diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-25 10:11:19 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-25 10:11:19 +0300 |
| commit | c2312ff575fcaed96889d5bb5392afcc604c9442 (patch) | |
| tree | 475d63360ee17732fac41c7c1e4a1636ed92e7cb | |
| parent | a3975dea1696b7c81319dc4b66e3c378dd47ccfb (diff) | |
| parent | 9cb1fd0efd195590b828b9b865421ad345a4a145 (diff) | |
| download | linux-c2312ff575fcaed96889d5bb5392afcc604c9442.tar.xz | |
Merge 5.7-rc7 into staging-next
We need the staging/iio fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
609 files changed, 5047 insertions, 2480 deletions
@@ -288,6 +288,8 @@ Vladimir Davydov <vdavydov.dev@gmail.com> <vdavydov@virtuozzo.com> Vladimir Davydov <vdavydov.dev@gmail.com> <vdavydov@parallels.com> Takashi YOSHII <takashi.yoshii.zj@renesas.com> Will Deacon <will@kernel.org> <will.deacon@arm.com> +Wolfram Sang <wsa@kernel.org> <wsa@the-dreams.de> +Wolfram Sang <wsa@kernel.org> <w.sang@pengutronix.de> Yakir Yang <kuankuan.y@gmail.com> <ykk@rock-chips.com> Yusuke Goda <goda.yusuke@renesas.com> Gustavo Padovan <gustavo@las.ic.unicamp.br> diff --git a/Documentation/core-api/printk-formats.rst b/Documentation/core-api/printk-formats.rst index 8ebe46b1af39..5dfcc4592b23 100644 --- a/Documentation/core-api/printk-formats.rst +++ b/Documentation/core-api/printk-formats.rst @@ -112,6 +112,20 @@ used when printing stack backtraces. The specifier takes into consideration the effect of compiler optimisations which may occur when tail-calls are used and marked with the noreturn GCC attribute. +Probed Pointers from BPF / tracing +---------------------------------- + +:: + + %pks kernel string + %pus user string + +The ``k`` and ``u`` specifiers are used for printing prior probed memory from +either kernel memory (k) or user memory (u). The subsequent ``s`` specifier +results in printing a string. For direct use in regular vsnprintf() the (k) +and (u) annotation is ignored, however, when used out of BPF's bpf_trace_printk(), +for example, it reads the memory it is pointing to without faulting. + Kernel Pointers --------------- diff --git a/Documentation/devicetree/bindings/dma/fsl-edma.txt b/Documentation/devicetree/bindings/dma/fsl-edma.txt index e77b08ebcd06..ee1754739b4b 100644 --- a/Documentation/devicetree/bindings/dma/fsl-edma.txt +++ b/Documentation/devicetree/bindings/dma/fsl-edma.txt @@ -10,7 +10,8 @@ Required properties: - compatible : - "fsl,vf610-edma" for eDMA used similar to that on Vybrid vf610 SoC - "fsl,imx7ulp-edma" for eDMA2 used similar to that on i.mx7ulp - - "fsl,fsl,ls1028a-edma" for eDMA used similar to that on Vybrid vf610 SoC + - "fsl,ls1028a-edma" followed by "fsl,vf610-edma" for eDMA used on the + LS1028A SoC. - reg : Specifies base physical address(s) and size of the eDMA registers. The 1st region is eDMA control register's address and size. The 2nd and the 3rd regions are programmable channel multiplexing diff --git a/Documentation/devicetree/bindings/net/dsa/b53.txt b/Documentation/devicetree/bindings/net/dsa/b53.txt index 5201bc15fdd6..cfd1afdc6e94 100644 --- a/Documentation/devicetree/bindings/net/dsa/b53.txt +++ b/Documentation/devicetree/bindings/net/dsa/b53.txt @@ -110,6 +110,9 @@ Ethernet switch connected via MDIO to the host, CPU port wired to eth0: #size-cells = <0>; ports { + #address-cells = <1>; + #size-cells = <0>; + port0@0 { reg = <0>; label = "lan1"; diff --git a/Documentation/usb/raw-gadget.rst b/Documentation/usb/raw-gadget.rst index 9e78cb858f86..68d879a8009e 100644 --- a/Documentation/usb/raw-gadget.rst +++ b/Documentation/usb/raw-gadget.rst @@ -27,9 +27,8 @@ differences are: 3. Raw Gadget provides a way to select a UDC device/driver to bind to, while GadgetFS currently binds to the first available UDC. -4. Raw Gadget uses predictable endpoint names (handles) across different - UDCs (as long as UDCs have enough endpoints of each required transfer - type). +4. Raw Gadget explicitly exposes information about endpoints addresses and + capabilities allowing a user to write UDC-agnostic gadgets. 5. Raw Gadget has ioctl-based interface instead of a filesystem-based one. @@ -50,12 +49,36 @@ The typical usage of Raw Gadget looks like: Raw Gadget and react to those depending on what kind of USB device needs to be emulated. +Note, that some UDC drivers have fixed addresses assigned to endpoints, and +therefore arbitrary endpoint addresses can't be used in the descriptors. +Nevertheles, Raw Gadget provides a UDC-agnostic way to write USB gadgets. +Once a USB_RAW_EVENT_CONNECT event is received via USB_RAW_IOCTL_EVENT_FETCH, +the USB_RAW_IOCTL_EPS_INFO ioctl can be used to find out information about +endpoints that the UDC driver has. Based on that information, the user must +chose UDC endpoints that will be used for the gadget being emulated, and +properly assign addresses in endpoint descriptors. + +You can find usage examples (along with a test suite) here: + +https://github.com/xairy/raw-gadget + +Internal details +~~~~~~~~~~~~~~~~ + +Currently every endpoint read/write ioctl submits a USB request and waits until +its completion. This is the desired mode for coverage-guided fuzzing (as we'd +like all USB request processing happen during the lifetime of a syscall), +and must be kept in the implementation. (This might be slow for real world +applications, thus the O_NONBLOCK improvement suggestion below.) + Potential future improvements ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- Implement ioctl's for setting/clearing halt status on endpoints. - -- Reporting more events (suspend, resume, etc.) through - USB_RAW_IOCTL_EVENT_FETCH. +- Report more events (suspend, resume, etc.) through USB_RAW_IOCTL_EVENT_FETCH. - Support O_NONBLOCK I/O. + +- Support USB 3 features (accept SS endpoint companion descriptor when + enabling endpoints; allow providing stream_id for bulk transfers). + +- Support ISO transfer features (expose frame_number for completed requests). diff --git a/MAINTAINERS b/MAINTAINERS index 60ed2963efaa..e10f86b1fea9 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5516,10 +5516,10 @@ F: drivers/gpu/drm/vboxvideo/ DRM DRIVER FOR VMWARE VIRTUAL GPU M: "VMware Graphics" <linux-graphics-maintainer@vmware.com> -M: Thomas Hellstrom <thellstrom@vmware.com> +M: Roland Scheidegger <sroland@vmware.com> L: dri-devel@lists.freedesktop.org S: Supported -T: git git://people.freedesktop.org/~thomash/linux +T: git git://people.freedesktop.org/~sroland/linux F: drivers/gpu/drm/vmwgfx/ F: include/uapi/drm/vmwgfx_drm.h @@ -7839,7 +7839,7 @@ T: git git://linuxtv.org/media_tree.git F: drivers/media/platform/sti/hva HWPOISON MEMORY FAILURE HANDLING -M: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> +M: Naoya Horiguchi <naoya.horiguchi@nec.com> L: linux-mm@kvack.org S: Maintained F: mm/hwpoison-inject.c @@ -7951,7 +7951,7 @@ F: Documentation/i2c/busses/i2c-parport.rst F: drivers/i2c/busses/i2c-parport.c I2C SUBSYSTEM -M: Wolfram Sang <wsa@the-dreams.de> +M: Wolfram Sang <wsa@kernel.org> L: linux-i2c@vger.kernel.org S: Maintained W: https://i2c.wiki.kernel.org/ @@ -9195,6 +9195,11 @@ L: kexec@lists.infradead.org S: Maintained W: http://lse.sourceforge.net/kdump/ F: Documentation/admin-guide/kdump/ +F: fs/proc/vmcore.c +F: include/linux/crash_core.h +F: include/linux/crash_dump.h +F: include/uapi/linux/vmcore.h +F: kernel/crash_*.c KEENE FM RADIO TRANSMITTER DRIVER M: Hans Verkuil <hverkuil@xs4all.nl> @@ -10672,6 +10677,13 @@ L: netdev@vger.kernel.org S: Maintained F: drivers/net/ethernet/mediatek/ +MEDIATEK I2C CONTROLLER DRIVER +M: Qii Wang <qii.wang@mediatek.com> +L: linux-i2c@vger.kernel.org +S: Maintained +F: Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt +F: drivers/i2c/busses/i2c-mt65xx.c + MEDIATEK JPEG DRIVER M: Rick Chang <rick.chang@mediatek.com> M: Bin Liu <bin.liu@mediatek.com> @@ -11720,8 +11732,9 @@ F: net/core/drop_monitor.c NETWORKING DRIVERS M: "David S. Miller" <davem@davemloft.net> +M: Jakub Kicinski <kuba@kernel.org> L: netdev@vger.kernel.org -S: Odd Fixes +S: Maintained W: http://www.linuxfoundation.org/en/Net Q: http://patchwork.ozlabs.org/project/netdev/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git @@ -14644,6 +14657,7 @@ F: drivers/iommu/s390-iommu.c S390 IUCV NETWORK LAYER M: Julian Wiedmann <jwi@linux.ibm.com> +M: Karsten Graul <kgraul@linux.ibm.com> M: Ursula Braun <ubraun@linux.ibm.com> L: linux-s390@vger.kernel.org S: Supported @@ -14654,6 +14668,7 @@ F: net/iucv/ S390 NETWORK DRIVERS M: Julian Wiedmann <jwi@linux.ibm.com> +M: Karsten Graul <kgraul@linux.ibm.com> M: Ursula Braun <ubraun@linux.ibm.com> L: linux-s390@vger.kernel.org S: Supported @@ -2,7 +2,7 @@ VERSION = 5 PATCHLEVEL = 7 SUBLEVEL = 0 -EXTRAVERSION = -rc5 +EXTRAVERSION = -rc7 NAME = Kleptomaniac Octopus # *DOCUMENTATION* diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig index 0974226fab55..aa000075a575 100644 --- a/arch/arc/configs/hsdk_defconfig +++ b/arch/arc/configs/hsdk_defconfig @@ -65,6 +65,7 @@ CONFIG_DRM_UDL=y CONFIG_DRM_ETNAVIV=y CONFIG_FB=y CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_USB=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_EHCI_HCD_PLATFORM=y CONFIG_USB_OHCI_HCD=y diff --git a/arch/arc/include/asm/dsp-impl.h b/arch/arc/include/asm/dsp-impl.h index e1aa212ca6eb..cd5636dfeb6f 100644 --- a/arch/arc/include/asm/dsp-impl.h +++ b/arch/arc/include/asm/dsp-impl.h @@ -15,12 +15,14 @@ /* clobbers r5 register */ .macro DSP_EARLY_INIT +#ifdef CONFIG_ISA_ARCV2 lr r5, [ARC_AUX_DSP_BUILD] bmsk r5, r5, 7 breq r5, 0, 1f mov r5, DSP_CTRL_DISABLED_ALL sr r5, [ARC_AUX_DSP_CTRL] 1: +#endif .endm /* clobbers r10, r11 registers pair */ diff --git a/arch/arc/include/asm/entry-arcv2.h b/arch/arc/include/asm/entry-arcv2.h index ae0aa5323be1..0ff4c0610561 100644 --- a/arch/arc/include/asm/entry-arcv2.h +++ b/arch/arc/include/asm/entry-arcv2.h @@ -233,6 +233,8 @@ #ifdef CONFIG_ARC_IRQ_NO_AUTOSAVE __RESTORE_REGFILE_HARD + + ; SP points to PC/STAT32: hw restores them despite NO_AUTOSAVE add sp, sp, SZ_PT_REGS - 8 #else add sp, sp, PT_r0 diff --git a/arch/arc/kernel/Makefile b/arch/arc/kernel/Makefile index 75539670431a..8c4fc4b54c14 100644 --- a/arch/arc/kernel/Makefile +++ b/arch/arc/kernel/Makefile @@ -3,9 +3,6 @@ # Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) # -# Pass UTS_MACHINE for user_regset definition -CFLAGS_ptrace.o += -DUTS_MACHINE='"$(UTS_MACHINE)"' - obj-y := arcksyms.o setup.o irq.o reset.o ptrace.o process.o devtree.o obj-y += signal.o traps.o sys.o troubleshoot.o stacktrace.o disasm.o obj-$(CONFIG_ISA_ARCOMPACT) += entry-compact.o intc-compact.o diff --git a/arch/arc/kernel/ptrace.c b/arch/arc/kernel/ptrace.c index d5f3fcf273b5..f49a054a1016 100644 --- a/arch/arc/kernel/ptrace.c +++ b/arch/arc/kernel/ptrace.c @@ -253,7 +253,7 @@ static const struct user_regset arc_regsets[] = { }; static const struct user_regset_view user_arc_view = { - .name = UTS_MACHINE, + .name = "arc", .e_machine = EM_ARC_INUSE, .regsets = arc_regsets, .n = ARRAY_SIZE(arc_regsets) diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index b2b1cb645d9e..dad8a656a2f1 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -11,6 +11,7 @@ #include <linux/clocksource.h> #include <linux/console.h> #include <linux/module.h> +#include <linux/sizes.h> #include <linux/cpu.h> #include <linux/of_clk.h> #include <linux/of_fdt.h> @@ -424,12 +425,12 @@ static void arc_chk_core_config(void) if ((unsigned int)__arc_dccm_base != cpu->dccm.base_addr) panic("Linux built with incorrect DCCM Base address\n"); - if (CONFIG_ARC_DCCM_SZ != cpu->dccm.sz) + if (CONFIG_ARC_DCCM_SZ * SZ_1K != cpu->dccm.sz) panic("Linux built with incorrect DCCM Size\n"); #endif #ifdef CONFIG_ARC_HAS_ICCM - if (CONFIG_ARC_ICCM_SZ != cpu->iccm.sz) + if (CONFIG_ARC_ICCM_SZ * SZ_1K != cpu->iccm.sz) panic("Linux built with incorrect ICCM Size\n"); #endif diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c index d2999503fb8a..3393558876a9 100644 --- a/arch/arc/kernel/troubleshoot.c +++ b/arch/arc/kernel/troubleshoot.c @@ -191,10 +191,9 @@ void show_regs(struct pt_regs *regs) if (user_mode(regs)) show_faulting_vma(regs->ret); /* faulting code, not data */ - pr_info("ECR: 0x%08lx EFA: 0x%08lx ERET: 0x%08lx\n", - regs->event, current->thread.fault_address, regs->ret); - - pr_info("STAT32: 0x%08lx", regs->status32); + pr_info("ECR: 0x%08lx EFA: 0x%08lx ERET: 0x%08lx\nSTAT: 0x%08lx", + regs->event, current->thread.fault_address, regs->ret, + regs->status32); #define STS_BIT(r, bit) r->status32 & STATUS_##bit##_MASK ? #bit" " : "" @@ -210,11 +209,10 @@ void show_regs(struct pt_regs *regs) (regs->status32 & STATUS_U_MASK) ? "U " : "K ", STS_BIT(regs, DE), STS_BIT(regs, AE)); #endif - pr_cont(" BTA: 0x%08lx\n", regs->bta); - pr_info("BLK: %pS\n SP: 0x%08lx FP: 0x%08lx\n", - (void *)regs->blink, regs->sp, regs->fp); + pr_cont(" BTA: 0x%08lx\n SP: 0x%08lx FP: 0x%08lx BLK: %pS\n", + regs->bta, regs->sp, regs->fp, (void *)regs->blink); pr_info("LPS: 0x%08lx\tLPE: 0x%08lx\tLPC: 0x%08lx\n", - regs->lp_start, regs->lp_end, regs->lp_count); + regs->lp_start, regs->lp_end, regs->lp_count); /* print regs->r0 thru regs->r12 * Sequential printing was generating horrible code diff --git a/arch/arc/kernel/unwind.c b/arch/arc/kernel/unwind.c index 27ea64b1fa33..f87758a6851b 100644 --- a/arch/arc/kernel/unwind.c +++ b/arch/arc/kernel/unwind.c @@ -1178,11 +1178,9 @@ int arc_unwind(struct unwind_frame_info *frame) #endif /* update frame */ -#ifndef CONFIG_AS_CFI_SIGNAL_FRAME if (frame->call_frame && !UNW_DEFAULT_RA(state.regs[retAddrReg], state.dataAlign)) frame->call_frame = 0; -#endif cfa = FRAME_REG(state.cfa.reg, unsigned long) + state.cfa.offs; startLoc = min_t(unsigned long, UNW_SP(frame), cfa); endLoc = max_t(unsigned long, UNW_SP(frame), cfa); diff --git a/arch/arc/plat-eznps/Kconfig b/arch/arc/plat-eznps/Kconfig index a931d0a256d0..a645bca5899a 100644 --- a/arch/arc/plat-eznps/Kconfig +++ b/arch/arc/plat-eznps/Kconfig @@ -6,6 +6,7 @@ menuconfig ARC_PLAT_EZNPS bool "\"EZchip\" ARC dev platform" + depends on ISA_ARCOMPACT select CPU_BIG_ENDIAN select CLKSRC_NPS if !PHYS_ADDR_T_64BIT select EZNPS_GIC diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 66a04f6f4775..c77c93c485a0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -12,6 +12,7 @@ config ARM select ARCH_HAS_KEEPINITRD select ARCH_HAS_KCOV select ARCH_HAS_MEMBARRIER_SYNC_CORE + select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE select ARCH_HAS_PTE_SPECIAL if ARM_LPAE select ARCH_HAS_PHYS_TO_DMA select ARCH_HAS_SETUP_DMA_OPS diff --git a/arch/arm/boot/dts/am574x-idk.dts b/arch/arm/boot/dts/am574x-idk.dts index fa0088025b2c..85c95cc551dd 100644 --- a/arch/arm/boot/dts/am574x-idk.dts +++ b/arch/arm/boot/dts/am574x-idk.dts @@ -40,3 +40,7 @@ status = "okay"; dual_emac; }; + +&m_can0 { + status = "disabled"; +}; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index 4740989ed9c4..7191ee6a1b82 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -172,6 +172,7 @@ #address-cells = <1>; ranges = <0x51000000 0x51000000 0x3000 0x0 0x20000000 0x10000000>; + dma-ranges; /** * To enable PCI endpoint mode, disable the pcie1_rc * node and enable pcie1_ep mode. @@ -185,7 +186,6 @@ device_type = "pci"; ranges = <0x81000000 0 0 0x03000 0 0x00010000 0x82000000 0 0x20013000 0x13000 0 0xffed000>; - dma-ranges = <0x02000000 0x0 0x00000000 0x00000000 0x1 0x00000000>; bus-range = <0x00 0xff>; #interrupt-cells = <1>; num-lanes = <1>; @@ -230,6 +230,7 @@ #address-cells = <1>; ranges = <0x51800000 0x51800000 0x3000 0x0 0x30000000 0x10000000>; + dma-ranges; status = "disabled"; pcie2_rc: pcie@51800000 { reg = <0x51800000 0x2000>, <0x51802000 0x14c>, <0x1000 0x2000>; @@ -240,7 +241,6 @@ device_type = "pci"; ranges = <0x81000000 0 0 0x03000 0 0x00010000 0x82000000 0 0x30013000 0x13000 0 0xffed000>; - dma-ranges = <0x02000000 0x0 0x00000000 0x00000000 0x1 0x00000000>; bus-range = <0x00 0xff>; #interrupt-cells = <1>; num-lanes = <1>; diff --git a/arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts b/arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts index 0cd75dadf292..188639738dc3 100644 --- a/arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts +++ b/arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts @@ -75,8 +75,8 @@ imx27-phycard-s-rdk { pinctrl_i2c1: i2c1grp { fsl,pins = < - MX27_PAD_I2C2_SDA__I2C2_SDA 0x0 - MX27_PAD_I2C2_SCL__I2C2_SCL 0x0 + MX27_PAD_I2C_DATA__I2C_DATA 0x0 + MX27_PAD_I2C_CLK__I2C_CLK 0x0 >; }; diff --git a/arch/arm/boot/dts/imx6dl-yapp4-ursa.dts b/arch/arm/boot/dts/imx6dl-yapp4-ursa.dts index 0d594e4bd559..a1173bf5bff5 100644 --- a/arch/arm/boot/dts/imx6dl-yapp4-ursa.dts +++ b/arch/arm/boot/dts/imx6dl-yapp4-ursa.dts @@ -38,7 +38,7 @@ }; &switch_ports { - /delete-node/ port@2; + /delete-node/ port@3; }; &touchscreen { diff --git a/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi b/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi index ede2e0c999b1..e10f99278c77 100644 --- a/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi +++ b/arch/arm/boot/dts/iwg20d-q7-dbcm-ca.dtsi @@ -72,8 +72,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/motorola-mapphone-common.dtsi b/arch/arm/boot/dts/motorola-mapphone-common.dtsi index 9067e0ef4240..06fbffa81636 100644 --- a/arch/arm/boot/dts/motorola-mapphone-common.dtsi +++ b/arch/arm/boot/dts/motorola-mapphone-common.dtsi @@ -367,6 +367,8 @@ }; &mmc3 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc3_pins>; vmmc-supply = <&wl12xx_vmmc>; /* uart2_tx.sdmmc3_dat1 pad as wakeirq */ interrupts-extended = <&wakeupgen GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH @@ -472,6 +474,37 @@ >; }; + /* + * Android uses PIN_OFF_INPUT_PULLDOWN | PIN_INPUT_PULLUP | MUX_MODE3 + * for gpio_100, but the internal pull makes wlan flakey on some + * devices. Off mode value should be tested if we have off mode working + * later on. + */ + mmc3_pins: pinmux_mmc3_pins { + pinctrl-single,pins = < + /* 0x4a10008e gpmc_wait2.gpio_100 d23 */ + OMAP4_IOPAD(0x08e, PIN_INPUT | MUX_MODE3) + + /* 0x4a100102 abe_mcbsp1_dx.sdmmc3_dat2 ab25 */ + OMAP4_IOPAD(0x102, PIN_INPUT_PULLUP | MUX_MODE1) + + /* 0x4a100104 abe_mcbsp1_fsx.sdmmc3_dat3 ac27 */ + OMAP4_IOPAD(0x104, PIN_INPUT_PULLUP | MUX_MODE1) + + /* 0x4a100118 uart2_cts.sdmmc3_clk ab26 */ + OMAP4_IOPAD(0x118, PIN_INPUT | MUX_MODE1) + + /* 0x4a10011a uart2_rts.sdmmc3_cmd ab27 */ + OMAP4_IOPAD(0x11a, PIN_INPUT_PULLUP | MUX_MODE1) + + /* 0x4a10011c uart2_rx.sdmmc3_dat0 aa25 */ + OMAP4_IOPAD(0x11c, PIN_INPUT_PULLUP | MUX_MODE1) + + /* 0x4a10011e uart2_tx.sdmmc3_dat1 aa26 */ + OMAP4_IOPAD(0x11e, PIN_INPUT_PULLUP | MUX_MODE1) + >; + }; + /* gpmc_ncs0.gpio_50 */ poweroff_gpio: pinmux_poweroff_pins { pinctrl-single,pins = < @@ -690,14 +723,18 @@ }; /* - * As uart1 is wired to mdm6600 with rts and cts, we can use the cts pin for - * uart1 wakeirq. + * The uart1 port is wired to mdm6600 with rts and cts. The modem uses gpio_149 + * for wake-up events for both the USB PHY and the UART. We can use gpio_149 + * pad as the shared wakeirq for the UART rather than the RX or CTS pad as we + * have gpio_149 trigger before the UART transfer starts. */ &uart1 { pinctrl-names = "default"; pinctrl-0 = <&uart1_pins>; interrupts-extended = <&wakeupgen GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH - &omap4_pmx_core 0xfc>; + &omap4_pmx_core 0x110>; + uart-has-rtscts; + current-speed = <115200>; }; &uart3 { diff --git a/arch/arm/boot/dts/r7s9210.dtsi b/arch/arm/boot/dts/r7s9210.dtsi index 72b79770e336..cace43807497 100644 --- a/arch/arm/boot/dts/r7s9210.dtsi +++ b/arch/arm/boot/dts/r7s9210.dtsi @@ -304,7 +304,6 @@ reg = <0xe803b000 0x30>; interrupts = <GIC_SPI 56 IRQ_TYPE_EDGE_RISING>; clocks = <&cpg CPG_MOD 36>; - clock-names = "ostm0"; power-domains = <&cpg>; status = "disabled"; }; @@ -314,7 +313,6 @@ reg = <0xe803c000 0x30>; interrupts = <GIC_SPI 57 IRQ_TYPE_EDGE_RISING>; clocks = <&cpg CPG_MOD 35>; - clock-names = "ostm1"; power-domains = <&cpg>; status = "disabled"; }; @@ -324,7 +322,6 @@ reg = <0xe803d000 0x30>; interrupts = <GIC_SPI 58 IRQ_TYPE_EDGE_RISING>; clocks = <&cpg CPG_MOD 34>; - clock-names = "ostm2"; power-domains = <&cpg>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/r8a73a4.dtsi b/arch/arm/boot/dts/r8a73a4.dtsi index a5cd31229fbd..a3ba722a9d7f 100644 --- a/arch/arm/boot/dts/r8a73a4.dtsi +++ b/arch/arm/boot/dts/r8a73a4.dtsi @@ -131,7 +131,14 @@ cmt1: timer@e6130000 { compatible = "renesas,r8a73a4-cmt1", "renesas,rcar-gen2-cmt1"; reg = <0 0xe6130000 0 0x1004>; - interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A73A4_CLK_CMT1>; clock-names = "fck"; power-domains = <&pd_c5>; diff --git a/arch/arm/boot/dts/r8a7740.dtsi b/arch/arm/boot/dts/r8a7740.dtsi index ebc1ff64f530..90feb2cf9960 100644 --- a/arch/arm/boot/dts/r8a7740.dtsi +++ b/arch/arm/boot/dts/r8a7740.dtsi @@ -479,7 +479,7 @@ cpg_clocks: cpg_clocks@e6150000 { compatible = "renesas,r8a7740-cpg-clocks"; reg = <0xe6150000 0x10000>; - clocks = <&extal1_clk>, <&extalr_clk>; + clocks = <&extal1_clk>, <&extal2_clk>, <&extalr_clk>; #clock-cells = <1>; clock-output-names = "system", "pllc0", "pllc1", "pllc2", "r", diff --git a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm-dbhd-ca.dts b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm-dbhd-ca.dts index 92aa26ba423c..b1f679da36b2 100644 --- a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm-dbhd-ca.dts +++ b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm-dbhd-ca.dts @@ -84,8 +84,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts index 69745def44d4..bfe778c4c47b 100644 --- a/arch/arm/boot/dts/r8a7790-lager.dts +++ b/arch/arm/boot/dts/r8a7790-lager.dts @@ -364,8 +364,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7790-stout.dts b/arch/arm/boot/dts/r8a7790-stout.dts index 4138efb2766d..6a457bc9280a 100644 --- a/arch/arm/boot/dts/r8a7790-stout.dts +++ b/arch/arm/boot/dts/r8a7790-stout.dts @@ -297,8 +297,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts index 687167b70cb6..fc74c6cd6def 100644 --- a/arch/arm/boot/dts/r8a7791-koelsch.dts +++ b/arch/arm/boot/dts/r8a7791-koelsch.dts @@ -387,8 +387,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7791-porter.dts b/arch/arm/boot/dts/r8a7791-porter.dts index a8e0335148a5..114bf1c4199b 100644 --- a/arch/arm/boot/dts/r8a7791-porter.dts +++ b/arch/arm/boot/dts/r8a7791-porter.dts @@ -181,8 +181,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7792-blanche.dts b/arch/arm/boot/dts/r8a7792-blanche.dts index 248eb717eb35..9368ac2cf508 100644 --- a/arch/arm/boot/dts/r8a7792-blanche.dts +++ b/arch/arm/boot/dts/r8a7792-blanche.dts @@ -289,8 +289,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7792-wheat.dts b/arch/arm/boot/dts/r8a7792-wheat.dts index bd2a63bdab3d..ba2d2a589012 100644 --- a/arch/arm/boot/dts/r8a7792-wheat.dts +++ b/arch/arm/boot/dts/r8a7792-wheat.dts @@ -249,14 +249,12 @@ */ hdmi@3d { compatible = "adi,adv7513"; - reg = <0x3d>, <0x2d>, <0x4d>, <0x5d>; - reg-names = "main", "cec", "edid", "packet"; + reg = <0x3d>, <0x4d>, <0x2d>, <0x5d>; + reg-names = "main", "edid", "cec", "packet"; adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; @@ -280,14 +278,12 @@ hdmi@39 { compatible = "adi,adv7513"; - reg = <0x39>, <0x29>, <0x49>, <0x59>; - reg-names = "main", "cec", "edid", "packet"; + reg = <0x39>, <0x49>, <0x29>, <0x59>; + reg-names = "main", "edid", "cec", "packet"; adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7793-gose.dts b/arch/arm/boot/dts/r8a7793-gose.dts index cfe06a74ce89..79baf06019f5 100644 --- a/arch/arm/boot/dts/r8a7793-gose.dts +++ b/arch/arm/boot/dts/r8a7793-gose.dts @@ -366,8 +366,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts index 9aaa96ea9943..b8b0941f677c 100644 --- a/arch/arm/boot/dts/r8a7794-silk.dts +++ b/arch/arm/boot/dts/r8a7794-silk.dts @@ -255,8 +255,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi index 781ac7583522..d9a0c9a29b68 100644 --- a/arch/arm/boot/dts/rk3036.dtsi +++ b/arch/arm/boot/dts/rk3036.dtsi @@ -128,7 +128,7 @@ assigned-clocks = <&cru SCLK_GPU>; assigned-clock-rates = <100000000>; clocks = <&cru SCLK_GPU>, <&cru SCLK_GPU>; - clock-names = "core", "bus"; + clock-names = "bus", "core"; resets = <&cru SRST_GPU>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/rk3228-evb.dts b/arch/arm/boot/dts/rk3228-evb.dts index 5670b33fd1bd..aed879db6c15 100644 --- a/arch/arm/boot/dts/rk3228-evb.dts +++ b/arch/arm/boot/dts/rk3228-evb.dts @@ -46,7 +46,7 @@ #address-cells = <1>; #size-cells = <0>; - phy: phy@0 { + phy: ethernet-phy@0 { compatible = "ethernet-phy-id1234.d400", "ethernet-phy-ieee802.3-c22"; reg = <0>; clocks = <&cru SCLK_MAC_PHY>; diff --git a/arch/arm/boot/dts/rk3229-xms6.dts b/arch/arm/boot/dts/rk3229-xms6.dts index 679fc2b00e5a..933ef69da32a 100644 --- a/arch/arm/boot/dts/rk3229-xms6.dts +++ b/arch/arm/boot/dts/rk3229-xms6.dts @@ -150,7 +150,7 @@ #address-cells = <1>; #size-cells = <0>; - phy: phy@0 { + phy: ethernet-phy@0 { compatible = "ethernet-phy-id1234.d400", "ethernet-phy-ieee802.3-c22"; reg = <0>; diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi index 06172ebbf0ce..5485a9918da6 100644 --- a/arch/arm/boot/dts/rk322x.dtsi +++ b/arch/arm/boot/dts/rk322x.dtsi @@ -555,7 +555,7 @@ "pp1", "ppmmu1"; clocks = <&cru ACLK_GPU>, <&cru ACLK_GPU>; - clock-names = "core", "bus"; + clock-names = "bus", "core"; resets = <&cru SRST_GPU_A>; status = "disabled"; }; @@ -1020,7 +1020,7 @@ }; }; - spi-0 { + spi0 { spi0_clk: spi0-clk { rockchip,pins = <0 RK_PB1 2 &pcfg_pull_up>; }; @@ -1038,7 +1038,7 @@ }; }; - spi-1 { + spi1 { spi1_clk: spi1-clk { rockchip,pins = <0 RK_PC7 2 &pcfg_pull_up>; }; diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi index f9fcb7e9657b..d929b60517ab 100644 --- a/arch/arm/boot/dts/rk3xxx.dtsi +++ b/arch/arm/boot/dts/rk3xxx.dtsi @@ -84,7 +84,7 @@ compatible = "arm,mali-400"; reg = <0x10090000 0x10000>; clocks = <&cru ACLK_GPU>, <&cru ACLK_GPU>; - clock-names = "core", "bus"; + clock-names = "bus", "core"; assigned-clocks = <&cru ACLK_GPU>; assigned-clock-rates = <100000000>; resets = <&cru SRST_GPU>; diff --git a/arch/arm/configs/keystone_defconfig b/arch/arm/configs/keystone_defconfig index 11e2211f9007..84a3b055f253 100644 --- a/arch/arm/configs/keystone_defconfig +++ b/arch/arm/configs/keystone_defconfig @@ -147,6 +147,7 @@ CONFIG_I2C_DAVINCI=y CONFIG_SPI=y CONFIG_SPI_DAVINCI=y CONFIG_SPI_SPIDEV=y +CONFIG_PTP_1588_CLOCK=y CONFIG_PINCTRL_SINGLE=y CONFIG_GPIOLIB=y CONFIG_GPIO_SYSFS=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index 3cc3ca5fa027..8b83d4a5d309 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -274,6 +274,7 @@ CONFIG_SPI_TI_QSPI=m CONFIG_HSI=m CONFIG_OMAP_SSI=m CONFIG_SSI_PROTOCOL=m +CONFIG_PTP_1588_CLOCK=y CONFIG_PINCTRL_SINGLE=y CONFIG_DEBUG_GPIO=y CONFIG_GPIO_SYSFS=y diff --git a/arch/arm/mach-oxnas/platsmp.c b/arch/arm/mach-oxnas/platsmp.c index ab35275b7ee3..f0a50b9e61df 100644 --- a/arch/arm/mach-oxnas/platsmp.c +++ b/arch/arm/mach-oxnas/platsmp.c @@ -27,7 +27,8 @@ static void __iomem *gic_cpu_ctrl; #define GIC_CPU_CTRL 0x00 #define GIC_CPU_CTRL_ENABLE 1 -int __init ox820_boot_secondary(unsigned int cpu, struct task_struct *idle) +static int __init ox820_boot_secondary(unsigned int cpu, + struct task_struct *idle) { /* * Write the address of secondary startup into the diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 40fb05d96c60..5d513f461957 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -20,6 +20,7 @@ config ARM64 select ARCH_HAS_KCOV select ARCH_HAS_KEEPINITRD select ARCH_HAS_MEMBARRIER_SYNC_CORE + select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE select ARCH_HAS_PTE_DEVMAP select ARCH_HAS_PTE_SPECIAL select ARCH_HAS_SETUP_DMA_OPS diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinetab.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinetab.dts index 316e8a443913..dc4ab6b434f9 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinetab.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinetab.dts @@ -98,7 +98,7 @@ }; &codec_analog { - hpvcc-supply = <®_eldo1>; + cpvdd-supply = <®_eldo1>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index 31143fe64d91..c26cc1fcaffd 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -154,24 +154,6 @@ }; }; - sound_spdif { - compatible = "simple-audio-card"; - simple-audio-card,name = "On-board SPDIF"; - - simple-audio-card,cpu { - sound-dai = <&spdif>; - }; - - simple-audio-card,codec { - sound-dai = <&spdif_out>; - }; - }; - - spdif_out: spdif-out { - #sound-dai-cells = <0>; - compatible = "linux,spdif-dit"; - }; - timer { compatible = "arm,armv8-timer"; allwinner,erratum-unknown1; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi index 0882ea215b88..c0aef7d69117 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi @@ -2319,7 +2319,7 @@ reg = <0x0 0xff400000 0x0 0x40000>; interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clkc CLKID_USB1_DDR_BRIDGE>; - clock-names = "ddr"; + clock-names = "otg"; phys = <&usb2_phy1>; phy-names = "usb2-phy"; dr_mode = "peripheral"; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12.dtsi index 783e5a397f86..55d39020ec72 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12.dtsi @@ -1,4 +1,3 @@ - // SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2019 BayLibre, SAS diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi index c33e85fbdaba..c6c8caed8327 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-khadas-vim3.dtsi @@ -154,6 +154,10 @@ clock-latency = <50000>; }; +&frddr_a { + status = "okay"; +}; + &frddr_b { status = "okay"; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-ugoos-am6.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-ugoos-am6.dts index 325e448eb09c..06c5430eb92d 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-ugoos-am6.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-ugoos-am6.dts @@ -545,7 +545,7 @@ &usb { status = "okay"; dr_mode = "host"; - vbus-regulator = <&usb_pwr_en>; + vbus-supply = <&usb_pwr_en>; }; &usb2_phy0 { diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi index 2a7f70b71149..13d0570c7ed6 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi @@ -447,7 +447,7 @@ edma0: dma-controller@22c0000 { #dma-cells = <2>; - compatible = "fsl,ls1028a-edma"; + compatible = "fsl,ls1028a-edma", "fsl,vf610-edma"; reg = <0x0 0x22c0000 0x0 0x10000>, <0x0 0x22d0000 0x0 0x10000>, <0x0 0x22e0000 0x0 0x10000>; diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index cc7152ecedd9..8829628f757a 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -264,7 +264,7 @@ aips1: bus@30000000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x301f0000 0x10000>; + reg = <0x30000000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x30000000 0x30000000 0x400000>; @@ -543,7 +543,7 @@ aips2: bus@30400000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x305f0000 0x10000>; + reg = <0x30400000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x30400000 0x30400000 0x400000>; @@ -603,7 +603,7 @@ aips3: bus@30800000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x309f0000 0x10000>; + reg = <0x30800000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x30800000 0x30800000 0x400000>, @@ -863,7 +863,7 @@ aips4: bus@32c00000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x32df0000 0x10000>; + reg = <0x32c00000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x32c00000 0x32c00000 0x400000>; diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi index fa78f0163270..43971abe218b 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -241,7 +241,7 @@ aips1: bus@30000000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x301f0000 0x10000>; + reg = <0x30000000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges; @@ -448,7 +448,7 @@ aips2: bus@30400000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x305f0000 0x10000>; + reg = <0x30400000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges; @@ -508,7 +508,7 @@ aips3: bus@30800000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x309f0000 0x10000>; + reg = <0x30800000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges; @@ -718,7 +718,7 @@ reg = <0x30bd0000 0x10000>; interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clk IMX8MN_CLK_SDMA1_ROOT>, - <&clk IMX8MN_CLK_SDMA1_ROOT>; + <&clk IMX8MN_CLK_AHB>; clock-names = "ipg", "ahb"; #dma-cells = <3>; fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin"; @@ -754,7 +754,7 @@ aips4: bus@32c00000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x32df0000 0x10000>; + reg = <0x32c00000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-pinfunc.h b/arch/arm64/boot/dts/freescale/imx8mp-pinfunc.h index da78f89b6c98..319ab34cab3e 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-pinfunc.h +++ b/arch/arm64/boot/dts/freescale/imx8mp-pinfunc.h @@ -151,26 +151,26 @@ #define MX8MP_IOMUXC_ENET_TXC__SIM_M_HADDR22 0x070 0x2D0 0x000 0x7 0x0 #define MX8MP_IOMUXC_ENET_RX_CTL__ENET_QOS_RGMII_RX_CTL 0x074 0x2D4 0x000 0x0 0x0 #define MX8MP_IOMUXC_ENET_RX_CTL__AUDIOMIX_SAI7_TX_SYNC 0x074 0x2D4 0x540 0x2 0x0 -#define MX8MP_IOMUXC_ENET_RX_CTL__AUDIOMIX_BIT_STREAM03 0x074 0x2D4 0x4CC 0x3 0x0 +#define MX8MP_IOMUXC_ENET_RX_CTL__AUDIOMIX_BIT_STREAM03 0x074 0x2D4 0x4CC 0x3 0x1 #define MX8MP_IOMUXC_ENET_RX_CTL__GPIO1_IO24 0x074 0x2D4 0x000 0x5 0x0 #define MX8MP_IOMUXC_ENET_RX_CTL__USDHC3_DATA2 0x074 0x2D4 0x618 0x6 0x0 #define MX8MP_IOMUXC_ENET_RX_CTL__SIM_M_HADDR23 0x074 0x2D4 0x000 0x7 0x0 #define MX8MP_IOMUXC_ENET_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK 0x078 0x2D8 0x000 0x0 0x0 #define MX8MP_IOMUXC_ENET_RXC__ENET_QOS_RX_ER 0x078 0x2D8 0x000 0x1 0x0 #define MX8MP_IOMUXC_ENET_RXC__AUDIOMIX_SAI7_TX_BCLK 0x078 0x2D8 0x53C 0x2 0x0 -#define MX8MP_IOMUXC_ENET_RXC__AUDIOMIX_BIT_STREAM02 0x078 0x2D8 0x4C8 0x3 0x0 +#define MX8MP_IOMUXC_ENET_RXC__AUDIOMIX_BIT_STREAM02 0x078 0x2D8 0x4C8 0x3 0x1 #define MX8MP_IOMUXC_ENET_RXC__GPIO1_IO25 0x078 0x2D8 0x000 0x5 0x0 #define MX8MP_IOMUXC_ENET_RXC__USDHC3_DATA3 0x078 0x2D8 0x61C 0x6 0x0 #define MX8MP_IOMUXC_ENET_RXC__SIM_M_HADDR24 0x078 0x2D8 0x000 0x7 0x0 #define MX8MP_IOMUXC_ENET_RD0__ENET_QOS_RGMII_RD0 0x07C 0x2DC 0x000 0x0 0x0 #define MX8MP_IOMUXC_ENET_RD0__AUDIOMIX_SAI7_RX_DATA00 0x07C 0x2DC 0x534 0x2 0x0 -#define MX8MP_IOMUXC_ENET_RD0__AUDIOMIX_BIT_STREAM01 0x07C 0x2DC 0x4C4 0x3 0x0 +#define MX8MP_IOMUXC_ENET_RD0__AUDIOMIX_BIT_STREAM01 0x07C 0x2DC 0x4C4 0x3 0x1 #define MX8MP_IOMUXC_ENET_RD0__GPIO1_IO26 0x07C 0x2DC 0x000 0x5 0x0 #define MX8MP_IOMUXC_ENET_RD0__USDHC3_DATA4 0x07C 0x2DC 0x620 0x6 0x0 #define MX8MP_IOMUXC_ENET_RD0__SIM_M_HADDR25 0x07C 0x2DC 0x000 0x7 0x0 #define MX8MP_IOMUXC_ENET_RD1__ENET_QOS_RGMII_RD1 0x080 0x2E0 0x000 0x0 0x0 #define MX8MP_IOMUXC_ENET_RD1__AUDIOMIX_SAI7_RX_SYNC 0x080 0x2E0 0x538 0x2 0x0 -#define MX8MP_IOMUXC_ENET_RD1__AUDIOMIX_BIT_STREAM00 0x080 0x2E0 0x4C0 0x3 0x0 +#define MX8MP_IOMUXC_ENET_RD1__AUDIOMIX_BIT_STREAM00 0x080 0x2E0 0x4C0 0x3 0x1 #define MX8MP_IOMUXC_ENET_RD1__GPIO1_IO27 0x080 0x2E0 0x000 0x5 0x0 #define MX8MP_IOMUXC_ENET_RD1__USDHC3_RESET_B 0x080 0x2E0 0x000 0x6 0x0 #define MX8MP_IOMUXC_ENET_RD1__SIM_M_HADDR26 0x080 0x2E0 0x000 0x7 0x0 @@ -291,7 +291,7 @@ #define MX8MP_IOMUXC_SD2_DATA0__I2C4_SDA 0x0C8 0x328 0x5C0 0x2 0x1 #define MX8MP_IOMUXC_SD2_DATA0__UART2_DCE_RX 0x0C8 0x328 0x5F0 0x3 0x2 #define MX8MP_IOMUXC_SD2_DATA0__UART2_DTE_TX 0x0C8 0x328 0x000 0x3 0x0 -#define MX8MP_IOMUXC_SD2_DATA0__AUDIOMIX_BIT_STREAM00 0x0C8 0x328 0x4C0 0x4 0x1 +#define MX8MP_IOMUXC_SD2_DATA0__AUDIOMIX_BIT_STREAM00 0x0C8 0x328 0x4C0 0x4 0x2 #define MX8MP_IOMUXC_SD2_DATA0__GPIO2_IO15 0x0C8 0x328 0x000 0x5 0x0 #define MX8MP_IOMUXC_SD2_DATA0__CCMSRCGPCMIX_OBSERVE2 0x0C8 0x328 0x000 0x6 0x0 #define MX8MP_IOMUXC_SD2_DATA0__OBSERVE_MUX_OUT02 0x0C8 0x328 0x000 0x7 0x0 @@ -313,7 +313,7 @@ #define MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x0D4 0x334 0x000 0x0 0x0 #define MX8MP_IOMUXC_SD2_DATA3__ECSPI2_MISO 0x0D4 0x334 0x56C 0x2 0x0 #define MX8MP_IOMUXC_SD2_DATA3__AUDIOMIX_SPDIF_IN 0x0D4 0x334 0x544 0x3 0x1 -#define MX8MP_IOMUXC_SD2_DATA3__AUDIOMIX_BIT_STREAM03 0x0D4 0x334 0x4CC 0x4 0x1 +#define MX8MP_IOMUXC_SD2_DATA3__AUDIOMIX_BIT_STREAM03 0x0D4 0x334 0x4CC 0x4 0x2 #define MX8MP_IOMUXC_SD2_DATA3__GPIO2_IO18 0x0D4 0x334 0x000 0x5 0x0 #define MX8MP_IOMUXC_SD2_DATA3__CCMSRCGPCMIX_EARLY_RESET 0x0D4 0x334 0x000 0x6 0x0 #define MX8MP_IOMUXC_SD2_RESET_B__USDHC2_RESET_B 0x0D8 0x338 0x000 0x0 0x0 @@ -487,27 +487,27 @@ #define MX8MP_IOMUXC_SAI5_RXD0__AUDIOMIX_SAI1_TX_DATA02 0x134 0x394 0x000 0x1 0x0 #define MX8MP_IOMUXC_SAI5_RXD0__PWM2_OUT 0x134 0x394 0x000 0x2 0x0 #define MX8MP_IOMUXC_SAI5_RXD0__I2C5_SCL 0x134 0x394 0x5C4 0x3 0x1 -#define MX8MP_IOMUXC_SAI5_RXD0__AUDIOMIX_BIT_STREAM00 0x134 0x394 0x4C0 0x4 0x2 +#define MX8MP_IOMUXC_SAI5_RXD0__AUDIOMIX_BIT_STREAM00 0x134 0x394 0x4C0 0x4 0x3 #define MX8MP_IOMUXC_SAI5_RXD0__GPIO3_IO21 0x134 0x394 0x000 0x5 0x0 #define MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_SAI5_RX_DATA01 0x138 0x398 0x4FC 0x0 0x0 #define MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_SAI1_TX_DATA03 0x138 0x398 0x000 0x1 0x0 #define MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_SAI1_TX_SYNC 0x138 0x398 0x4D8 0x2 0x0 #define MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_SAI5_TX_SYNC 0x138 0x398 0x510 0x3 0x0 -#define MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_BIT_STREAM01 0x138 0x398 0x4C4 0x4 0x2 +#define MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_BIT_STREAM01 0x138 0x398 0x4C4 0x4 0x3 #define MX8MP_IOMUXC_SAI5_RXD1__GPIO3_IO22 0x138 0x398 0x000 0x5 0x0 #define MX8MP_IOMUXC_SAI5_RXD1__CAN1_TX 0x138 0x398 0x000 0x6 0x0 #define MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_SAI5_RX_DATA02 0x13C 0x39C 0x500 0x0 0x0 #define MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_SAI1_TX_DATA04 0x13C 0x39C 0x000 0x1 0x0 #define MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_SAI1_TX_SYNC 0x13C 0x39C 0x4D8 0x2 0x1 #define MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_SAI5_TX_BCLK 0x13C 0x39C 0x50C 0x3 0x0 -#define MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_BIT_STREAM02 0x13C 0x39C 0x4C8 0x4 0x2 +#define MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_BIT_STREAM02 0x13C 0x39C 0x4C8 0x4 0x3 #define MX8MP_IOMUXC_SAI5_RXD2__GPIO3_IO23 0x13C 0x39C 0x000 0x5 0x0 #define MX8MP_IOMUXC_SAI5_RXD2__CAN1_RX 0x13C 0x39C 0x54C 0x6 0x0 #define MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_SAI5_RX_DATA03 0x140 0x3A0 0x504 0x0 0x0 #define MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_SAI1_TX_DATA05 0x140 0x3A0 0x000 0x1 0x0 #define MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_SAI1_TX_SYNC 0x140 0x3A0 0x4D8 0x2 0x2 #define MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_SAI5_TX_DATA00 0x140 0x3A0 0x000 0x3 0x0 -#define MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_BIT_STREAM03 0x140 0x3A0 0x4CC 0x4 0x2 +#define MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_BIT_STREAM03 0x140 0x3A0 0x4CC 0x4 0x3 #define MX8MP_IOMUXC_SAI5_RXD3__GPIO3_IO24 0x140 0x3A0 0x000 0x5 0x0 #define MX8MP_IOMUXC_SAI5_RXD3__CAN2_TX 0x140 0x3A0 0x000 0x6 0x0 #define MX8MP_IOMUXC_SAI5_MCLK__AUDIOMIX_SAI5_MCLK 0x144 0x3A4 0x4F0 0x0 0x0 @@ -528,22 +528,22 @@ #define MX8MP_IOMUXC_SAI1_RXD0__AUDIOMIX_SAI1_RX_DATA00 0x150 0x3B0 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI1_RXD0__AUDIOMIX_SAI5_RX_DATA00 0x150 0x3B0 0x4F8 0x1 0x1 #define MX8MP_IOMUXC_SAI1_RXD0__AUDIOMIX_SAI1_TX_DATA01 0x150 0x3B0 0x000 0x2 0x0 -#define MX8MP_IOMUXC_SAI1_RXD0__AUDIOMIX_BIT_STREAM00 0x150 0x3B0 0x4C0 0x3 0x3 +#define MX8MP_IOMUXC_SAI1_RXD0__AUDIOMIX_BIT_STREAM00 0x150 0x3B0 0x4C0 0x3 0x4 #define MX8MP_IOMUXC_SAI1_RXD0__ENET1_1588_EVENT1_IN 0x150 0x3B0 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI1_RXD0__GPIO4_IO02 0x150 0x3B0 0x000 0x5 0x0 #define MX8MP_IOMUXC_SAI1_RXD1__AUDIOMIX_SAI1_RX_DATA01 0x154 0x3B4 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI1_RXD1__AUDIOMIX_SAI5_RX_DATA01 0x154 0x3B4 0x4FC 0x1 0x1 -#define MX8MP_IOMUXC_SAI1_RXD1__AUDIOMIX_BIT_STREAM01 0x154 0x3B4 0x4C4 0x3 0x3 +#define MX8MP_IOMUXC_SAI1_RXD1__AUDIOMIX_BIT_STREAM01 0x154 0x3B4 0x4C4 0x3 0x4 #define MX8MP_IOMUXC_SAI1_RXD1__ENET1_1588_EVENT1_OUT 0x154 0x3B4 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI1_RXD1__GPIO4_IO03 0x154 0x3B4 0x000 0x5 0x0 #define MX8MP_IOMUXC_SAI1_RXD2__AUDIOMIX_SAI1_RX_DATA02 0x158 0x3B8 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI1_RXD2__AUDIOMIX_SAI5_RX_DATA02 0x158 0x3B8 0x500 0x1 0x1 -#define MX8MP_IOMUXC_SAI1_RXD2__AUDIOMIX_BIT_STREAM02 0x158 0x3B8 0x4C8 0x3 0x3 +#define MX8MP_IOMUXC_SAI1_RXD2__AUDIOMIX_BIT_STREAM02 0x158 0x3B8 0x4C8 0x3 0x4 #define MX8MP_IOMUXC_SAI1_RXD2__ENET1_MDC 0x158 0x3B8 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI1_RXD2__GPIO4_IO04 0x158 0x3B8 0x000 0x5 0x0 #define MX8MP_IOMUXC_SAI1_RXD3__AUDIOMIX_SAI1_RX_DATA03 0x15C 0x3BC 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI1_RXD3__AUDIOMIX_SAI5_RX_DATA03 0x15C 0x3BC 0x504 0x1 0x1 -#define MX8MP_IOMUXC_SAI1_RXD3__AUDIOMIX_BIT_STREAM03 0x15C 0x3BC 0x4CC 0x3 0x3 +#define MX8MP_IOMUXC_SAI1_RXD3__AUDIOMIX_BIT_STREAM03 0x15C 0x3BC 0x4CC 0x3 0x4 #define MX8MP_IOMUXC_SAI1_RXD3__ENET1_MDIO 0x15C 0x3BC 0x57C 0x4 0x1 #define MX8MP_IOMUXC_SAI1_RXD3__GPIO4_IO05 0x15C 0x3BC 0x000 0x5 0x0 #define MX8MP_IOMUXC_SAI1_RXD4__AUDIOMIX_SAI1_RX_DATA04 0x160 0x3C0 0x000 0x0 0x0 @@ -624,7 +624,7 @@ #define MX8MP_IOMUXC_SAI2_RXFS__UART1_DCE_TX 0x19C 0x3FC 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI2_RXFS__UART1_DTE_RX 0x19C 0x3FC 0x5E8 0x4 0x2 #define MX8MP_IOMUXC_SAI2_RXFS__GPIO4_IO21 0x19C 0x3FC 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI2_RXFS__AUDIOMIX_BIT_STREAM02 0x19C 0x3FC 0x4C8 0x6 0x4 +#define MX8MP_IOMUXC_SAI2_RXFS__AUDIOMIX_BIT_STREAM02 0x19C 0x3FC 0x4C8 0x6 0x5 #define MX8MP_IOMUXC_SAI2_RXFS__SIM_M_HSIZE00 0x19C 0x3FC 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI2_RXC__AUDIOMIX_SAI2_RX_BCLK 0x1A0 0x400 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI2_RXC__AUDIOMIX_SAI5_TX_BCLK 0x1A0 0x400 0x50C 0x1 0x2 @@ -632,7 +632,7 @@ #define MX8MP_IOMUXC_SAI2_RXC__UART1_DCE_RX 0x1A0 0x400 0x5E8 0x4 0x3 #define MX8MP_IOMUXC_SAI2_RXC__UART1_DTE_TX 0x1A0 0x400 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x1A0 0x400 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI2_RXC__AUDIOMIX_BIT_STREAM01 0x1A0 0x400 0x4C4 0x6 0x4 +#define MX8MP_IOMUXC_SAI2_RXC__AUDIOMIX_BIT_STREAM01 0x1A0 0x400 0x4C4 0x6 0x5 #define MX8MP_IOMUXC_SAI2_RXC__SIM_M_HSIZE01 0x1A0 0x400 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI2_RXD0__AUDIOMIX_SAI2_RX_DATA00 0x1A4 0x404 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI2_RXD0__AUDIOMIX_SAI5_TX_DATA00 0x1A4 0x404 0x000 0x1 0x0 @@ -641,7 +641,7 @@ #define MX8MP_IOMUXC_SAI2_RXD0__UART1_DCE_RTS 0x1A4 0x404 0x5E4 0x4 0x2 #define MX8MP_IOMUXC_SAI2_RXD0__UART1_DTE_CTS 0x1A4 0x404 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI2_RXD0__GPIO4_IO23 0x1A4 0x404 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI2_RXD0__AUDIOMIX_BIT_STREAM03 0x1A4 0x404 0x4CC 0x6 0x4 +#define MX8MP_IOMUXC_SAI2_RXD0__AUDIOMIX_BIT_STREAM03 0x1A4 0x404 0x4CC 0x6 0x5 #define MX8MP_IOMUXC_SAI2_RXD0__SIM_M_HSIZE02 0x1A4 0x404 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC 0x1A8 0x408 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI5_TX_DATA01 0x1A8 0x408 0x000 0x1 0x0 @@ -650,13 +650,13 @@ #define MX8MP_IOMUXC_SAI2_TXFS__UART1_DCE_CTS 0x1A8 0x408 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI2_TXFS__UART1_DTE_RTS 0x1A8 0x408 0x5E4 0x4 0x3 #define MX8MP_IOMUXC_SAI2_TXFS__GPIO4_IO24 0x1A8 0x408 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_BIT_STREAM02 0x1A8 0x408 0x4C8 0x6 0x5 +#define MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_BIT_STREAM02 0x1A8 0x408 0x4C8 0x6 0x6 #define MX8MP_IOMUXC_SAI2_TXFS__SIM_M_HWRITE 0x1A8 0x408 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK 0x1AC 0x40C 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI5_TX_DATA02 0x1AC 0x40C 0x000 0x1 0x0 #define MX8MP_IOMUXC_SAI2_TXC__CAN1_RX 0x1AC 0x40C 0x54C 0x3 0x1 #define MX8MP_IOMUXC_SAI2_TXC__GPIO4_IO25 0x1AC 0x40C 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_BIT_STREAM01 0x1AC 0x40C 0x4C4 0x6 0x5 +#define MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_BIT_STREAM01 0x1AC 0x40C 0x4C4 0x6 0x6 #define MX8MP_IOMUXC_SAI2_TXC__SIM_M_HREADYOUT 0x1AC 0x40C 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00 0x1B0 0x410 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI5_TX_DATA03 0x1B0 0x410 0x000 0x1 0x0 @@ -680,7 +680,7 @@ #define MX8MP_IOMUXC_SAI3_RXFS__AUDIOMIX_SAI3_RX_DATA01 0x1B8 0x418 0x000 0x3 0x0 #define MX8MP_IOMUXC_SAI3_RXFS__AUDIOMIX_SPDIF_IN 0x1B8 0x418 0x544 0x4 0x2 #define MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0x1B8 0x418 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI3_RXFS__AUDIOMIX_BIT_STREAM00 0x1B8 0x418 0x4C0 0x6 0x4 +#define MX8MP_IOMUXC_SAI3_RXFS__AUDIOMIX_BIT_STREAM00 0x1B8 0x418 0x4C0 0x6 0x5 #define MX8MP_IOMUXC_SAI3_RXFS__TPSMP_HTRANS00 0x1B8 0x418 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI3_RXC__AUDIOMIX_SAI3_RX_BCLK 0x1BC 0x41C 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI3_RXC__AUDIOMIX_SAI2_RX_DATA02 0x1BC 0x41C 0x000 0x1 0x0 @@ -697,7 +697,7 @@ #define MX8MP_IOMUXC_SAI3_RXD__UART2_DCE_RTS 0x1C0 0x420 0x5EC 0x4 0x3 #define MX8MP_IOMUXC_SAI3_RXD__UART2_DTE_CTS 0x1C0 0x420 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI3_RXD__GPIO4_IO30 0x1C0 0x420 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_BIT_STREAM01 0x1C0 0x420 0x4C4 0x6 0x6 +#define MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_BIT_STREAM01 0x1C0 0x420 0x4C4 0x6 0x7 #define MX8MP_IOMUXC_SAI3_RXD__TPSMP_HDATA00 0x1C0 0x420 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_SAI3_TX_SYNC 0x1C4 0x424 0x4EC 0x0 0x1 #define MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_SAI2_TX_DATA01 0x1C4 0x424 0x000 0x1 0x0 @@ -706,7 +706,7 @@ #define MX8MP_IOMUXC_SAI3_TXFS__UART2_DCE_RX 0x1C4 0x424 0x5F0 0x4 0x4 #define MX8MP_IOMUXC_SAI3_TXFS__UART2_DTE_TX 0x1C4 0x424 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI3_TXFS__GPIO4_IO31 0x1C4 0x424 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_BIT_STREAM03 0x1C4 0x424 0x4CC 0x6 0x5 +#define MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_BIT_STREAM03 0x1C4 0x424 0x4CC 0x6 0x6 #define MX8MP_IOMUXC_SAI3_TXFS__TPSMP_HDATA01 0x1C4 0x424 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_SAI3_TX_BCLK 0x1C8 0x428 0x4E8 0x0 0x1 #define MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_SAI2_TX_DATA02 0x1C8 0x428 0x000 0x1 0x0 @@ -715,7 +715,7 @@ #define MX8MP_IOMUXC_SAI3_TXC__UART2_DCE_TX 0x1C8 0x428 0x000 0x4 0x0 #define MX8MP_IOMUXC_SAI3_TXC__UART2_DTE_RX 0x1C8 0x428 0x5F0 0x4 0x5 #define MX8MP_IOMUXC_SAI3_TXC__GPIO5_IO00 0x1C8 0x428 0x000 0x5 0x0 -#define MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_BIT_STREAM02 0x1C8 0x428 0x4C8 0x6 0x6 +#define MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_BIT_STREAM02 0x1C8 0x428 0x4C8 0x6 0x7 #define MX8MP_IOMUXC_SAI3_TXC__TPSMP_HDATA02 0x1C8 0x428 0x000 0x7 0x0 #define MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI3_TX_DATA00 0x1CC 0x42C 0x000 0x0 0x0 #define MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI2_TX_DATA03 0x1CC 0x42C 0x000 0x1 0x0 diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 9b1616e59d58..9f6ba763238d 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -145,7 +145,7 @@ aips1: bus@30000000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x301f0000 0x10000>; + reg = <0x30000000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges; @@ -318,7 +318,7 @@ aips2: bus@30400000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x305f0000 0x400000>; + reg = <0x30400000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges; @@ -378,7 +378,7 @@ aips3: bus@30800000 { compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x309f0000 0x400000>; + reg = <0x30800000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges; diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index 75b384217a23..bab88369be1b 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -291,7 +291,7 @@ bus@30000000 { /* AIPS1 */ compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x301f0000 0x10000>; + reg = <0x30000000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x30000000 0x30000000 0x400000>; @@ -696,7 +696,7 @@ bus@30400000 { /* AIPS2 */ compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x305f0000 0x10000>; + reg = <0x30400000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x30400000 0x30400000 0x400000>; @@ -756,7 +756,7 @@ bus@30800000 { /* AIPS3 */ compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x309f0000 0x10000>; + reg = <0x30800000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x30800000 0x30800000 0x400000>, @@ -1029,7 +1029,7 @@ bus@32c00000 { /* AIPS4 */ compatible = "fsl,aips-bus", "simple-bus"; - reg = <0x32df0000 0x10000>; + reg = <0x32c00000 0x400000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x32c00000 0x32c00000 0x400000>; diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi index af87350b5547..c4abbccf2bed 100644 --- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi +++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi @@ -658,8 +658,8 @@ s11 { qcom,saw-leader; regulator-always-on; - regulator-min-microvolt = <1230000>; - regulator-max-microvolt = <1230000>; + regulator-min-microvolt = <980000>; + regulator-max-microvolt = <980000>; }; }; @@ -908,10 +908,27 @@ status = "okay"; }; +&q6asmdai { + dai@0 { + reg = <0>; + }; + + dai@1 { + reg = <1>; + }; + + dai@2 { + reg = <2>; + }; +}; + &sound { compatible = "qcom,apq8096-sndcard"; model = "DB820c"; - audio-routing = "RX_BIAS", "MCLK"; + audio-routing = "RX_BIAS", "MCLK", + "MM_DL1", "MultiMedia1 Playback", + "MM_DL2", "MultiMedia2 Playback", + "MultiMedia3 Capture", "MM_UL3"; mm1-dai-link { link-name = "MultiMedia1"; diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi index 14827adebd94..98634d5c4440 100644 --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi @@ -2066,6 +2066,8 @@ reg = <APR_SVC_ASM>; q6asmdai: dais { compatible = "qcom,q6asm-dais"; + #address-cells = <1>; + #size-cells = <0>; #sound-dai-cells = <1>; iommus = <&lpass_q6_smmu 1>; }; diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts index a2e05926b429..21fd6f8d5799 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts @@ -442,17 +442,14 @@ &q6asmdai { dai@0 { reg = <0>; - direction = <2>; }; dai@1 { reg = <1>; - direction = <2>; }; dai@2 { reg = <2>; - direction = <1>; }; dai@3 { diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts index 3b617a75fafa..51a670ad15b2 100644 --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts @@ -359,12 +359,10 @@ &q6asmdai { dai@0 { reg = <0>; - direction = <2>; }; dai@1 { reg = <1>; - direction = <1>; }; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts index 2afb91ec9c8d..ac2156ab3e62 100644 --- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts +++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts @@ -137,8 +137,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts index d7c7b9156e08..01c4ba0f7be1 100644 --- a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts +++ b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts @@ -150,8 +150,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm64/boot/dts/renesas/r8a77980-condor.dts b/arch/arm64/boot/dts/renesas/r8a77980-condor.dts index 3dde028e22a6..ef8350a062af 100644 --- a/arch/arm64/boot/dts/renesas/r8a77980-condor.dts +++ b/arch/arm64/boot/dts/renesas/r8a77980-condor.dts @@ -174,8 +174,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts index adbfd8f07d06..6dff04693223 100644 --- a/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts +++ b/arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts @@ -141,8 +141,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm64/boot/dts/renesas/r8a77980.dtsi b/arch/arm64/boot/dts/renesas/r8a77980.dtsi index e01b0508a18f..d672b320bc14 100644 --- a/arch/arm64/boot/dts/renesas/r8a77980.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77980.dtsi @@ -1318,6 +1318,7 @@ ipmmu_vip0: mmu@e7b00000 { compatible = "renesas,ipmmu-r8a77980"; reg = <0 0xe7b00000 0 0x1000>; + renesas,ipmmu-main = <&ipmmu_mm 4>; power-domains = <&sysc R8A77980_PD_ALWAYS_ON>; #iommu-cells = <1>; }; @@ -1325,6 +1326,7 @@ ipmmu_vip1: mmu@e7960000 { compatible = "renesas,ipmmu-r8a77980"; reg = <0 0xe7960000 0 0x1000>; + renesas,ipmmu-main = <&ipmmu_mm 11>; power-domains = <&sysc R8A77980_PD_ALWAYS_ON>; #iommu-cells = <1>; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts index 4fd2b14fbb8b..dc24cec46ae1 100644 --- a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts +++ b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts @@ -360,8 +360,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts index 67634cb01d6b..79c73a99d2fe 100644 --- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts +++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts @@ -272,8 +272,8 @@ hdmi-encoder@39 { compatible = "adi,adv7511w"; - reg = <0x39>, <0x3f>, <0x38>, <0x3c>; - reg-names = "main", "edid", "packet", "cec"; + reg = <0x39>, <0x3f>, <0x3c>, <0x38>; + reg-names = "main", "edid", "cec", "packet"; interrupt-parent = <&gpio1>; interrupts = <28 IRQ_TYPE_LEVEL_LOW>; @@ -284,8 +284,6 @@ adi,input-depth = <8>; adi,input-colorspace = "rgb"; adi,input-clock = "1x"; - adi,input-style = <1>; - adi,input-justification = "evenly"; ports { #address-cells = <1>; diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi index f809dd6d5dc3..adc9b8bf5eaa 100644 --- a/arch/arm64/boot/dts/rockchip/px30.dtsi +++ b/arch/arm64/boot/dts/rockchip/px30.dtsi @@ -143,7 +143,7 @@ }; arm-pmu { - compatible = "arm,cortex-a53-pmu"; + compatible = "arm,cortex-a35-pmu"; interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>, diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi index ac43bc3f7031..ac7f694079d0 100644 --- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi @@ -127,7 +127,7 @@ }; arm-pmu { - compatible = "arm,cortex-a53-pmu"; + compatible = "arm,cortex-a35-pmu"; interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>, diff --git a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts index 49c4b96da3d4..ac29c2744d08 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts +++ b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts @@ -82,17 +82,16 @@ &gmac2phy { phy-supply = <&vcc_phy>; clock_in_out = "output"; - assigned-clocks = <&cru SCLK_MAC2PHY_SRC>; assigned-clock-rate = <50000000>; assigned-clocks = <&cru SCLK_MAC2PHY>; assigned-clock-parents = <&cru SCLK_MAC2PHY_SRC>; - + status = "okay"; }; &i2c1 { status = "okay"; - rk805: rk805@18 { + rk805: pmic@18 { compatible = "rockchip,rk805"; reg = <0x18>; interrupt-parent = <&gpio2>; diff --git a/arch/arm64/boot/dts/rockchip/rk3328-rock64.dts b/arch/arm64/boot/dts/rockchip/rk3328-rock64.dts index bf3e546f5266..ebf3eb222e1f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328-rock64.dts +++ b/arch/arm64/boot/dts/rockchip/rk3328-rock64.dts @@ -170,7 +170,7 @@ &i2c1 { status = "okay"; - rk805: rk805@18 { + rk805: pmic@18 { compatible = "rockchip,rk805"; reg = <0x18>; interrupt-parent = <&gpio2>; diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi index 7e88d88aab98..a4d591d91533 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi @@ -299,8 +299,6 @@ grf: syscon@ff100000 { compatible = "rockchip,rk3328-grf", "syscon", "simple-mfd"; reg = <0x0 0xff100000 0x0 0x1000>; - #address-cells = <1>; - #size-cells = <1>; io_domains: io-domains { compatible = "rockchip,rk3328-io-voltage-domain"; @@ -1794,10 +1792,6 @@ }; gmac2phy { - fephyled_speed100: fephyled-speed100 { - rockchip,pins = <0 RK_PD7 1 &pcfg_pull_none>; - }; - fephyled_speed10: fephyled-speed10 { rockchip,pins = <0 RK_PD6 1 &pcfg_pull_none>; }; @@ -1806,18 +1800,6 @@ rockchip,pins = <0 RK_PD6 2 &pcfg_pull_none>; }; - fephyled_rxm0: fephyled-rxm0 { - rockchip,pins = <0 RK_PD5 1 &pcfg_pull_none>; - }; - - fephyled_txm0: fephyled-txm0 { - rockchip,pins = <0 RK_PD5 2 &pcfg_pull_none>; - }; - - fephyled_linkm0: fephyled-linkm0 { - rockchip,pins = <0 RK_PD4 1 &pcfg_pull_none>; - }; - fephyled_rxm1: fephyled-rxm1 { rockchip,pins = <2 RK_PD1 2 &pcfg_pull_none>; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts index 5ea281b55fe2..c49982dfd8fc 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts @@ -147,7 +147,7 @@ "Speaker", "Speaker Amplifier OUTL", "Speaker", "Speaker Amplifier OUTR"; - simple-audio-card,hp-det-gpio = <&gpio0 RK_PB0 GPIO_ACTIVE_LOW>; + simple-audio-card,hp-det-gpio = <&gpio0 RK_PB0 GPIO_ACTIVE_HIGH>; simple-audio-card,aux-devs = <&speaker_amp>; simple-audio-card,pin-switches = "Speaker"; @@ -690,7 +690,8 @@ fusb0: fusb30x@22 { compatible = "fcs,fusb302"; reg = <0x22>; - fcs,int_n = <&gpio1 RK_PA2 GPIO_ACTIVE_HIGH>; + interrupt-parent = <&gpio1>; + interrupts = <RK_PA2 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&fusb0_int_gpio>; vbus-supply = <&vbus_typec>; @@ -788,13 +789,13 @@ dc-charger { dc_det_gpio: dc-det-gpio { - rockchip,pins = <4 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>; + rockchip,pins = <4 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>; }; }; es8316 { hp_det_gpio: hp-det-gpio { - rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_down>; + rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_up>; }; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index 74f2c3d49095..1448f358ed0a 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -403,7 +403,7 @@ reset-names = "usb3-otg"; status = "disabled"; - usbdrd_dwc3_0: dwc3 { + usbdrd_dwc3_0: usb@fe800000 { compatible = "snps,dwc3"; reg = <0x0 0xfe800000 0x0 0x100000>; interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH 0>; @@ -439,7 +439,7 @@ reset-names = "usb3-otg"; status = "disabled"; - usbdrd_dwc3_1: dwc3 { + usbdrd_dwc3_1: usb@fe900000 { compatible = "snps,dwc3"; reg = <0x0 0xfe900000 0x0 0x100000>; interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH 0>; @@ -1124,8 +1124,6 @@ pmugrf: syscon@ff320000 { compatible = "rockchip,rk3399-pmugrf", "syscon", "simple-mfd"; reg = <0x0 0xff320000 0x0 0x1000>; - #address-cells = <1>; - #size-cells = <1>; pmu_io_domains: io-domains { compatible = "rockchip,rk3399-pmu-io-voltage-domain"; @@ -1883,10 +1881,10 @@ gpu: gpu@ff9a0000 { compatible = "rockchip,rk3399-mali", "arm,mali-t860"; reg = <0x0 0xff9a0000 0x0 0x10000>; - interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH 0>, - <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH 0>, - <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH 0>; - interrupt-names = "gpu", "job", "mmu"; + interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH 0>, + <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH 0>, + <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH 0>; + interrupt-names = "job", "mmu", "gpu"; clocks = <&cru ACLK_GPU>; #cooling-cells = <2>; power-domains = <&power RK3399_PD_GPU>; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 24e534d85045..03d0189f7d68 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -208,7 +208,7 @@ CONFIG_PCIE_QCOM=y CONFIG_PCIE_ARMADA_8K=y CONFIG_PCIE_KIRIN=y CONFIG_PCIE_HISI_STB=y -CONFIG_PCIE_TEGRA194=m +CONFIG_PCIE_TEGRA194_HOST=m CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_FW_LOADER_USER_HELPER=y @@ -567,6 +567,7 @@ CONFIG_MEDIA_DIGITAL_TV_SUPPORT=y CONFIG_MEDIA_SDR_SUPPORT=y CONFIG_MEDIA_CONTROLLER=y CONFIG_VIDEO_V4L2_SUBDEV_API=y +CONFIG_MEDIA_PLATFORM_SUPPORT=y # CONFIG_DVB_NET is not set CONFIG_MEDIA_USB_SUPPORT=y CONFIG_USB_VIDEO_CLASS=m @@ -610,8 +611,9 @@ CONFIG_DRM_MSM=m CONFIG_DRM_TEGRA=m CONFIG_DRM_PANEL_LVDS=m CONFIG_DRM_PANEL_SIMPLE=m -CONFIG_DRM_DUMB_VGA_DAC=m +CONFIG_DRM_SIMPLE_BRIDGE=m CONFIG_DRM_PANEL_TRULY_NT35597_WQXGA=m +CONFIG_DRM_DISPLAY_CONNECTOR=m CONFIG_DRM_SII902X=m CONFIG_DRM_THINE_THC63LVD1024=m CONFIG_DRM_TI_SN65DSI86=m @@ -848,7 +850,8 @@ CONFIG_QCOM_APR=m CONFIG_ARCH_R8A774A1=y CONFIG_ARCH_R8A774B1=y CONFIG_ARCH_R8A774C0=y -CONFIG_ARCH_R8A7795=y +CONFIG_ARCH_R8A77950=y +CONFIG_ARCH_R8A77951=y CONFIG_ARCH_R8A77960=y CONFIG_ARCH_R8A77961=y CONFIG_ARCH_R8A77965=y diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h index 32fc8061aa76..bc5c7b091152 100644 --- a/arch/arm64/include/asm/uaccess.h +++ b/arch/arm64/include/asm/uaccess.h @@ -304,7 +304,7 @@ do { \ __p = uaccess_mask_ptr(__p); \ __raw_get_user((x), __p, (err)); \ } else { \ - (x) = 0; (err) = -EFAULT; \ + (x) = (__force __typeof__(x))0; (err) = -EFAULT; \ } \ } while (0) diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c index 8e9c924423b4..a0b144cfaea7 100644 --- a/arch/arm64/kernel/machine_kexec.c +++ b/arch/arm64/kernel/machine_kexec.c @@ -177,6 +177,7 @@ void machine_kexec(struct kimage *kimage) * the offline CPUs. Therefore, we must use the __* variant here. */ __flush_icache_range((uintptr_t)reboot_code_buffer, + (uintptr_t)reboot_code_buffer + arm64_relocate_new_kernel_size); /* Flush the kimage list and its buffers. */ diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index b3d3005d9515..e7b01904f180 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -1829,10 +1829,11 @@ static void tracehook_report_syscall(struct pt_regs *regs, int syscall_trace_enter(struct pt_regs *regs) { - if (test_thread_flag(TIF_SYSCALL_TRACE) || - test_thread_flag(TIF_SYSCALL_EMU)) { + unsigned long flags = READ_ONCE(current_thread_info()->flags); + + if (flags & (_TIF_SYSCALL_EMU | _TIF_SYSCALL_TRACE)) { tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER); - if (!in_syscall(regs) || test_thread_flag(TIF_SYSCALL_EMU)) + if (!in_syscall(regs) || (flags & _TIF_SYSCALL_EMU)) return -1; } diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig index 94545d50d40f..bd31ab12f77d 100644 --- a/arch/csky/Kconfig +++ b/arch/csky/Kconfig @@ -8,6 +8,7 @@ config CSKY select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_USE_BUILTIN_BSWAP select ARCH_USE_QUEUED_RWLOCKS if NR_CPUS>2 + select ARCH_WANT_FRAME_POINTERS if !CPU_CK610 select COMMON_CLK select CLKSRC_MMIO select CSKY_MPINTC if CPU_CK860 @@ -38,6 +39,7 @@ config CSKY select HAVE_ARCH_TRACEHOOK select HAVE_ARCH_AUDITSYSCALL select HAVE_COPY_THREAD_TLS + select HAVE_DEBUG_BUGVERBOSE select HAVE_DYNAMIC_FTRACE select HAVE_DYNAMIC_FTRACE_WITH_REGS select HAVE_FUNCTION_TRACER diff --git a/arch/csky/Makefile b/arch/csky/Makefile index fb1bbbd91954..37f593a4bf53 100644 --- a/arch/csky/Makefile +++ b/arch/csky/Makefile @@ -47,7 +47,7 @@ ifeq ($(CSKYABI),abiv2) KBUILD_CFLAGS += -mno-stack-size endif -ifdef CONFIG_STACKTRACE +ifdef CONFIG_FRAME_POINTER KBUILD_CFLAGS += -mbacktrace endif diff --git a/arch/csky/abiv1/inc/abi/entry.h b/arch/csky/abiv1/inc/abi/entry.h index 5056ebb902d1..61d94ec7dd16 100644 --- a/arch/csky/abiv1/inc/abi/entry.h +++ b/arch/csky/abiv1/inc/abi/entry.h @@ -167,8 +167,8 @@ * BA Reserved C D V */ cprcr r6, cpcr30 - lsri r6, 28 - lsli r6, 28 + lsri r6, 29 + lsli r6, 29 addi r6, 0xe cpwcr r6, cpcr30 diff --git a/arch/csky/abiv2/inc/abi/entry.h b/arch/csky/abiv2/inc/abi/entry.h index a99aff555a0a..ab63c41abcca 100644 --- a/arch/csky/abiv2/inc/abi/entry.h +++ b/arch/csky/abiv2/inc/abi/entry.h @@ -285,8 +285,8 @@ */ mfcr r6, cr<30, 15> /* Get MSA0 */ 2: - lsri r6, 28 - lsli r6, 28 + lsri r6, 29 + lsli r6, 29 addi r6, 0x1ce mtcr r6, cr<30, 15> /* Set MSA0 */ diff --git a/arch/csky/abiv2/mcount.S b/arch/csky/abiv2/mcount.S index 9331c7ed5958..911512bf480f 100644 --- a/arch/csky/abiv2/mcount.S +++ b/arch/csky/abiv2/mcount.S @@ -103,6 +103,8 @@ ENTRY(_mcount) mov a0, lr subi a0, 4 ldw a1, (sp, 24) + lrw a2, function_trace_op + ldw a2, (a2, 0) jsr r26 diff --git a/arch/csky/include/asm/processor.h b/arch/csky/include/asm/processor.h index c6bcd7f7c720..24442d8e86f9 100644 --- a/arch/csky/include/asm/processor.h +++ b/arch/csky/include/asm/processor.h @@ -41,8 +41,7 @@ extern struct cpuinfo_csky cpu_data[]; #define TASK_UNMAPPED_BASE (TASK_SIZE / 3) struct thread_struct { - unsigned long ksp; /* kernel stack pointer */ - unsigned long sr; /* saved status register */ + unsigned long sp; /* kernel stack pointer */ unsigned long trap_no; /* saved status register */ /* FPU regs */ @@ -50,8 +49,7 @@ struct thread_struct { }; #define INIT_THREAD { \ - .ksp = sizeof(init_stack) + (unsigned long) &init_stack, \ - .sr = DEFAULT_PSR_VALUE, \ + .sp = sizeof(init_stack) + (unsigned long) &init_stack, \ } /* diff --git a/arch/csky/include/asm/ptrace.h b/arch/csky/include/asm/ptrace.h index aae5aa96cf54..bcfb7070e48d 100644 --- a/arch/csky/include/asm/ptrace.h +++ b/arch/csky/include/asm/ptrace.h @@ -58,6 +58,16 @@ static inline unsigned long kernel_stack_pointer(struct pt_regs *regs) return regs->usp; } +static inline unsigned long frame_pointer(struct pt_regs *regs) +{ + return regs->regs[4]; +} +static inline void frame_pointer_set(struct pt_regs *regs, + unsigned long val) +{ + regs->regs[4] = val; +} + extern int regs_query_register_offset(const char *name); extern unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs, unsigned int n); diff --git a/arch/csky/include/asm/thread_info.h b/arch/csky/include/asm/thread_info.h index 442fedad0260..5c61e84e790f 100644 --- a/arch/csky/include/asm/thread_info.h +++ b/arch/csky/include/asm/thread_info.h @@ -38,7 +38,13 @@ struct thread_info { #define THREAD_SIZE_ORDER (THREAD_SHIFT - PAGE_SHIFT) #define thread_saved_fp(tsk) \ - ((unsigned long)(((struct switch_stack *)(tsk->thread.ksp))->r8)) + ((unsigned long)(((struct switch_stack *)(tsk->thread.sp))->r8)) + +#define thread_saved_sp(tsk) \ + ((unsigned long)(tsk->thread.sp)) + +#define thread_saved_lr(tsk) \ + ((unsigned long)(((struct switch_stack *)(tsk->thread.sp))->r15)) static inline struct thread_info *current_thread_info(void) { @@ -54,10 +60,10 @@ static inline struct thread_info *current_thread_info(void) #define TIF_SIGPENDING 0 /* signal pending */ #define TIF_NOTIFY_RESUME 1 /* callback before returning to user */ #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ -#define TIF_SYSCALL_TRACE 3 /* syscall trace active */ -#define TIF_SYSCALL_TRACEPOINT 4 /* syscall tracepoint instrumentation */ -#define TIF_SYSCALL_AUDIT 5 /* syscall auditing */ -#define TIF_UPROBE 6 /* uprobe breakpoint or singlestep */ +#define TIF_UPROBE 3 /* uprobe breakpoint or singlestep */ +#define TIF_SYSCALL_TRACE 4 /* syscall trace active */ +#define TIF_SYSCALL_TRACEPOINT 5 /* syscall tracepoint instrumentation */ +#define TIF_SYSCALL_AUDIT 6 /* syscall auditing */ #define TIF_POLLING_NRFLAG 16 /* poll_idle() is TIF_NEED_RESCHED */ #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 20 /* restore signal mask in do_signal() */ diff --git a/arch/csky/include/asm/uaccess.h b/arch/csky/include/asm/uaccess.h index abefa125b93c..1633ffe5ae15 100644 --- a/arch/csky/include/asm/uaccess.h +++ b/arch/csky/include/asm/uaccess.h @@ -253,7 +253,7 @@ do { \ extern int __get_user_bad(void); -#define __copy_user(to, from, n) \ +#define ___copy_to_user(to, from, n) \ do { \ int w0, w1, w2, w3; \ asm volatile( \ @@ -288,31 +288,34 @@ do { \ " subi %0, 4 \n" \ " br 3b \n" \ "5: cmpnei %0, 0 \n" /* 1B */ \ - " bf 8f \n" \ + " bf 13f \n" \ " ldb %3, (%2, 0) \n" \ "6: stb %3, (%1, 0) \n" \ " addi %2, 1 \n" \ " addi %1, 1 \n" \ " subi %0, 1 \n" \ " br 5b \n" \ - "7: br 8f \n" \ + "7: subi %0, 4 \n" \ + "8: subi %0, 4 \n" \ + "12: subi %0, 4 \n" \ + " br 13f \n" \ ".section __ex_table, \"a\" \n" \ ".align 2 \n" \ - ".long 2b, 7b \n" \ - ".long 9b, 7b \n" \ - ".long 10b, 7b \n" \ + ".long 2b, 13f \n" \ + ".long 4b, 13f \n" \ + ".long 6b, 13f \n" \ + ".long 9b, 12b \n" \ + ".long 10b, 8b \n" \ ".long 11b, 7b \n" \ - ".long 4b, 7b \n" \ - ".long 6b, 7b \n" \ ".previous \n" \ - "8: \n" \ + "13: \n" \ : "=r"(n), "=r"(to), "=r"(from), "=r"(w0), \ "=r"(w1), "=r"(w2), "=r"(w3) \ : "0"(n), "1"(to), "2"(from) \ : "memory"); \ } while (0) -#define __copy_user_zeroing(to, from, n) \ +#define ___copy_from_user(to, from, n) \ do { \ int tmp; \ int nsave; \ @@ -355,22 +358,22 @@ do { \ " addi %1, 1 \n" \ " subi %0, 1 \n" \ " br 5b \n" \ - "8: mov %3, %0 \n" \ - " movi %4, 0 \n" \ - "9: stb %4, (%1, 0) \n" \ - " addi %1, 1 \n" \ - " subi %3, 1 \n" \ - " cmpnei %3, 0 \n" \ - " bt 9b \n" \ - " br 7f \n" \ + "8: stw %3, (%1, 0) \n" \ + " subi %0, 4 \n" \ + " bf 7f \n" \ + "9: subi %0, 8 \n" \ + " bf 7f \n" \ + "13: stw %3, (%1, 8) \n" \ + " subi %0, 12 \n" \ + " bf 7f \n" \ ".section __ex_table, \"a\" \n" \ ".align 2 \n" \ - ".long 2b, 8b \n" \ + ".long 2b, 7f \n" \ + ".long 4b, 7f \n" \ + ".long 6b, 7f \n" \ ".long 10b, 8b \n" \ - ".long 11b, 8b \n" \ - ".long 12b, 8b \n" \ - ".long 4b, 8b \n" \ - ".long 6b, 8b \n" \ + ".long 11b, 9b \n" \ + ".long 12b,13b \n" \ ".previous \n" \ "7: \n" \ : "=r"(n), "=r"(to), "=r"(from), "=r"(nsave), \ diff --git a/arch/csky/kernel/Makefile b/arch/csky/kernel/Makefile index fd6d9dc8b7f3..37f37c0e934a 100644 --- a/arch/csky/kernel/Makefile +++ b/arch/csky/kernel/Makefile @@ -3,7 +3,7 @@ extra-y := head.o vmlinux.lds obj-y += entry.o atomic.o signal.o traps.o irq.o time.o vdso.o obj-y += power.o syscall.o syscall_table.o setup.o -obj-y += process.o cpu-probe.o ptrace.o dumpstack.o +obj-y += process.o cpu-probe.o ptrace.o stacktrace.o obj-y += probes/ obj-$(CONFIG_MODULES) += module.o diff --git a/arch/csky/kernel/asm-offsets.c b/arch/csky/kernel/asm-offsets.c index f8be348df9e4..17479860d43d 100644 --- a/arch/csky/kernel/asm-offsets.c +++ b/arch/csky/kernel/asm-offsets.c @@ -18,8 +18,7 @@ int main(void) DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); /* offsets into the thread struct */ - DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp)); - DEFINE(THREAD_SR, offsetof(struct thread_struct, sr)); + DEFINE(THREAD_KSP, offsetof(struct thread_struct, sp)); DEFINE(THREAD_FESR, offsetof(struct thread_struct, user_fp.fesr)); DEFINE(THREAD_FCR, offsetof(struct thread_struct, user_fp.fcr)); DEFINE(THREAD_FPREG, offsetof(struct thread_struct, user_fp.vr)); diff --git a/arch/csky/kernel/dumpstack.c b/arch/csky/kernel/dumpstack.c deleted file mode 100644 index d67f9777cfd9..000000000000 --- a/arch/csky/kernel/dumpstack.c +++ /dev/null @@ -1,49 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -// Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd. - -#include <linux/ptrace.h> - -int kstack_depth_to_print = 48; - -void show_trace(unsigned long *stack) -{ - unsigned long *stack_end; - unsigned long *stack_start; - unsigned long *fp; - unsigned long addr; - - addr = (unsigned long) stack & THREAD_MASK; - stack_start = (unsigned long *) addr; - stack_end = (unsigned long *) (addr + THREAD_SIZE); - - fp = stack; - pr_info("\nCall Trace:"); - - while (fp > stack_start && fp < stack_end) { -#ifdef CONFIG_STACKTRACE - addr = fp[1]; - fp = (unsigned long *) fp[0]; -#else - addr = *fp++; -#endif - if (__kernel_text_address(addr)) - pr_cont("\n[<%08lx>] %pS", addr, (void *)addr); - } - pr_cont("\n"); -} - -void show_stack(struct task_struct *task, unsigned long *stack) -{ - if (!stack) { - if (task) - stack = (unsigned long *)thread_saved_fp(task); - else -#ifdef CONFIG_STACKTRACE - asm volatile("mov %0, r8\n":"=r"(stack)::"memory"); -#else - stack = (unsigned long *)&stack; -#endif - } - - show_trace(stack); -} diff --git a/arch/csky/kernel/entry.S b/arch/csky/kernel/entry.S index 364819536f2e..3760397fdd3d 100644 --- a/arch/csky/kernel/entry.S +++ b/arch/csky/kernel/entry.S @@ -330,11 +330,6 @@ ENTRY(__switch_to) lrw a3, TASK_THREAD addu a3, a0 - mfcr a2, psr /* Save PSR value */ - stw a2, (a3, THREAD_SR) /* Save PSR in task struct */ - bclri a2, 6 /* Disable interrupts */ - mtcr a2, psr - SAVE_SWITCH_STACK stw sp, (a3, THREAD_KSP) @@ -345,12 +340,9 @@ ENTRY(__switch_to) ldw sp, (a3, THREAD_KSP) /* Set next kernel sp */ - ldw a2, (a3, THREAD_SR) /* Set next PSR */ - mtcr a2, psr - #if defined(__CSKYABIV2__) - addi r7, a1, TASK_THREAD_INFO - ldw tls, (r7, TINFO_TP_VALUE) + addi a3, a1, TASK_THREAD_INFO + ldw tls, (a3, TINFO_TP_VALUE) #endif RESTORE_SWITCH_STACK diff --git a/arch/csky/kernel/ftrace.c b/arch/csky/kernel/ftrace.c index 44628e3f7fa6..3c425b84e3be 100644 --- a/arch/csky/kernel/ftrace.c +++ b/arch/csky/kernel/ftrace.c @@ -202,6 +202,7 @@ int ftrace_disable_ftrace_graph_caller(void) #endif /* CONFIG_DYNAMIC_FTRACE */ #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ +#ifdef CONFIG_DYNAMIC_FTRACE #ifndef CONFIG_CPU_HAS_ICACHE_INS struct ftrace_modify_param { int command; @@ -231,6 +232,7 @@ void arch_ftrace_update_code(int command) stop_machine(__ftrace_modify_code, ¶m, cpu_online_mask); } #endif +#endif /* CONFIG_DYNAMIC_FTRACE */ /* _mcount is defined in abi's mcount.S */ EXPORT_SYMBOL(_mcount); diff --git a/arch/csky/kernel/perf_callchain.c b/arch/csky/kernel/perf_callchain.c index e68ff375c8f8..ab55e98ee8f6 100644 --- a/arch/csky/kernel/perf_callchain.c +++ b/arch/csky/kernel/perf_callchain.c @@ -12,12 +12,17 @@ struct stackframe { static int unwind_frame_kernel(struct stackframe *frame) { - if (kstack_end((void *)frame->fp)) + unsigned long low = (unsigned long)task_stack_page(current); + unsigned long high = low + THREAD_SIZE; + + if (unlikely(frame->fp < low || frame->fp > high)) return -EPERM; - if (frame->fp & 0x3 || frame->fp < TASK_SIZE) + + if (kstack_end((void *)frame->fp) || frame->fp & 0x3) return -EPERM; *frame = *(struct stackframe *)frame->fp; + if (__kernel_text_address(frame->lr)) { int graph = 0; diff --git a/arch/csky/kernel/probes/uprobes.c b/arch/csky/kernel/probes/uprobes.c index b3a56c260e3e..1a9e0961b2b5 100644 --- a/arch/csky/kernel/probes/uprobes.c +++ b/arch/csky/kernel/probes/uprobes.c @@ -11,6 +11,11 @@ #define UPROBE_TRAP_NR UINT_MAX +bool is_swbp_insn(uprobe_opcode_t *insn) +{ + return (*insn & 0xffff) == UPROBE_SWBP_INSN; +} + unsigned long uprobe_get_swbp_addr(struct pt_regs *regs) { return instruction_pointer(regs); diff --git a/arch/csky/kernel/process.c b/arch/csky/kernel/process.c index f7b231ca269a..8b3fad062ab2 100644 --- a/arch/csky/kernel/process.c +++ b/arch/csky/kernel/process.c @@ -35,7 +35,7 @@ void flush_thread(void){} */ unsigned long thread_saved_pc(struct task_struct *tsk) { - struct switch_stack *sw = (struct switch_stack *)tsk->thread.ksp; + struct switch_stack *sw = (struct switch_stack *)tsk->thread.sp; return sw->r15; } @@ -56,8 +56,8 @@ int copy_thread_tls(unsigned long clone_flags, childstack = ((struct switch_stack *) childregs) - 1; memset(childstack, 0, sizeof(struct switch_stack)); - /* setup ksp for switch_to !!! */ - p->thread.ksp = (unsigned long)childstack; + /* setup thread.sp for switch_to !!! */ + p->thread.sp = (unsigned long)childstack; if (unlikely(p->flags & PF_KTHREAD)) { memset(childregs, 0, sizeof(struct pt_regs)); @@ -98,37 +98,6 @@ int dump_task_regs(struct task_struct *tsk, elf_gregset_t *pr_regs) return 1; } -unsigned long get_wchan(struct task_struct *p) -{ - unsigned long lr; - unsigned long *fp, *stack_start, *stack_end; - int count = 0; - - if (!p || p == current || p->state == TASK_RUNNING) - return 0; - - stack_start = (unsigned long *)end_of_stack(p); - stack_end = (unsigned long *)(task_stack_page(p) + THREAD_SIZE); - - fp = (unsigned long *) thread_saved_fp(p); - do { - if (fp < stack_start || fp > stack_end) - return 0; -#ifdef CONFIG_STACKTRACE - lr = fp[1]; - fp = (unsigned long *)fp[0]; -#else - lr = *fp++; -#endif - if (!in_sched_functions(lr) && - __kernel_text_address(lr)) - return lr; - } while (count++ < 16); - - return 0; -} -EXPORT_SYMBOL(get_wchan); - #ifndef CONFIG_CPU_PM_NONE void arch_cpu_idle(void) { diff --git a/arch/csky/kernel/ptrace.c b/arch/csky/kernel/ptrace.c index 21ac2608f205..5a82230bddf9 100644 --- a/arch/csky/kernel/ptrace.c +++ b/arch/csky/kernel/ptrace.c @@ -41,6 +41,9 @@ static void singlestep_disable(struct task_struct *tsk) regs = task_pt_regs(tsk); regs->sr = (regs->sr & TRACE_MODE_MASK) | TRACE_MODE_RUN; + + /* Enable irq */ + regs->sr |= BIT(6); } static void singlestep_enable(struct task_struct *tsk) @@ -49,6 +52,9 @@ static void singlestep_enable(struct task_struct *tsk) regs = task_pt_regs(tsk); regs->sr = (regs->sr & TRACE_MODE_MASK) | TRACE_MODE_SI; + + /* Disable irq */ + regs->sr &= ~BIT(6); } /* diff --git a/arch/csky/kernel/stacktrace.c b/arch/csky/kernel/stacktrace.c index fec777a643f1..92809e1da723 100644 --- a/arch/csky/kernel/stacktrace.c +++ b/arch/csky/kernel/stacktrace.c @@ -1,57 +1,159 @@ // SPDX-License-Identifier: GPL-2.0 -/* Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd. */ #include <linux/sched/debug.h> #include <linux/sched/task_stack.h> #include <linux/stacktrace.h> #include <linux/ftrace.h> +#include <linux/ptrace.h> -void save_stack_trace(struct stack_trace *trace) +#ifdef CONFIG_FRAME_POINTER + +struct stackframe { + unsigned long fp; + unsigned long ra; +}; + +void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs, + bool (*fn)(unsigned long, void *), void *arg) { - save_stack_trace_tsk(current, trace); + unsigned long fp, sp, pc; + + if (regs) { + fp = frame_pointer(regs); + sp = user_stack_pointer(regs); + pc = instruction_pointer(regs); + } else if (task == NULL || task == current) { + const register unsigned long current_sp __asm__ ("sp"); + const register unsigned long current_fp __asm__ ("r8"); + fp = current_fp; + sp = current_sp; + pc = (unsigned long)walk_stackframe; + } else { + /* task blocked in __switch_to */ + fp = thread_saved_fp(task); + sp = thread_saved_sp(task); + pc = thread_saved_lr(task); + } + + for (;;) { + unsigned long low, high; + struct stackframe *frame; + + if (unlikely(!__kernel_text_address(pc) || fn(pc, arg))) + break; + + /* Validate frame pointer */ + low = sp; + high = ALIGN(sp, THREAD_SIZE); + if (unlikely(fp < low || fp > high || fp & 0x3)) + break; + /* Unwind stack frame */ + frame = (struct stackframe *)fp; + sp = fp; + fp = frame->fp; + pc = ftrace_graph_ret_addr(current, NULL, frame->ra, + (unsigned long *)(fp - 8)); + } } -EXPORT_SYMBOL_GPL(save_stack_trace); -void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace) +#else /* !CONFIG_FRAME_POINTER */ + +static void notrace walk_stackframe(struct task_struct *task, + struct pt_regs *regs, bool (*fn)(unsigned long, void *), void *arg) { - unsigned long *fp, *stack_start, *stack_end; - unsigned long addr; - int skip = trace->skip; - int savesched; - int graph_idx = 0; + unsigned long sp, pc; + unsigned long *ksp; - if (tsk == current) { - asm volatile("mov %0, r8\n":"=r"(fp)); - savesched = 1; + if (regs) { + sp = user_stack_pointer(regs); + pc = instruction_pointer(regs); + } else if (task == NULL || task == current) { + const register unsigned long current_sp __asm__ ("sp"); + sp = current_sp; + pc = (unsigned long)walk_stackframe; } else { - fp = (unsigned long *)thread_saved_fp(tsk); - savesched = 0; + /* task blocked in __switch_to */ + sp = thread_saved_sp(task); + pc = thread_saved_lr(task); } - addr = (unsigned long) fp & THREAD_MASK; - stack_start = (unsigned long *) addr; - stack_end = (unsigned long *) (addr + THREAD_SIZE); - - while (fp > stack_start && fp < stack_end) { - unsigned long lpp, fpp; + if (unlikely(sp & 0x3)) + return; - fpp = fp[0]; - lpp = fp[1]; - if (!__kernel_text_address(lpp)) + ksp = (unsigned long *)sp; + while (!kstack_end(ksp)) { + if (__kernel_text_address(pc) && unlikely(fn(pc, arg))) break; - else - lpp = ftrace_graph_ret_addr(tsk, &graph_idx, lpp, NULL); - - if (savesched || !in_sched_functions(lpp)) { - if (skip) { - skip--; - } else { - trace->entries[trace->nr_entries++] = lpp; - if (trace->nr_entries >= trace->max_entries) - break; - } - } - fp = (unsigned long *)fpp; + pc = (*ksp++) - 0x4; } } +#endif /* CONFIG_FRAME_POINTER */ + +static bool print_trace_address(unsigned long pc, void *arg) +{ + print_ip_sym(pc); + return false; +} + +void show_stack(struct task_struct *task, unsigned long *sp) +{ + pr_cont("Call Trace:\n"); + walk_stackframe(task, NULL, print_trace_address, NULL); +} + +static bool save_wchan(unsigned long pc, void *arg) +{ + if (!in_sched_functions(pc)) { + unsigned long *p = arg; + *p = pc; + return true; + } + return false; +} + +unsigned long get_wchan(struct task_struct *task) +{ + unsigned long pc = 0; + + if (likely(task && task != current && task->state != TASK_RUNNING)) + walk_stackframe(task, NULL, save_wchan, &pc); + return pc; +} + +#ifdef CONFIG_STACKTRACE +static bool __save_trace(unsigned long pc, void *arg, bool nosched) +{ + struct stack_trace *trace = arg; + + if (unlikely(nosched && in_sched_functions(pc))) + return false; + if (unlikely(trace->skip > 0)) { + trace->skip--; + return false; + } + + trace->entries[trace->nr_entries++] = pc; + return (trace->nr_entries >= trace->max_entries); +} + +static bool save_trace(unsigned long pc, void *arg) +{ + return __save_trace(pc, arg, false); +} + +/* + * Save stack-backtrace addresses into a stack_trace buffer. + */ +void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace) +{ + walk_stackframe(tsk, NULL, save_trace, trace); +} EXPORT_SYMBOL_GPL(save_stack_trace_tsk); + +void save_stack_trace(struct stack_trace *trace) +{ + save_stack_trace_tsk(NULL, trace); +} +EXPORT_SYMBOL_GPL(save_stack_trace); + +#endif /* CONFIG_STACKTRACE */ diff --git a/arch/csky/lib/usercopy.c b/arch/csky/lib/usercopy.c index 647a23986fb5..3c9bd645e643 100644 --- a/arch/csky/lib/usercopy.c +++ b/arch/csky/lib/usercopy.c @@ -7,10 +7,7 @@ unsigned long raw_copy_from_user(void *to, const void *from, unsigned long n) { - if (access_ok(from, n)) - __copy_user_zeroing(to, from, n); - else - memset(to, 0, n); + ___copy_from_user(to, from, n); return n; } EXPORT_SYMBOL(raw_copy_from_user); @@ -18,8 +15,7 @@ EXPORT_SYMBOL(raw_copy_from_user); unsigned long raw_copy_to_user(void *to, const void *from, unsigned long n) { - if (access_ok(to, n)) - __copy_user(to, from, n); + ___copy_to_user(to, from, n); return n; } EXPORT_SYMBOL(raw_copy_to_user); diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 924c541a9260..d13b5328ca10 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -130,7 +130,7 @@ config PPC select ARCH_HAS_PTE_SPECIAL select ARCH_HAS_MEMBARRIER_CALLBACKS select ARCH_HAS_SCALED_CPUTIME if VIRT_CPU_ACCOUNTING_NATIVE && PPC_BOOK3S_64 - select ARCH_HAS_STRICT_KERNEL_RWX if ((PPC_BOOK3S_64 || PPC32) && !HIBERNATION) + select ARCH_HAS_STRICT_KERNEL_RWX if (PPC32 && !HIBERNATION) select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAS_UACCESS_FLUSHCACHE select ARCH_HAS_UACCESS_MCSAFE if PPC64 diff --git a/arch/powerpc/include/asm/book3s/32/hash.h b/arch/powerpc/include/asm/book3s/32/hash.h index 34a7215ae81e..2a0a467d2985 100644 --- a/arch/powerpc/include/asm/book3s/32/hash.h +++ b/arch/powerpc/include/asm/book3s/32/hash.h @@ -17,9 +17,9 @@ * updating the accessed and modified bits in the page table tree. */ -#define _PAGE_USER 0x001 /* usermode access allowed */ -#define _PAGE_RW 0x002 /* software: user write access allowed */ -#define _PAGE_PRESENT 0x004 /* software: pte contains a translation */ +#define _PAGE_PRESENT 0x001 /* software: pte contains a translation */ +#define _PAGE_HASHPTE 0x002 /* hash_page has made an HPTE for this pte */ +#define _PAGE_USER 0x004 /* usermode access allowed */ #define _PAGE_GUARDED 0x008 /* G: prohibit speculative access */ #define _PAGE_COHERENT 0x010 /* M: enforce memory coherence (SMP systems) */ #define _PAGE_NO_CACHE 0x020 /* I: cache inhibit */ @@ -27,7 +27,7 @@ #define _PAGE_DIRTY 0x080 /* C: page changed */ #define _PAGE_ACCESSED 0x100 /* R: page referenced */ #define _PAGE_EXEC 0x200 /* software: exec allowed */ -#define _PAGE_HASHPTE 0x400 /* hash_page has made an HPTE for this pte */ +#define _PAGE_RW 0x400 /* software: user write access allowed */ #define _PAGE_SPECIAL 0x800 /* software: Special page */ #ifdef CONFIG_PTE_64BIT diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h index 3c0ba22dc360..db0a1c281587 100644 --- a/arch/powerpc/include/asm/book3s/32/kup.h +++ b/arch/powerpc/include/asm/book3s/32/kup.h @@ -75,7 +75,7 @@ .macro kuap_check current, gpr #ifdef CONFIG_PPC_KUAP_DEBUG - lwz \gpr2, KUAP(thread) + lwz \gpr, KUAP(thread) 999: twnei \gpr, 0 EMIT_BUG_ENTRY 999b, __FILE__, __LINE__, (BUGFLAG_WARNING | BUGFLAG_ONCE) #endif diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index e0e71777961f..3a0db7b0b46e 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -250,9 +250,27 @@ static inline bool arch_irqs_disabled(void) } \ } while(0) +static inline bool __lazy_irq_pending(u8 irq_happened) +{ + return !!(irq_happened & ~PACA_IRQ_HARD_DIS); +} + +/* + * Check if a lazy IRQ is pending. Should be called with IRQs hard disabled. + */ static inline bool lazy_irq_pending(void) { - return !!(get_paca()->irq_happened & ~PACA_IRQ_HARD_DIS); + return __lazy_irq_pending(get_paca()->irq_happened); +} + +/* + * Check if a lazy IRQ is pending, with no debugging checks. + * Should be called with IRQs hard disabled. + * For use in RI disabled code or other constrained situations. + */ +static inline bool lazy_irq_pending_nocheck(void) +{ + return __lazy_irq_pending(local_paca->irq_happened); } /* diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h index 2f500debae21..0969285996cb 100644 --- a/arch/powerpc/include/asm/uaccess.h +++ b/arch/powerpc/include/asm/uaccess.h @@ -166,13 +166,17 @@ do { \ ({ \ long __pu_err; \ __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ + __typeof__(*(ptr)) __pu_val = (x); \ + __typeof__(size) __pu_size = (size); \ + \ if (!is_kernel_addr((unsigned long)__pu_addr)) \ might_fault(); \ - __chk_user_ptr(ptr); \ + __chk_user_ptr(__pu_addr); \ if (do_allow) \ - __put_user_size((x), __pu_addr, (size), __pu_err); \ + __put_user_size(__pu_val, __pu_addr, __pu_size, __pu_err); \ else \ - __put_user_size_allowed((x), __pu_addr, (size), __pu_err); \ + __put_user_size_allowed(__pu_val, __pu_addr, __pu_size, __pu_err); \ + \ __pu_err; \ }) @@ -180,9 +184,13 @@ do { \ ({ \ long __pu_err = -EFAULT; \ __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ + __typeof__(*(ptr)) __pu_val = (x); \ + __typeof__(size) __pu_size = (size); \ + \ might_fault(); \ - if (access_ok(__pu_addr, size)) \ - __put_user_size((x), __pu_addr, (size), __pu_err); \ + if (access_ok(__pu_addr, __pu_size)) \ + __put_user_size(__pu_val, __pu_addr, __pu_size, __pu_err); \ + \ __pu_err; \ }) @@ -190,8 +198,12 @@ do { \ ({ \ long __pu_err; \ __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ - __chk_user_ptr(ptr); \ - __put_user_size((x), __pu_addr, (size), __pu_err); \ + __typeof__(*(ptr)) __pu_val = (x); \ + __typeof__(size) __pu_size = (size); \ + \ + __chk_user_ptr(__pu_addr); \ + __put_user_size(__pu_val, __pu_addr, __pu_size, __pu_err); \ + \ __pu_err; \ }) @@ -283,15 +295,18 @@ do { \ long __gu_err; \ __long_type(*(ptr)) __gu_val; \ __typeof__(*(ptr)) __user *__gu_addr = (ptr); \ - __chk_user_ptr(ptr); \ + __typeof__(size) __gu_size = (size); \ + \ + __chk_user_ptr(__gu_addr); \ if (!is_kernel_addr((unsigned long)__gu_addr)) \ might_fault(); \ barrier_nospec(); \ if (do_allow) \ - __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ + __get_user_size(__gu_val, __gu_addr, __gu_size, __gu_err); \ else \ - __get_user_size_allowed(__gu_val, __gu_addr, (size), __gu_err); \ + __get_user_size_allowed(__gu_val, __gu_addr, __gu_size, __gu_err); \ (x) = (__typeof__(*(ptr)))__gu_val; \ + \ __gu_err; \ }) @@ -300,12 +315,15 @@ do { \ long __gu_err = -EFAULT; \ __long_type(*(ptr)) __gu_val = 0; \ __typeof__(*(ptr)) __user *__gu_addr = (ptr); \ + __typeof__(size) __gu_size = (size); \ + \ might_fault(); \ - if (access_ok(__gu_addr, (size))) { \ + if (access_ok(__gu_addr, __gu_size)) { \ barrier_nospec(); \ - __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ + __get_user_size(__gu_val, __gu_addr, __gu_size, __gu_err); \ } \ (x) = (__force __typeof__(*(ptr)))__gu_val; \ + \ __gu_err; \ }) @@ -314,10 +332,13 @@ do { \ long __gu_err; \ __long_type(*(ptr)) __gu_val; \ __typeof__(*(ptr)) __user *__gu_addr = (ptr); \ - __chk_user_ptr(ptr); \ + __typeof__(size) __gu_size = (size); \ + \ + __chk_user_ptr(__gu_addr); \ barrier_nospec(); \ - __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ + __get_user_size(__gu_val, __gu_addr, __gu_size, __gu_err); \ (x) = (__force __typeof__(*(ptr)))__gu_val; \ + \ __gu_err; \ }) diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 9a1e5d636dea..b3c9f15089b6 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -472,15 +472,17 @@ END_FTR_SECTION_IFCLR(CPU_FTR_ARCH_207S) #ifdef CONFIG_PPC_BOOK3S /* * If MSR EE/RI was never enabled, IRQs not reconciled, NVGPRs not - * touched, AMR not set, no exit work created, then this can be used. + * touched, no exit work created, then this can be used. */ .balign IFETCH_ALIGN_BYTES .globl fast_interrupt_return fast_interrupt_return: _ASM_NOKPROBE_SYMBOL(fast_interrupt_return) + kuap_check_amr r3, r4 ld r4,_MSR(r1) andi. r0,r4,MSR_PR bne .Lfast_user_interrupt_return + kuap_restore_amr r3 andi. r0,r4,MSR_RI li r3,0 /* 0 return value, no EMULATE_STACK_STORE */ bne+ .Lfast_kernel_interrupt_return diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 728ccb0f560c..b0ad930cbae5 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -971,6 +971,7 @@ EXC_COMMON_BEGIN(system_reset_common) ld r10,SOFTE(r1) stb r10,PACAIRQSOFTMASK(r13) + kuap_restore_amr r10 EXCEPTION_RESTORE_REGS RFI_TO_USER_OR_KERNEL diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S index daaa153950c2..97c887950c3c 100644 --- a/arch/powerpc/kernel/head_32.S +++ b/arch/powerpc/kernel/head_32.S @@ -348,7 +348,7 @@ BEGIN_MMU_FTR_SECTION andis. r0, r5, (DSISR_BAD_FAULT_32S | DSISR_DABRMATCH)@h #endif bne handle_page_fault_tramp_2 /* if not, try to put a PTE */ - rlwinm r3, r5, 32 - 24, 30, 30 /* DSISR_STORE -> _PAGE_RW */ + rlwinm r3, r5, 32 - 15, 21, 21 /* DSISR_STORE -> _PAGE_RW */ bl hash_page b handle_page_fault_tramp_1 FTR_SECTION_ELSE @@ -497,6 +497,7 @@ InstructionTLBMiss: andc. r1,r1,r0 /* check access & ~permission */ bne- InstructionAddressInvalid /* return if access not permitted */ /* Convert linux-style PTE to low word of PPC-style PTE */ + rlwimi r0,r0,32-2,31,31 /* _PAGE_USER -> PP lsb */ ori r1, r1, 0xe06 /* clear out reserved bits */ andc r1, r0, r1 /* PP = user? 1 : 0 */ BEGIN_FTR_SECTION @@ -564,8 +565,9 @@ DataLoadTLBMiss: * we would need to update the pte atomically with lwarx/stwcx. */ /* Convert linux-style PTE to low word of PPC-style PTE */ - rlwinm r1,r0,0,30,30 /* _PAGE_RW -> PP msb */ - rlwimi r0,r0,1,30,30 /* _PAGE_USER -> PP msb */ + rlwinm r1,r0,32-9,30,30 /* _PAGE_RW -> PP msb */ + rlwimi r0,r0,32-1,30,30 /* _PAGE_USER -> PP msb */ + rlwimi r0,r0,32-1,31,31 /* _PAGE_USER -> PP lsb */ ori r1,r1,0xe04 /* clear out reserved bits */ andc r1,r0,r1 /* PP = user? rw? 1: 3: 0 */ BEGIN_FTR_SECTION @@ -643,6 +645,7 @@ DataStoreTLBMiss: * we would need to update the pte atomically with lwarx/stwcx. */ /* Convert linux-style PTE to low word of PPC-style PTE */ + rlwimi r0,r0,32-2,31,31 /* _PAGE_USER -> PP lsb */ li r1,0xe06 /* clear out reserved bits & PP msb */ andc r1,r0,r1 /* PP = user? 1: 0 */ BEGIN_FTR_SECTION diff --git a/arch/powerpc/kernel/head_40x.S b/arch/powerpc/kernel/head_40x.S index 9bb663977e84..2cec543c38f0 100644 --- a/arch/powerpc/kernel/head_40x.S +++ b/arch/powerpc/kernel/head_40x.S @@ -344,8 +344,9 @@ _ENTRY(saved_ksp_limit) /* 0x0C00 - System Call Exception */ START_EXCEPTION(0x0C00, SystemCall) SYSCALL_ENTRY 0xc00 +/* Trap_0D is commented out to get more space for system call exception */ - EXCEPTION(0x0D00, Trap_0D, unknown_exception, EXC_XFER_STD) +/* EXCEPTION(0x0D00, Trap_0D, unknown_exception, EXC_XFER_STD) */ EXCEPTION(0x0E00, Trap_0E, unknown_exception, EXC_XFER_STD) EXCEPTION(0x0F00, Trap_0F, unknown_exception, EXC_XFER_STD) diff --git a/arch/powerpc/kernel/ima_arch.c b/arch/powerpc/kernel/ima_arch.c index e34116255ced..957abd592075 100644 --- a/arch/powerpc/kernel/ima_arch.c +++ b/arch/powerpc/kernel/ima_arch.c @@ -19,12 +19,12 @@ bool arch_ima_get_secureboot(void) * to be stored as an xattr or as an appended signature. * * To avoid duplicate signature verification as much as possible, the IMA - * policy rule for module appraisal is added only if CONFIG_MODULE_SIG_FORCE + * policy rule for module appraisal is added only if CONFIG_MODULE_SIG * is not enabled. */ static const char *const secure_rules[] = { "appraise func=KEXEC_KERNEL_CHECK appraise_flag=check_blacklist appraise_type=imasig|modsig", -#ifndef CONFIG_MODULE_SIG_FORCE +#ifndef CONFIG_MODULE_SIG "appraise func=MODULE_CHECK appraise_flag=check_blacklist appraise_type=imasig|modsig", #endif NULL @@ -50,7 +50,7 @@ static const char *const secure_and_trusted_rules[] = { "measure func=KEXEC_KERNEL_CHECK template=ima-modsig", "measure func=MODULE_CHECK template=ima-modsig", "appraise func=KEXEC_KERNEL_CHECK appraise_flag=check_blacklist appraise_type=imasig|modsig", -#ifndef CONFIG_MODULE_SIG_FORCE +#ifndef CONFIG_MODULE_SIG "appraise func=MODULE_CHECK appraise_flag=check_blacklist appraise_type=imasig|modsig", #endif NULL diff --git a/arch/powerpc/kernel/syscall_64.c b/arch/powerpc/kernel/syscall_64.c index c74295a7765b..7b7c89cad901 100644 --- a/arch/powerpc/kernel/syscall_64.c +++ b/arch/powerpc/kernel/syscall_64.c @@ -35,6 +35,8 @@ notrace long system_call_exception(long r3, long r4, long r5, BUG_ON(!FULL_REGS(regs)); BUG_ON(regs->softe != IRQS_ENABLED); + kuap_check_amr(); + account_cpu_user_entry(); #ifdef CONFIG_PPC_SPLPAR @@ -47,8 +49,6 @@ notrace long system_call_exception(long r3, long r4, long r5, } #endif - kuap_check_amr(); - /* * This is not required for the syscall exit path, but makes the * stack frame look nicer. If this was initialised in the first stack @@ -117,6 +117,8 @@ notrace unsigned long syscall_exit_prepare(unsigned long r3, unsigned long ti_flags; unsigned long ret = 0; + kuap_check_amr(); + regs->result = r3; /* Check whether the syscall is issued inside a restartable sequence */ @@ -189,7 +191,7 @@ again: /* This pattern matches prep_irq_for_idle */ __hard_EE_RI_disable(); - if (unlikely(lazy_irq_pending())) { + if (unlikely(lazy_irq_pending_nocheck())) { __hard_RI_enable(); trace_hardirqs_off(); local_paca->irq_happened |= PACA_IRQ_HARD_DIS; @@ -204,8 +206,6 @@ again: local_paca->tm_scratch = regs->msr; #endif - kuap_check_amr(); - account_cpu_user_exit(); return ret; @@ -228,6 +228,8 @@ notrace unsigned long interrupt_exit_user_prepare(struct pt_regs *regs, unsigned BUG_ON(!FULL_REGS(regs)); BUG_ON(regs->softe != IRQS_ENABLED); + kuap_check_amr(); + local_irq_save(flags); again: @@ -264,7 +266,7 @@ again: trace_hardirqs_on(); __hard_EE_RI_disable(); - if (unlikely(lazy_irq_pending())) { + if (unlikely(lazy_irq_pending_nocheck())) { __hard_RI_enable(); trace_hardirqs_off(); local_paca->irq_happened |= PACA_IRQ_HARD_DIS; @@ -292,8 +294,6 @@ again: local_paca->tm_scratch = regs->msr; #endif - kuap_check_amr(); - account_cpu_user_exit(); return ret; @@ -313,6 +313,8 @@ notrace unsigned long interrupt_exit_kernel_prepare(struct pt_regs *regs, unsign BUG_ON(regs->msr & MSR_PR); BUG_ON(!FULL_REGS(regs)); + kuap_check_amr(); + if (unlikely(*ti_flagsp & _TIF_EMULATE_STACK_STORE)) { clear_bits(_TIF_EMULATE_STACK_STORE, ti_flagsp); ret = 1; @@ -334,7 +336,7 @@ again: trace_hardirqs_on(); __hard_EE_RI_disable(); - if (unlikely(lazy_irq_pending())) { + if (unlikely(lazy_irq_pending_nocheck())) { __hard_RI_enable(); irq_soft_mask_set(IRQS_ALL_DISABLED); trace_hardirqs_off(); diff --git a/arch/powerpc/kernel/vdso32/gettimeofday.S b/arch/powerpc/kernel/vdso32/gettimeofday.S index a3951567118a..e7f8f9f1b3f4 100644 --- a/arch/powerpc/kernel/vdso32/gettimeofday.S +++ b/arch/powerpc/kernel/vdso32/gettimeofday.S @@ -218,11 +218,11 @@ V_FUNCTION_BEGIN(__kernel_clock_getres) blr /* - * invalid clock + * syscall fallback */ 99: - li r3, EINVAL - crset so + li r0,__NR_clock_getres + sc blr .cfi_endproc V_FUNCTION_END(__kernel_clock_getres) diff --git a/arch/powerpc/mm/book3s32/hash_low.S b/arch/powerpc/mm/book3s32/hash_low.S index 6d236080cb1a..877d880890fe 100644 --- a/arch/powerpc/mm/book3s32/hash_low.S +++ b/arch/powerpc/mm/book3s32/hash_low.S @@ -35,7 +35,7 @@ mmu_hash_lock: /* * Load a PTE into the hash table, if possible. * The address is in r4, and r3 contains an access flag: - * _PAGE_RW (0x002) if a write. + * _PAGE_RW (0x400) if a write. * r9 contains the SRR1 value, from which we use the MSR_PR bit. * SPRG_THREAD contains the physical address of the current task's thread. * @@ -69,7 +69,7 @@ _GLOBAL(hash_page) blt+ 112f /* assume user more likely */ lis r5, (swapper_pg_dir - PAGE_OFFSET)@ha /* if kernel address, use */ addi r5 ,r5 ,(swapper_pg_dir - PAGE_OFFSET)@l /* kernel page table */ - rlwimi r3,r9,32-14,31,31 /* MSR_PR -> _PAGE_USER */ + rlwimi r3,r9,32-12,29,29 /* MSR_PR -> _PAGE_USER */ 112: #ifndef CONFIG_PTE_64BIT rlwimi r5,r4,12,20,29 /* insert top 10 bits of address */ @@ -94,7 +94,7 @@ _GLOBAL(hash_page) #else rlwimi r8,r4,23,20,28 /* compute pte address */ #endif - rlwinm r0,r3,6,24,24 /* _PAGE_RW access -> _PAGE_DIRTY */ + rlwinm r0,r3,32-3,24,24 /* _PAGE_RW access -> _PAGE_DIRTY */ ori r0,r0,_PAGE_ACCESSED|_PAGE_HASHPTE /* @@ -310,9 +310,11 @@ Hash_msk = (((1 << Hash_bits) - 1) * 64) _GLOBAL(create_hpte) /* Convert linux-style PTE (r5) to low word of PPC-style PTE (r8) */ + rlwinm r8,r5,32-9,30,30 /* _PAGE_RW -> PP msb */ rlwinm r0,r5,32-6,30,30 /* _PAGE_DIRTY -> PP msb */ - and r8,r5,r0 /* writable if _RW & _DIRTY */ - rlwimi r5,r5,1,30,30 /* _PAGE_USER -> PP msb */ + and r8,r8,r0 /* writable if _RW & _DIRTY */ + rlwimi r5,r5,32-1,30,30 /* _PAGE_USER -> PP msb */ + rlwimi r5,r5,32-2,31,31 /* _PAGE_USER -> PP lsb */ ori r8,r8,0xe04 /* clear out reserved bits */ andc r8,r5,r8 /* PP = user? (rw&dirty? 1: 3): 0 */ BEGIN_FTR_SECTION @@ -564,7 +566,7 @@ _GLOBAL(flush_hash_pages) 33: lwarx r8,0,r5 /* fetch the pte flags word */ andi. r0,r8,_PAGE_HASHPTE beq 8f /* done if HASHPTE is already clear */ - rlwinm r8,r8,0,~_PAGE_HASHPTE /* clear HASHPTE bit */ + rlwinm r8,r8,0,31,29 /* clear HASHPTE bit */ stwcx. r8,0,r5 /* update the pte */ bne- 33b diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 74f82cf4f781..a31e1a41913a 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -54,7 +54,7 @@ config RISCV select GENERIC_ARCH_TOPOLOGY if SMP select ARCH_HAS_PTE_SPECIAL select ARCH_HAS_MMIOWB - select ARCH_HAS_DEBUG_VIRTUAL + select ARCH_HAS_DEBUG_VIRTUAL if MMU select HAVE_EBPF_JIT if MMU select EDAC_SUPPORT select ARCH_HAS_GIGANTIC_PAGE @@ -136,6 +136,7 @@ config ARCH_SUPPORTS_DEBUG_PAGEALLOC def_bool y config SYS_SUPPORTS_HUGETLBFS + depends on MMU def_bool y config STACKTRACE_SUPPORT diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs index 216286db81c9..d646332e44f1 100644 --- a/arch/riscv/Kconfig.socs +++ b/arch/riscv/Kconfig.socs @@ -11,14 +11,15 @@ config SOC_SIFIVE This enables support for SiFive SoC platform hardware. config SOC_VIRT - bool "QEMU Virt Machine" - select POWER_RESET_SYSCON - select POWER_RESET_SYSCON_POWEROFF - select GOLDFISH - select RTC_DRV_GOLDFISH - select SIFIVE_PLIC - help - This enables support for QEMU Virt Machine. + bool "QEMU Virt Machine" + select POWER_RESET + select POWER_RESET_SYSCON + select POWER_RESET_SYSCON_POWEROFF + select GOLDFISH + select RTC_DRV_GOLDFISH if RTC_CLASS + select SIFIVE_PLIC + help + This enables support for QEMU Virt Machine. config SOC_KENDRYTE bool "Kendryte K210 SoC" diff --git a/arch/riscv/include/asm/mmio.h b/arch/riscv/include/asm/mmio.h index a2c809df2733..56053c9838b2 100644 --- a/arch/riscv/include/asm/mmio.h +++ b/arch/riscv/include/asm/mmio.h @@ -16,6 +16,8 @@ #ifndef CONFIG_MMU #define pgprot_noncached(x) (x) +#define pgprot_writecombine(x) (x) +#define pgprot_device(x) (x) #endif /* CONFIG_MMU */ /* Generic IO read/write. These perform native-endian accesses. */ diff --git a/arch/riscv/include/asm/mmiowb.h b/arch/riscv/include/asm/mmiowb.h index bb4091ff4a21..0b2333e71fdc 100644 --- a/arch/riscv/include/asm/mmiowb.h +++ b/arch/riscv/include/asm/mmiowb.h @@ -9,6 +9,7 @@ */ #define mmiowb() __asm__ __volatile__ ("fence o,w" : : : "memory"); +#include <linux/smp.h> #include <asm-generic/mmiowb.h> #endif /* _ASM_RISCV_MMIOWB_H */ diff --git a/arch/riscv/include/asm/perf_event.h b/arch/riscv/include/asm/perf_event.h index 0234048b12bc..062efd3a1d5d 100644 --- a/arch/riscv/include/asm/perf_event.h +++ b/arch/riscv/include/asm/perf_event.h @@ -12,19 +12,14 @@ #include <linux/ptrace.h> #include <linux/interrupt.h> +#ifdef CONFIG_RISCV_BASE_PMU #define RISCV_BASE_COUNTERS 2 /* * The RISCV_MAX_COUNTERS parameter should be specified. */ -#ifdef CONFIG_RISCV_BASE_PMU #define RISCV_MAX_COUNTERS 2 -#endif - -#ifndef RISCV_MAX_COUNTERS -#error "Please provide a valid RISCV_MAX_COUNTERS for the PMU." -#endif /* * These are the indexes of bits in counteren register *minus* 1, @@ -82,6 +77,7 @@ struct riscv_pmu { int irq; }; +#endif #ifdef CONFIG_PERF_EVENTS #define perf_arch_bpf_user_pt_regs(regs) (struct user_regs_struct *)regs #endif diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h index 9c188ad2e52d..35b60035b6b0 100644 --- a/arch/riscv/include/asm/pgtable.h +++ b/arch/riscv/include/asm/pgtable.h @@ -470,12 +470,15 @@ static inline int ptep_clear_flush_young(struct vm_area_struct *vma, #else /* CONFIG_MMU */ +#define PAGE_SHARED __pgprot(0) #define PAGE_KERNEL __pgprot(0) #define swapper_pg_dir NULL #define VMALLOC_START 0 #define TASK_SIZE 0xffffffffUL +static inline void __kernel_map_pages(struct page *page, int numpages, int enable) {} + #endif /* !CONFIG_MMU */ #define kern_addr_valid(addr) (1) /* FIXME */ diff --git a/arch/riscv/kernel/Makefile b/arch/riscv/kernel/Makefile index 86c83081044f..d8bbd3207100 100644 --- a/arch/riscv/kernel/Makefile +++ b/arch/riscv/kernel/Makefile @@ -43,7 +43,7 @@ obj-$(CONFIG_MODULE_SECTIONS) += module-sections.o obj-$(CONFIG_FUNCTION_TRACER) += mcount.o ftrace.o obj-$(CONFIG_DYNAMIC_FTRACE) += mcount-dyn.o -obj-$(CONFIG_PERF_EVENTS) += perf_event.o +obj-$(CONFIG_RISCV_BASE_PMU) += perf_event.o obj-$(CONFIG_PERF_EVENTS) += perf_callchain.o obj-$(CONFIG_HAVE_PERF_REGS) += perf_regs.o obj-$(CONFIG_RISCV_SBI) += sbi.o diff --git a/arch/riscv/kernel/perf_event.c b/arch/riscv/kernel/perf_event.c index 91626d9ae5f2..c835f0362d94 100644 --- a/arch/riscv/kernel/perf_event.c +++ b/arch/riscv/kernel/perf_event.c @@ -147,7 +147,7 @@ static int riscv_map_hw_event(u64 config) return riscv_pmu->hw_events[config]; } -int riscv_map_cache_decode(u64 config, unsigned int *type, +static int riscv_map_cache_decode(u64 config, unsigned int *type, unsigned int *op, unsigned int *result) { return -ENOENT; @@ -342,7 +342,7 @@ static void riscv_pmu_del(struct perf_event *event, int flags) static DEFINE_MUTEX(pmc_reserve_mutex); -irqreturn_t riscv_base_pmu_handle_irq(int irq_num, void *dev) +static irqreturn_t riscv_base_pmu_handle_irq(int irq_num, void *dev) { return IRQ_NONE; } @@ -361,7 +361,7 @@ static int reserve_pmc_hardware(void) return err; } -void release_pmc_hardware(void) +static void release_pmc_hardware(void) { mutex_lock(&pmc_reserve_mutex); if (riscv_pmu->irq >= 0) @@ -464,7 +464,7 @@ static const struct of_device_id riscv_pmu_of_ids[] = { { /* sentinel value */ } }; -int __init init_hw_perf_events(void) +static int __init init_hw_perf_events(void) { struct device_node *node = of_find_node_by_type(NULL, "pmu"); const struct of_device_id *of_id; diff --git a/arch/riscv/kernel/process.c b/arch/riscv/kernel/process.c index 610c11e91606..824d117cf202 100644 --- a/arch/riscv/kernel/process.c +++ b/arch/riscv/kernel/process.c @@ -22,7 +22,7 @@ #include <asm/switch_to.h> #include <asm/thread_info.h> -unsigned long gp_in_global __asm__("gp"); +register unsigned long gp_in_global __asm__("gp"); extern asmlinkage void ret_from_fork(void); extern asmlinkage void ret_from_kernel_thread(void); diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c index 6c854875ac74..837b9b38f825 100644 --- a/arch/riscv/kernel/stacktrace.c +++ b/arch/riscv/kernel/stacktrace.c @@ -65,7 +65,7 @@ void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs, #else /* !CONFIG_FRAME_POINTER */ -static void notrace walk_stackframe(struct task_struct *task, +void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs, bool (*fn)(unsigned long, void *), void *arg) { unsigned long sp, pc; diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 27a334106708..736de6c8739f 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -47,7 +47,7 @@ static void setup_zero_page(void) memset((void *)empty_zero_page, 0, PAGE_SIZE); } -#ifdef CONFIG_DEBUG_VM +#if defined(CONFIG_MMU) && defined(CONFIG_DEBUG_VM) static inline void print_mlk(char *name, unsigned long b, unsigned long t) { pr_notice("%12s : 0x%08lx - 0x%08lx (%4ld kB)\n", name, b, t, diff --git a/arch/s390/include/asm/pci_io.h b/arch/s390/include/asm/pci_io.h index cd060b5dd8fd..e4dc64cc9c55 100644 --- a/arch/s390/include/asm/pci_io.h +++ b/arch/s390/include/asm/pci_io.h @@ -8,6 +8,10 @@ #include <linux/slab.h> #include <asm/pci_insn.h> +/* I/O size constraints */ +#define ZPCI_MAX_READ_SIZE 8 +#define ZPCI_MAX_WRITE_SIZE 128 + /* I/O Map */ #define ZPCI_IOMAP_SHIFT 48 #define ZPCI_IOMAP_ADDR_BASE 0x8000000000000000UL @@ -140,7 +144,8 @@ static inline int zpci_memcpy_fromio(void *dst, while (n > 0) { size = zpci_get_max_write_size((u64 __force) src, - (u64) dst, n, 8); + (u64) dst, n, + ZPCI_MAX_READ_SIZE); rc = zpci_read_single(dst, src, size); if (rc) break; @@ -161,7 +166,8 @@ static inline int zpci_memcpy_toio(volatile void __iomem *dst, while (n > 0) { size = zpci_get_max_write_size((u64 __force) dst, - (u64) src, n, 128); + (u64) src, n, + ZPCI_MAX_WRITE_SIZE); if (size > 8) /* main path */ rc = zpci_write_block(dst, src, size); else diff --git a/arch/s390/kernel/machine_kexec_file.c b/arch/s390/kernel/machine_kexec_file.c index 8415ae7d2a23..f9e4baa64b67 100644 --- a/arch/s390/kernel/machine_kexec_file.c +++ b/arch/s390/kernel/machine_kexec_file.c @@ -151,7 +151,7 @@ static int kexec_file_add_initrd(struct kimage *image, buf.mem += crashk_res.start; buf.memsz = buf.bufsz; - data->parm->initrd_start = buf.mem; + data->parm->initrd_start = data->memsz; data->parm->initrd_size = buf.memsz; data->memsz += buf.memsz; diff --git a/arch/s390/kernel/machine_kexec_reloc.c b/arch/s390/kernel/machine_kexec_reloc.c index d5035de9020e..b7182cec48dc 100644 --- a/arch/s390/kernel/machine_kexec_reloc.c +++ b/arch/s390/kernel/machine_kexec_reloc.c @@ -28,6 +28,7 @@ int arch_kexec_do_relocs(int r_type, void *loc, unsigned long val, break; case R_390_64: /* Direct 64 bit. */ case R_390_GLOB_DAT: + case R_390_JMP_SLOT: *(u64 *)loc = val; break; case R_390_PC16: /* PC relative 16 bit. */ diff --git a/arch/s390/mm/hugetlbpage.c b/arch/s390/mm/hugetlbpage.c index f01daddcbc5e..4632d4e26b66 100644 --- a/arch/s390/mm/hugetlbpage.c +++ b/arch/s390/mm/hugetlbpage.c @@ -159,10 +159,13 @@ void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, rste &= ~_SEGMENT_ENTRY_NOEXEC; /* Set correct table type for 2G hugepages */ - if ((pte_val(*ptep) & _REGION_ENTRY_TYPE_MASK) == _REGION_ENTRY_TYPE_R3) - rste |= _REGION_ENTRY_TYPE_R3 | _REGION3_ENTRY_LARGE; - else + if ((pte_val(*ptep) & _REGION_ENTRY_TYPE_MASK) == _REGION_ENTRY_TYPE_R3) { + if (likely(pte_present(pte))) + rste |= _REGION3_ENTRY_LARGE; + rste |= _REGION_ENTRY_TYPE_R3; + } else if (likely(pte_present(pte))) rste |= _SEGMENT_ENTRY_LARGE; + clear_huge_pte_skeys(mm, rste); pte_val(*ptep) = rste; } diff --git a/arch/s390/pci/pci_mmio.c b/arch/s390/pci/pci_mmio.c index 7d42a8794f10..020a2c514d96 100644 --- a/arch/s390/pci/pci_mmio.c +++ b/arch/s390/pci/pci_mmio.c @@ -11,6 +11,113 @@ #include <linux/mm.h> #include <linux/errno.h> #include <linux/pci.h> +#include <asm/pci_io.h> +#include <asm/pci_debug.h> + +static inline void zpci_err_mmio(u8 cc, u8 status, u64 offset) +{ + struct { + u64 offset; + u8 cc; + u8 status; + } data = {offset, cc, status}; + + zpci_err_hex(&data, sizeof(data)); +} + +static inline int __pcistb_mio_inuser( + void __iomem *ioaddr, const void __user *src, + u64 len, u8 *status) +{ + int cc = -ENXIO; + + asm volatile ( + " sacf 256\n" + "0: .insn rsy,0xeb00000000d4,%[len],%[ioaddr],%[src]\n" + "1: ipm %[cc]\n" + " srl %[cc],28\n" + "2: sacf 768\n" + EX_TABLE(0b, 2b) EX_TABLE(1b, 2b) + : [cc] "+d" (cc), [len] "+d" (len) + : [ioaddr] "a" (ioaddr), [src] "Q" (*((u8 __force *)src)) + : "cc", "memory"); + *status = len >> 24 & 0xff; + return cc; +} + +static inline int __pcistg_mio_inuser( + void __iomem *ioaddr, const void __user *src, + u64 ulen, u8 *status) +{ + register u64 addr asm("2") = (u64 __force) ioaddr; + register u64 len asm("3") = ulen; + int cc = -ENXIO; + u64 val = 0; + u64 cnt = ulen; + u8 tmp; + + /* + * copy 0 < @len <= 8 bytes from @src into the right most bytes of + * a register, then store it to PCI at @ioaddr while in secondary + * address space. pcistg then uses the user mappings. + */ + asm volatile ( + " sacf 256\n" + "0: llgc %[tmp],0(%[src])\n" + " sllg %[val],%[val],8\n" + " aghi %[src],1\n" + " ogr %[val],%[tmp]\n" + " brctg %[cnt],0b\n" + "1: .insn rre,0xb9d40000,%[val],%[ioaddr]\n" + "2: ipm %[cc]\n" + " srl %[cc],28\n" + "3: sacf 768\n" + EX_TABLE(0b, 3b) EX_TABLE(1b, 3b) EX_TABLE(2b, 3b) + : + [src] "+a" (src), [cnt] "+d" (cnt), + [val] "+d" (val), [tmp] "=d" (tmp), + [len] "+d" (len), [cc] "+d" (cc), + [ioaddr] "+a" (addr) + :: "cc", "memory"); + *status = len >> 24 & 0xff; + + /* did we read everything from user memory? */ + if (!cc && cnt != 0) + cc = -EFAULT; + + return cc; +} + +static inline int __memcpy_toio_inuser(void __iomem *dst, + const void __user *src, size_t n) +{ + int size, rc = 0; + u8 status = 0; + mm_segment_t old_fs; + + if (!src) + return -EINVAL; + + old_fs = enable_sacf_uaccess(); + while (n > 0) { + size = zpci_get_max_write_size((u64 __force) dst, + (u64 __force) src, n, + ZPCI_MAX_WRITE_SIZE); + if (size > 8) /* main path */ + rc = __pcistb_mio_inuser(dst, src, size, &status); + else + rc = __pcistg_mio_inuser(dst, src, size, &status); + if (rc) + break; + src += size; + dst += size; + n -= size; + } + disable_sacf_uaccess(old_fs); + if (rc) + zpci_err_mmio(rc, status, (__force u64) dst); + return rc; +} static long get_pfn(unsigned long user_addr, unsigned long access, unsigned long *pfn) @@ -46,6 +153,20 @@ SYSCALL_DEFINE3(s390_pci_mmio_write, unsigned long, mmio_addr, if (length <= 0 || PAGE_SIZE - (mmio_addr & ~PAGE_MASK) < length) return -EINVAL; + + /* + * Only support read access to MIO capable devices on a MIO enabled + * system. Otherwise we would have to check for every address if it is + * a special ZPCI_ADDR and we would have to do a get_pfn() which we + * don't need for MIO capable devices. + */ + if (static_branch_likely(&have_mio)) { + ret = __memcpy_toio_inuser((void __iomem *) mmio_addr, + user_buffer, + length); + return ret; + } + if (length > 64) { buf = kmalloc(length, GFP_KERNEL); if (!buf) @@ -56,7 +177,8 @@ SYSCALL_DEFINE3(s390_pci_mmio_write, unsigned long, mmio_addr, ret = get_pfn(mmio_addr, VM_WRITE, &pfn); if (ret) goto out; - io_addr = (void __iomem *)((pfn << PAGE_SHIFT) | (mmio_addr & ~PAGE_MASK)); + io_addr = (void __iomem *)((pfn << PAGE_SHIFT) | + (mmio_addr & ~PAGE_MASK)); ret = -EFAULT; if ((unsigned long) io_addr < ZPCI_IOMAP_ADDR_BASE) @@ -72,6 +194,78 @@ out: return ret; } +static inline int __pcilg_mio_inuser( + void __user *dst, const void __iomem *ioaddr, + u64 ulen, u8 *status) +{ + register u64 addr asm("2") = (u64 __force) ioaddr; + register u64 len asm("3") = ulen; + u64 cnt = ulen; + int shift = ulen * 8; + int cc = -ENXIO; + u64 val, tmp; + + /* + * read 0 < @len <= 8 bytes from the PCI memory mapped at @ioaddr (in + * user space) into a register using pcilg then store these bytes at + * user address @dst + */ + asm volatile ( + " sacf 256\n" + "0: .insn rre,0xb9d60000,%[val],%[ioaddr]\n" + "1: ipm %[cc]\n" + " srl %[cc],28\n" + " ltr %[cc],%[cc]\n" + " jne 4f\n" + "2: ahi %[shift],-8\n" + " srlg %[tmp],%[val],0(%[shift])\n" + "3: stc %[tmp],0(%[dst])\n" + " aghi %[dst],1\n" + " brctg %[cnt],2b\n" + "4: sacf 768\n" + EX_TABLE(0b, 4b) EX_TABLE(1b, 4b) EX_TABLE(3b, 4b) + : + [cc] "+d" (cc), [val] "=d" (val), [len] "+d" (len), + [dst] "+a" (dst), [cnt] "+d" (cnt), [tmp] "=d" (tmp), + [shift] "+d" (shift) + : + [ioaddr] "a" (addr) + : "cc", "memory"); + + /* did we write everything to the user space buffer? */ + if (!cc && cnt != 0) + cc = -EFAULT; + + *status = len >> 24 & 0xff; + return cc; +} + +static inline int __memcpy_fromio_inuser(void __user *dst, + const void __iomem *src, + unsigned long n) +{ + int size, rc = 0; + u8 status; + mm_segment_t old_fs; + + old_fs = enable_sacf_uaccess(); + while (n > 0) { + size = zpci_get_max_write_size((u64 __force) src, + (u64 __force) dst, n, + ZPCI_MAX_READ_SIZE); + rc = __pcilg_mio_inuser(dst, src, size, &status); + if (rc) + break; + src += size; + dst += size; + n -= size; + } + disable_sacf_uaccess(old_fs); + if (rc) + zpci_err_mmio(rc, status, (__force u64) dst); + return rc; +} + SYSCALL_DEFINE3(s390_pci_mmio_read, unsigned long, mmio_addr, void __user *, user_buffer, size_t, length) { @@ -86,12 +280,27 @@ SYSCALL_DEFINE3(s390_pci_mmio_read, unsigned long, mmio_addr, if (length <= 0 || PAGE_SIZE - (mmio_addr & ~PAGE_MASK) < length) return -EINVAL; + + /* + * Only support write access to MIO capable devices on a MIO enabled + * system. Otherwise we would have to check for every address if it is + * a special ZPCI_ADDR and we would have to do a get_pfn() which we + * don't need for MIO capable devices. + */ + if (static_branch_likely(&have_mio)) { + ret = __memcpy_fromio_inuser( + user_buffer, (const void __iomem *)mmio_addr, + length); + return ret; + } + if (length > 64) { buf = kmalloc(length, GFP_KERNEL); if (!buf) return -ENOMEM; - } else + } else { buf = local_buf; + } ret = get_pfn(mmio_addr, VM_READ, &pfn); if (ret) diff --git a/arch/sh/include/uapi/asm/sockios.h b/arch/sh/include/uapi/asm/sockios.h index 3da561453260..ef01ced9e169 100644 --- a/arch/sh/include/uapi/asm/sockios.h +++ b/arch/sh/include/uapi/asm/sockios.h @@ -2,6 +2,8 @@ #ifndef __ASM_SH_SOCKIOS_H #define __ASM_SH_SOCKIOS_H +#include <linux/time_types.h> + /* Socket-level I/O control calls. */ #define FIOGETOWN _IOR('f', 123, int) #define FIOSETOWN _IOW('f', 124, int) diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index b7c94de70cca..a8c2f2615fc6 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -331,9 +331,9 @@ static void __init srmmu_nocache_init(void) while (vaddr < srmmu_nocache_end) { pgd = pgd_offset_k(vaddr); - p4d = p4d_offset(__nocache_fix(pgd), vaddr); - pud = pud_offset(__nocache_fix(p4d), vaddr); - pmd = pmd_offset(__nocache_fix(pgd), vaddr); + p4d = p4d_offset(pgd, vaddr); + pud = pud_offset(p4d, vaddr); + pmd = pmd_offset(__nocache_fix(pud), vaddr); pte = pte_offset_kernel(__nocache_fix(pmd), vaddr); pteval = ((paddr >> 4) | SRMMU_ET_PTE | SRMMU_PRIV); diff --git a/arch/um/drivers/vector_user.h b/arch/um/drivers/vector_user.h index 91f35b266aba..d29d5fdd98fa 100644 --- a/arch/um/drivers/vector_user.h +++ b/arch/um/drivers/vector_user.h @@ -17,7 +17,7 @@ #define TRANS_TAP_LEN strlen(TRANS_TAP) #define TRANS_GRE "gre" -#define TRANS_GRE_LEN strlen(TRANS_RAW) +#define TRANS_GRE_LEN strlen(TRANS_GRE) #define TRANS_L2TPV3 "l2tpv3" #define TRANS_L2TPV3_LEN strlen(TRANS_L2TPV3) diff --git a/arch/um/include/asm/xor.h b/arch/um/include/asm/xor.h index 7a3208c47cfc..36b33d62a35d 100644 --- a/arch/um/include/asm/xor.h +++ b/arch/um/include/asm/xor.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 */ #include <asm-generic/xor.h> -#include <shared/timer-internal.h> +#include <linux/time-internal.h> /* pick an arbitrary one - measuring isn't possible with inf-cpu */ #define XOR_SELECT_TEMPLATE(x) \ diff --git a/arch/um/kernel/skas/syscall.c b/arch/um/kernel/skas/syscall.c index 0a12d5a09217..3d91f89fd852 100644 --- a/arch/um/kernel/skas/syscall.c +++ b/arch/um/kernel/skas/syscall.c @@ -11,6 +11,7 @@ #include <sysdep/ptrace_user.h> #include <sysdep/syscalls.h> #include <linux/time-internal.h> +#include <asm/unistd.h> void handle_syscall(struct uml_pt_regs *r) { diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 1197b5596d5a..2d3f963fd6f1 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -68,6 +68,7 @@ config X86 select ARCH_HAS_KCOV if X86_64 select ARCH_HAS_MEM_ENCRYPT select ARCH_HAS_MEMBARRIER_SYNC_CORE + select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE select ARCH_HAS_PMEM_API if X86_64 select ARCH_HAS_PTE_DEVMAP if X86_64 select ARCH_HAS_PTE_SPECIAL diff --git a/arch/x86/boot/tools/build.c b/arch/x86/boot/tools/build.c index 8f8c8e386cea..c8b8c1a8d1fc 100644 --- a/arch/x86/boot/tools/build.c +++ b/arch/x86/boot/tools/build.c @@ -59,14 +59,14 @@ u8 buf[SETUP_SECT_MAX*512]; #define PECOFF_COMPAT_RESERVE 0x0 #endif -unsigned long efi32_stub_entry; -unsigned long efi64_stub_entry; -unsigned long efi_pe_entry; -unsigned long efi32_pe_entry; -unsigned long kernel_info; -unsigned long startup_64; -unsigned long _ehead; -unsigned long _end; +static unsigned long efi32_stub_entry; +static unsigned long efi64_stub_entry; +static unsigned long efi_pe_entry; +static unsigned long efi32_pe_entry; +static unsigned long kernel_info; +static unsigned long startup_64; +static unsigned long _ehead; +static unsigned long _end; /*----------------------------------------------------------------------*/ diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c index fd51bac11b46..acf76b466db6 100644 --- a/arch/x86/hyperv/hv_init.c +++ b/arch/x86/hyperv/hv_init.c @@ -226,10 +226,18 @@ static int hv_cpu_die(unsigned int cpu) rdmsrl(HV_X64_MSR_REENLIGHTENMENT_CONTROL, *((u64 *)&re_ctrl)); if (re_ctrl.target_vp == hv_vp_index[cpu]) { - /* Reassign to some other online CPU */ + /* + * Reassign reenlightenment notifications to some other online + * CPU or just disable the feature if there are no online CPUs + * left (happens on hibernation). + */ new_cpu = cpumask_any_but(cpu_online_mask, cpu); - re_ctrl.target_vp = hv_vp_index[new_cpu]; + if (new_cpu < nr_cpu_ids) + re_ctrl.target_vp = hv_vp_index[new_cpu]; + else + re_ctrl.enabled = 0; + wrmsrl(HV_X64_MSR_REENLIGHTENMENT_CONTROL, *((u64 *)&re_ctrl)); } @@ -293,6 +301,13 @@ static void hv_resume(void) hv_hypercall_pg = hv_hypercall_pg_saved; hv_hypercall_pg_saved = NULL; + + /* + * Reenlightenment notifications are disabled by hv_cpu_die(0), + * reenable them here if hv_reenlightenment_cb was previously set. + */ + if (hv_reenlightenment_cb) + set_hv_tscchange_cb(hv_reenlightenment_cb); } /* Note: when the ops are called, only CPU0 is online and IRQs are disabled. */ diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h index 53f246e9df5a..0367efdc5b7a 100644 --- a/arch/x86/include/asm/bitops.h +++ b/arch/x86/include/asm/bitops.h @@ -52,9 +52,9 @@ static __always_inline void arch_set_bit(long nr, volatile unsigned long *addr) { if (__builtin_constant_p(nr)) { - asm volatile(LOCK_PREFIX "orb %1,%0" + asm volatile(LOCK_PREFIX "orb %b1,%0" : CONST_MASK_ADDR(nr, addr) - : "iq" (CONST_MASK(nr) & 0xff) + : "iq" (CONST_MASK(nr)) : "memory"); } else { asm volatile(LOCK_PREFIX __ASM_SIZE(bts) " %1,%0" @@ -72,9 +72,9 @@ static __always_inline void arch_clear_bit(long nr, volatile unsigned long *addr) { if (__builtin_constant_p(nr)) { - asm volatile(LOCK_PREFIX "andb %1,%0" + asm volatile(LOCK_PREFIX "andb %b1,%0" : CONST_MASK_ADDR(nr, addr) - : "iq" (CONST_MASK(nr) ^ 0xff)); + : "iq" (~CONST_MASK(nr))); } else { asm volatile(LOCK_PREFIX __ASM_SIZE(btr) " %1,%0" : : RLONG_ADDR(addr), "Ir" (nr) : "memory"); @@ -123,9 +123,9 @@ static __always_inline void arch_change_bit(long nr, volatile unsigned long *addr) { if (__builtin_constant_p(nr)) { - asm volatile(LOCK_PREFIX "xorb %1,%0" + asm volatile(LOCK_PREFIX "xorb %b1,%0" : CONST_MASK_ADDR(nr, addr) - : "iq" ((u8)CONST_MASK(nr))); + : "iq" (CONST_MASK(nr))); } else { asm volatile(LOCK_PREFIX __ASM_SIZE(btc) " %1,%0" : : RLONG_ADDR(addr), "Ir" (nr) : "memory"); diff --git a/arch/x86/include/asm/ftrace.h b/arch/x86/include/asm/ftrace.h index 70b96cae5b42..84b9449be080 100644 --- a/arch/x86/include/asm/ftrace.h +++ b/arch/x86/include/asm/ftrace.h @@ -56,6 +56,12 @@ struct dyn_arch_ftrace { #ifndef __ASSEMBLY__ +#if defined(CONFIG_FUNCTION_TRACER) && defined(CONFIG_DYNAMIC_FTRACE) +extern void set_ftrace_ops_ro(void); +#else +static inline void set_ftrace_ops_ro(void) { } +#endif + #define ARCH_HAS_SYSCALL_MATCH_SYM_NAME static inline bool arch_syscall_match_sym_name(const char *sym, const char *name) { diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 0dea9f122bb9..0a6b35353fc7 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -578,6 +578,7 @@ struct kvm_vcpu_arch { unsigned long cr4; unsigned long cr4_guest_owned_bits; unsigned long cr8; + u32 host_pkru; u32 pkru; u32 hflags; u64 efer; @@ -1093,8 +1094,6 @@ struct kvm_x86_ops { void (*set_idt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt); void (*get_gdt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt); void (*set_gdt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt); - u64 (*get_dr6)(struct kvm_vcpu *vcpu); - void (*set_dr6)(struct kvm_vcpu *vcpu, unsigned long value); void (*sync_dirty_debug_regs)(struct kvm_vcpu *vcpu); void (*set_dr7)(struct kvm_vcpu *vcpu, unsigned long value); void (*cache_reg)(struct kvm_vcpu *vcpu, enum kvm_reg reg); @@ -1449,6 +1448,7 @@ bool kvm_rdpmc(struct kvm_vcpu *vcpu); void kvm_queue_exception(struct kvm_vcpu *vcpu, unsigned nr); void kvm_queue_exception_e(struct kvm_vcpu *vcpu, unsigned nr, u32 error_code); +void kvm_queue_exception_p(struct kvm_vcpu *vcpu, unsigned nr, unsigned long payload); void kvm_requeue_exception(struct kvm_vcpu *vcpu, unsigned nr); void kvm_requeue_exception_e(struct kvm_vcpu *vcpu, unsigned nr, u32 error_code); void kvm_inject_page_fault(struct kvm_vcpu *vcpu, struct x86_exception *fault); diff --git a/arch/x86/include/asm/stackprotector.h b/arch/x86/include/asm/stackprotector.h index 91e29b6a86a5..9804a7957f4e 100644 --- a/arch/x86/include/asm/stackprotector.h +++ b/arch/x86/include/asm/stackprotector.h @@ -55,8 +55,13 @@ /* * Initialize the stackprotector canary value. * - * NOTE: this must only be called from functions that never return, + * NOTE: this must only be called from functions that never return * and it must always be inlined. + * + * In addition, it should be called from a compilation unit for which + * stack protector is disabled. Alternatively, the caller should not end + * with a function call which gets tail-call optimized as that would + * lead to checking a modified canary value. */ static __always_inline void boot_init_stack_canary(void) { diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c index 37a0aeaf89e7..b0e641793be4 100644 --- a/arch/x86/kernel/ftrace.c +++ b/arch/x86/kernel/ftrace.c @@ -407,7 +407,8 @@ create_trampoline(struct ftrace_ops *ops, unsigned int *tramp_size) set_vm_flush_reset_perms(trampoline); - set_memory_ro((unsigned long)trampoline, npages); + if (likely(system_state != SYSTEM_BOOTING)) + set_memory_ro((unsigned long)trampoline, npages); set_memory_x((unsigned long)trampoline, npages); return (unsigned long)trampoline; fail: @@ -415,6 +416,32 @@ fail: return 0; } +void set_ftrace_ops_ro(void) +{ + struct ftrace_ops *ops; + unsigned long start_offset; + unsigned long end_offset; + unsigned long npages; + unsigned long size; + + do_for_each_ftrace_op(ops, ftrace_ops_list) { + if (!(ops->flags & FTRACE_OPS_FL_ALLOC_TRAMP)) + continue; + + if (ops->flags & FTRACE_OPS_FL_SAVE_REGS) { + start_offset = (unsigned long)ftrace_regs_caller; + end_offset = (unsigned long)ftrace_regs_caller_end; + } else { + start_offset = (unsigned long)ftrace_caller; + end_offset = (unsigned long)ftrace_epilogue; + } + size = end_offset - start_offset; + size = size + RET_SIZE + sizeof(void *); + npages = DIV_ROUND_UP(size, PAGE_SIZE); + set_memory_ro((unsigned long)ops->trampoline, npages); + } while_for_each_ftrace_op(ops); +} + static unsigned long calc_trampoline_call_offset(bool save_regs) { unsigned long start_offset; diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 8c89e4d9ad28..2f24c334a938 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -266,6 +266,14 @@ static void notrace start_secondary(void *unused) wmb(); cpu_startup_entry(CPUHP_AP_ONLINE_IDLE); + + /* + * Prevent tail call to cpu_startup_entry() because the stack protector + * guard has been changed a couple of function calls up, in + * boot_init_stack_canary() and must not be checked before tail calling + * another function. + */ + prevent_tail_call_optimization(); } /** diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c index 5b0bd8581fe6..7f969b2d240f 100644 --- a/arch/x86/kernel/unwind_orc.c +++ b/arch/x86/kernel/unwind_orc.c @@ -320,12 +320,19 @@ EXPORT_SYMBOL_GPL(unwind_get_return_address); unsigned long *unwind_get_return_address_ptr(struct unwind_state *state) { + struct task_struct *task = state->task; + if (unwind_done(state)) return NULL; if (state->regs) return &state->regs->ip; + if (task != current && state->sp == task->thread.sp) { + struct inactive_task_frame *frame = (void *)task->thread.sp; + return &frame->ret_addr; + } + if (state->sp) return (unsigned long *)state->sp - 1; @@ -617,23 +624,23 @@ EXPORT_SYMBOL_GPL(unwind_next_frame); void __unwind_start(struct unwind_state *state, struct task_struct *task, struct pt_regs *regs, unsigned long *first_frame) { - if (!orc_init) - goto done; - memset(state, 0, sizeof(*state)); state->task = task; + if (!orc_init) + goto err; + /* * Refuse to unwind the stack of a task while it's executing on another * CPU. This check is racy, but that's ok: the unwinder has other * checks to prevent it from going off the rails. */ if (task_on_another_cpu(task)) - goto done; + goto err; if (regs) { if (user_mode(regs)) - goto done; + goto the_end; state->ip = regs->ip; state->sp = regs->sp; @@ -666,6 +673,7 @@ void __unwind_start(struct unwind_state *state, struct task_struct *task, * generate some kind of backtrace if this happens. */ void *next_page = (void *)PAGE_ALIGN((unsigned long)state->sp); + state->error = true; if (get_stack_info(next_page, state->task, &state->stack_info, &state->stack_mask)) return; @@ -691,8 +699,9 @@ void __unwind_start(struct unwind_state *state, struct task_struct *task, return; -done: +err: + state->error = true; +the_end: state->stack_info.type = STACK_TYPE_UNKNOWN; - return; } EXPORT_SYMBOL_GPL(__unwind_start); diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c index bcefa9d4e57e..54d4b98b49e1 100644 --- a/arch/x86/kvm/hyperv.c +++ b/arch/x86/kvm/hyperv.c @@ -1427,7 +1427,7 @@ static u64 kvm_hv_flush_tlb(struct kvm_vcpu *current_vcpu, u64 ingpa, */ kvm_make_vcpus_request_mask(kvm, KVM_REQ_TLB_FLUSH | KVM_REQUEST_NO_WAKEUP, - vcpu_mask, &hv_vcpu->tlb_flush); + NULL, vcpu_mask, &hv_vcpu->tlb_flush); ret_success: /* We always do full TLB flush, set rep_done = rep_cnt. */ diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c index 90a1ca939627..9a2a62e5afeb 100644 --- a/arch/x86/kvm/svm/nested.c +++ b/arch/x86/kvm/svm/nested.c @@ -19,6 +19,7 @@ #include <linux/kernel.h> #include <asm/msr-index.h> +#include <asm/debugreg.h> #include "kvm_emulate.h" #include "trace.h" @@ -267,7 +268,7 @@ void enter_svm_guest_mode(struct vcpu_svm *svm, u64 vmcb_gpa, svm->vmcb->save.rsp = nested_vmcb->save.rsp; svm->vmcb->save.rip = nested_vmcb->save.rip; svm->vmcb->save.dr7 = nested_vmcb->save.dr7; - svm->vmcb->save.dr6 = nested_vmcb->save.dr6; + svm->vcpu.arch.dr6 = nested_vmcb->save.dr6; svm->vmcb->save.cpl = nested_vmcb->save.cpl; svm->nested.vmcb_msrpm = nested_vmcb->control.msrpm_base_pa & ~0x0fffULL; @@ -482,7 +483,7 @@ int nested_svm_vmexit(struct vcpu_svm *svm) nested_vmcb->save.rsp = vmcb->save.rsp; nested_vmcb->save.rax = vmcb->save.rax; nested_vmcb->save.dr7 = vmcb->save.dr7; - nested_vmcb->save.dr6 = vmcb->save.dr6; + nested_vmcb->save.dr6 = svm->vcpu.arch.dr6; nested_vmcb->save.cpl = vmcb->save.cpl; nested_vmcb->control.int_ctl = vmcb->control.int_ctl; @@ -606,26 +607,45 @@ static int nested_svm_exit_handled_msr(struct vcpu_svm *svm) /* DB exceptions for our internal use must not cause vmexit */ static int nested_svm_intercept_db(struct vcpu_svm *svm) { - unsigned long dr6; + unsigned long dr6 = svm->vmcb->save.dr6; + + /* Always catch it and pass it to userspace if debugging. */ + if (svm->vcpu.guest_debug & + (KVM_GUESTDBG_SINGLESTEP | KVM_GUESTDBG_USE_HW_BP)) + return NESTED_EXIT_HOST; /* if we're not singlestepping, it's not ours */ if (!svm->nmi_singlestep) - return NESTED_EXIT_DONE; + goto reflected_db; /* if it's not a singlestep exception, it's not ours */ - if (kvm_get_dr(&svm->vcpu, 6, &dr6)) - return NESTED_EXIT_DONE; if (!(dr6 & DR6_BS)) - return NESTED_EXIT_DONE; + goto reflected_db; /* if the guest is singlestepping, it should get the vmexit */ if (svm->nmi_singlestep_guest_rflags & X86_EFLAGS_TF) { disable_nmi_singlestep(svm); - return NESTED_EXIT_DONE; + goto reflected_db; } /* it's ours, the nested hypervisor must not see this one */ return NESTED_EXIT_HOST; + +reflected_db: + /* + * Synchronize guest DR6 here just like in kvm_deliver_exception_payload; + * it will be moved into the nested VMCB by nested_svm_vmexit. Once + * exceptions will be moved to svm_check_nested_events, all this stuff + * will just go away and we could just return NESTED_EXIT_HOST + * unconditionally. db_interception will queue the exception, which + * will be processed by svm_check_nested_events if a nested vmexit is + * required, and we will just use kvm_deliver_exception_payload to copy + * the payload to DR6 before vmexit. + */ + WARN_ON(svm->vcpu.arch.switch_db_regs & KVM_DEBUGREG_WONT_EXIT); + svm->vcpu.arch.dr6 &= ~(DR_TRAP_BITS | DR6_RTM); + svm->vcpu.arch.dr6 |= dr6 & ~DR6_FIXED_1; + return NESTED_EXIT_DONE; } static int nested_svm_intercept_ioio(struct vcpu_svm *svm) @@ -682,6 +702,9 @@ static int nested_svm_intercept(struct vcpu_svm *svm) if (svm->nested.intercept_exceptions & excp_bits) { if (exit_code == SVM_EXIT_EXCP_BASE + DB_VECTOR) vmexit = nested_svm_intercept_db(svm); + else if (exit_code == SVM_EXIT_EXCP_BASE + BP_VECTOR && + svm->vcpu.guest_debug & KVM_GUESTDBG_USE_SW_BP) + vmexit = NESTED_EXIT_HOST; else vmexit = NESTED_EXIT_DONE; } diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 38f6aeefeb55..a862c768fd54 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1672,17 +1672,14 @@ static void new_asid(struct vcpu_svm *svm, struct svm_cpu_data *sd) mark_dirty(svm->vmcb, VMCB_ASID); } -static u64 svm_get_dr6(struct kvm_vcpu *vcpu) +static void svm_set_dr6(struct vcpu_svm *svm, unsigned long value) { - return to_svm(vcpu)->vmcb->save.dr6; -} - -static void svm_set_dr6(struct kvm_vcpu *vcpu, unsigned long value) -{ - struct vcpu_svm *svm = to_svm(vcpu); + struct vmcb *vmcb = svm->vmcb; - svm->vmcb->save.dr6 = value; - mark_dirty(svm->vmcb, VMCB_DR); + if (unlikely(value != vmcb->save.dr6)) { + vmcb->save.dr6 = value; + mark_dirty(vmcb, VMCB_DR); + } } static void svm_sync_dirty_debug_regs(struct kvm_vcpu *vcpu) @@ -1693,9 +1690,12 @@ static void svm_sync_dirty_debug_regs(struct kvm_vcpu *vcpu) get_debugreg(vcpu->arch.db[1], 1); get_debugreg(vcpu->arch.db[2], 2); get_debugreg(vcpu->arch.db[3], 3); - vcpu->arch.dr6 = svm_get_dr6(vcpu); + /* + * We cannot reset svm->vmcb->save.dr6 to DR6_FIXED_1|DR6_RTM here, + * because db_interception might need it. We can do it before vmentry. + */ + vcpu->arch.dr6 = svm->vmcb->save.dr6; vcpu->arch.dr7 = svm->vmcb->save.dr7; - vcpu->arch.switch_db_regs &= ~KVM_DEBUGREG_WONT_EXIT; set_dr_intercepts(svm); } @@ -1739,7 +1739,8 @@ static int db_interception(struct vcpu_svm *svm) if (!(svm->vcpu.guest_debug & (KVM_GUESTDBG_SINGLESTEP | KVM_GUESTDBG_USE_HW_BP)) && !svm->nmi_singlestep) { - kvm_queue_exception(&svm->vcpu, DB_VECTOR); + u32 payload = (svm->vmcb->save.dr6 ^ DR6_RTM) & ~DR6_FIXED_1; + kvm_queue_exception_p(&svm->vcpu, DB_VECTOR, payload); return 1; } @@ -3317,6 +3318,15 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu) svm->vmcb->save.cr2 = vcpu->arch.cr2; + /* + * Run with all-zero DR6 unless needed, so that we can get the exact cause + * of a #DB. + */ + if (unlikely(svm->vcpu.arch.switch_db_regs & KVM_DEBUGREG_WONT_EXIT)) + svm_set_dr6(svm, vcpu->arch.dr6); + else + svm_set_dr6(svm, DR6_FIXED_1 | DR6_RTM); + clgi(); kvm_load_guest_xsave_state(vcpu); @@ -3931,8 +3941,6 @@ static struct kvm_x86_ops svm_x86_ops __initdata = { .set_idt = svm_set_idt, .get_gdt = svm_get_gdt, .set_gdt = svm_set_gdt, - .get_dr6 = svm_get_dr6, - .set_dr6 = svm_set_dr6, .set_dr7 = svm_set_dr7, .sync_dirty_debug_regs = svm_sync_dirty_debug_regs, .cache_reg = svm_cache_reg, diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index c2c6335a998c..89c766fad889 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -1372,7 +1372,6 @@ void vmx_vcpu_load(struct kvm_vcpu *vcpu, int cpu) vmx_vcpu_pi_load(vcpu, cpu); - vmx->host_pkru = read_pkru(); vmx->host_debugctlmsr = get_debugctlmsr(); } @@ -4677,15 +4676,13 @@ static int handle_exception_nmi(struct kvm_vcpu *vcpu) dr6 = vmcs_readl(EXIT_QUALIFICATION); if (!(vcpu->guest_debug & (KVM_GUESTDBG_SINGLESTEP | KVM_GUESTDBG_USE_HW_BP))) { - vcpu->arch.dr6 &= ~DR_TRAP_BITS; - vcpu->arch.dr6 |= dr6 | DR6_RTM; if (is_icebp(intr_info)) WARN_ON(!skip_emulated_instruction(vcpu)); - kvm_queue_exception(vcpu, DB_VECTOR); + kvm_queue_exception_p(vcpu, DB_VECTOR, dr6); return 1; } - kvm_run->debug.arch.dr6 = dr6 | DR6_FIXED_1; + kvm_run->debug.arch.dr6 = dr6 | DR6_FIXED_1 | DR6_RTM; kvm_run->debug.arch.dr7 = vmcs_readl(GUEST_DR7); /* fall through */ case BP_VECTOR: @@ -4929,16 +4926,14 @@ static int handle_dr(struct kvm_vcpu *vcpu) * guest debugging itself. */ if (vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP) { - vcpu->run->debug.arch.dr6 = vcpu->arch.dr6; + vcpu->run->debug.arch.dr6 = DR6_BD | DR6_RTM | DR6_FIXED_1; vcpu->run->debug.arch.dr7 = dr7; vcpu->run->debug.arch.pc = kvm_get_linear_rip(vcpu); vcpu->run->debug.arch.exception = DB_VECTOR; vcpu->run->exit_reason = KVM_EXIT_DEBUG; return 0; } else { - vcpu->arch.dr6 &= ~DR_TRAP_BITS; - vcpu->arch.dr6 |= DR6_BD | DR6_RTM; - kvm_queue_exception(vcpu, DB_VECTOR); + kvm_queue_exception_p(vcpu, DB_VECTOR, DR6_BD); return 1; } } @@ -4969,15 +4964,6 @@ static int handle_dr(struct kvm_vcpu *vcpu) return kvm_skip_emulated_instruction(vcpu); } -static u64 vmx_get_dr6(struct kvm_vcpu *vcpu) -{ - return vcpu->arch.dr6; -} - -static void vmx_set_dr6(struct kvm_vcpu *vcpu, unsigned long val) -{ -} - static void vmx_sync_dirty_debug_regs(struct kvm_vcpu *vcpu) { get_debugreg(vcpu->arch.db[0], 0); @@ -6577,11 +6563,6 @@ static void vmx_vcpu_run(struct kvm_vcpu *vcpu) kvm_load_guest_xsave_state(vcpu); - if (static_cpu_has(X86_FEATURE_PKU) && - kvm_read_cr4_bits(vcpu, X86_CR4_PKE) && - vcpu->arch.pkru != vmx->host_pkru) - __write_pkru(vcpu->arch.pkru); - pt_guest_enter(vmx); if (vcpu_to_pmu(vcpu)->version) @@ -6671,18 +6652,6 @@ static void vmx_vcpu_run(struct kvm_vcpu *vcpu) pt_guest_exit(vmx); - /* - * eager fpu is enabled if PKEY is supported and CR4 is switched - * back on host, so it is safe to read guest PKRU from current - * XSAVE. - */ - if (static_cpu_has(X86_FEATURE_PKU) && - kvm_read_cr4_bits(vcpu, X86_CR4_PKE)) { - vcpu->arch.pkru = rdpkru(); - if (vcpu->arch.pkru != vmx->host_pkru) - __write_pkru(vmx->host_pkru); - } - kvm_load_host_xsave_state(vcpu); vmx->nested.nested_run_pending = 0; @@ -7740,8 +7709,6 @@ static struct kvm_x86_ops vmx_x86_ops __initdata = { .set_idt = vmx_set_idt, .get_gdt = vmx_get_gdt, .set_gdt = vmx_set_gdt, - .get_dr6 = vmx_get_dr6, - .set_dr6 = vmx_set_dr6, .set_dr7 = vmx_set_dr7, .sync_dirty_debug_regs = vmx_sync_dirty_debug_regs, .cache_reg = vmx_cache_reg, diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index d786c7d27ce5..c17e6eb9ad43 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -572,11 +572,12 @@ void kvm_requeue_exception(struct kvm_vcpu *vcpu, unsigned nr) } EXPORT_SYMBOL_GPL(kvm_requeue_exception); -static void kvm_queue_exception_p(struct kvm_vcpu *vcpu, unsigned nr, - unsigned long payload) +void kvm_queue_exception_p(struct kvm_vcpu *vcpu, unsigned nr, + unsigned long payload) { kvm_multiple_exception(vcpu, nr, false, 0, true, payload, false); } +EXPORT_SYMBOL_GPL(kvm_queue_exception_p); static void kvm_queue_exception_e_p(struct kvm_vcpu *vcpu, unsigned nr, u32 error_code, unsigned long payload) @@ -836,11 +837,25 @@ void kvm_load_guest_xsave_state(struct kvm_vcpu *vcpu) vcpu->arch.ia32_xss != host_xss) wrmsrl(MSR_IA32_XSS, vcpu->arch.ia32_xss); } + + if (static_cpu_has(X86_FEATURE_PKU) && + (kvm_read_cr4_bits(vcpu, X86_CR4_PKE) || + (vcpu->arch.xcr0 & XFEATURE_MASK_PKRU)) && + vcpu->arch.pkru != vcpu->arch.host_pkru) + __write_pkru(vcpu->arch.pkru); } EXPORT_SYMBOL_GPL(kvm_load_guest_xsave_state); void kvm_load_host_xsave_state(struct kvm_vcpu *vcpu) { + if (static_cpu_has(X86_FEATURE_PKU) && + (kvm_read_cr4_bits(vcpu, X86_CR4_PKE) || + (vcpu->arch.xcr0 & XFEATURE_MASK_PKRU))) { + vcpu->arch.pkru = rdpkru(); + if (vcpu->arch.pkru != vcpu->arch.host_pkru) + __write_pkru(vcpu->arch.host_pkru); + } + if (kvm_read_cr4_bits(vcpu, X86_CR4_OSXSAVE)) { if (vcpu->arch.xcr0 != host_xcr0) @@ -1045,12 +1060,6 @@ static void kvm_update_dr0123(struct kvm_vcpu *vcpu) } } -static void kvm_update_dr6(struct kvm_vcpu *vcpu) -{ - if (!(vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP)) - kvm_x86_ops.set_dr6(vcpu, vcpu->arch.dr6); -} - static void kvm_update_dr7(struct kvm_vcpu *vcpu) { unsigned long dr7; @@ -1090,7 +1099,6 @@ static int __kvm_set_dr(struct kvm_vcpu *vcpu, int dr, unsigned long val) if (val & 0xffffffff00000000ULL) return -1; /* #GP */ vcpu->arch.dr6 = (val & DR6_VOLATILE) | kvm_dr6_fixed(vcpu); - kvm_update_dr6(vcpu); break; case 5: /* fall through */ @@ -1126,10 +1134,7 @@ int kvm_get_dr(struct kvm_vcpu *vcpu, int dr, unsigned long *val) case 4: /* fall through */ case 6: - if (vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP) - *val = vcpu->arch.dr6; - else - *val = kvm_x86_ops.get_dr6(vcpu); + *val = vcpu->arch.dr6; break; case 5: /* fall through */ @@ -3558,6 +3563,9 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu) kvm_x86_ops.vcpu_load(vcpu, cpu); + /* Save host pkru register if supported */ + vcpu->arch.host_pkru = read_pkru(); + /* Apply any externally detected TSC adjustments (due to suspend) */ if (unlikely(vcpu->arch.tsc_offset_adjustment)) { adjust_tsc_offset_host(vcpu, vcpu->arch.tsc_offset_adjustment); @@ -3751,7 +3759,7 @@ static int kvm_vcpu_ioctl_x86_setup_mce(struct kvm_vcpu *vcpu, unsigned bank_num = mcg_cap & 0xff, bank; r = -EINVAL; - if (!bank_num || bank_num >= KVM_MAX_MCE_BANKS) + if (!bank_num || bank_num > KVM_MAX_MCE_BANKS) goto out; if (mcg_cap & ~(kvm_mce_cap_supported | 0xff | 0xff0000)) goto out; @@ -4009,7 +4017,6 @@ static int kvm_vcpu_ioctl_x86_set_debugregs(struct kvm_vcpu *vcpu, memcpy(vcpu->arch.db, dbgregs->db, sizeof(vcpu->arch.db)); kvm_update_dr0123(vcpu); vcpu->arch.dr6 = dbgregs->dr6; - kvm_update_dr6(vcpu); vcpu->arch.dr7 = dbgregs->dr7; kvm_update_dr7(vcpu); @@ -6659,7 +6666,7 @@ static int kvm_vcpu_do_singlestep(struct kvm_vcpu *vcpu) if (vcpu->guest_debug & KVM_GUESTDBG_SINGLESTEP) { kvm_run->debug.arch.dr6 = DR6_BS | DR6_FIXED_1 | DR6_RTM; - kvm_run->debug.arch.pc = vcpu->arch.singlestep_rip; + kvm_run->debug.arch.pc = kvm_get_linear_rip(vcpu); kvm_run->debug.arch.exception = DB_VECTOR; kvm_run->exit_reason = KVM_EXIT_DEBUG; return 0; @@ -6719,9 +6726,7 @@ static bool kvm_vcpu_check_breakpoint(struct kvm_vcpu *vcpu, int *r) vcpu->arch.db); if (dr6 != 0) { - vcpu->arch.dr6 &= ~DR_TRAP_BITS; - vcpu->arch.dr6 |= dr6 | DR6_RTM; - kvm_queue_exception(vcpu, DB_VECTOR); + kvm_queue_exception_p(vcpu, DB_VECTOR, dr6); *r = 1; return true; } @@ -8042,7 +8047,7 @@ void kvm_make_scan_ioapic_request_mask(struct kvm *kvm, zalloc_cpumask_var(&cpus, GFP_ATOMIC); kvm_make_vcpus_request_mask(kvm, KVM_REQ_SCAN_IOAPIC, - vcpu_bitmap, cpus); + NULL, vcpu_bitmap, cpus); free_cpumask_var(cpus); } @@ -8072,6 +8077,7 @@ EXPORT_SYMBOL_GPL(kvm_vcpu_update_apicv); */ void kvm_request_apicv_update(struct kvm *kvm, bool activate, ulong bit) { + struct kvm_vcpu *except; unsigned long old, new, expected; if (!kvm_x86_ops.check_apicv_inhibit_reasons || @@ -8096,7 +8102,17 @@ void kvm_request_apicv_update(struct kvm *kvm, bool activate, ulong bit) trace_kvm_apicv_update_request(activate, bit); if (kvm_x86_ops.pre_update_apicv_exec_ctrl) kvm_x86_ops.pre_update_apicv_exec_ctrl(kvm, activate); - kvm_make_all_cpus_request(kvm, KVM_REQ_APICV_UPDATE); + + /* + * Sending request to update APICV for all other vcpus, + * while update the calling vcpu immediately instead of + * waiting for another #VMEXIT to handle the request. + */ + except = kvm_get_running_vcpu(); + kvm_make_all_cpus_request_except(kvm, KVM_REQ_APICV_UPDATE, + except); + if (except) + kvm_vcpu_update_apicv(except); } EXPORT_SYMBOL_GPL(kvm_request_apicv_update); @@ -8420,7 +8436,6 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) WARN_ON(vcpu->guest_debug & KVM_GUESTDBG_USE_HW_BP); kvm_x86_ops.sync_dirty_debug_regs(vcpu); kvm_update_dr0123(vcpu); - kvm_update_dr6(vcpu); kvm_update_dr7(vcpu); vcpu->arch.switch_db_regs &= ~KVM_DEBUGREG_RELOAD; } @@ -9481,7 +9496,6 @@ void kvm_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) memset(vcpu->arch.db, 0, sizeof(vcpu->arch.db)); kvm_update_dr0123(vcpu); vcpu->arch.dr6 = DR6_INIT; - kvm_update_dr6(vcpu); vcpu->arch.dr7 = DR7_FIXED_1; kvm_update_dr7(vcpu); diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 3b289c2f75cd..8b5f73f5e207 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -54,6 +54,7 @@ #include <asm/init.h> #include <asm/uv/uv.h> #include <asm/setup.h> +#include <asm/ftrace.h> #include "mm_internal.h" @@ -1291,6 +1292,8 @@ void mark_rodata_ro(void) all_end = roundup((unsigned long)_brk_end, PMD_SIZE); set_memory_nx(text_end, (all_end - text_end) >> PAGE_SHIFT); + set_ftrace_ops_ro(); + #ifdef CONFIG_CPA_DEBUG printk(KERN_INFO "Testing CPA: undo %lx-%lx\n", start, end); set_memory_rw(start, (end-start) >> PAGE_SHIFT); diff --git a/arch/x86/mm/mmio-mod.c b/arch/x86/mm/mmio-mod.c index 109325d77b3e..43fd19b3f118 100644 --- a/arch/x86/mm/mmio-mod.c +++ b/arch/x86/mm/mmio-mod.c @@ -372,7 +372,7 @@ static void enter_uniprocessor(void) int cpu; int err; - if (downed_cpus == NULL && + if (!cpumask_available(downed_cpus) && !alloc_cpumask_var(&downed_cpus, GFP_KERNEL)) { pr_notice("Failed to allocate mask\n"); goto out; @@ -402,7 +402,7 @@ static void leave_uniprocessor(void) int cpu; int err; - if (downed_cpus == NULL || cpumask_weight(downed_cpus) == 0) + if (!cpumask_available(downed_cpus) || cpumask_weight(downed_cpus) == 0) return; pr_notice("Re-enabling CPUs...\n"); for_each_cpu(cpu, downed_cpus) { diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c index 8fb8a50a28b4..f2adb63b2d7c 100644 --- a/arch/x86/xen/smp_pv.c +++ b/arch/x86/xen/smp_pv.c @@ -93,6 +93,7 @@ asmlinkage __visible void cpu_bringup_and_idle(void) cpu_bringup(); boot_init_stack_canary(); cpu_startup_entry(CPUHP_AP_ONLINE_IDLE); + prevent_tail_call_optimization(); } void xen_smp_intr_free_pv(unsigned int cpu) diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index b4c0152e92aa..1af2125e17d5 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -1994,23 +1994,35 @@ void acpi_ec_set_gpe_wake_mask(u8 action) acpi_set_gpe_wake_mask(NULL, first_ec->gpe, action); } -bool acpi_ec_other_gpes_active(void) -{ - return acpi_any_gpe_status_set(first_ec ? first_ec->gpe : U32_MAX); -} - bool acpi_ec_dispatch_gpe(void) { u32 ret; if (!first_ec) + return acpi_any_gpe_status_set(U32_MAX); + + /* + * Report wakeup if the status bit is set for any enabled GPE other + * than the EC one. + */ + if (acpi_any_gpe_status_set(first_ec->gpe)) + return true; + + if (ec_no_wakeup) return false; + /* + * Dispatch the EC GPE in-band, but do not report wakeup in any case + * to allow the caller to process events properly after that. + */ ret = acpi_dispatch_gpe(NULL, first_ec->gpe); if (ret == ACPI_INTERRUPT_HANDLED) { pm_pr_dbg("EC GPE dispatched\n"); - return true; + + /* Flush the event and query workqueues. */ + acpi_ec_flush_work(); } + return false; } #endif /* CONFIG_PM_SLEEP */ diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index e387517d3354..43411a7457cd 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -202,7 +202,6 @@ void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit); #ifdef CONFIG_PM_SLEEP void acpi_ec_flush_work(void); -bool acpi_ec_other_gpes_active(void); bool acpi_ec_dispatch_gpe(void); #endif diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 4edc8a3ce40f..fd9d4e8318e9 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -980,13 +980,6 @@ static int acpi_s2idle_prepare_late(void) return 0; } -static void acpi_s2idle_sync(void) -{ - /* The EC driver uses special workqueues that need to be flushed. */ - acpi_ec_flush_work(); - acpi_os_wait_events_complete(); /* synchronize Notify handling */ -} - static bool acpi_s2idle_wake(void) { if (!acpi_sci_irq_valid()) @@ -1013,22 +1006,12 @@ static bool acpi_s2idle_wake(void) if (acpi_check_wakeup_handlers()) return true; - /* - * If the status bit is set for any enabled GPE other than the - * EC one, the wakeup is regarded as a genuine one. - */ - if (acpi_ec_other_gpes_active()) + /* Check non-EC GPE wakeups and dispatch the EC GPE. */ + if (acpi_ec_dispatch_gpe()) return true; /* - * If the EC GPE status bit has not been set, the wakeup is - * regarded as a spurious one. - */ - if (!acpi_ec_dispatch_gpe()) - return false; - - /* - * Cancel the wakeup and process all pending events in case + * Cancel the SCI wakeup and process all pending events in case * there are any wakeup ones in there. * * Note that if any non-EC GPEs are active at this point, the @@ -1036,8 +1019,7 @@ static bool acpi_s2idle_wake(void) * should be missed by canceling the wakeup here. */ pm_system_cancel_wakeup(); - - acpi_s2idle_sync(); + acpi_os_wait_events_complete(); /* * The SCI is in the "suspended" state now and it cannot produce @@ -1070,7 +1052,8 @@ static void acpi_s2idle_restore(void) * of GPEs. */ acpi_os_wait_events_complete(); /* synchronize GPE processing */ - acpi_s2idle_sync(); + acpi_ec_flush_work(); /* flush the EC driver's workqueues */ + acpi_os_wait_events_complete(); /* synchronize Notify handling */ s2idle_wakeup = false; diff --git a/drivers/base/core.c b/drivers/base/core.c index 073045cb214e..0cad34f1eede 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -365,6 +365,7 @@ struct device_link *device_link_add(struct device *consumer, link->flags |= DL_FLAG_STATELESS; goto reorder; } else { + link->flags |= DL_FLAG_STATELESS; goto out; } } @@ -433,12 +434,16 @@ struct device_link *device_link_add(struct device *consumer, flags & DL_FLAG_PM_RUNTIME) pm_runtime_resume(supplier); + list_add_tail_rcu(&link->s_node, &supplier->links.consumers); + list_add_tail_rcu(&link->c_node, &consumer->links.suppliers); + if (flags & DL_FLAG_SYNC_STATE_ONLY) { dev_dbg(consumer, "Linked as a sync state only consumer to %s\n", dev_name(supplier)); goto out; } + reorder: /* * Move the consumer and all of the devices depending on it to the end @@ -449,12 +454,9 @@ reorder: */ device_reorder_to_tail(consumer, NULL); - list_add_tail_rcu(&link->s_node, &supplier->links.consumers); - list_add_tail_rcu(&link->c_node, &consumer->links.suppliers); - dev_dbg(consumer, "Linked as a consumer to %s\n", dev_name(supplier)); - out: +out: device_pm_unlock(); device_links_write_unlock(); @@ -829,6 +831,13 @@ static void __device_links_supplier_defer_sync(struct device *sup) list_add_tail(&sup->links.defer_sync, &deferred_sync); } +static void device_link_drop_managed(struct device_link *link) +{ + link->flags &= ~DL_FLAG_MANAGED; + WRITE_ONCE(link->status, DL_STATE_NONE); + kref_put(&link->kref, __device_link_del); +} + /** * device_links_driver_bound - Update device links after probing its driver. * @dev: Device to update the links for. @@ -842,7 +851,7 @@ static void __device_links_supplier_defer_sync(struct device *sup) */ void device_links_driver_bound(struct device *dev) { - struct device_link *link; + struct device_link *link, *ln; LIST_HEAD(sync_list); /* @@ -882,18 +891,35 @@ void device_links_driver_bound(struct device *dev) else __device_links_queue_sync_state(dev, &sync_list); - list_for_each_entry(link, &dev->links.suppliers, c_node) { + list_for_each_entry_safe(link, ln, &dev->links.suppliers, c_node) { + struct device *supplier; + if (!(link->flags & DL_FLAG_MANAGED)) continue; - WARN_ON(link->status != DL_STATE_CONSUMER_PROBE); - WRITE_ONCE(link->status, DL_STATE_ACTIVE); + supplier = link->supplier; + if (link->flags & DL_FLAG_SYNC_STATE_ONLY) { + /* + * When DL_FLAG_SYNC_STATE_ONLY is set, it means no + * other DL_MANAGED_LINK_FLAGS have been set. So, it's + * save to drop the managed link completely. + */ + device_link_drop_managed(link); + } else { + WARN_ON(link->status != DL_STATE_CONSUMER_PROBE); + WRITE_ONCE(link->status, DL_STATE_ACTIVE); + } + /* + * This needs to be done even for the deleted + * DL_FLAG_SYNC_STATE_ONLY device link in case it was the last + * device link that was preventing the supplier from getting a + * sync_state() call. + */ if (defer_sync_state_count) - __device_links_supplier_defer_sync(link->supplier); + __device_links_supplier_defer_sync(supplier); else - __device_links_queue_sync_state(link->supplier, - &sync_list); + __device_links_queue_sync_state(supplier, &sync_list); } dev->links.status = DL_DEV_DRIVER_BOUND; @@ -903,13 +929,6 @@ void device_links_driver_bound(struct device *dev) device_links_flush_sync_list(&sync_list, dev); } -static void device_link_drop_managed(struct device_link *link) -{ - link->flags &= ~DL_FLAG_MANAGED; - WRITE_ONCE(link->status, DL_STATE_NONE); - kref_put(&link->kref, __device_link_del); -} - /** * __device_links_no_driver - Update links of a device without a driver. * @dev: Device without a drvier. diff --git a/drivers/block/null_blk_main.c b/drivers/block/null_blk_main.c index 8efd8778e209..ce9e33603a4d 100644 --- a/drivers/block/null_blk_main.c +++ b/drivers/block/null_blk_main.c @@ -1535,6 +1535,13 @@ static void null_config_discard(struct nullb *nullb) { if (nullb->dev->discard == false) return; + + if (nullb->dev->zoned) { + nullb->dev->discard = false; + pr_info("discard option is ignored in zoned mode\n"); + return; + } + nullb->q->limits.discard_granularity = nullb->dev->blocksize; nullb->q->limits.discard_alignment = nullb->dev->blocksize; blk_queue_max_discard_sectors(nullb->q, UINT_MAX >> 9); diff --git a/drivers/block/null_blk_zoned.c b/drivers/block/null_blk_zoned.c index 9e4bcdad1a80..ed5458f2d367 100644 --- a/drivers/block/null_blk_zoned.c +++ b/drivers/block/null_blk_zoned.c @@ -23,6 +23,10 @@ int null_init_zoned_dev(struct nullb_device *dev, struct request_queue *q) pr_err("zone_size must be power-of-two\n"); return -EINVAL; } + if (dev->zone_size > dev->size) { + pr_err("Zone size larger than device capacity\n"); + return -EINVAL; + } dev->zone_size_sects = dev->zone_size << ZONE_SIZE_SHIFT; dev->nr_zones = dev_size >> diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c index eb2ab058a01d..1f8c82603179 100644 --- a/drivers/bus/mhi/core/init.c +++ b/drivers/bus/mhi/core/init.c @@ -291,6 +291,7 @@ int mhi_init_dev_ctxt(struct mhi_controller *mhi_cntrl) } /* Setup cmd context */ + ret = -ENOMEM; mhi_ctxt->cmd_ctxt = mhi_alloc_coherent(mhi_cntrl, sizeof(*mhi_ctxt->cmd_ctxt) * NR_OF_CMD_RINGS, @@ -1100,6 +1101,7 @@ static int mhi_driver_probe(struct device *dev) } } + ret = -EINVAL; if (dl_chan) { /* * If channel supports LPM notifications then status_cb should diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c index b7145f370d3b..2704470e021d 100644 --- a/drivers/char/ipmi/ipmi_ssif.c +++ b/drivers/char/ipmi/ipmi_ssif.c @@ -1947,8 +1947,8 @@ static int ssif_adapter_handler(struct device *adev, void *opaque) if (adev->type != &i2c_adapter_type) return 0; - addr_info->added_client = i2c_new_device(to_i2c_adapter(adev), - &addr_info->binfo); + addr_info->added_client = i2c_new_client_device(to_i2c_adapter(adev), + &addr_info->binfo); if (!addr_info->adapter_name) return 1; /* Only try the first I2C adapter by default. */ diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index 39c59f063aa0..2dfb30b963c4 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -3519,6 +3519,9 @@ static int __clk_core_init(struct clk_core *core) out: clk_pm_runtime_put(core); unlock: + if (ret) + hlist_del_init(&core->child_node); + clk_prepare_unlock(); if (!ret) diff --git a/drivers/clk/rockchip/clk-rk3228.c b/drivers/clk/rockchip/clk-rk3228.c index d17cfb7a3ff4..d7243c09cc84 100644 --- a/drivers/clk/rockchip/clk-rk3228.c +++ b/drivers/clk/rockchip/clk-rk3228.c @@ -156,8 +156,6 @@ PNAME(mux_i2s_out_p) = { "i2s1_pre", "xin12m" }; PNAME(mux_i2s2_p) = { "i2s2_src", "i2s2_frac", "xin12m" }; PNAME(mux_sclk_spdif_p) = { "sclk_spdif_src", "spdif_frac", "xin12m" }; -PNAME(mux_aclk_gpu_pre_p) = { "cpll_gpu", "gpll_gpu", "hdmiphy_gpu", "usb480m_gpu" }; - PNAME(mux_uart0_p) = { "uart0_src", "uart0_frac", "xin24m" }; PNAME(mux_uart1_p) = { "uart1_src", "uart1_frac", "xin24m" }; PNAME(mux_uart2_p) = { "uart2_src", "uart2_frac", "xin24m" }; @@ -468,16 +466,9 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { RK2928_CLKSEL_CON(24), 6, 10, DFLAGS, RK2928_CLKGATE_CON(2), 8, GFLAGS), - GATE(0, "cpll_gpu", "cpll", 0, - RK2928_CLKGATE_CON(3), 13, GFLAGS), - GATE(0, "gpll_gpu", "gpll", 0, - RK2928_CLKGATE_CON(3), 13, GFLAGS), - GATE(0, "hdmiphy_gpu", "hdmiphy", 0, - RK2928_CLKGATE_CON(3), 13, GFLAGS), - GATE(0, "usb480m_gpu", "usb480m", 0, + COMPOSITE(0, "aclk_gpu_pre", mux_pll_src_4plls_p, 0, + RK2928_CLKSEL_CON(34), 5, 2, MFLAGS, 0, 5, DFLAGS, RK2928_CLKGATE_CON(3), 13, GFLAGS), - COMPOSITE_NOGATE(0, "aclk_gpu_pre", mux_aclk_gpu_pre_p, 0, - RK2928_CLKSEL_CON(34), 5, 2, MFLAGS, 0, 5, DFLAGS), COMPOSITE(SCLK_SPI0, "sclk_spi0", mux_pll_src_2plls_p, 0, RK2928_CLKSEL_CON(25), 8, 1, MFLAGS, 0, 7, DFLAGS, @@ -582,8 +573,8 @@ static struct rockchip_clk_branch rk3228_clk_branches[] __initdata = { GATE(0, "pclk_peri_noc", "pclk_peri", CLK_IGNORE_UNUSED, RK2928_CLKGATE_CON(12), 2, GFLAGS), /* PD_GPU */ - GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_pre", 0, RK2928_CLKGATE_CON(13), 14, GFLAGS), - GATE(0, "aclk_gpu_noc", "aclk_gpu_pre", 0, RK2928_CLKGATE_CON(13), 15, GFLAGS), + GATE(ACLK_GPU, "aclk_gpu", "aclk_gpu_pre", 0, RK2928_CLKGATE_CON(7), 14, GFLAGS), + GATE(0, "aclk_gpu_noc", "aclk_gpu_pre", 0, RK2928_CLKGATE_CON(7), 15, GFLAGS), /* PD_BUS */ GATE(0, "sclk_initmem_mbist", "aclk_cpu", 0, RK2928_CLKGATE_CON(8), 1, GFLAGS), diff --git a/drivers/clk/tegra/clk-tegra124.c b/drivers/clk/tegra/clk-tegra124.c index 64e229ddf2a5..e931319dcc9d 100644 --- a/drivers/clk/tegra/clk-tegra124.c +++ b/drivers/clk/tegra/clk-tegra124.c @@ -1292,7 +1292,7 @@ static struct tegra_clk_init_table common_init_table[] __initdata = { { TEGRA124_CLK_UARTB, TEGRA124_CLK_PLL_P, 408000000, 0 }, { TEGRA124_CLK_UARTC, TEGRA124_CLK_PLL_P, 408000000, 0 }, { TEGRA124_CLK_UARTD, TEGRA124_CLK_PLL_P, 408000000, 0 }, - { TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 564480000, 0 }, + { TEGRA124_CLK_PLL_A, TEGRA124_CLK_CLK_MAX, 282240000, 0 }, { TEGRA124_CLK_PLL_A_OUT0, TEGRA124_CLK_CLK_MAX, 11289600, 0 }, { TEGRA124_CLK_I2S0, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 }, { TEGRA124_CLK_I2S1, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0 }, diff --git a/drivers/clk/ti/clk-33xx.c b/drivers/clk/ti/clk-33xx.c index e001b9bcb6bf..7dc30dd6c8d5 100644 --- a/drivers/clk/ti/clk-33xx.c +++ b/drivers/clk/ti/clk-33xx.c @@ -212,7 +212,7 @@ static const struct omap_clkctrl_reg_data am3_mpu_clkctrl_regs[] __initconst = { }; static const struct omap_clkctrl_reg_data am3_l4_rtc_clkctrl_regs[] __initconst = { - { AM3_L4_RTC_RTC_CLKCTRL, NULL, CLKF_SW_SUP, "clk_32768_ck" }, + { AM3_L4_RTC_RTC_CLKCTRL, NULL, CLKF_SW_SUP, "clk-24mhz-clkctrl:0000:0" }, { 0 }, }; diff --git a/drivers/clk/ti/clkctrl.c b/drivers/clk/ti/clkctrl.c index 062266034d84..864c484bde1b 100644 --- a/drivers/clk/ti/clkctrl.c +++ b/drivers/clk/ti/clkctrl.c @@ -255,24 +255,53 @@ static struct clk_hw *_ti_omap4_clkctrl_xlate(struct of_phandle_args *clkspec, return entry->clk; } +/* Get clkctrl clock base name based on clkctrl_name or dts node */ +static const char * __init clkctrl_get_clock_name(struct device_node *np, + const char *clkctrl_name, + int offset, int index, + bool legacy_naming) +{ + char *clock_name; + + /* l4per-clkctrl:1234:0 style naming based on clkctrl_name */ + if (clkctrl_name && !legacy_naming) { + clock_name = kasprintf(GFP_KERNEL, "%s-clkctrl:%04x:%d", + clkctrl_name, offset, index); + strreplace(clock_name, '_', '-'); + + return clock_name; + } + + /* l4per:1234:0 old style naming based on clkctrl_name */ + if (clkctrl_name) + return kasprintf(GFP_KERNEL, "%s_cm:clk:%04x:%d", + clkctrl_name, offset, index); + + /* l4per_cm:1234:0 old style naming based on parent node name */ + if (legacy_naming) + return kasprintf(GFP_KERNEL, "%pOFn:clk:%04x:%d", + np->parent, offset, index); + + /* l4per-clkctrl:1234:0 style naming based on node name */ + return kasprintf(GFP_KERNEL, "%pOFn:%04x:%d", np, offset, index); +} + static int __init _ti_clkctrl_clk_register(struct omap_clkctrl_provider *provider, struct device_node *node, struct clk_hw *clk_hw, u16 offset, u8 bit, const char * const *parents, - int num_parents, const struct clk_ops *ops) + int num_parents, const struct clk_ops *ops, + const char *clkctrl_name) { struct clk_init_data init = { NULL }; struct clk *clk; struct omap_clkctrl_clk *clkctrl_clk; int ret = 0; - if (ti_clk_get_features()->flags & TI_CLK_CLKCTRL_COMPAT) - init.name = kasprintf(GFP_KERNEL, "%pOFn:%pOFn:%04x:%d", - node->parent, node, offset, - bit); - else - init.name = kasprintf(GFP_KERNEL, "%pOFn:%04x:%d", node, - offset, bit); + init.name = clkctrl_get_clock_name(node, clkctrl_name, offset, bit, + ti_clk_get_features()->flags & + TI_CLK_CLKCTRL_COMPAT); + clkctrl_clk = kzalloc(sizeof(*clkctrl_clk), GFP_KERNEL); if (!init.name || !clkctrl_clk) { ret = -ENOMEM; @@ -309,7 +338,7 @@ static void __init _ti_clkctrl_setup_gate(struct omap_clkctrl_provider *provider, struct device_node *node, u16 offset, const struct omap_clkctrl_bit_data *data, - void __iomem *reg) + void __iomem *reg, const char *clkctrl_name) { struct clk_hw_omap *clk_hw; @@ -322,7 +351,7 @@ _ti_clkctrl_setup_gate(struct omap_clkctrl_provider *provider, if (_ti_clkctrl_clk_register(provider, node, &clk_hw->hw, offset, data->bit, data->parents, 1, - &omap_gate_clk_ops)) + &omap_gate_clk_ops, clkctrl_name)) kfree(clk_hw); } @@ -330,7 +359,7 @@ static void __init _ti_clkctrl_setup_mux(struct omap_clkctrl_provider *provider, struct device_node *node, u16 offset, const struct omap_clkctrl_bit_data *data, - void __iomem *reg) + void __iomem *reg, const char *clkctrl_name) { struct clk_omap_mux *mux; int num_parents = 0; @@ -357,7 +386,7 @@ _ti_clkctrl_setup_mux(struct omap_clkctrl_provider *provider, if (_ti_clkctrl_clk_register(provider, node, &mux->hw, offset, data->bit, data->parents, num_parents, - &ti_clk_mux_ops)) + &ti_clk_mux_ops, clkctrl_name)) kfree(mux); } @@ -365,7 +394,7 @@ static void __init _ti_clkctrl_setup_div(struct omap_clkctrl_provider *provider, struct device_node *node, u16 offset, const struct omap_clkctrl_bit_data *data, - void __iomem *reg) + void __iomem *reg, const char *clkctrl_name) { struct clk_omap_divider *div; const struct omap_clkctrl_div_data *div_data = data->data; @@ -393,7 +422,7 @@ _ti_clkctrl_setup_div(struct omap_clkctrl_provider *provider, if (_ti_clkctrl_clk_register(provider, node, &div->hw, offset, data->bit, data->parents, 1, - &ti_clk_divider_ops)) + &ti_clk_divider_ops, clkctrl_name)) kfree(div); } @@ -401,7 +430,7 @@ static void __init _ti_clkctrl_setup_subclks(struct omap_clkctrl_provider *provider, struct device_node *node, const struct omap_clkctrl_reg_data *data, - void __iomem *reg) + void __iomem *reg, const char *clkctrl_name) { const struct omap_clkctrl_bit_data *bits = data->bit_data; @@ -412,17 +441,17 @@ _ti_clkctrl_setup_subclks(struct omap_clkctrl_provider *provider, switch (bits->type) { case TI_CLK_GATE: _ti_clkctrl_setup_gate(provider, node, data->offset, - bits, reg); + bits, reg, clkctrl_name); break; case TI_CLK_DIVIDER: _ti_clkctrl_setup_div(provider, node, data->offset, - bits, reg); + bits, reg, clkctrl_name); break; case TI_CLK_MUX: _ti_clkctrl_setup_mux(provider, node, data->offset, - bits, reg); + bits, reg, clkctrl_name); break; default: @@ -461,42 +490,10 @@ static char * __init clkctrl_get_name(struct device_node *np) return name; } } - of_node_put(np); return NULL; } -/* Get clkctrl clock base name based on clkctrl_name or dts node */ -static const char * __init clkctrl_get_clock_name(struct device_node *np, - const char *clkctrl_name, - int offset, int index, - bool legacy_naming) -{ - char *clock_name; - - /* l4per-clkctrl:1234:0 style naming based on clkctrl_name */ - if (clkctrl_name && !legacy_naming) { - clock_name = kasprintf(GFP_KERNEL, "%s-clkctrl:%04x:%d", - clkctrl_name, offset, index); - strreplace(clock_name, '_', '-'); - - return clock_name; - } - - /* l4per:1234:0 old style naming based on clkctrl_name */ - if (clkctrl_name) - return kasprintf(GFP_KERNEL, "%s_cm:clk:%04x:%d", - clkctrl_name, offset, index); - - /* l4per_cm:1234:0 old style naming based on parent node name */ - if (legacy_naming) - return kasprintf(GFP_KERNEL, "%pOFn:clk:%04x:%d", - np->parent, offset, index); - - /* l4per-clkctrl:1234:0 style naming based on node name */ - return kasprintf(GFP_KERNEL, "%pOFn:%04x:%d", np, offset, index); -} - static void __init _ti_omap4_clkctrl_setup(struct device_node *node) { struct omap_clkctrl_provider *provider; @@ -664,7 +661,7 @@ clkdm_found: hw->enable_reg.ptr = provider->base + reg_data->offset; _ti_clkctrl_setup_subclks(provider, node, reg_data, - hw->enable_reg.ptr); + hw->enable_reg.ptr, clkctrl_name); if (reg_data->flags & CLKF_SW_SUP) hw->enable_bit = MODULEMODE_SWCTRL; diff --git a/drivers/clk/versatile/clk-impd1.c b/drivers/clk/versatile/clk-impd1.c index b05da8516d4c..f9f4babe3ca6 100644 --- a/drivers/clk/versatile/clk-impd1.c +++ b/drivers/clk/versatile/clk-impd1.c @@ -206,6 +206,7 @@ static int integrator_impd1_clk_spawn(struct device *dev, return -ENODEV; } + of_property_read_string(np, "clock-output-names", &name); parent_name = of_clk_get_parent_name(np, 0); clk = icst_clk_setup(NULL, desc, name, parent_name, map, ICST_INTEGRATOR_IM_PD1); diff --git a/drivers/dax/kmem.c b/drivers/dax/kmem.c index 3d0a7e702c94..1e678bdf5aed 100644 --- a/drivers/dax/kmem.c +++ b/drivers/dax/kmem.c @@ -22,6 +22,7 @@ int dev_dax_kmem_probe(struct device *dev) resource_size_t kmem_size; resource_size_t kmem_end; struct resource *new_res; + const char *new_res_name; int numa_node; int rc; @@ -48,11 +49,16 @@ int dev_dax_kmem_probe(struct device *dev) kmem_size &= ~(memory_block_size_bytes() - 1); kmem_end = kmem_start + kmem_size; - /* Region is permanently reserved. Hot-remove not yet implemented. */ - new_res = request_mem_region(kmem_start, kmem_size, dev_name(dev)); + new_res_name = kstrdup(dev_name(dev), GFP_KERNEL); + if (!new_res_name) + return -ENOMEM; + + /* Region is permanently reserved if hotremove fails. */ + new_res = request_mem_region(kmem_start, kmem_size, new_res_name); if (!new_res) { dev_warn(dev, "could not reserve region [%pa-%pa]\n", &kmem_start, &kmem_end); + kfree(new_res_name); return -EBUSY; } @@ -63,12 +69,12 @@ int dev_dax_kmem_probe(struct device *dev) * unknown to us that will break add_memory() below. */ new_res->flags = IORESOURCE_SYSTEM_RAM; - new_res->name = dev_name(dev); rc = add_memory(numa_node, new_res->start, resource_size(new_res)); if (rc) { release_resource(new_res); kfree(new_res); + kfree(new_res_name); return rc; } dev_dax->dax_kmem_res = new_res; @@ -83,6 +89,7 @@ static int dev_dax_kmem_remove(struct device *dev) struct resource *res = dev_dax->dax_kmem_res; resource_size_t kmem_start = res->start; resource_size_t kmem_size = resource_size(res); + const char *res_name = res->name; int rc; /* @@ -102,6 +109,7 @@ static int dev_dax_kmem_remove(struct device *dev) /* Release and free dax resources */ release_resource(res); kfree(res); + kfree(res_name); dev_dax->dax_kmem_res = NULL; return 0; diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index 364dd34799d4..0425984db118 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -1166,10 +1166,11 @@ static int dmatest_run_set(const char *val, const struct kernel_param *kp) mutex_unlock(&info->lock); return ret; } else if (dmatest_run) { - if (is_threaded_test_pending(info)) - start_threaded_tests(info); - else - pr_info("Could not start test, no channels configured\n"); + if (!is_threaded_test_pending(info)) { + pr_info("No channels configured, continue with any\n"); + add_threaded_test(info); + } + start_threaded_tests(info); } else { stop_threaded_test(info); } diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index f6f49f0f6fae..8d79a8787104 100644 --- a/drivers/dma/idxd/device.c +++ b/drivers/dma/idxd/device.c @@ -62,6 +62,13 @@ int idxd_unmask_msix_vector(struct idxd_device *idxd, int vec_id) perm.ignore = 0; iowrite32(perm.bits, idxd->reg_base + offset); + /* + * A readback from the device ensures that any previously generated + * completion record writes are visible to software based on PCI + * ordering rules. + */ + perm.bits = ioread32(idxd->reg_base + offset); + return 0; } diff --git a/drivers/dma/idxd/irq.c b/drivers/dma/idxd/irq.c index d6fcd2e60103..6510791b9921 100644 --- a/drivers/dma/idxd/irq.c +++ b/drivers/dma/idxd/irq.c @@ -173,6 +173,7 @@ static int irq_process_pending_llist(struct idxd_irq_entry *irq_entry, struct llist_node *head; int queued = 0; + *processed = 0; head = llist_del_all(&irq_entry->pending_llist); if (!head) return 0; @@ -197,6 +198,7 @@ static int irq_process_work_list(struct idxd_irq_entry *irq_entry, struct list_head *node, *next; int queued = 0; + *processed = 0; if (list_empty(&irq_entry->work_list)) return 0; @@ -218,10 +220,9 @@ static int irq_process_work_list(struct idxd_irq_entry *irq_entry, return queued; } -irqreturn_t idxd_wq_thread(int irq, void *data) +static int idxd_desc_process(struct idxd_irq_entry *irq_entry) { - struct idxd_irq_entry *irq_entry = data; - int rc, processed = 0, retry = 0; + int rc, processed, total = 0; /* * There are two lists we are processing. The pending_llist is where @@ -244,15 +245,26 @@ irqreturn_t idxd_wq_thread(int irq, void *data) */ do { rc = irq_process_work_list(irq_entry, &processed); - if (rc != 0) { - retry++; + total += processed; + if (rc != 0) continue; - } rc = irq_process_pending_llist(irq_entry, &processed); - } while (rc != 0 && retry != 10); + total += processed; + } while (rc != 0); + + return total; +} + +irqreturn_t idxd_wq_thread(int irq, void *data) +{ + struct idxd_irq_entry *irq_entry = data; + int processed; + processed = idxd_desc_process(irq_entry); idxd_unmask_msix_vector(irq_entry->idxd, irq_entry->id); + /* catch anything unprocessed after unmasking */ + processed += idxd_desc_process(irq_entry); if (processed == 0) return IRQ_NONE; diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c index c683051257fd..66ef70b00ec0 100644 --- a/drivers/dma/owl-dma.c +++ b/drivers/dma/owl-dma.c @@ -175,13 +175,11 @@ struct owl_dma_txd { * @id: physical index to this channel * @base: virtual memory base for the dma channel * @vchan: the virtual channel currently being served by this physical channel - * @lock: a lock to use when altering an instance of this struct */ struct owl_dma_pchan { u32 id; void __iomem *base; struct owl_dma_vchan *vchan; - spinlock_t lock; }; /** @@ -437,14 +435,14 @@ static struct owl_dma_pchan *owl_dma_get_pchan(struct owl_dma *od, for (i = 0; i < od->nr_pchans; i++) { pchan = &od->pchans[i]; - spin_lock_irqsave(&pchan->lock, flags); + spin_lock_irqsave(&od->lock, flags); if (!pchan->vchan) { pchan->vchan = vchan; - spin_unlock_irqrestore(&pchan->lock, flags); + spin_unlock_irqrestore(&od->lock, flags); break; } - spin_unlock_irqrestore(&pchan->lock, flags); + spin_unlock_irqrestore(&od->lock, flags); } return pchan; diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c index c4ce5dfb149b..db58d7e4f9fe 100644 --- a/drivers/dma/tegra210-adma.c +++ b/drivers/dma/tegra210-adma.c @@ -900,7 +900,7 @@ static int tegra_adma_probe(struct platform_device *pdev) ret = dma_async_device_register(&tdma->dma_dev); if (ret < 0) { dev_err(&pdev->dev, "ADMA registration failed: %d\n", ret); - goto irq_dispose; + goto rpm_put; } ret = of_dma_controller_register(pdev->dev.of_node, diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index a9c0251adf1a..a90e154b0ae0 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -2156,7 +2156,8 @@ udma_prep_slave_sg_tr(struct udma_chan *uc, struct scatterlist *sgl, d->residue += sg_dma_len(sgent); } - cppi5_tr_csf_set(&tr_req[tr_idx - 1].flags, CPPI5_TR_CSF_EOP); + cppi5_tr_csf_set(&tr_req[tr_idx - 1].flags, + CPPI5_TR_CSF_SUPR_EVT | CPPI5_TR_CSF_EOP); return d; } @@ -2733,7 +2734,8 @@ udma_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src, tr_req[1].dicnt3 = 1; } - cppi5_tr_csf_set(&tr_req[num_tr - 1].flags, CPPI5_TR_CSF_EOP); + cppi5_tr_csf_set(&tr_req[num_tr - 1].flags, + CPPI5_TR_CSF_SUPR_EVT | CPPI5_TR_CSF_EOP); if (uc->config.metadata_size) d->vd.tx.metadata_ops = &metadata_ops; diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c index d47749a35863..ff253696d183 100644 --- a/drivers/dma/xilinx/zynqmp_dma.c +++ b/drivers/dma/xilinx/zynqmp_dma.c @@ -434,6 +434,7 @@ static void zynqmp_dma_free_descriptor(struct zynqmp_dma_chan *chan, struct zynqmp_dma_desc_sw *child, *next; chan->desc_free_cnt++; + list_del(&sdesc->node); list_add_tail(&sdesc->node, &chan->free_list); list_for_each_entry_safe(child, next, &sdesc->tx_list, node) { chan->desc_free_cnt++; @@ -608,8 +609,6 @@ static void zynqmp_dma_chan_desc_cleanup(struct zynqmp_dma_chan *chan) dma_async_tx_callback callback; void *callback_param; - list_del(&desc->node); - callback = desc->async_tx.callback; callback_param = desc->async_tx.callback_param; if (callback) { diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c index 9d2512913d25..f564e15fbc7e 100644 --- a/drivers/firmware/efi/cper.c +++ b/drivers/firmware/efi/cper.c @@ -407,6 +407,58 @@ static void cper_print_pcie(const char *pfx, const struct cper_sec_pcie *pcie, } } +static const char * const fw_err_rec_type_strs[] = { + "IPF SAL Error Record", + "SOC Firmware Error Record Type1 (Legacy CrashLog Support)", + "SOC Firmware Error Record Type2", +}; + +static void cper_print_fw_err(const char *pfx, + struct acpi_hest_generic_data *gdata, + const struct cper_sec_fw_err_rec_ref *fw_err) +{ + void *buf = acpi_hest_get_payload(gdata); + u32 offset, length = gdata->error_data_length; + + printk("%s""Firmware Error Record Type: %s\n", pfx, + fw_err->record_type < ARRAY_SIZE(fw_err_rec_type_strs) ? + fw_err_rec_type_strs[fw_err->record_type] : "unknown"); + printk("%s""Revision: %d\n", pfx, fw_err->revision); + + /* Record Type based on UEFI 2.7 */ + if (fw_err->revision == 0) { + printk("%s""Record Identifier: %08llx\n", pfx, + fw_err->record_identifier); + } else if (fw_err->revision == 2) { + printk("%s""Record Identifier: %pUl\n", pfx, + &fw_err->record_identifier_guid); + } + + /* + * The FW error record may contain trailing data beyond the + * structure defined by the specification. As the fields + * defined (and hence the offset of any trailing data) vary + * with the revision, set the offset to account for this + * variation. + */ + if (fw_err->revision == 0) { + /* record_identifier_guid not defined */ + offset = offsetof(struct cper_sec_fw_err_rec_ref, + record_identifier_guid); + } else if (fw_err->revision == 1) { + /* record_identifier not defined */ + offset = offsetof(struct cper_sec_fw_err_rec_ref, + record_identifier); + } else { + offset = sizeof(*fw_err); + } + + buf += offset; + length -= offset; + + print_hex_dump(pfx, "", DUMP_PREFIX_OFFSET, 16, 4, buf, length, true); +} + static void cper_print_tstamp(const char *pfx, struct acpi_hest_generic_data_v300 *gdata) { @@ -494,6 +546,16 @@ cper_estatus_print_section(const char *pfx, struct acpi_hest_generic_data *gdata else goto err_section_too_small; #endif + } else if (guid_equal(sec_type, &CPER_SEC_FW_ERR_REC_REF)) { + struct cper_sec_fw_err_rec_ref *fw_err = acpi_hest_get_payload(gdata); + + printk("%ssection_type: Firmware Error Record Reference\n", + newpfx); + /* The minimal FW Error Record contains 16 bytes */ + if (gdata->error_data_length >= SZ_16) + cper_print_fw_err(newpfx, gdata, fw_err); + else + goto err_section_too_small; } else { const void *err = acpi_hest_get_payload(gdata); diff --git a/drivers/firmware/efi/earlycon.c b/drivers/firmware/efi/earlycon.c index 5d4f84781aa0..a52236e11e5f 100644 --- a/drivers/firmware/efi/earlycon.c +++ b/drivers/firmware/efi/earlycon.c @@ -114,14 +114,16 @@ static void efi_earlycon_write_char(u32 *dst, unsigned char c, unsigned int h) const u32 color_black = 0x00000000; const u32 color_white = 0x00ffffff; const u8 *src; - u8 s8; - int m; + int m, n, bytes; + u8 x; - src = font->data + c * font->height; - s8 = *(src + h); + bytes = BITS_TO_BYTES(font->width); + src = font->data + c * font->height * bytes + h * bytes; - for (m = 0; m < 8; m++) { - if ((s8 >> (7 - m)) & 1) + for (m = 0; m < font->width; m++) { + n = m % 8; + x = *(src + m / 8); + if ((x >> (7 - n)) & 1) *dst = color_white; else *dst = color_black; diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 911a2bd0f6b7..4e3055238f31 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -130,11 +130,8 @@ static ssize_t systab_show(struct kobject *kobj, if (efi.smbios != EFI_INVALID_TABLE_ADDR) str += sprintf(str, "SMBIOS=0x%lx\n", efi.smbios); - if (IS_ENABLED(CONFIG_IA64) || IS_ENABLED(CONFIG_X86)) { - extern char *efi_systab_show_arch(char *str); - + if (IS_ENABLED(CONFIG_IA64) || IS_ENABLED(CONFIG_X86)) str = efi_systab_show_arch(str); - } return str - buf; } diff --git a/drivers/firmware/efi/libstub/arm-stub.c b/drivers/firmware/efi/libstub/arm-stub.c index 99a5cde7c2d8..48161b1dd098 100644 --- a/drivers/firmware/efi/libstub/arm-stub.c +++ b/drivers/firmware/efi/libstub/arm-stub.c @@ -60,7 +60,11 @@ static struct screen_info *setup_graphics(void) si = alloc_screen_info(); if (!si) return NULL; - efi_setup_gop(si, &gop_proto, size); + status = efi_setup_gop(si, &gop_proto, size); + if (status != EFI_SUCCESS) { + free_screen_info(si); + return NULL; + } } return si; } diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h index 67d26949fd26..62943992f02f 100644 --- a/drivers/firmware/efi/libstub/efistub.h +++ b/drivers/firmware/efi/libstub/efistub.h @@ -92,6 +92,19 @@ extern __pure efi_system_table_t *efi_system_table(void); #define EFI_LOCATE_BY_REGISTER_NOTIFY 1 #define EFI_LOCATE_BY_PROTOCOL 2 +/* + * An efi_boot_memmap is used by efi_get_memory_map() to return the + * EFI memory map in a dynamically allocated buffer. + * + * The buffer allocated for the EFI memory map includes extra room for + * a minimum of EFI_MMAP_NR_SLACK_SLOTS additional EFI memory descriptors. + * This facilitates the reuse of the EFI memory map buffer when a second + * call to ExitBootServices() is needed because of intervening changes to + * the EFI memory map. Other related structures, e.g. x86 e820ext, need + * to factor in this headroom requirement as well. + */ +#define EFI_MMAP_NR_SLACK_SLOTS 8 + struct efi_boot_memmap { efi_memory_desc_t **map; unsigned long *map_size; diff --git a/drivers/firmware/efi/libstub/mem.c b/drivers/firmware/efi/libstub/mem.c index 869a79c8946f..09f4fa01914e 100644 --- a/drivers/firmware/efi/libstub/mem.c +++ b/drivers/firmware/efi/libstub/mem.c @@ -5,8 +5,6 @@ #include "efistub.h" -#define EFI_MMAP_NR_SLACK_SLOTS 8 - static inline bool mmap_has_headroom(unsigned long buff_size, unsigned long map_size, unsigned long desc_size) diff --git a/drivers/firmware/efi/libstub/tpm.c b/drivers/firmware/efi/libstub/tpm.c index 1d59e103a2e3..e9a684637b70 100644 --- a/drivers/firmware/efi/libstub/tpm.c +++ b/drivers/firmware/efi/libstub/tpm.c @@ -54,7 +54,7 @@ void efi_retrieve_tpm2_eventlog(void) efi_status_t status; efi_physical_addr_t log_location = 0, log_last_entry = 0; struct linux_efi_tpm_eventlog *log_tbl = NULL; - struct efi_tcg2_final_events_table *final_events_table; + struct efi_tcg2_final_events_table *final_events_table = NULL; unsigned long first_entry_addr, last_entry_addr; size_t log_size, last_entry_size; efi_bool_t truncated; @@ -127,7 +127,8 @@ void efi_retrieve_tpm2_eventlog(void) * Figure out whether any events have already been logged to the * final events structure, and if so how much space they take up */ - final_events_table = get_efi_config_table(LINUX_EFI_TPM_FINAL_LOG_GUID); + if (version == EFI_TCG2_EVENT_LOG_FORMAT_TCG_2) + final_events_table = get_efi_config_table(LINUX_EFI_TPM_FINAL_LOG_GUID); if (final_events_table && final_events_table->nr_events) { struct tcg_pcr_event2_head *header; int offset; diff --git a/drivers/firmware/efi/libstub/x86-stub.c b/drivers/firmware/efi/libstub/x86-stub.c index 05ccb229fb45..f0339b5d3658 100644 --- a/drivers/firmware/efi/libstub/x86-stub.c +++ b/drivers/firmware/efi/libstub/x86-stub.c @@ -606,24 +606,18 @@ static efi_status_t allocate_e820(struct boot_params *params, struct setup_data **e820ext, u32 *e820ext_size) { - unsigned long map_size, desc_size, buff_size; - struct efi_boot_memmap boot_map; - efi_memory_desc_t *map; + unsigned long map_size, desc_size, map_key; efi_status_t status; - __u32 nr_desc; + __u32 nr_desc, desc_version; - boot_map.map = ↦ - boot_map.map_size = &map_size; - boot_map.desc_size = &desc_size; - boot_map.desc_ver = NULL; - boot_map.key_ptr = NULL; - boot_map.buff_size = &buff_size; + /* Only need the size of the mem map and size of each mem descriptor */ + map_size = 0; + status = efi_bs_call(get_memory_map, &map_size, NULL, &map_key, + &desc_size, &desc_version); + if (status != EFI_BUFFER_TOO_SMALL) + return (status != EFI_SUCCESS) ? status : EFI_UNSUPPORTED; - status = efi_get_memory_map(&boot_map); - if (status != EFI_SUCCESS) - return status; - - nr_desc = buff_size / desc_size; + nr_desc = map_size / desc_size + EFI_MMAP_NR_SLACK_SLOTS; if (nr_desc > ARRAY_SIZE(params->e820_table)) { u32 nr_e820ext = nr_desc - ARRAY_SIZE(params->e820_table); diff --git a/drivers/firmware/efi/tpm.c b/drivers/firmware/efi/tpm.c index 55b031d2c989..c1955d320fec 100644 --- a/drivers/firmware/efi/tpm.c +++ b/drivers/firmware/efi/tpm.c @@ -62,8 +62,11 @@ int __init efi_tpm_eventlog_init(void) tbl_size = sizeof(*log_tbl) + log_tbl->size; memblock_reserve(efi.tpm_log, tbl_size); - if (efi.tpm_final_log == EFI_INVALID_TABLE_ADDR) + if (efi.tpm_final_log == EFI_INVALID_TABLE_ADDR || + log_tbl->version != EFI_TCG2_EVENT_LOG_FORMAT_TCG_2) { + pr_warn(FW_BUG "TPM Final Events table missing or invalid\n"); goto out; + } final_tbl = early_memremap(efi.tpm_final_log, sizeof(*final_tbl)); diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 5638b4e5355f..4269ea9a817e 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -531,7 +531,7 @@ static int pca953x_gpio_set_config(struct gpio_chip *gc, unsigned int offset, { struct pca953x_chip *chip = gpiochip_get_data(gc); - switch (config) { + switch (pinconf_to_config_param(config)) { case PIN_CONFIG_BIAS_PULL_UP: case PIN_CONFIG_BIAS_PULL_DOWN: return pca953x_gpio_set_pull_up_down(chip, offset, config); diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c index acb99eff9939..86568154cdb3 100644 --- a/drivers/gpio/gpio-tegra.c +++ b/drivers/gpio/gpio-tegra.c @@ -368,6 +368,7 @@ static void tegra_gpio_irq_shutdown(struct irq_data *d) struct tegra_gpio_info *tgi = bank->tgi; unsigned int gpio = d->hwirq; + tegra_gpio_irq_mask(d); gpiochip_unlock_as_irq(&tgi->gc, gpio); } diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 40f2d7f69be2..182136d98b97 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -1158,8 +1158,19 @@ static void gpio_desc_to_lineinfo(struct gpio_desc *desc, struct gpioline_info *info) { struct gpio_chip *gc = desc->gdev->chip; + bool ok_for_pinctrl; unsigned long flags; + /* + * This function takes a mutex so we must check this before taking + * the spinlock. + * + * FIXME: find a non-racy way to retrieve this information. Maybe a + * lock common to both frameworks? + */ + ok_for_pinctrl = + pinctrl_gpio_can_use_line(gc->base + info->line_offset); + spin_lock_irqsave(&gpio_lock, flags); if (desc->name) { @@ -1186,7 +1197,7 @@ static void gpio_desc_to_lineinfo(struct gpio_desc *desc, test_bit(FLAG_USED_AS_IRQ, &desc->flags) || test_bit(FLAG_EXPORT, &desc->flags) || test_bit(FLAG_SYSFS, &desc->flags) || - !pinctrl_gpio_can_use_line(gc->base + info->line_offset)) + !ok_for_pinctrl) info->flags |= GPIOLINE_FLAG_KERNEL; if (test_bit(FLAG_IS_OUT, &desc->flags)) info->flags |= GPIOLINE_FLAG_IS_OUT; @@ -1227,6 +1238,7 @@ static long gpio_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) void __user *ip = (void __user *)arg; struct gpio_desc *desc; __u32 offset; + int hwgpio; /* We fail any subsequent ioctl():s when the chip is gone */ if (!gc) @@ -1259,13 +1271,19 @@ static long gpio_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) if (IS_ERR(desc)) return PTR_ERR(desc); + hwgpio = gpio_chip_hwgpio(desc); + + if (cmd == GPIO_GET_LINEINFO_WATCH_IOCTL && + test_bit(hwgpio, priv->watched_lines)) + return -EBUSY; + gpio_desc_to_lineinfo(desc, &lineinfo); if (copy_to_user(ip, &lineinfo, sizeof(lineinfo))) return -EFAULT; if (cmd == GPIO_GET_LINEINFO_WATCH_IOCTL) - set_bit(gpio_chip_hwgpio(desc), priv->watched_lines); + set_bit(hwgpio, priv->watched_lines); return 0; } else if (cmd == GPIO_GET_LINEHANDLE_IOCTL) { @@ -1280,7 +1298,12 @@ static long gpio_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) if (IS_ERR(desc)) return PTR_ERR(desc); - clear_bit(gpio_chip_hwgpio(desc), priv->watched_lines); + hwgpio = gpio_chip_hwgpio(desc); + + if (!test_bit(hwgpio, priv->watched_lines)) + return -EBUSY; + + clear_bit(hwgpio, priv->watched_lines); return 0; } return -EINVAL; @@ -5289,8 +5312,9 @@ static int __init gpiolib_dev_init(void) gpiolib_initialized = true; gpiochip_setup_devs(); - if (IS_ENABLED(CONFIG_OF_DYNAMIC)) - WARN_ON(of_reconfig_notifier_register(&gpio_of_notifier)); +#if IS_ENABLED(CONFIG_OF_DYNAMIC) && IS_ENABLED(CONFIG_OF_GPIO) + WARN_ON(of_reconfig_notifier_register(&gpio_of_notifier)); +#endif /* CONFIG_OF_DYNAMIC && CONFIG_OF_GPIO */ return ret; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 2992a49ad4a5..8ac1581a6b53 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -945,6 +945,7 @@ struct amdgpu_device { /* s3/s4 mask */ bool in_suspend; + bool in_hibernate; /* record last mm index being written through WREG32*/ unsigned long last_mm_index; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index 9dff792c9290..6a5b91d23fd9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -1343,7 +1343,7 @@ int amdgpu_amdkfd_gpuvm_free_memory_of_gpu( } /* Free the BO*/ - amdgpu_bo_unref(&mem->bo); + drm_gem_object_put_unlocked(&mem->bo->tbo.base); mutex_destroy(&mem->lock); kfree(mem); @@ -1688,7 +1688,8 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct kgd_dev *kgd, | KFD_IOC_ALLOC_MEM_FLAGS_WRITABLE | KFD_IOC_ALLOC_MEM_FLAGS_EXECUTABLE; - (*mem)->bo = amdgpu_bo_ref(bo); + drm_gem_object_get(&bo->tbo.base); + (*mem)->bo = bo; (*mem)->va = va; (*mem)->domain = (bo->preferred_domains & AMDGPU_GEM_DOMAIN_VRAM) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 466bfe541e45..a735d79a717b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1181,7 +1181,9 @@ static int amdgpu_pmops_freeze(struct device *dev) struct amdgpu_device *adev = drm_dev->dev_private; int r; + adev->in_hibernate = true; r = amdgpu_device_suspend(drm_dev, true); + adev->in_hibernate = false; if (r) return r; return amdgpu_asic_reset(adev); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c index 9ae7b61f696a..25ddb482466a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c @@ -133,8 +133,7 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev, u32 cpp; u64 flags = AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS | - AMDGPU_GEM_CREATE_VRAM_CLEARED | - AMDGPU_GEM_CREATE_CPU_GTT_USWC; + AMDGPU_GEM_CREATE_VRAM_CLEARED; info = drm_get_format_info(adev->ddev, mode_cmd); cpp = info->cpp[0]; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index f92c158d89a1..0e0daf0021b6 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -4273,7 +4273,7 @@ static int gfx_v10_0_update_gfx_clock_gating(struct amdgpu_device *adev, /* === CGCG /CGLS for GFX 3D Only === */ gfx_v10_0_update_3d_clock_gating(adev, enable); /* === MGCG + MGLS === */ - /* gfx_v10_0_update_medium_grain_clock_gating(adev, enable); */ + gfx_v10_0_update_medium_grain_clock_gating(adev, enable); } if (adev->cg_flags & @@ -4353,11 +4353,7 @@ static int gfx_v10_0_set_powergating_state(void *handle, switch (adev->asic_type) { case CHIP_NAVI10: case CHIP_NAVI14: - if (!enable) { - amdgpu_gfx_off_ctrl(adev, false); - cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work); - } else - amdgpu_gfx_off_ctrl(adev, true); + amdgpu_gfx_off_ctrl(adev, enable); break; default: break; @@ -4918,6 +4914,19 @@ static void gfx_v10_0_ring_emit_reg_write_reg_wait(struct amdgpu_ring *ring, ref, mask); } +static void gfx_v10_0_ring_soft_recovery(struct amdgpu_ring *ring, + unsigned vmid) +{ + struct amdgpu_device *adev = ring->adev; + uint32_t value = 0; + + value = REG_SET_FIELD(value, SQ_CMD, CMD, 0x03); + value = REG_SET_FIELD(value, SQ_CMD, MODE, 0x01); + value = REG_SET_FIELD(value, SQ_CMD, CHECK_VMID, 1); + value = REG_SET_FIELD(value, SQ_CMD, VM_ID, vmid); + WREG32_SOC15(GC, 0, mmSQ_CMD, value); +} + static void gfx_v10_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev, uint32_t me, uint32_t pipe, @@ -5309,6 +5318,7 @@ static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_gfx = { .emit_wreg = gfx_v10_0_ring_emit_wreg, .emit_reg_wait = gfx_v10_0_ring_emit_reg_wait, .emit_reg_write_reg_wait = gfx_v10_0_ring_emit_reg_write_reg_wait, + .soft_recovery = gfx_v10_0_ring_soft_recovery, }; static const struct amdgpu_ring_funcs gfx_v10_0_ring_funcs_compute = { diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 0c390485bc10..d2d9dce68c2f 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1236,6 +1236,8 @@ static const struct amdgpu_gfxoff_quirk amdgpu_gfxoff_quirk_list[] = { { 0x1002, 0x15dd, 0x1002, 0x15dd, 0xc8 }, /* https://bugzilla.kernel.org/show_bug.cgi?id=207171 */ { 0x1002, 0x15dd, 0x103c, 0x83e7, 0xd3 }, + /* GFXOFF is unstable on C6 parts with a VBIOS 113-RAVEN-114 */ + { 0x1002, 0x15dd, 0x1002, 0x15dd, 0xc6 }, { 0, 0, 0, 0, 0 }, }; @@ -5025,10 +5027,9 @@ static int gfx_v9_0_set_powergating_state(void *handle, switch (adev->asic_type) { case CHIP_RAVEN: case CHIP_RENOIR: - if (!enable) { + if (!enable) amdgpu_gfx_off_ctrl(adev, false); - cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work); - } + if (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS) { gfx_v9_0_enable_sck_slow_down_on_power_up(adev, true); gfx_v9_0_enable_sck_slow_down_on_power_down(adev, true); @@ -5052,12 +5053,7 @@ static int gfx_v9_0_set_powergating_state(void *handle, amdgpu_gfx_off_ctrl(adev, true); break; case CHIP_VEGA12: - if (!enable) { - amdgpu_gfx_off_ctrl(adev, false); - cancel_delayed_work_sync(&adev->gfx.gfx_off_delay_work); - } else { - amdgpu_gfx_off_ctrl(adev, true); - } + amdgpu_gfx_off_ctrl(adev, enable); break; default: break; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 9c83c1303f08..28e651b173ab 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -441,7 +441,7 @@ static void dm_vupdate_high_irq(void *interrupt_params) /** * dm_crtc_high_irq() - Handles CRTC interrupt - * @interrupt_params: ignored + * @interrupt_params: used for determining the CRTC instance * * Handles the CRTC/VSYNC interrupt by notfying DRM's VBLANK * event handler. @@ -455,70 +455,6 @@ static void dm_crtc_high_irq(void *interrupt_params) unsigned long flags; acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VBLANK); - - if (acrtc) { - acrtc_state = to_dm_crtc_state(acrtc->base.state); - - DRM_DEBUG_VBL("crtc:%d, vupdate-vrr:%d\n", - acrtc->crtc_id, - amdgpu_dm_vrr_active(acrtc_state)); - - /* Core vblank handling at start of front-porch is only possible - * in non-vrr mode, as only there vblank timestamping will give - * valid results while done in front-porch. Otherwise defer it - * to dm_vupdate_high_irq after end of front-porch. - */ - if (!amdgpu_dm_vrr_active(acrtc_state)) - drm_crtc_handle_vblank(&acrtc->base); - - /* Following stuff must happen at start of vblank, for crc - * computation and below-the-range btr support in vrr mode. - */ - amdgpu_dm_crtc_handle_crc_irq(&acrtc->base); - - if (acrtc_state->stream && adev->family >= AMDGPU_FAMILY_AI && - acrtc_state->vrr_params.supported && - acrtc_state->freesync_config.state == VRR_STATE_ACTIVE_VARIABLE) { - spin_lock_irqsave(&adev->ddev->event_lock, flags); - mod_freesync_handle_v_update( - adev->dm.freesync_module, - acrtc_state->stream, - &acrtc_state->vrr_params); - - dc_stream_adjust_vmin_vmax( - adev->dm.dc, - acrtc_state->stream, - &acrtc_state->vrr_params.adjust); - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); - } - } -} - -#if defined(CONFIG_DRM_AMD_DC_DCN) -/** - * dm_dcn_crtc_high_irq() - Handles VStartup interrupt for DCN generation ASICs - * @interrupt params - interrupt parameters - * - * Notify DRM's vblank event handler at VSTARTUP - * - * Unlike DCE hardware, we trigger the handler at VSTARTUP. at which: - * * We are close enough to VUPDATE - the point of no return for hw - * * We are in the fixed portion of variable front porch when vrr is enabled - * * We are before VUPDATE, where double-buffered vrr registers are swapped - * - * It is therefore the correct place to signal vblank, send user flip events, - * and update VRR. - */ -static void dm_dcn_crtc_high_irq(void *interrupt_params) -{ - struct common_irq_params *irq_params = interrupt_params; - struct amdgpu_device *adev = irq_params->adev; - struct amdgpu_crtc *acrtc; - struct dm_crtc_state *acrtc_state; - unsigned long flags; - - acrtc = get_crtc_by_otg_inst(adev, irq_params->irq_src - IRQ_TYPE_VBLANK); - if (!acrtc) return; @@ -528,22 +464,35 @@ static void dm_dcn_crtc_high_irq(void *interrupt_params) amdgpu_dm_vrr_active(acrtc_state), acrtc_state->active_planes); + /** + * Core vblank handling at start of front-porch is only possible + * in non-vrr mode, as only there vblank timestamping will give + * valid results while done in front-porch. Otherwise defer it + * to dm_vupdate_high_irq after end of front-porch. + */ + if (!amdgpu_dm_vrr_active(acrtc_state)) + drm_crtc_handle_vblank(&acrtc->base); + + /** + * Following stuff must happen at start of vblank, for crc + * computation and below-the-range btr support in vrr mode. + */ amdgpu_dm_crtc_handle_crc_irq(&acrtc->base); - drm_crtc_handle_vblank(&acrtc->base); + + /* BTR updates need to happen before VUPDATE on Vega and above. */ + if (adev->family < AMDGPU_FAMILY_AI) + return; spin_lock_irqsave(&adev->ddev->event_lock, flags); - if (acrtc_state->vrr_params.supported && + if (acrtc_state->stream && acrtc_state->vrr_params.supported && acrtc_state->freesync_config.state == VRR_STATE_ACTIVE_VARIABLE) { - mod_freesync_handle_v_update( - adev->dm.freesync_module, - acrtc_state->stream, - &acrtc_state->vrr_params); + mod_freesync_handle_v_update(adev->dm.freesync_module, + acrtc_state->stream, + &acrtc_state->vrr_params); - dc_stream_adjust_vmin_vmax( - adev->dm.dc, - acrtc_state->stream, - &acrtc_state->vrr_params.adjust); + dc_stream_adjust_vmin_vmax(adev->dm.dc, acrtc_state->stream, + &acrtc_state->vrr_params.adjust); } /* @@ -556,7 +505,8 @@ static void dm_dcn_crtc_high_irq(void *interrupt_params) * avoid race conditions between flip programming and completion, * which could cause too early flip completion events. */ - if (acrtc->pflip_status == AMDGPU_FLIP_SUBMITTED && + if (adev->family >= AMDGPU_FAMILY_RV && + acrtc->pflip_status == AMDGPU_FLIP_SUBMITTED && acrtc_state->active_planes == 0) { if (acrtc->event) { drm_crtc_send_vblank_event(&acrtc->base, acrtc->event); @@ -568,7 +518,6 @@ static void dm_dcn_crtc_high_irq(void *interrupt_params) spin_unlock_irqrestore(&adev->ddev->event_lock, flags); } -#endif static int dm_set_clockgating_state(void *handle, enum amd_clockgating_state state) @@ -2445,8 +2394,36 @@ static int dcn10_register_irq_handlers(struct amdgpu_device *adev) c_irq_params->adev = adev; c_irq_params->irq_src = int_params.irq_source; + amdgpu_dm_irq_register_interrupt( + adev, &int_params, dm_crtc_high_irq, c_irq_params); + } + + /* Use VUPDATE_NO_LOCK interrupt on DCN, which seems to correspond to + * the regular VUPDATE interrupt on DCE. We want DC_IRQ_SOURCE_VUPDATEx + * to trigger at end of each vblank, regardless of state of the lock, + * matching DCE behaviour. + */ + for (i = DCN_1_0__SRCID__OTG0_IHC_V_UPDATE_NO_LOCK_INTERRUPT; + i <= DCN_1_0__SRCID__OTG0_IHC_V_UPDATE_NO_LOCK_INTERRUPT + adev->mode_info.num_crtc - 1; + i++) { + r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_DCE, i, &adev->vupdate_irq); + + if (r) { + DRM_ERROR("Failed to add vupdate irq id!\n"); + return r; + } + + int_params.int_context = INTERRUPT_HIGH_IRQ_CONTEXT; + int_params.irq_source = + dc_interrupt_to_irq_source(dc, i, 0); + + c_irq_params = &adev->dm.vupdate_params[int_params.irq_source - DC_IRQ_SOURCE_VUPDATE1]; + + c_irq_params->adev = adev; + c_irq_params->irq_src = int_params.irq_source; + amdgpu_dm_irq_register_interrupt(adev, &int_params, - dm_dcn_crtc_high_irq, c_irq_params); + dm_vupdate_high_irq, c_irq_params); } /* Use GRPH_PFLIP interrupt */ @@ -4453,10 +4430,6 @@ static inline int dm_set_vupdate_irq(struct drm_crtc *crtc, bool enable) struct amdgpu_device *adev = crtc->dev->dev_private; int rc; - /* Do not set vupdate for DCN hardware */ - if (adev->family > AMDGPU_FAMILY_AI) - return 0; - irq_source = IRQ_TYPE_VUPDATE + acrtc->otg_inst; rc = dc_interrupt_set(adev->dm.dc, irq_source, enable) ? 0 : -EBUSY; @@ -7882,6 +7855,7 @@ static int dm_update_plane_state(struct dc *dc, struct drm_crtc_state *old_crtc_state, *new_crtc_state; struct dm_crtc_state *dm_new_crtc_state, *dm_old_crtc_state; struct dm_plane_state *dm_new_plane_state, *dm_old_plane_state; + struct amdgpu_crtc *new_acrtc; bool needs_reset; int ret = 0; @@ -7891,9 +7865,30 @@ static int dm_update_plane_state(struct dc *dc, dm_new_plane_state = to_dm_plane_state(new_plane_state); dm_old_plane_state = to_dm_plane_state(old_plane_state); - /*TODO Implement atomic check for cursor plane */ - if (plane->type == DRM_PLANE_TYPE_CURSOR) + /*TODO Implement better atomic check for cursor plane */ + if (plane->type == DRM_PLANE_TYPE_CURSOR) { + if (!enable || !new_plane_crtc || + drm_atomic_plane_disabling(plane->state, new_plane_state)) + return 0; + + new_acrtc = to_amdgpu_crtc(new_plane_crtc); + + if ((new_plane_state->crtc_w > new_acrtc->max_cursor_width) || + (new_plane_state->crtc_h > new_acrtc->max_cursor_height)) { + DRM_DEBUG_ATOMIC("Bad cursor size %d x %d\n", + new_plane_state->crtc_w, new_plane_state->crtc_h); + return -EINVAL; + } + + if (new_plane_state->crtc_x <= -new_acrtc->max_cursor_width || + new_plane_state->crtc_y <= -new_acrtc->max_cursor_height) { + DRM_DEBUG_ATOMIC("Bad cursor position %d, %d\n", + new_plane_state->crtc_x, new_plane_state->crtc_y); + return -EINVAL; + } + return 0; + } needs_reset = should_reset_plane(state, plane, old_plane_state, new_plane_state); diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c index 78e1c11d4ae5..dcf84a61de37 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c @@ -398,15 +398,15 @@ static void update_config(void *handle, struct cp_psp_stream_config *config) struct mod_hdcp_display *display = &hdcp_work[link_index].display; struct mod_hdcp_link *link = &hdcp_work[link_index].link; - memset(display, 0, sizeof(*display)); - memset(link, 0, sizeof(*link)); - - display->index = aconnector->base.index; - if (config->dpms_off) { hdcp_remove_display(hdcp_work, link_index, aconnector); return; } + + memset(display, 0, sizeof(*display)); + memset(link, 0, sizeof(*link)); + + display->index = aconnector->base.index; display->state = MOD_HDCP_DISPLAY_ACTIVE; if (aconnector->dc_sink != NULL) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 27a7d2a58079..caa090d0b6ac 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -220,6 +220,30 @@ static enum dpcd_training_patterns return dpcd_tr_pattern; } +static uint8_t dc_dp_initialize_scrambling_data_symbols( + struct dc_link *link, + enum dc_dp_training_pattern pattern) +{ + uint8_t disable_scrabled_data_symbols = 0; + + switch (pattern) { + case DP_TRAINING_PATTERN_SEQUENCE_1: + case DP_TRAINING_PATTERN_SEQUENCE_2: + case DP_TRAINING_PATTERN_SEQUENCE_3: + disable_scrabled_data_symbols = 1; + break; + case DP_TRAINING_PATTERN_SEQUENCE_4: + disable_scrabled_data_symbols = 0; + break; + default: + ASSERT(0); + DC_LOG_HW_LINK_TRAINING("%s: Invalid HW Training pattern: %d\n", + __func__, pattern); + break; + } + return disable_scrabled_data_symbols; +} + static inline bool is_repeater(struct dc_link *link, uint32_t offset) { return (!link->is_lttpr_mode_transparent && offset != 0); @@ -252,6 +276,9 @@ static void dpcd_set_lt_pattern_and_lane_settings( dpcd_pattern.v1_4.TRAINING_PATTERN_SET = dc_dp_training_pattern_to_dpcd_training_pattern(link, pattern); + dpcd_pattern.v1_4.SCRAMBLING_DISABLE = + dc_dp_initialize_scrambling_data_symbols(link, pattern); + dpcd_lt_buffer[DP_TRAINING_PATTERN_SET - DP_TRAINING_PATTERN_SET] = dpcd_pattern.raw; diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 085c1a39b313..82fc3d5b3b2a 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -1625,12 +1625,79 @@ void dcn10_pipe_control_lock( hws->funcs.verify_allow_pstate_change_high(dc); } +/** + * delay_cursor_until_vupdate() - Delay cursor update if too close to VUPDATE. + * + * Software keepout workaround to prevent cursor update locking from stalling + * out cursor updates indefinitely or from old values from being retained in + * the case where the viewport changes in the same frame as the cursor. + * + * The idea is to calculate the remaining time from VPOS to VUPDATE. If it's + * too close to VUPDATE, then stall out until VUPDATE finishes. + * + * TODO: Optimize cursor programming to be once per frame before VUPDATE + * to avoid the need for this workaround. + */ +static void delay_cursor_until_vupdate(struct dc *dc, struct pipe_ctx *pipe_ctx) +{ + struct dc_stream_state *stream = pipe_ctx->stream; + struct crtc_position position; + uint32_t vupdate_start, vupdate_end; + unsigned int lines_to_vupdate, us_to_vupdate, vpos; + unsigned int us_per_line, us_vupdate; + + if (!dc->hwss.calc_vupdate_position || !dc->hwss.get_position) + return; + + if (!pipe_ctx->stream_res.stream_enc || !pipe_ctx->stream_res.tg) + return; + + dc->hwss.calc_vupdate_position(dc, pipe_ctx, &vupdate_start, + &vupdate_end); + + dc->hwss.get_position(&pipe_ctx, 1, &position); + vpos = position.vertical_count; + + /* Avoid wraparound calculation issues */ + vupdate_start += stream->timing.v_total; + vupdate_end += stream->timing.v_total; + vpos += stream->timing.v_total; + + if (vpos <= vupdate_start) { + /* VPOS is in VACTIVE or back porch. */ + lines_to_vupdate = vupdate_start - vpos; + } else if (vpos > vupdate_end) { + /* VPOS is in the front porch. */ + return; + } else { + /* VPOS is in VUPDATE. */ + lines_to_vupdate = 0; + } + + /* Calculate time until VUPDATE in microseconds. */ + us_per_line = + stream->timing.h_total * 10000u / stream->timing.pix_clk_100hz; + us_to_vupdate = lines_to_vupdate * us_per_line; + + /* 70 us is a conservative estimate of cursor update time*/ + if (us_to_vupdate > 70) + return; + + /* Stall out until the cursor update completes. */ + us_vupdate = (vupdate_end - vupdate_start + 1) * us_per_line; + udelay(us_to_vupdate + us_vupdate); +} + void dcn10_cursor_lock(struct dc *dc, struct pipe_ctx *pipe, bool lock) { /* cursor lock is per MPCC tree, so only need to lock one pipe per stream */ if (!pipe || pipe->top_pipe) return; + /* Prevent cursor lock from stalling out cursor updates. */ + if (lock) + delay_cursor_until_vupdate(dc, pipe); + dc->res_pool->mpc->funcs->cursor_lock(dc->res_pool->mpc, pipe->stream_res.opp->inst, lock); } @@ -3236,7 +3303,7 @@ int dcn10_get_vupdate_offset_from_vsync(struct pipe_ctx *pipe_ctx) return vertical_line_start; } -static void dcn10_calc_vupdate_position( +void dcn10_calc_vupdate_position( struct dc *dc, struct pipe_ctx *pipe_ctx, uint32_t *start_line, diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h index af51424315d5..42b6e016d71e 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.h @@ -34,6 +34,11 @@ struct dc; void dcn10_hw_sequencer_construct(struct dc *dc); int dcn10_get_vupdate_offset_from_vsync(struct pipe_ctx *pipe_ctx); +void dcn10_calc_vupdate_position( + struct dc *dc, + struct pipe_ctx *pipe_ctx, + uint32_t *start_line, + uint32_t *end_line); void dcn10_setup_vupdate_interrupt(struct dc *dc, struct pipe_ctx *pipe_ctx); enum dc_status dcn10_enable_stream_timing( struct pipe_ctx *pipe_ctx, diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c index 700509bdf503..9e8e32629e47 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_init.c @@ -72,6 +72,7 @@ static const struct hw_sequencer_funcs dcn10_funcs = { .set_clock = dcn10_set_clock, .get_clock = dcn10_get_clock, .get_vupdate_offset_from_vsync = dcn10_get_vupdate_offset_from_vsync, + .calc_vupdate_position = dcn10_calc_vupdate_position, }; static const struct hwseq_private_funcs dcn10_private_funcs = { diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c index 6a21228893ee..8334bbd6eabb 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_init.c @@ -83,6 +83,7 @@ static const struct hw_sequencer_funcs dcn20_funcs = { .init_vm_ctx = dcn20_init_vm_ctx, .set_flip_control_gsl = dcn20_set_flip_control_gsl, .get_vupdate_offset_from_vsync = dcn10_get_vupdate_offset_from_vsync, + .calc_vupdate_position = dcn10_calc_vupdate_position, }; static const struct hwseq_private_funcs dcn20_private_funcs = { diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c index 707ce0f28fab..4dd634118df2 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_init.c @@ -86,6 +86,7 @@ static const struct hw_sequencer_funcs dcn21_funcs = { .optimize_pwr_state = dcn21_optimize_pwr_state, .exit_optimized_pwr_state = dcn21_exit_optimized_pwr_state, .get_vupdate_offset_from_vsync = dcn10_get_vupdate_offset_from_vsync, + .calc_vupdate_position = dcn10_calc_vupdate_position, .set_cursor_position = dcn10_set_cursor_position, .set_cursor_attribute = dcn10_set_cursor_attribute, .set_cursor_sdr_white_level = dcn10_set_cursor_sdr_white_level, diff --git a/drivers/gpu/drm/amd/display/dc/dml/Makefile b/drivers/gpu/drm/amd/display/dc/dml/Makefile index 7ee8b8460a9b..e34c3376efc1 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/Makefile +++ b/drivers/gpu/drm/amd/display/dc/dml/Makefile @@ -63,10 +63,8 @@ CFLAGS_$(AMDDALPATH)/dc/dml/dcn21/display_rq_dlg_calc_21.o := $(dml_ccflags) endif CFLAGS_$(AMDDALPATH)/dc/dml/dml1_display_rq_dlg_calc.o := $(dml_ccflags) CFLAGS_$(AMDDALPATH)/dc/dml/display_rq_dlg_helpers.o := $(dml_ccflags) -CFLAGS_$(AMDDALPATH)/dc/dml/dml_common_defs.o := $(dml_ccflags) DML = display_mode_lib.o display_rq_dlg_helpers.o dml1_display_rq_dlg_calc.o \ - dml_common_defs.o ifdef CONFIG_DRM_AMD_DC_DCN DML += display_mode_vba.o dcn20/display_rq_dlg_calc_20.o dcn20/display_mode_vba_20.o diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.h b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.h index 8c86b63ddf07..1e557ddcb638 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.h @@ -26,7 +26,6 @@ #ifndef __DML20_DISPLAY_RQ_DLG_CALC_H__ #define __DML20_DISPLAY_RQ_DLG_CALC_H__ -#include "../dml_common_defs.h" #include "../display_rq_dlg_helpers.h" struct display_mode_lib; diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.h b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.h index 0378406bf7e7..0d53e871a9d1 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.h @@ -26,7 +26,6 @@ #ifndef __DML20V2_DISPLAY_RQ_DLG_CALC_H__ #define __DML20V2_DISPLAY_RQ_DLG_CALC_H__ -#include "../dml_common_defs.h" #include "../display_rq_dlg_helpers.h" struct display_mode_lib; diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.h b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.h index 83e95f8cbff2..e8f7785e3fc6 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.h @@ -26,7 +26,7 @@ #ifndef __DML21_DISPLAY_RQ_DLG_CALC_H__ #define __DML21_DISPLAY_RQ_DLG_CALC_H__ -#include "../dml_common_defs.h" +#include "dm_services.h" #include "../display_rq_dlg_helpers.h" struct display_mode_lib; diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h index cf2758ca5b02..c77c3d827e4a 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_lib.h @@ -25,8 +25,10 @@ #ifndef __DISPLAY_MODE_LIB_H__ #define __DISPLAY_MODE_LIB_H__ - -#include "dml_common_defs.h" +#include "dm_services.h" +#include "dc_features.h" +#include "display_mode_structs.h" +#include "display_mode_enums.h" #include "display_mode_vba.h" enum dml_project { diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h index 5d82fc5a7ed7..3a734171f083 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h +++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h @@ -27,8 +27,6 @@ #ifndef __DML2_DISPLAY_MODE_VBA_H__ #define __DML2_DISPLAY_MODE_VBA_H__ -#include "dml_common_defs.h" - struct display_mode_lib; void ModeSupportAndSystemConfiguration(struct display_mode_lib *mode_lib); diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_helpers.h b/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_helpers.h index 1f24db830737..2555ef0358c2 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_helpers.h +++ b/drivers/gpu/drm/amd/display/dc/dml/display_rq_dlg_helpers.h @@ -26,7 +26,6 @@ #ifndef __DISPLAY_RQ_DLG_HELPERS_H__ #define __DISPLAY_RQ_DLG_HELPERS_H__ -#include "dml_common_defs.h" #include "display_mode_lib.h" /* Function: Printer functions diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.h b/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.h index 304164986bd8..9c06913ad767 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.h @@ -26,8 +26,6 @@ #ifndef __DISPLAY_RQ_DLG_CALC_H__ #define __DISPLAY_RQ_DLG_CALC_H__ -#include "dml_common_defs.h" - struct display_mode_lib; #include "display_rq_dlg_helpers.h" diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.c b/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.c deleted file mode 100644 index 723af0b2dda0..000000000000 --- a/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.c +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Copyright 2017 Advanced Micro Devices, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: AMD - * - */ - -#include "dml_common_defs.h" -#include "dcn_calc_math.h" - -#include "dml_inline_defs.h" - -double dml_round(double a) -{ - double round_pt = 0.5; - double ceil = dml_ceil(a, 1); - double floor = dml_floor(a, 1); - - if (a - floor >= round_pt) - return ceil; - else - return floor; -} - - diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.h b/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.h deleted file mode 100644 index f78cbae9db88..000000000000 --- a/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Copyright 2017 Advanced Micro Devices, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - * Authors: AMD - * - */ - -#ifndef __DC_COMMON_DEFS_H__ -#define __DC_COMMON_DEFS_H__ - -#include "dm_services.h" -#include "dc_features.h" -#include "display_mode_structs.h" -#include "display_mode_enums.h" - - -double dml_round(double a); - -#endif /* __DC_COMMON_DEFS_H__ */ diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h b/drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h index ded71ea82413..02e06c9b3230 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dml_inline_defs.h @@ -26,7 +26,6 @@ #ifndef __DML_INLINE_DEFS_H__ #define __DML_INLINE_DEFS_H__ -#include "dml_common_defs.h" #include "dcn_calc_math.h" #include "dml_logger.h" @@ -75,6 +74,18 @@ static inline double dml_floor(double a, double granularity) return (double) dcn_bw_floor2(a, granularity); } +static inline double dml_round(double a) +{ + double round_pt = 0.5; + double ceil = dml_ceil(a, 1); + double floor = dml_floor(a, 1); + + if (a - floor >= round_pt) + return ceil; + else + return floor; +} + static inline int dml_log2(double x) { return dml_round((double)dcn_bw_log(x, 2)); @@ -112,7 +123,7 @@ static inline double dml_log(double x, double base) static inline unsigned int dml_round_to_multiple(unsigned int num, unsigned int multiple, - bool up) + unsigned char up) { unsigned int remainder; diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h index e57467d99d66..08307f3796e3 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw_sequencer.h @@ -92,6 +92,11 @@ struct hw_sequencer_funcs { void (*get_position)(struct pipe_ctx **pipe_ctx, int num_pipes, struct crtc_position *position); int (*get_vupdate_offset_from_vsync)(struct pipe_ctx *pipe_ctx); + void (*calc_vupdate_position)( + struct dc *dc, + struct pipe_ctx *pipe_ctx, + uint32_t *start_line, + uint32_t *end_line); void (*enable_per_frame_crtc_position_reset)(struct dc *dc, int group_size, struct pipe_ctx *grouped_pipes[]); void (*enable_timing_synchronization)(struct dc *dc, diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index e4e5a53b2b4e..8e2acb4df860 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -319,12 +319,12 @@ static void pp_dpm_en_umd_pstate(struct pp_hwmgr *hwmgr, if (*level & profile_mode_mask) { hwmgr->saved_dpm_level = hwmgr->dpm_level; hwmgr->en_umd_pstate = true; - amdgpu_device_ip_set_clockgating_state(hwmgr->adev, - AMD_IP_BLOCK_TYPE_GFX, - AMD_CG_STATE_UNGATE); amdgpu_device_ip_set_powergating_state(hwmgr->adev, AMD_IP_BLOCK_TYPE_GFX, AMD_PG_STATE_UNGATE); + amdgpu_device_ip_set_clockgating_state(hwmgr->adev, + AMD_IP_BLOCK_TYPE_GFX, + AMD_CG_STATE_UNGATE); } } else { /* exit umd pstate, restore level, enable gfx cg*/ diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index e8b27fab6aa1..e77046931e4c 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -1476,7 +1476,7 @@ static int smu_disable_dpm(struct smu_context *smu) bool use_baco = !smu->is_apu && ((adev->in_gpu_reset && (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) || - (adev->in_runpm && amdgpu_asic_supports_baco(adev))); + ((adev->in_runpm || adev->in_hibernate) && amdgpu_asic_supports_baco(adev))); ret = smu_get_smc_version(smu, NULL, &smu_version); if (ret) { @@ -1744,12 +1744,12 @@ static int smu_enable_umd_pstate(void *handle, if (*level & profile_mode_mask) { smu_dpm_ctx->saved_dpm_level = smu_dpm_ctx->dpm_level; smu_dpm_ctx->enable_umd_pstate = true; - amdgpu_device_ip_set_clockgating_state(smu->adev, - AMD_IP_BLOCK_TYPE_GFX, - AMD_CG_STATE_UNGATE); amdgpu_device_ip_set_powergating_state(smu->adev, AMD_IP_BLOCK_TYPE_GFX, AMD_PG_STATE_UNGATE); + amdgpu_device_ip_set_clockgating_state(smu->adev, + AMD_IP_BLOCK_TYPE_GFX, + AMD_CG_STATE_UNGATE); } } else { /* exit umd pstate, restore level, enable gfx cg*/ diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 4ede08a84e37..d96e3ce3e535 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -191,10 +191,11 @@ static const struct edid_quirk { { "HVR", 0xaa01, EDID_QUIRK_NON_DESKTOP }, { "HVR", 0xaa02, EDID_QUIRK_NON_DESKTOP }, - /* Oculus Rift DK1, DK2, and CV1 VR Headsets */ + /* Oculus Rift DK1, DK2, CV1 and Rift S VR Headsets */ { "OVR", 0x0001, EDID_QUIRK_NON_DESKTOP }, { "OVR", 0x0003, EDID_QUIRK_NON_DESKTOP }, { "OVR", 0x0004, EDID_QUIRK_NON_DESKTOP }, + { "OVR", 0x0012, EDID_QUIRK_NON_DESKTOP }, /* Windows Mixed Reality Headsets */ { "ACR", 0x7fce, EDID_QUIRK_NON_DESKTOP }, diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index 3b0afa156d92..54def341c1db 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -238,8 +238,10 @@ static int submit_pin_objects(struct etnaviv_gem_submit *submit) } if ((submit->flags & ETNA_SUBMIT_SOFTPIN) && - submit->bos[i].va != mapping->iova) + submit->bos[i].va != mapping->iova) { + etnaviv_gem_mapping_unreference(mapping); return -EINVAL; + } atomic_inc(&etnaviv_obj->gpu_active); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c index e6795bafcbb9..75f9db8f7bec 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c @@ -453,7 +453,7 @@ static const struct etnaviv_pm_domain *pm_domain(const struct etnaviv_gpu *gpu, if (!(gpu->identity.features & meta->feature)) continue; - if (meta->nr_domains < (index - offset)) { + if (index - offset >= meta->nr_domains) { offset += meta->nr_domains; continue; } diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 2e5d835a9eaa..c125ca9ab9b3 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -485,8 +485,7 @@ static int intel_fbc_alloc_cfb(struct drm_i915_private *dev_priv, if (!ret) goto err_llb; else if (ret > 1) { - DRM_INFO("Reducing the compressed framebuffer size. This may lead to less power savings than a non-reduced-size. Try to increase stolen memory size if available in BIOS.\n"); - + DRM_INFO_ONCE("Reducing the compressed framebuffer size. This may lead to less power savings than a non-reduced-size. Try to increase stolen memory size if available in BIOS.\n"); } fbc->threshold = ret; diff --git a/drivers/gpu/drm/i915/gem/i915_gem_domain.c b/drivers/gpu/drm/i915/gem/i915_gem_domain.c index 0cc40e77bbd2..4f96c8788a2e 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_domain.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_domain.c @@ -368,7 +368,6 @@ static void i915_gem_object_bump_inactive_ggtt(struct drm_i915_gem_object *obj) struct drm_i915_private *i915 = to_i915(obj->base.dev); struct i915_vma *vma; - GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj)); if (!atomic_read(&obj->bind_count)) return; @@ -400,12 +399,8 @@ static void i915_gem_object_bump_inactive_ggtt(struct drm_i915_gem_object *obj) void i915_gem_object_unpin_from_display_plane(struct i915_vma *vma) { - struct drm_i915_gem_object *obj = vma->obj; - - assert_object_held(obj); - /* Bump the LRU to try and avoid premature eviction whilst flipping */ - i915_gem_object_bump_inactive_ggtt(obj); + i915_gem_object_bump_inactive_ggtt(vma->obj); i915_vma_unpin(vma); } diff --git a/drivers/gpu/drm/i915/gt/intel_context_types.h b/drivers/gpu/drm/i915/gt/intel_context_types.h index 07cb83a0d017..ca0d4f4f3615 100644 --- a/drivers/gpu/drm/i915/gt/intel_context_types.h +++ b/drivers/gpu/drm/i915/gt/intel_context_types.h @@ -69,7 +69,13 @@ struct intel_context { #define CONTEXT_NOPREEMPT 7 u32 *lrc_reg_state; - u64 lrc_desc; + union { + struct { + u32 lrca; + u32 ccid; + }; + u64 desc; + } lrc; u32 tag; /* cookie passed to HW to track this context on submission */ /* Time on GPU as tracked by the hw. */ diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h index b469de0dd9b6..a1aa0d3e8be1 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine.h +++ b/drivers/gpu/drm/i915/gt/intel_engine.h @@ -333,13 +333,4 @@ intel_engine_has_preempt_reset(const struct intel_engine_cs *engine) return intel_engine_has_preemption(engine); } -static inline bool -intel_engine_has_timeslices(const struct intel_engine_cs *engine) -{ - if (!IS_ACTIVE(CONFIG_DRM_I915_TIMESLICE_DURATION)) - return false; - - return intel_engine_has_semaphores(engine); -} - #endif /* _INTEL_RINGBUFFER_H_ */ diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index 3aa8a652c16d..883a9b7fe88d 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -1295,6 +1295,12 @@ static void intel_engine_print_registers(struct intel_engine_cs *engine, if (engine->id == RENDER_CLASS && IS_GEN_RANGE(dev_priv, 4, 7)) drm_printf(m, "\tCCID: 0x%08x\n", ENGINE_READ(engine, CCID)); + if (HAS_EXECLISTS(dev_priv)) { + drm_printf(m, "\tEL_STAT_HI: 0x%08x\n", + ENGINE_READ(engine, RING_EXECLIST_STATUS_HI)); + drm_printf(m, "\tEL_STAT_LO: 0x%08x\n", + ENGINE_READ(engine, RING_EXECLIST_STATUS_LO)); + } drm_printf(m, "\tRING_START: 0x%08x\n", ENGINE_READ(engine, RING_START)); drm_printf(m, "\tRING_HEAD: 0x%08x\n", diff --git a/drivers/gpu/drm/i915/gt/intel_engine_types.h b/drivers/gpu/drm/i915/gt/intel_engine_types.h index 80cdde712842..0be674ae1cf6 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_types.h +++ b/drivers/gpu/drm/i915/gt/intel_engine_types.h @@ -157,6 +157,20 @@ struct intel_engine_execlists { struct i915_priolist default_priolist; /** + * @ccid: identifier for contexts submitted to this engine + */ + u32 ccid; + + /** + * @yield: CCID at the time of the last semaphore-wait interrupt. + * + * Instead of leaving a semaphore busy-spinning on an engine, we would + * like to switch to another ready context, i.e. yielding the semaphore + * timeslice. + */ + u32 yield; + + /** * @error_interrupt: CS Master EIR * * The CS generates an interrupt when it detects an error. We capture @@ -295,8 +309,7 @@ struct intel_engine_cs { u32 context_size; u32 mmio_base; - unsigned int context_tag; -#define NUM_CONTEXT_TAG roundup_pow_of_two(2 * EXECLIST_MAX_PORTS) + unsigned long context_tag; struct rb_node uabi_node; @@ -483,10 +496,11 @@ struct intel_engine_cs { #define I915_ENGINE_SUPPORTS_STATS BIT(1) #define I915_ENGINE_HAS_PREEMPTION BIT(2) #define I915_ENGINE_HAS_SEMAPHORES BIT(3) -#define I915_ENGINE_NEEDS_BREADCRUMB_TASKLET BIT(4) -#define I915_ENGINE_IS_VIRTUAL BIT(5) -#define I915_ENGINE_HAS_RELATIVE_MMIO BIT(6) -#define I915_ENGINE_REQUIRES_CMD_PARSER BIT(7) +#define I915_ENGINE_HAS_TIMESLICES BIT(4) +#define I915_ENGINE_NEEDS_BREADCRUMB_TASKLET BIT(5) +#define I915_ENGINE_IS_VIRTUAL BIT(6) +#define I915_ENGINE_HAS_RELATIVE_MMIO BIT(7) +#define I915_ENGINE_REQUIRES_CMD_PARSER BIT(8) unsigned int flags; /* @@ -585,6 +599,15 @@ intel_engine_has_semaphores(const struct intel_engine_cs *engine) } static inline bool +intel_engine_has_timeslices(const struct intel_engine_cs *engine) +{ + if (!IS_ACTIVE(CONFIG_DRM_I915_TIMESLICE_DURATION)) + return false; + + return engine->flags & I915_ENGINE_HAS_TIMESLICES; +} + +static inline bool intel_engine_needs_breadcrumb_tasklet(const struct intel_engine_cs *engine) { return engine->flags & I915_ENGINE_NEEDS_BREADCRUMB_TASKLET; diff --git a/drivers/gpu/drm/i915/gt/intel_gt_irq.c b/drivers/gpu/drm/i915/gt/intel_gt_irq.c index f0e7fd95165a..0cc7dd54f4f9 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_irq.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_irq.c @@ -39,6 +39,15 @@ cs_irq_handler(struct intel_engine_cs *engine, u32 iir) } } + if (iir & GT_WAIT_SEMAPHORE_INTERRUPT) { + WRITE_ONCE(engine->execlists.yield, + ENGINE_READ_FW(engine, RING_EXECLIST_STATUS_HI)); + ENGINE_TRACE(engine, "semaphore yield: %08x\n", + engine->execlists.yield); + if (del_timer(&engine->execlists.timer)) + tasklet = true; + } + if (iir & GT_CONTEXT_SWITCH_INTERRUPT) tasklet = true; @@ -228,7 +237,8 @@ void gen11_gt_irq_postinstall(struct intel_gt *gt) const u32 irqs = GT_CS_MASTER_ERROR_INTERRUPT | GT_RENDER_USER_INTERRUPT | - GT_CONTEXT_SWITCH_INTERRUPT; + GT_CONTEXT_SWITCH_INTERRUPT | + GT_WAIT_SEMAPHORE_INTERRUPT; struct intel_uncore *uncore = gt->uncore; const u32 dmask = irqs << 16 | irqs; const u32 smask = irqs << 16; @@ -366,7 +376,8 @@ void gen8_gt_irq_postinstall(struct intel_gt *gt) const u32 irqs = GT_CS_MASTER_ERROR_INTERRUPT | GT_RENDER_USER_INTERRUPT | - GT_CONTEXT_SWITCH_INTERRUPT; + GT_CONTEXT_SWITCH_INTERRUPT | + GT_WAIT_SEMAPHORE_INTERRUPT; const u32 gt_interrupts[] = { irqs << GEN8_RCS_IRQ_SHIFT | irqs << GEN8_BCS_IRQ_SHIFT, irqs << GEN8_VCS0_IRQ_SHIFT | irqs << GEN8_VCS1_IRQ_SHIFT, diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 683014e7bc51..2dfaddb8811e 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -456,10 +456,10 @@ assert_priority_queue(const struct i915_request *prev, * engine info, SW context ID and SW counter need to form a unique number * (Context ID) per lrc. */ -static u64 +static u32 lrc_descriptor(struct intel_context *ce, struct intel_engine_cs *engine) { - u64 desc; + u32 desc; desc = INTEL_LEGACY_32B_CONTEXT; if (i915_vm_is_4lvl(ce->vm)) @@ -470,21 +470,7 @@ lrc_descriptor(struct intel_context *ce, struct intel_engine_cs *engine) if (IS_GEN(engine->i915, 8)) desc |= GEN8_CTX_L3LLC_COHERENT; - desc |= i915_ggtt_offset(ce->state); /* bits 12-31 */ - /* - * The following 32bits are copied into the OA reports (dword 2). - * Consider updating oa_get_render_ctx_id in i915_perf.c when changing - * anything below. - */ - if (INTEL_GEN(engine->i915) >= 11) { - desc |= (u64)engine->instance << GEN11_ENGINE_INSTANCE_SHIFT; - /* bits 48-53 */ - - desc |= (u64)engine->class << GEN11_ENGINE_CLASS_SHIFT; - /* bits 61-63 */ - } - - return desc; + return i915_ggtt_offset(ce->state) | desc; } static inline unsigned int dword_in_page(void *addr) @@ -1192,7 +1178,7 @@ static void reset_active(struct i915_request *rq, __execlists_update_reg_state(ce, engine, head); /* We've switched away, so this should be a no-op, but intent matters */ - ce->lrc_desc |= CTX_DESC_FORCE_RESTORE; + ce->lrc.desc |= CTX_DESC_FORCE_RESTORE; } static u32 intel_context_get_runtime(const struct intel_context *ce) @@ -1251,18 +1237,23 @@ __execlists_schedule_in(struct i915_request *rq) if (IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)) execlists_check_context(ce, engine); - ce->lrc_desc &= ~GENMASK_ULL(47, 37); if (ce->tag) { /* Use a fixed tag for OA and friends */ - ce->lrc_desc |= (u64)ce->tag << 32; + GEM_BUG_ON(ce->tag <= BITS_PER_LONG); + ce->lrc.ccid = ce->tag; } else { /* We don't need a strict matching tag, just different values */ - ce->lrc_desc |= - (u64)(++engine->context_tag % NUM_CONTEXT_TAG) << - GEN11_SW_CTX_ID_SHIFT; - BUILD_BUG_ON(NUM_CONTEXT_TAG > GEN12_MAX_CONTEXT_HW_ID); + unsigned int tag = ffs(engine->context_tag); + + GEM_BUG_ON(tag == 0 || tag >= BITS_PER_LONG); + clear_bit(tag - 1, &engine->context_tag); + ce->lrc.ccid = tag << (GEN11_SW_CTX_ID_SHIFT - 32); + + BUILD_BUG_ON(BITS_PER_LONG > GEN12_MAX_CONTEXT_HW_ID); } + ce->lrc.ccid |= engine->execlists.ccid; + __intel_gt_pm_get(engine->gt); execlists_context_status_change(rq, INTEL_CONTEXT_SCHEDULE_IN); intel_engine_context_in(engine); @@ -1302,7 +1293,8 @@ static void kick_siblings(struct i915_request *rq, struct intel_context *ce) static inline void __execlists_schedule_out(struct i915_request *rq, - struct intel_engine_cs * const engine) + struct intel_engine_cs * const engine, + unsigned int ccid) { struct intel_context * const ce = rq->context; @@ -1320,6 +1312,14 @@ __execlists_schedule_out(struct i915_request *rq, i915_request_completed(rq)) intel_engine_add_retire(engine, ce->timeline); + ccid >>= GEN11_SW_CTX_ID_SHIFT - 32; + ccid &= GEN12_MAX_CONTEXT_HW_ID; + if (ccid < BITS_PER_LONG) { + GEM_BUG_ON(ccid == 0); + GEM_BUG_ON(test_bit(ccid - 1, &engine->context_tag)); + set_bit(ccid - 1, &engine->context_tag); + } + intel_context_update_runtime(ce); intel_engine_context_out(engine); execlists_context_status_change(rq, INTEL_CONTEXT_SCHEDULE_OUT); @@ -1345,15 +1345,17 @@ execlists_schedule_out(struct i915_request *rq) { struct intel_context * const ce = rq->context; struct intel_engine_cs *cur, *old; + u32 ccid; trace_i915_request_out(rq); + ccid = rq->context->lrc.ccid; old = READ_ONCE(ce->inflight); do cur = ptr_unmask_bits(old, 2) ? ptr_dec(old) : NULL; while (!try_cmpxchg(&ce->inflight, &old, cur)); if (!cur) - __execlists_schedule_out(rq, old); + __execlists_schedule_out(rq, old, ccid); i915_request_put(rq); } @@ -1361,7 +1363,7 @@ execlists_schedule_out(struct i915_request *rq) static u64 execlists_update_context(struct i915_request *rq) { struct intel_context *ce = rq->context; - u64 desc = ce->lrc_desc; + u64 desc = ce->lrc.desc; u32 tail, prev; /* @@ -1400,7 +1402,7 @@ static u64 execlists_update_context(struct i915_request *rq) */ wmb(); - ce->lrc_desc &= ~CTX_DESC_FORCE_RESTORE; + ce->lrc.desc &= ~CTX_DESC_FORCE_RESTORE; return desc; } @@ -1719,6 +1721,9 @@ static void defer_request(struct i915_request *rq, struct list_head * const pl) struct i915_request *w = container_of(p->waiter, typeof(*w), sched); + if (p->flags & I915_DEPENDENCY_WEAK) + continue; + /* Leave semaphores spinning on the other engines */ if (w->engine != rq->engine) continue; @@ -1754,7 +1759,8 @@ static void defer_active(struct intel_engine_cs *engine) } static bool -need_timeslice(struct intel_engine_cs *engine, const struct i915_request *rq) +need_timeslice(const struct intel_engine_cs *engine, + const struct i915_request *rq) { int hint; @@ -1768,6 +1774,32 @@ need_timeslice(struct intel_engine_cs *engine, const struct i915_request *rq) return hint >= effective_prio(rq); } +static bool +timeslice_yield(const struct intel_engine_execlists *el, + const struct i915_request *rq) +{ + /* + * Once bitten, forever smitten! + * + * If the active context ever busy-waited on a semaphore, + * it will be treated as a hog until the end of its timeslice (i.e. + * until it is scheduled out and replaced by a new submission, + * possibly even its own lite-restore). The HW only sends an interrupt + * on the first miss, and we do know if that semaphore has been + * signaled, or even if it is now stuck on another semaphore. Play + * safe, yield if it might be stuck -- it will be given a fresh + * timeslice in the near future. + */ + return rq->context->lrc.ccid == READ_ONCE(el->yield); +} + +static bool +timeslice_expired(const struct intel_engine_execlists *el, + const struct i915_request *rq) +{ + return timer_expired(&el->timer) || timeslice_yield(el, rq); +} + static int switch_prio(struct intel_engine_cs *engine, const struct i915_request *rq) { @@ -1783,8 +1815,7 @@ timeslice(const struct intel_engine_cs *engine) return READ_ONCE(engine->props.timeslice_duration_ms); } -static unsigned long -active_timeslice(const struct intel_engine_cs *engine) +static unsigned long active_timeslice(const struct intel_engine_cs *engine) { const struct intel_engine_execlists *execlists = &engine->execlists; const struct i915_request *rq = *execlists->active; @@ -1946,13 +1977,14 @@ static void execlists_dequeue(struct intel_engine_cs *engine) last = NULL; } else if (need_timeslice(engine, last) && - timer_expired(&engine->execlists.timer)) { + timeslice_expired(execlists, last)) { ENGINE_TRACE(engine, - "expired last=%llx:%lld, prio=%d, hint=%d\n", + "expired last=%llx:%lld, prio=%d, hint=%d, yield?=%s\n", last->fence.context, last->fence.seqno, last->sched.attr.priority, - execlists->queue_priority_hint); + execlists->queue_priority_hint, + yesno(timeslice_yield(execlists, last))); ring_set_paused(engine, 1); defer_active(engine); @@ -2213,6 +2245,7 @@ done: } clear_ports(port + 1, last_port - port); + WRITE_ONCE(execlists->yield, -1); execlists_submit_ports(engine); set_preempt_timeout(engine, *active); } else { @@ -3043,7 +3076,7 @@ __execlists_context_pin(struct intel_context *ce, if (IS_ERR(vaddr)) return PTR_ERR(vaddr); - ce->lrc_desc = lrc_descriptor(ce, engine) | CTX_DESC_FORCE_RESTORE; + ce->lrc.lrca = lrc_descriptor(ce, engine) | CTX_DESC_FORCE_RESTORE; ce->lrc_reg_state = vaddr + LRC_STATE_PN * PAGE_SIZE; __execlists_update_reg_state(ce, engine, ce->ring->tail); @@ -3072,7 +3105,7 @@ static void execlists_context_reset(struct intel_context *ce) ce, ce->engine, ce->ring, true); __execlists_update_reg_state(ce, ce->engine, ce->ring->tail); - ce->lrc_desc |= CTX_DESC_FORCE_RESTORE; + ce->lrc.desc |= CTX_DESC_FORCE_RESTORE; } static const struct intel_context_ops execlists_context_ops = { @@ -3541,7 +3574,7 @@ static void enable_execlists(struct intel_engine_cs *engine) enable_error_interrupt(engine); - engine->context_tag = 0; + engine->context_tag = GENMASK(BITS_PER_LONG - 2, 0); } static bool unexpected_starting_state(struct intel_engine_cs *engine) @@ -3753,7 +3786,7 @@ out_replay: head, ce->ring->tail); __execlists_reset_reg_state(ce, engine); __execlists_update_reg_state(ce, engine, head); - ce->lrc_desc |= CTX_DESC_FORCE_RESTORE; /* paranoid: GPU was reset! */ + ce->lrc.desc |= CTX_DESC_FORCE_RESTORE; /* paranoid: GPU was reset! */ unwind: /* Push back any incomplete requests for replay after the reset. */ @@ -4369,8 +4402,11 @@ void intel_execlists_set_default_submission(struct intel_engine_cs *engine) engine->flags |= I915_ENGINE_SUPPORTS_STATS; if (!intel_vgpu_active(engine->i915)) { engine->flags |= I915_ENGINE_HAS_SEMAPHORES; - if (HAS_LOGICAL_RING_PREEMPTION(engine->i915)) + if (HAS_LOGICAL_RING_PREEMPTION(engine->i915)) { engine->flags |= I915_ENGINE_HAS_PREEMPTION; + if (IS_ACTIVE(CONFIG_DRM_I915_TIMESLICE_DURATION)) + engine->flags |= I915_ENGINE_HAS_TIMESLICES; + } } if (INTEL_GEN(engine->i915) >= 12) @@ -4449,6 +4485,7 @@ logical_ring_default_irqs(struct intel_engine_cs *engine) engine->irq_enable_mask = GT_RENDER_USER_INTERRUPT << shift; engine->irq_keep_mask = GT_CONTEXT_SWITCH_INTERRUPT << shift; engine->irq_keep_mask |= GT_CS_MASTER_ERROR_INTERRUPT << shift; + engine->irq_keep_mask |= GT_WAIT_SEMAPHORE_INTERRUPT << shift; } static void rcs_submission_override(struct intel_engine_cs *engine) @@ -4516,6 +4553,11 @@ int intel_execlists_submission_setup(struct intel_engine_cs *engine) else execlists->csb_size = GEN11_CSB_ENTRIES; + if (INTEL_GEN(engine->i915) >= 11) { + execlists->ccid |= engine->instance << (GEN11_ENGINE_INSTANCE_SHIFT - 32); + execlists->ccid |= engine->class << (GEN11_ENGINE_CLASS_SHIFT - 32); + } + reset_csb_pointers(engine); /* Finally, take ownership and responsibility for cleanup! */ diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c index 6f06ba750a0a..f95ae15ce865 100644 --- a/drivers/gpu/drm/i915/gt/selftest_lrc.c +++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c @@ -929,7 +929,7 @@ create_rewinder(struct intel_context *ce, goto err; } - cs = intel_ring_begin(rq, 10); + cs = intel_ring_begin(rq, 14); if (IS_ERR(cs)) { err = PTR_ERR(cs); goto err; @@ -941,8 +941,8 @@ create_rewinder(struct intel_context *ce, *cs++ = MI_SEMAPHORE_WAIT | MI_SEMAPHORE_GLOBAL_GTT | MI_SEMAPHORE_POLL | - MI_SEMAPHORE_SAD_NEQ_SDD; - *cs++ = 0; + MI_SEMAPHORE_SAD_GTE_SDD; + *cs++ = idx; *cs++ = offset; *cs++ = 0; @@ -951,6 +951,11 @@ create_rewinder(struct intel_context *ce, *cs++ = offset + idx * sizeof(u32); *cs++ = 0; + *cs++ = MI_STORE_DWORD_IMM_GEN4 | MI_USE_GGTT; + *cs++ = offset; + *cs++ = 0; + *cs++ = idx + 1; + intel_ring_advance(rq, cs); rq->sched.attr.priority = I915_PRIORITY_MASK; @@ -984,7 +989,7 @@ static int live_timeslice_rewind(void *arg) for_each_engine(engine, gt, id) { enum { A1, A2, B1 }; - enum { X = 1, Y, Z }; + enum { X = 1, Z, Y }; struct i915_request *rq[3] = {}; struct intel_context *ce; unsigned long heartbeat; @@ -1017,13 +1022,13 @@ static int live_timeslice_rewind(void *arg) goto err; } - rq[0] = create_rewinder(ce, NULL, slot, 1); + rq[0] = create_rewinder(ce, NULL, slot, X); if (IS_ERR(rq[0])) { intel_context_put(ce); goto err; } - rq[1] = create_rewinder(ce, NULL, slot, 2); + rq[1] = create_rewinder(ce, NULL, slot, Y); intel_context_put(ce); if (IS_ERR(rq[1])) goto err; @@ -1041,7 +1046,7 @@ static int live_timeslice_rewind(void *arg) goto err; } - rq[2] = create_rewinder(ce, rq[0], slot, 3); + rq[2] = create_rewinder(ce, rq[0], slot, Z); intel_context_put(ce); if (IS_ERR(rq[2])) goto err; @@ -1055,15 +1060,12 @@ static int live_timeslice_rewind(void *arg) GEM_BUG_ON(!timer_pending(&engine->execlists.timer)); /* ELSP[] = { { A:rq1, A:rq2 }, { B:rq1 } } */ - GEM_BUG_ON(!i915_request_is_active(rq[A1])); - GEM_BUG_ON(!i915_request_is_active(rq[A2])); - GEM_BUG_ON(!i915_request_is_active(rq[B1])); - - /* Wait for the timeslice to kick in */ - del_timer(&engine->execlists.timer); - tasklet_hi_schedule(&engine->execlists.tasklet); - intel_engine_flush_submission(engine); - + if (i915_request_is_active(rq[A2])) { /* semaphore yielded! */ + /* Wait for the timeslice to kick in */ + del_timer(&engine->execlists.timer); + tasklet_hi_schedule(&engine->execlists.tasklet); + intel_engine_flush_submission(engine); + } /* -> ELSP[] = { { A:rq1 }, { B:rq1 } } */ GEM_BUG_ON(!i915_request_is_active(rq[A1])); GEM_BUG_ON(!i915_request_is_active(rq[B1])); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c index fe7778c28d2d..aa6d56e25a10 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c @@ -217,7 +217,7 @@ static void guc_wq_item_append(struct intel_guc *guc, static void guc_add_request(struct intel_guc *guc, struct i915_request *rq) { struct intel_engine_cs *engine = rq->engine; - u32 ctx_desc = lower_32_bits(rq->context->lrc_desc); + u32 ctx_desc = rq->context->lrc.ccid; u32 ring_tail = intel_ring_set_tail(rq->ring, rq->tail) / sizeof(u64); guc_wq_item_append(guc, engine->guc_id, ctx_desc, diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c index a83df2f84eb9..a1696e9ce4b6 100644 --- a/drivers/gpu/drm/i915/gvt/display.c +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -208,14 +208,41 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) SKL_FUSE_PG_DIST_STATUS(SKL_PG0) | SKL_FUSE_PG_DIST_STATUS(SKL_PG1) | SKL_FUSE_PG_DIST_STATUS(SKL_PG2); - vgpu_vreg_t(vgpu, LCPLL1_CTL) |= - LCPLL_PLL_ENABLE | - LCPLL_PLL_LOCK; - vgpu_vreg_t(vgpu, LCPLL2_CTL) |= LCPLL_PLL_ENABLE; - + /* + * Only 1 PIPE enabled in current vGPU display and PIPE_A is + * tied to TRANSCODER_A in HW, so it's safe to assume PIPE_A, + * TRANSCODER_A can be enabled. PORT_x depends on the input of + * setup_virtual_dp_monitor, we can bind DPLL0 to any PORT_x + * so we fixed to DPLL0 here. + * Setup DPLL0: DP link clk 1620 MHz, non SSC, DP Mode + */ + vgpu_vreg_t(vgpu, DPLL_CTRL1) = + DPLL_CTRL1_OVERRIDE(DPLL_ID_SKL_DPLL0); + vgpu_vreg_t(vgpu, DPLL_CTRL1) |= + DPLL_CTRL1_LINK_RATE(DPLL_CTRL1_LINK_RATE_1620, DPLL_ID_SKL_DPLL0); + vgpu_vreg_t(vgpu, LCPLL1_CTL) = + LCPLL_PLL_ENABLE | LCPLL_PLL_LOCK; + vgpu_vreg_t(vgpu, DPLL_STATUS) = DPLL_LOCK(DPLL_ID_SKL_DPLL0); + /* + * Golden M/N are calculated based on: + * 24 bpp, 4 lanes, 154000 pixel clk (from virtual EDID), + * DP link clk 1620 MHz and non-constant_n. + * TODO: calculate DP link symbol clk and stream clk m/n. + */ + vgpu_vreg_t(vgpu, PIPE_DATA_M1(TRANSCODER_A)) = 63 << TU_SIZE_SHIFT; + vgpu_vreg_t(vgpu, PIPE_DATA_M1(TRANSCODER_A)) |= 0x5b425e; + vgpu_vreg_t(vgpu, PIPE_DATA_N1(TRANSCODER_A)) = 0x800000; + vgpu_vreg_t(vgpu, PIPE_LINK_M1(TRANSCODER_A)) = 0x3cd6e; + vgpu_vreg_t(vgpu, PIPE_LINK_N1(TRANSCODER_A)) = 0x80000; } if (intel_vgpu_has_monitor_on_port(vgpu, PORT_B)) { + vgpu_vreg_t(vgpu, DPLL_CTRL2) &= + ~DPLL_CTRL2_DDI_CLK_OFF(PORT_B); + vgpu_vreg_t(vgpu, DPLL_CTRL2) |= + DPLL_CTRL2_DDI_CLK_SEL(DPLL_ID_SKL_DPLL0, PORT_B); + vgpu_vreg_t(vgpu, DPLL_CTRL2) |= + DPLL_CTRL2_DDI_SEL_OVERRIDE(PORT_B); vgpu_vreg_t(vgpu, SFUSE_STRAP) |= SFUSE_STRAP_DDIB_DETECTED; vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &= ~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK | @@ -236,6 +263,12 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) } if (intel_vgpu_has_monitor_on_port(vgpu, PORT_C)) { + vgpu_vreg_t(vgpu, DPLL_CTRL2) &= + ~DPLL_CTRL2_DDI_CLK_OFF(PORT_C); + vgpu_vreg_t(vgpu, DPLL_CTRL2) |= + DPLL_CTRL2_DDI_CLK_SEL(DPLL_ID_SKL_DPLL0, PORT_C); + vgpu_vreg_t(vgpu, DPLL_CTRL2) |= + DPLL_CTRL2_DDI_SEL_OVERRIDE(PORT_C); vgpu_vreg_t(vgpu, SDEISR) |= SDE_PORTC_HOTPLUG_CPT; vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &= ~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK | @@ -256,6 +289,12 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu) } if (intel_vgpu_has_monitor_on_port(vgpu, PORT_D)) { + vgpu_vreg_t(vgpu, DPLL_CTRL2) &= + ~DPLL_CTRL2_DDI_CLK_OFF(PORT_D); + vgpu_vreg_t(vgpu, DPLL_CTRL2) |= + DPLL_CTRL2_DDI_CLK_SEL(DPLL_ID_SKL_DPLL0, PORT_D); + vgpu_vreg_t(vgpu, DPLL_CTRL2) |= + DPLL_CTRL2_DDI_SEL_OVERRIDE(PORT_D); vgpu_vreg_t(vgpu, SDEISR) |= SDE_PORTD_HOTPLUG_CPT; vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &= ~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK | diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index cb11c3184085..e92ed96c9b23 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -290,7 +290,7 @@ static void shadow_context_descriptor_update(struct intel_context *ce, struct intel_vgpu_workload *workload) { - u64 desc = ce->lrc_desc; + u64 desc = ce->lrc.desc; /* * Update bits 0-11 of the context descriptor which includes flags @@ -300,7 +300,7 @@ shadow_context_descriptor_update(struct intel_context *ce, desc |= (u64)workload->ctx_desc.addressing_mode << GEN8_CTX_ADDRESSING_MODE_SHIFT; - ce->lrc_desc = desc; + ce->lrc.desc = desc; } static int copy_workload_to_ring_buffer(struct intel_vgpu_workload *workload) @@ -379,7 +379,11 @@ static void set_context_ppgtt_from_shadow(struct intel_vgpu_workload *workload, for (i = 0; i < GVT_RING_CTX_NR_PDPS; i++) { struct i915_page_directory * const pd = i915_pd_entry(ppgtt->pd, i); - + /* skip now as current i915 ppgtt alloc won't allocate + top level pdp for non 4-level table, won't impact + shadow ppgtt. */ + if (!pd) + break; px_dma(pd) = mm->ppgtt_mm.shadow_pdps[i]; } } diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index 4518b9b35c3d..02ad1acd117c 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -128,6 +128,13 @@ search_again: active = NULL; INIT_LIST_HEAD(&eviction_list); list_for_each_entry_safe(vma, next, &vm->bound_list, vm_link) { + if (vma == active) { /* now seen this vma twice */ + if (flags & PIN_NONBLOCK) + break; + + active = ERR_PTR(-EAGAIN); + } + /* * We keep this list in a rough least-recently scanned order * of active elements (inactive elements are cheap to reap). @@ -143,21 +150,12 @@ search_again: * To notice when we complete one full cycle, we record the * first active element seen, before moving it to the tail. */ - if (i915_vma_is_active(vma)) { - if (vma == active) { - if (flags & PIN_NONBLOCK) - break; - - active = ERR_PTR(-EAGAIN); - } - - if (active != ERR_PTR(-EAGAIN)) { - if (!active) - active = vma; + if (active != ERR_PTR(-EAGAIN) && i915_vma_is_active(vma)) { + if (!active) + active = vma; - list_move_tail(&vma->vm_link, &vm->bound_list); - continue; - } + list_move_tail(&vma->vm_link, &vm->bound_list); + continue; } if (mark_free(&scan, vma, flags, &eviction_list)) diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 2a4cd0ba5464..5c8e51d2ba5b 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1207,8 +1207,6 @@ static void engine_record_registers(struct intel_engine_coredump *ee) static void record_request(const struct i915_request *request, struct i915_request_coredump *erq) { - const struct i915_gem_context *ctx; - erq->flags = request->fence.flags; erq->context = request->fence.context; erq->seqno = request->fence.seqno; @@ -1219,9 +1217,13 @@ static void record_request(const struct i915_request *request, erq->pid = 0; rcu_read_lock(); - ctx = rcu_dereference(request->context->gem_context); - if (ctx) - erq->pid = pid_nr(ctx->pid); + if (!intel_context_is_closed(request->context)) { + const struct i915_gem_context *ctx; + + ctx = rcu_dereference(request->context->gem_context); + if (ctx) + erq->pid = pid_nr(ctx->pid); + } rcu_read_unlock(); } diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index d91557d842dc..8a2b83807ffc 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3361,7 +3361,7 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) u32 de_pipe_masked = gen8_de_pipe_fault_mask(dev_priv) | GEN8_PIPE_CDCLK_CRC_DONE; u32 de_pipe_enables; - u32 de_port_masked = GEN8_AUX_CHANNEL_A; + u32 de_port_masked = gen8_de_port_aux_mask(dev_priv); u32 de_port_enables; u32 de_misc_masked = GEN8_DE_EDP_PSR; enum pipe pipe; @@ -3369,18 +3369,8 @@ static void gen8_de_irq_postinstall(struct drm_i915_private *dev_priv) if (INTEL_GEN(dev_priv) <= 10) de_misc_masked |= GEN8_DE_MISC_GSE; - if (INTEL_GEN(dev_priv) >= 9) { - de_port_masked |= GEN9_AUX_CHANNEL_B | GEN9_AUX_CHANNEL_C | - GEN9_AUX_CHANNEL_D; - if (IS_GEN9_LP(dev_priv)) - de_port_masked |= BXT_DE_PORT_GMBUS; - } - - if (INTEL_GEN(dev_priv) >= 11) - de_port_masked |= ICL_AUX_CHANNEL_E; - - if (IS_CNL_WITH_PORT_F(dev_priv) || INTEL_GEN(dev_priv) >= 11) - de_port_masked |= CNL_AUX_CHANNEL_F; + if (IS_GEN9_LP(dev_priv)) + de_port_masked |= BXT_DE_PORT_GMBUS; de_pipe_enables = de_pipe_masked | GEN8_PIPE_VBLANK | GEN8_PIPE_FIFO_UNDERRUN; diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 66a46e41d5ef..cf2c01f17da8 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -1310,8 +1310,7 @@ static int oa_get_render_ctx_id(struct i915_perf_stream *stream) * dropped by GuC. They won't be part of the context * ID in the OA reports, so squash those lower bits. */ - stream->specific_ctx_id = - lower_32_bits(ce->lrc_desc) >> 12; + stream->specific_ctx_id = ce->lrc.lrca >> 12; /* * GuC uses the top bit to signal proxy submission, so @@ -1328,11 +1327,10 @@ static int oa_get_render_ctx_id(struct i915_perf_stream *stream) ((1U << GEN11_SW_CTX_ID_WIDTH) - 1) << (GEN11_SW_CTX_ID_SHIFT - 32); /* * Pick an unused context id - * 0 - (NUM_CONTEXT_TAG - 1) are used by other contexts + * 0 - BITS_PER_LONG are used by other contexts * GEN12_MAX_CONTEXT_HW_ID (0x7ff) is used by idle context */ stream->specific_ctx_id = (GEN12_MAX_CONTEXT_HW_ID - 1) << (GEN11_SW_CTX_ID_SHIFT - 32); - BUILD_BUG_ON((GEN12_MAX_CONTEXT_HW_ID - 1) < NUM_CONTEXT_TAG); break; } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index e0c6021fdaf9..6e12000c4b6b 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3094,6 +3094,7 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) #define GT_BSD_CS_ERROR_INTERRUPT (1 << 15) #define GT_BSD_USER_INTERRUPT (1 << 12) #define GT_RENDER_L3_PARITY_ERROR_INTERRUPT_S1 (1 << 11) /* hsw+; rsvd on snb, ivb, vlv */ +#define GT_WAIT_SEMAPHORE_INTERRUPT REG_BIT(11) /* bdw+ */ #define GT_CONTEXT_SWITCH_INTERRUPT (1 << 8) #define GT_RENDER_L3_PARITY_ERROR_INTERRUPT (1 << 5) /* !snb */ #define GT_RENDER_PIPECTL_NOTIFY_INTERRUPT (1 << 4) diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c index c0df71d7d0ff..e2b78db685ea 100644 --- a/drivers/gpu/drm/i915/i915_request.c +++ b/drivers/gpu/drm/i915/i915_request.c @@ -1017,11 +1017,15 @@ i915_request_await_request(struct i915_request *to, struct i915_request *from) GEM_BUG_ON(to == from); GEM_BUG_ON(to->timeline == from->timeline); - if (i915_request_completed(from)) + if (i915_request_completed(from)) { + i915_sw_fence_set_error_once(&to->submit, from->fence.error); return 0; + } if (to->engine->schedule) { - ret = i915_sched_node_add_dependency(&to->sched, &from->sched); + ret = i915_sched_node_add_dependency(&to->sched, + &from->sched, + I915_DEPENDENCY_EXTERNAL); if (ret < 0) return ret; } @@ -1183,7 +1187,9 @@ __i915_request_await_execution(struct i915_request *to, /* Couple the dependency tree for PI on this exposed to->fence */ if (to->engine->schedule) { - err = i915_sched_node_add_dependency(&to->sched, &from->sched); + err = i915_sched_node_add_dependency(&to->sched, + &from->sched, + I915_DEPENDENCY_WEAK); if (err < 0) return err; } diff --git a/drivers/gpu/drm/i915/i915_scheduler.c b/drivers/gpu/drm/i915/i915_scheduler.c index 68b06a7ba667..f0a9e8958ca0 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.c +++ b/drivers/gpu/drm/i915/i915_scheduler.c @@ -456,7 +456,8 @@ bool __i915_sched_node_add_dependency(struct i915_sched_node *node, } int i915_sched_node_add_dependency(struct i915_sched_node *node, - struct i915_sched_node *signal) + struct i915_sched_node *signal, + unsigned long flags) { struct i915_dependency *dep; @@ -465,8 +466,7 @@ int i915_sched_node_add_dependency(struct i915_sched_node *node, return -ENOMEM; if (!__i915_sched_node_add_dependency(node, signal, dep, - I915_DEPENDENCY_EXTERNAL | - I915_DEPENDENCY_ALLOC)) + flags | I915_DEPENDENCY_ALLOC)) i915_dependency_free(dep); return 0; diff --git a/drivers/gpu/drm/i915/i915_scheduler.h b/drivers/gpu/drm/i915/i915_scheduler.h index d1dc4efef77b..6f0bf00fc569 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.h +++ b/drivers/gpu/drm/i915/i915_scheduler.h @@ -34,7 +34,8 @@ bool __i915_sched_node_add_dependency(struct i915_sched_node *node, unsigned long flags); int i915_sched_node_add_dependency(struct i915_sched_node *node, - struct i915_sched_node *signal); + struct i915_sched_node *signal, + unsigned long flags); void i915_sched_node_fini(struct i915_sched_node *node); diff --git a/drivers/gpu/drm/i915/i915_scheduler_types.h b/drivers/gpu/drm/i915/i915_scheduler_types.h index d18e70550054..7186875088a0 100644 --- a/drivers/gpu/drm/i915/i915_scheduler_types.h +++ b/drivers/gpu/drm/i915/i915_scheduler_types.h @@ -78,6 +78,7 @@ struct i915_dependency { unsigned long flags; #define I915_DEPENDENCY_ALLOC BIT(0) #define I915_DEPENDENCY_EXTERNAL BIT(1) +#define I915_DEPENDENCY_WEAK BIT(2) }; #endif /* _I915_SCHEDULER_TYPES_H_ */ diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c index 82e3bc280622..2cd7a7e87c0a 100644 --- a/drivers/gpu/drm/i915/i915_vma.c +++ b/drivers/gpu/drm/i915/i915_vma.c @@ -1228,18 +1228,6 @@ int __i915_vma_unbind(struct i915_vma *vma) lockdep_assert_held(&vma->vm->mutex); - /* - * First wait upon any activity as retiring the request may - * have side-effects such as unpinning or even unbinding this vma. - * - * XXX Actually waiting under the vm->mutex is a hinderance and - * should be pipelined wherever possible. In cases where that is - * unavoidable, we should lift the wait to before the mutex. - */ - ret = i915_vma_sync(vma); - if (ret) - return ret; - if (i915_vma_is_pinned(vma)) { vma_print_allocator(vma, "is pinned"); return -EAGAIN; @@ -1313,15 +1301,20 @@ int i915_vma_unbind(struct i915_vma *vma) if (!drm_mm_node_allocated(&vma->node)) return 0; - if (i915_vma_is_bound(vma, I915_VMA_GLOBAL_BIND)) - /* XXX not always required: nop_clear_range */ - wakeref = intel_runtime_pm_get(&vm->i915->runtime_pm); - /* Optimistic wait before taking the mutex */ err = i915_vma_sync(vma); if (err) goto out_rpm; + if (i915_vma_is_pinned(vma)) { + vma_print_allocator(vma, "is pinned"); + return -EAGAIN; + } + + if (i915_vma_is_bound(vma, I915_VMA_GLOBAL_BIND)) + /* XXX not always required: nop_clear_range */ + wakeref = intel_runtime_pm_get(&vm->i915->runtime_pm); + err = mutex_lock_interruptible(&vm->mutex); if (err) goto out_rpm; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 8375054ba27d..a52986a9e7a6 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4992,7 +4992,7 @@ static void skl_compute_plane_wm(const struct intel_crtc_state *crtc_state, * WaIncreaseLatencyIPCEnabled: kbl,cfl * Display WA #1141: kbl,cfl */ - if ((IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) || + if ((IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) && dev_priv->ipc_enabled) latency += 4; diff --git a/drivers/gpu/drm/i915/selftests/i915_vma.c b/drivers/gpu/drm/i915/selftests/i915_vma.c index 58b5f40a07dd..af89c7fc8f59 100644 --- a/drivers/gpu/drm/i915/selftests/i915_vma.c +++ b/drivers/gpu/drm/i915/selftests/i915_vma.c @@ -173,7 +173,7 @@ static int igt_vma_create(void *arg) } nc = 0; - for_each_prime_number(num_ctx, 2 * NUM_CONTEXT_TAG) { + for_each_prime_number(num_ctx, 2 * BITS_PER_LONG) { for (; nc < num_ctx; nc++) { ctx = mock_context(i915, "mock"); if (!ctx) diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index b5f5eb7b4bb9..8c2e1b47e81a 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -412,9 +412,7 @@ static int __maybe_unused meson_drv_pm_resume(struct device *dev) if (priv->afbcd.ops) priv->afbcd.ops->init(priv); - drm_mode_config_helper_resume(priv->drm); - - return 0; + return drm_mode_config_helper_resume(priv->drm); } static int compare_of(struct device *dev, void *data) diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index bd268028fb3d..583cd6e0ae27 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -1039,6 +1039,7 @@ void tegra_drm_free(struct tegra_drm *tegra, size_t size, void *virt, static bool host1x_drm_wants_iommu(struct host1x_device *dev) { + struct host1x *host1x = dev_get_drvdata(dev->dev.parent); struct iommu_domain *domain; /* @@ -1076,7 +1077,7 @@ static bool host1x_drm_wants_iommu(struct host1x_device *dev) * sufficient and whether or not the host1x is attached to an IOMMU * doesn't matter. */ - if (!domain && dma_get_mask(dev->dev.parent) <= DMA_BIT_MASK(32)) + if (!domain && host1x_get_dma_mask(host1x) <= DMA_BIT_MASK(32)) return true; return domain != NULL; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 8cdcd6e5f9e1..3596f3923ea3 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -850,7 +850,7 @@ extern void vmw_bo_bo_free(struct ttm_buffer_object *bo); extern int vmw_bo_init(struct vmw_private *dev_priv, struct vmw_buffer_object *vmw_bo, size_t size, struct ttm_placement *placement, - bool interuptable, + bool interruptible, void (*bo_free)(struct ttm_buffer_object *bo)); extern int vmw_user_bo_verify_access(struct ttm_buffer_object *bo, struct ttm_object_file *tfile); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c index 178a6cd1a06f..0f8d29397157 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c @@ -515,7 +515,7 @@ bool vmw_fence_obj_signaled(struct vmw_fence_obj *fence) struct vmw_fence_manager *fman = fman_from_fence(fence); if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) - return 1; + return true; vmw_fences_update(fman); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c index 7ef51fa84b01..126f93c0b0b8 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c @@ -1651,7 +1651,7 @@ vmw_gb_surface_reference_internal(struct drm_device *dev, struct vmw_surface_metadata *metadata; struct ttm_base_object *base; uint32_t backup_handle; - int ret = -EINVAL; + int ret; ret = vmw_surface_handle_reference(dev_priv, file_priv, req->sid, req->handle_type, &base); diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 388bcc2889aa..d24344e91922 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -192,17 +192,55 @@ static void host1x_setup_sid_table(struct host1x *host) } } +static bool host1x_wants_iommu(struct host1x *host1x) +{ + /* + * If we support addressing a maximum of 32 bits of physical memory + * and if the host1x firewall is enabled, there's no need to enable + * IOMMU support. This can happen for example on Tegra20, Tegra30 + * and Tegra114. + * + * Tegra124 and later can address up to 34 bits of physical memory and + * many platforms come equipped with more than 2 GiB of system memory, + * which requires crossing the 4 GiB boundary. But there's a catch: on + * SoCs before Tegra186 (i.e. Tegra124 and Tegra210), the host1x can + * only address up to 32 bits of memory in GATHER opcodes, which means + * that command buffers need to either be in the first 2 GiB of system + * memory (which could quickly lead to memory exhaustion), or command + * buffers need to be treated differently from other buffers (which is + * not possible with the current ABI). + * + * A third option is to use the IOMMU in these cases to make sure all + * buffers will be mapped into a 32-bit IOVA space that host1x can + * address. This allows all of the system memory to be used and works + * within the limitations of the host1x on these SoCs. + * + * In summary, default to enable IOMMU on Tegra124 and later. For any + * of the earlier SoCs, only use the IOMMU for additional safety when + * the host1x firewall is disabled. + */ + if (host1x->info->dma_mask <= DMA_BIT_MASK(32)) { + if (IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL)) + return false; + } + + return true; +} + static struct iommu_domain *host1x_iommu_attach(struct host1x *host) { struct iommu_domain *domain = iommu_get_domain_for_dev(host->dev); int err; /* - * If the host1x firewall is enabled, there's no need to enable IOMMU - * support. Similarly, if host1x is already attached to an IOMMU (via - * the DMA API), don't try to attach again. + * We may not always want to enable IOMMU support (for example if the + * host1x firewall is already enabled and we don't support addressing + * more than 32 bits of physical memory), so check for that first. + * + * Similarly, if host1x is already attached to an IOMMU (via the DMA + * API), don't try to attach again. */ - if (IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL) || domain) + if (!host1x_wants_iommu(host) || domain) return domain; host->group = iommu_group_get(host->dev); @@ -502,6 +540,19 @@ static void __exit tegra_host1x_exit(void) } module_exit(tegra_host1x_exit); +/** + * host1x_get_dma_mask() - query the supported DMA mask for host1x + * @host1x: host1x instance + * + * Note that this returns the supported DMA mask for host1x, which can be + * different from the applicable DMA mask under certain circumstances. + */ +u64 host1x_get_dma_mask(struct host1x *host1x) +{ + return host1x->info->dma_mask; +} +EXPORT_SYMBOL(host1x_get_dma_mask); + MODULE_AUTHOR("Thierry Reding <thierry.reding@avionic-design.de>"); MODULE_AUTHOR("Terje Bergstrom <tbergstrom@nvidia.com>"); MODULE_DESCRIPTION("Host1x driver for Tegra products"); diff --git a/drivers/hwmon/da9052-hwmon.c b/drivers/hwmon/da9052-hwmon.c index 53b517dbe7e6..4af2fc309c28 100644 --- a/drivers/hwmon/da9052-hwmon.c +++ b/drivers/hwmon/da9052-hwmon.c @@ -244,9 +244,9 @@ static ssize_t da9052_tsi_show(struct device *dev, int channel = to_sensor_dev_attr(devattr)->index; int ret; - mutex_lock(&hwmon->hwmon_lock); + mutex_lock(&hwmon->da9052->auxadc_lock); ret = __da9052_read_tsi(dev, channel); - mutex_unlock(&hwmon->hwmon_lock); + mutex_unlock(&hwmon->da9052->auxadc_lock); if (ret < 0) return ret; diff --git a/drivers/hwmon/drivetemp.c b/drivers/hwmon/drivetemp.c index 9179460c2d9d..0d4f3d97ffc6 100644 --- a/drivers/hwmon/drivetemp.c +++ b/drivers/hwmon/drivetemp.c @@ -346,7 +346,7 @@ static int drivetemp_identify_sata(struct drivetemp_data *st) st->have_temp_highest = temp_is_valid(buf[SCT_STATUS_TEMP_HIGHEST]); if (!have_sct_data_table) - goto skip_sct; + goto skip_sct_data; /* Request and read temperature history table */ memset(buf, '\0', sizeof(st->smartdata)); diff --git a/drivers/hwmon/nct7904.c b/drivers/hwmon/nct7904.c index 1f5743d68984..a7eb10d2a053 100644 --- a/drivers/hwmon/nct7904.c +++ b/drivers/hwmon/nct7904.c @@ -41,6 +41,7 @@ #define FANCTL_MAX 4 /* Counted from 1 */ #define TCPU_MAX 8 /* Counted from 1 */ #define TEMP_MAX 4 /* Counted from 1 */ +#define SMI_STS_MAX 10 /* Counted from 1 */ #define VT_ADC_CTRL0_REG 0x20 /* Bank 0 */ #define VT_ADC_CTRL1_REG 0x21 /* Bank 0 */ @@ -361,6 +362,7 @@ static int nct7904_read_temp(struct device *dev, u32 attr, int channel, struct nct7904_data *data = dev_get_drvdata(dev); int ret, temp; unsigned int reg1, reg2, reg3; + s8 temps; switch (attr) { case hwmon_temp_input: @@ -466,7 +468,8 @@ static int nct7904_read_temp(struct device *dev, u32 attr, int channel, if (ret < 0) return ret; - *val = ret * 1000; + temps = ret; + *val = temps * 1000; return 0; } @@ -1009,6 +1012,13 @@ static int nct7904_probe(struct i2c_client *client, data->fan_mode[i] = ret; } + /* Read all of SMI status register to clear alarms */ + for (i = 0; i < SMI_STS_MAX; i++) { + ret = nct7904_read_reg(data, BANK_0, SMI_STS1_REG + i); + if (ret < 0) + return ret; + } + hwmon_dev = devm_hwmon_device_register_with_info(dev, client->name, data, &nct7904_chip_info, NULL); diff --git a/drivers/hwtracing/coresight/coresight-cti-platform.c b/drivers/hwtracing/coresight/coresight-cti-platform.c index b44d83142b62..2fdaeec80ee5 100644 --- a/drivers/hwtracing/coresight/coresight-cti-platform.c +++ b/drivers/hwtracing/coresight/coresight-cti-platform.c @@ -120,7 +120,7 @@ static int cti_plat_create_v8_etm_connection(struct device *dev, /* Can optionally have an etm node - return if not */ cs_fwnode = fwnode_find_reference(root_fwnode, CTI_DT_CSDEV_ASSOC, 0); - if (IS_ERR_OR_NULL(cs_fwnode)) + if (IS_ERR(cs_fwnode)) return 0; /* allocate memory */ @@ -393,7 +393,7 @@ static int cti_plat_create_connection(struct device *dev, /* associated device ? */ cs_fwnode = fwnode_find_reference(fwnode, CTI_DT_CSDEV_ASSOC, 0); - if (!IS_ERR_OR_NULL(cs_fwnode)) { + if (!IS_ERR(cs_fwnode)) { assoc_name = cti_plat_get_csdev_or_node_name(cs_fwnode, &csdev); fwnode_handle_put(cs_fwnode); diff --git a/drivers/i2c/algos/i2c-algo-pca.c b/drivers/i2c/algos/i2c-algo-pca.c index dff4e178c732..7f10312d1b88 100644 --- a/drivers/i2c/algos/i2c-algo-pca.c +++ b/drivers/i2c/algos/i2c-algo-pca.c @@ -542,7 +542,7 @@ int i2c_pca_add_numbered_bus(struct i2c_adapter *adap) EXPORT_SYMBOL(i2c_pca_add_numbered_bus); MODULE_AUTHOR("Ian Campbell <icampbell@arcom.com>, " - "Wolfram Sang <w.sang@pengutronix.de>"); + "Wolfram Sang <kernel@pengutronix.de>"); MODULE_DESCRIPTION("I2C-Bus PCA9564/PCA9665 algorithm"); MODULE_LICENSE("GPL"); diff --git a/drivers/i2c/busses/i2c-altera.c b/drivers/i2c/busses/i2c-altera.c index f5c00f903df3..16ddc26c00e6 100644 --- a/drivers/i2c/busses/i2c-altera.c +++ b/drivers/i2c/busses/i2c-altera.c @@ -70,6 +70,7 @@ * @isr_mask: cached copy of local ISR enables. * @isr_status: cached copy of local ISR status. * @lock: spinlock for IRQ synchronization. + * @isr_mutex: mutex for IRQ thread. */ struct altr_i2c_dev { void __iomem *base; @@ -86,6 +87,7 @@ struct altr_i2c_dev { u32 isr_mask; u32 isr_status; spinlock_t lock; /* IRQ synchronization */ + struct mutex isr_mutex; }; static void @@ -245,10 +247,11 @@ static irqreturn_t altr_i2c_isr(int irq, void *_dev) struct altr_i2c_dev *idev = _dev; u32 status = idev->isr_status; + mutex_lock(&idev->isr_mutex); if (!idev->msg) { dev_warn(idev->dev, "unexpected interrupt\n"); altr_i2c_int_clear(idev, ALTR_I2C_ALL_IRQ); - return IRQ_HANDLED; + goto out; } read = (idev->msg->flags & I2C_M_RD) != 0; @@ -301,6 +304,8 @@ static irqreturn_t altr_i2c_isr(int irq, void *_dev) complete(&idev->msg_complete); dev_dbg(idev->dev, "Message Complete\n"); } +out: + mutex_unlock(&idev->isr_mutex); return IRQ_HANDLED; } @@ -312,6 +317,7 @@ static int altr_i2c_xfer_msg(struct altr_i2c_dev *idev, struct i2c_msg *msg) u32 value; u8 addr = i2c_8bit_addr_from_msg(msg); + mutex_lock(&idev->isr_mutex); idev->msg = msg; idev->msg_len = msg->len; idev->buf = msg->buf; @@ -336,6 +342,7 @@ static int altr_i2c_xfer_msg(struct altr_i2c_dev *idev, struct i2c_msg *msg) altr_i2c_int_enable(idev, imask, true); altr_i2c_fill_tx_fifo(idev); } + mutex_unlock(&idev->isr_mutex); time_left = wait_for_completion_timeout(&idev->msg_complete, ALTR_I2C_XFER_TIMEOUT); @@ -409,6 +416,7 @@ static int altr_i2c_probe(struct platform_device *pdev) idev->dev = &pdev->dev; init_completion(&idev->msg_complete); spin_lock_init(&idev->lock); + mutex_init(&idev->isr_mutex); ret = device_property_read_u32(idev->dev, "fifo-size", &idev->fifo_size); diff --git a/drivers/i2c/busses/i2c-at91-master.c b/drivers/i2c/busses/i2c-at91-master.c index 0aba51a7df32..37b96ac9dfae 100644 --- a/drivers/i2c/busses/i2c-at91-master.c +++ b/drivers/i2c/busses/i2c-at91-master.c @@ -845,6 +845,18 @@ static int at91_init_twi_recovery_info(struct platform_device *pdev, PINCTRL_STATE_DEFAULT); dev->pinctrl_pins_gpio = pinctrl_lookup_state(dev->pinctrl, "gpio"); + if (IS_ERR(dev->pinctrl_pins_default) || + IS_ERR(dev->pinctrl_pins_gpio)) { + dev_info(&pdev->dev, "pinctrl states incomplete for recovery\n"); + return -EINVAL; + } + + /* + * pins will be taken as GPIO, so we might as well inform pinctrl about + * this and move the state to GPIO + */ + pinctrl_select_state(dev->pinctrl, dev->pinctrl_pins_gpio); + rinfo->sda_gpiod = devm_gpiod_get(&pdev->dev, "sda", GPIOD_IN); if (PTR_ERR(rinfo->sda_gpiod) == -EPROBE_DEFER) return -EPROBE_DEFER; @@ -855,9 +867,7 @@ static int at91_init_twi_recovery_info(struct platform_device *pdev, return -EPROBE_DEFER; if (IS_ERR(rinfo->sda_gpiod) || - IS_ERR(rinfo->scl_gpiod) || - IS_ERR(dev->pinctrl_pins_default) || - IS_ERR(dev->pinctrl_pins_gpio)) { + IS_ERR(rinfo->scl_gpiod)) { dev_info(&pdev->dev, "recovery information incomplete\n"); if (!IS_ERR(rinfo->sda_gpiod)) { gpiod_put(rinfo->sda_gpiod); @@ -867,9 +877,13 @@ static int at91_init_twi_recovery_info(struct platform_device *pdev, gpiod_put(rinfo->scl_gpiod); rinfo->scl_gpiod = NULL; } + pinctrl_select_state(dev->pinctrl, dev->pinctrl_pins_default); return -EINVAL; } + /* change the state of the pins back to their default state */ + pinctrl_select_state(dev->pinctrl, dev->pinctrl_pins_default); + dev_info(&pdev->dev, "using scl, sda for recovery\n"); rinfo->prepare_recovery = at91_prepare_twi_recovery; diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index a66912782064..1f1442dfcad7 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -7,7 +7,7 @@ * Mux support by Rodolfo Giometti <giometti@enneenne.com> and * Michael Lawnick <michael.lawnick.ext@nsn.com> * - * Copyright (C) 2013-2017 Wolfram Sang <wsa@the-dreams.de> + * Copyright (C) 2013-2017 Wolfram Sang <wsa@kernel.org> */ #define pr_fmt(fmt) "i2c-core: " fmt @@ -338,8 +338,10 @@ static int i2c_device_probe(struct device *dev) } else if (ACPI_COMPANION(dev)) { irq = i2c_acpi_get_irq(client); } - if (irq == -EPROBE_DEFER) - return irq; + if (irq == -EPROBE_DEFER) { + status = irq; + goto put_sync_adapter; + } if (irq < 0) irq = 0; @@ -353,15 +355,19 @@ static int i2c_device_probe(struct device *dev) */ if (!driver->id_table && !i2c_acpi_match_device(dev->driver->acpi_match_table, client) && - !i2c_of_match_device(dev->driver->of_match_table, client)) - return -ENODEV; + !i2c_of_match_device(dev->driver->of_match_table, client)) { + status = -ENODEV; + goto put_sync_adapter; + } if (client->flags & I2C_CLIENT_WAKE) { int wakeirq; wakeirq = of_irq_get_byname(dev->of_node, "wakeup"); - if (wakeirq == -EPROBE_DEFER) - return wakeirq; + if (wakeirq == -EPROBE_DEFER) { + status = wakeirq; + goto put_sync_adapter; + } device_init_wakeup(&client->dev, true); @@ -408,6 +414,10 @@ err_detach_pm_domain: err_clear_wakeup_irq: dev_pm_clear_wake_irq(&client->dev); device_init_wakeup(&client->dev, false); +put_sync_adapter: + if (client->flags & I2C_CLIENT_HOST_NOTIFY) + pm_runtime_put_sync(&client->adapter->dev); + return status; } diff --git a/drivers/i2c/i2c-core-of.c b/drivers/i2c/i2c-core-of.c index 6787c1f71483..3ed74aa4b44b 100644 --- a/drivers/i2c/i2c-core-of.c +++ b/drivers/i2c/i2c-core-of.c @@ -5,7 +5,7 @@ * Copyright (C) 2008 Jochen Friedrich <jochen@scram.de> * based on a previous patch from Jon Smirl <jonsmirl@gmail.com> * - * Copyright (C) 2013, 2018 Wolfram Sang <wsa@the-dreams.de> + * Copyright (C) 2013, 2018 Wolfram Sang <wsa@kernel.org> */ #include <dt-bindings/i2c/i2c.h> diff --git a/drivers/i2c/muxes/i2c-demux-pinctrl.c b/drivers/i2c/muxes/i2c-demux-pinctrl.c index 0e16490eb3a1..5365199a31f4 100644 --- a/drivers/i2c/muxes/i2c-demux-pinctrl.c +++ b/drivers/i2c/muxes/i2c-demux-pinctrl.c @@ -272,6 +272,7 @@ static int i2c_demux_pinctrl_probe(struct platform_device *pdev) err_rollback_available: device_remove_file(&pdev->dev, &dev_attr_available_masters); err_rollback: + i2c_demux_deactivate_master(priv); for (j = 0; j < i; j++) { of_node_put(priv->chan[j].parent_np); of_changeset_destroy(&priv->chan[j].chgset); diff --git a/drivers/iio/accel/sca3000.c b/drivers/iio/accel/sca3000.c index 66d768d971e1..6e429072e44a 100644 --- a/drivers/iio/accel/sca3000.c +++ b/drivers/iio/accel/sca3000.c @@ -980,7 +980,7 @@ static int sca3000_read_data(struct sca3000_state *st, st->tx[0] = SCA3000_READ_REG(reg_address_high); ret = spi_sync_transfer(st->us, xfer, ARRAY_SIZE(xfer)); if (ret) { - dev_err(get_device(&st->us->dev), "problem reading register"); + dev_err(&st->us->dev, "problem reading register\n"); return ret; } diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c index ae622ee6d08c..dfc3a306c667 100644 --- a/drivers/iio/adc/stm32-adc.c +++ b/drivers/iio/adc/stm32-adc.c @@ -1812,18 +1812,18 @@ static int stm32_adc_chan_of_init(struct iio_dev *indio_dev) return 0; } -static int stm32_adc_dma_request(struct iio_dev *indio_dev) +static int stm32_adc_dma_request(struct device *dev, struct iio_dev *indio_dev) { struct stm32_adc *adc = iio_priv(indio_dev); struct dma_slave_config config; int ret; - adc->dma_chan = dma_request_chan(&indio_dev->dev, "rx"); + adc->dma_chan = dma_request_chan(dev, "rx"); if (IS_ERR(adc->dma_chan)) { ret = PTR_ERR(adc->dma_chan); if (ret != -ENODEV) { if (ret != -EPROBE_DEFER) - dev_err(&indio_dev->dev, + dev_err(dev, "DMA channel request failed with %d\n", ret); return ret; @@ -1930,7 +1930,7 @@ static int stm32_adc_probe(struct platform_device *pdev) if (ret < 0) return ret; - ret = stm32_adc_dma_request(indio_dev); + ret = stm32_adc_dma_request(dev, indio_dev); if (ret < 0) return ret; diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c index 76a60d93fe23..506bf519f64c 100644 --- a/drivers/iio/adc/stm32-dfsdm-adc.c +++ b/drivers/iio/adc/stm32-dfsdm-adc.c @@ -62,7 +62,7 @@ enum sd_converter_type { struct stm32_dfsdm_dev_data { int type; - int (*init)(struct iio_dev *indio_dev); + int (*init)(struct device *dev, struct iio_dev *indio_dev); unsigned int num_channels; const struct regmap_config *regmap_cfg; }; @@ -1365,11 +1365,12 @@ static void stm32_dfsdm_dma_release(struct iio_dev *indio_dev) } } -static int stm32_dfsdm_dma_request(struct iio_dev *indio_dev) +static int stm32_dfsdm_dma_request(struct device *dev, + struct iio_dev *indio_dev) { struct stm32_dfsdm_adc *adc = iio_priv(indio_dev); - adc->dma_chan = dma_request_chan(&indio_dev->dev, "rx"); + adc->dma_chan = dma_request_chan(dev, "rx"); if (IS_ERR(adc->dma_chan)) { int ret = PTR_ERR(adc->dma_chan); @@ -1425,7 +1426,7 @@ static int stm32_dfsdm_adc_chan_init_one(struct iio_dev *indio_dev, &adc->dfsdm->ch_list[ch->channel]); } -static int stm32_dfsdm_audio_init(struct iio_dev *indio_dev) +static int stm32_dfsdm_audio_init(struct device *dev, struct iio_dev *indio_dev) { struct iio_chan_spec *ch; struct stm32_dfsdm_adc *adc = iio_priv(indio_dev); @@ -1452,10 +1453,10 @@ static int stm32_dfsdm_audio_init(struct iio_dev *indio_dev) indio_dev->num_channels = 1; indio_dev->channels = ch; - return stm32_dfsdm_dma_request(indio_dev); + return stm32_dfsdm_dma_request(dev, indio_dev); } -static int stm32_dfsdm_adc_init(struct iio_dev *indio_dev) +static int stm32_dfsdm_adc_init(struct device *dev, struct iio_dev *indio_dev) { struct iio_chan_spec *ch; struct stm32_dfsdm_adc *adc = iio_priv(indio_dev); @@ -1499,17 +1500,17 @@ static int stm32_dfsdm_adc_init(struct iio_dev *indio_dev) init_completion(&adc->completion); /* Optionally request DMA */ - ret = stm32_dfsdm_dma_request(indio_dev); + ret = stm32_dfsdm_dma_request(dev, indio_dev); if (ret) { if (ret != -ENODEV) { if (ret != -EPROBE_DEFER) - dev_err(&indio_dev->dev, + dev_err(dev, "DMA channel request failed with %d\n", ret); return ret; } - dev_dbg(&indio_dev->dev, "No DMA support\n"); + dev_dbg(dev, "No DMA support\n"); return 0; } @@ -1622,7 +1623,7 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev) adc->dfsdm->fl_list[adc->fl_id].sync_mode = val; adc->dev_data = dev_data; - ret = dev_data->init(iio); + ret = dev_data->init(dev, iio); if (ret < 0) return ret; diff --git a/drivers/iio/adc/ti-ads8344.c b/drivers/iio/adc/ti-ads8344.c index abe4b56c847c..8a8792010c20 100644 --- a/drivers/iio/adc/ti-ads8344.c +++ b/drivers/iio/adc/ti-ads8344.c @@ -32,16 +32,17 @@ struct ads8344 { u8 rx_buf[3]; }; -#define ADS8344_VOLTAGE_CHANNEL(chan, si) \ +#define ADS8344_VOLTAGE_CHANNEL(chan, addr) \ { \ .type = IIO_VOLTAGE, \ .indexed = 1, \ .channel = chan, \ .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \ .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), \ + .address = addr, \ } -#define ADS8344_VOLTAGE_CHANNEL_DIFF(chan1, chan2, si) \ +#define ADS8344_VOLTAGE_CHANNEL_DIFF(chan1, chan2, addr) \ { \ .type = IIO_VOLTAGE, \ .indexed = 1, \ @@ -50,6 +51,7 @@ struct ads8344 { .differential = 1, \ .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \ .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), \ + .address = addr, \ } static const struct iio_chan_spec ads8344_channels[] = { @@ -105,7 +107,7 @@ static int ads8344_read_raw(struct iio_dev *iio, switch (mask) { case IIO_CHAN_INFO_RAW: mutex_lock(&adc->lock); - *value = ads8344_adc_conversion(adc, channel->scan_index, + *value = ads8344_adc_conversion(adc, channel->address, channel->differential); mutex_unlock(&adc->lock); if (*value < 0) diff --git a/drivers/iio/chemical/atlas-sensor.c b/drivers/iio/chemical/atlas-sensor.c index a6d996ab9a66..78a27e36bf32 100644 --- a/drivers/iio/chemical/atlas-sensor.c +++ b/drivers/iio/chemical/atlas-sensor.c @@ -198,7 +198,19 @@ static const struct iio_chan_spec atlas_orp_channels[] = { }; static const struct iio_chan_spec atlas_do_channels[] = { - ATLAS_CONCENTRATION_CHANNEL(0, ATLAS_REG_DO_DATA), + { + .type = IIO_CONCENTRATION, + .address = ATLAS_REG_DO_DATA, + .info_mask_separate = + BIT(IIO_CHAN_INFO_RAW) | BIT(IIO_CHAN_INFO_SCALE), + .scan_index = 0, + .scan_type = { + .sign = 'u', + .realbits = 32, + .storagebits = 32, + .endianness = IIO_BE, + }, + }, IIO_CHAN_SOFT_TIMESTAMP(1), { .type = IIO_TEMP, diff --git a/drivers/iio/dac/vf610_dac.c b/drivers/iio/dac/vf610_dac.c index c1e15ede0e8e..9417a4a3e22a 100644 --- a/drivers/iio/dac/vf610_dac.c +++ b/drivers/iio/dac/vf610_dac.c @@ -226,6 +226,7 @@ static int vf610_dac_probe(struct platform_device *pdev) return 0; error_iio_device_register: + vf610_dac_exit(info); clk_disable_unprepare(info->clk); return ret; diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c index e20d2ca928cc..c1f83fe0d8da 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c @@ -637,8 +637,10 @@ st_lsm6dsx_shub_write_raw(struct iio_dev *iio_dev, ref_sensor = iio_priv(hw->iio_devs[ST_LSM6DSX_ID_ACC]); odr = st_lsm6dsx_check_odr(ref_sensor, val, &odr_val); - if (odr < 0) - return odr; + if (odr < 0) { + err = odr; + goto release; + } sensor->ext_info.slv_odr = val; sensor->odr = odr; @@ -653,6 +655,7 @@ st_lsm6dsx_shub_write_raw(struct iio_dev *iio_dev, break; } +release: iio_device_release_direct_mode(iio_dev); return err; diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c index 717b798cddad..a670209bbce6 100644 --- a/drivers/infiniband/core/cache.c +++ b/drivers/infiniband/core/cache.c @@ -1553,8 +1553,11 @@ int ib_cache_setup_one(struct ib_device *device) if (err) return err; - rdma_for_each_port (device, p) - ib_cache_update(device, p, true); + rdma_for_each_port (device, p) { + err = ib_cache_update(device, p, true); + if (err) + return err; + } return 0; } diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c index 9eec26d10d7b..e16105be2eb2 100644 --- a/drivers/infiniband/core/nldev.c +++ b/drivers/infiniband/core/nldev.c @@ -1292,11 +1292,10 @@ static int res_get_common_doit(struct sk_buff *skb, struct nlmsghdr *nlh, has_cap_net_admin = netlink_capable(skb, CAP_NET_ADMIN); ret = fill_func(msg, has_cap_net_admin, res, port); - - rdma_restrack_put(res); if (ret) goto err_free; + rdma_restrack_put(res); nlmsg_end(msg, nlh); ib_device_put(device); return rdma_nl_unicast(sock_net(skb->sk), msg, NETLINK_CB(skb).portid); diff --git a/drivers/infiniband/core/rdma_core.c b/drivers/infiniband/core/rdma_core.c index 177333d8bcda..bf8e149d3191 100644 --- a/drivers/infiniband/core/rdma_core.c +++ b/drivers/infiniband/core/rdma_core.c @@ -459,7 +459,8 @@ alloc_begin_fd_uobject(const struct uverbs_api_object *obj, struct ib_uobject *uobj; struct file *filp; - if (WARN_ON(fd_type->fops->release != &uverbs_uobject_fd_release)) + if (WARN_ON(fd_type->fops->release != &uverbs_uobject_fd_release && + fd_type->fops->release != &uverbs_async_event_release)) return ERR_PTR(-EINVAL); new_fd = get_unused_fd_flags(O_CLOEXEC); diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h index 7df71983212d..3d189c7ee59e 100644 --- a/drivers/infiniband/core/uverbs.h +++ b/drivers/infiniband/core/uverbs.h @@ -219,6 +219,7 @@ void ib_uverbs_init_event_queue(struct ib_uverbs_event_queue *ev_queue); void ib_uverbs_init_async_event_file(struct ib_uverbs_async_event_file *ev_file); void ib_uverbs_free_event_queue(struct ib_uverbs_event_queue *event_queue); void ib_uverbs_flow_resources_free(struct ib_uflow_resources *uflow_res); +int uverbs_async_event_release(struct inode *inode, struct file *filp); int ib_alloc_ucontext(struct uverbs_attr_bundle *attrs); int ib_init_ucontext(struct uverbs_attr_bundle *attrs); @@ -227,6 +228,9 @@ void ib_uverbs_release_ucq(struct ib_uverbs_completion_event_file *ev_file, struct ib_ucq_object *uobj); void ib_uverbs_release_uevent(struct ib_uevent_object *uobj); void ib_uverbs_release_file(struct kref *ref); +void ib_uverbs_async_handler(struct ib_uverbs_async_event_file *async_file, + __u64 element, __u64 event, + struct list_head *obj_list, u32 *counter); void ib_uverbs_comp_handler(struct ib_cq *cq, void *cq_context); void ib_uverbs_cq_event_handler(struct ib_event *event, void *context_ptr); diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 17fc25db0311..1bab8de14757 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -346,7 +346,7 @@ const struct file_operations uverbs_async_event_fops = { .owner = THIS_MODULE, .read = ib_uverbs_async_event_read, .poll = ib_uverbs_async_event_poll, - .release = uverbs_uobject_fd_release, + .release = uverbs_async_event_release, .fasync = ib_uverbs_async_event_fasync, .llseek = no_llseek, }; @@ -386,10 +386,9 @@ void ib_uverbs_comp_handler(struct ib_cq *cq, void *cq_context) kill_fasync(&ev_queue->async_queue, SIGIO, POLL_IN); } -static void -ib_uverbs_async_handler(struct ib_uverbs_async_event_file *async_file, - __u64 element, __u64 event, struct list_head *obj_list, - u32 *counter) +void ib_uverbs_async_handler(struct ib_uverbs_async_event_file *async_file, + __u64 element, __u64 event, + struct list_head *obj_list, u32 *counter) { struct ib_uverbs_event *entry; unsigned long flags; @@ -1187,9 +1186,6 @@ static void ib_uverbs_free_hw_resources(struct ib_uverbs_device *uverbs_dev, */ mutex_unlock(&uverbs_dev->lists_mutex); - ib_uverbs_async_handler(READ_ONCE(file->async_file), 0, - IB_EVENT_DEVICE_FATAL, NULL, NULL); - uverbs_destroy_ufile_hw(file, RDMA_REMOVE_DRIVER_REMOVE); kref_put(&file->ref, ib_uverbs_release_file); diff --git a/drivers/infiniband/core/uverbs_std_types_async_fd.c b/drivers/infiniband/core/uverbs_std_types_async_fd.c index 82ec0806b34b..61899eaf1f91 100644 --- a/drivers/infiniband/core/uverbs_std_types_async_fd.c +++ b/drivers/infiniband/core/uverbs_std_types_async_fd.c @@ -26,10 +26,38 @@ static int uverbs_async_event_destroy_uobj(struct ib_uobject *uobj, container_of(uobj, struct ib_uverbs_async_event_file, uobj); ib_unregister_event_handler(&event_file->event_handler); - ib_uverbs_free_event_queue(&event_file->ev_queue); + + if (why == RDMA_REMOVE_DRIVER_REMOVE) + ib_uverbs_async_handler(event_file, 0, IB_EVENT_DEVICE_FATAL, + NULL, NULL); return 0; } +int uverbs_async_event_release(struct inode *inode, struct file *filp) +{ + struct ib_uverbs_async_event_file *event_file; + struct ib_uobject *uobj = filp->private_data; + int ret; + + if (!uobj) + return uverbs_uobject_fd_release(inode, filp); + + event_file = + container_of(uobj, struct ib_uverbs_async_event_file, uobj); + + /* + * The async event FD has to deliver IB_EVENT_DEVICE_FATAL even after + * disassociation, so cleaning the event list must only happen after + * release. The user knows it has reached the end of the event stream + * when it sees IB_EVENT_DEVICE_FATAL. + */ + uverbs_uobject_get(uobj); + ret = uverbs_uobject_fd_release(inode, filp); + ib_uverbs_free_event_queue(&event_file->ev_queue); + uverbs_uobject_put(uobj); + return ret; +} + DECLARE_UVERBS_NAMED_METHOD( UVERBS_METHOD_ASYNC_EVENT_ALLOC, UVERBS_ATTR_FD(UVERBS_ATTR_ASYNC_EVENT_ALLOC_FD_HANDLE, diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index d69dece3b1d5..30e08bcc9afb 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -2891,8 +2891,7 @@ static int peer_abort(struct c4iw_dev *dev, struct sk_buff *skb) srqidx = ABORT_RSS_SRQIDX_G( be32_to_cpu(req->srqidx_status)); if (srqidx) { - complete_cached_srq_buffers(ep, - req->srqidx_status); + complete_cached_srq_buffers(ep, srqidx); } else { /* Hold ep ref until finish_peer_abort() */ c4iw_get_ep(&ep->com); @@ -3878,8 +3877,8 @@ static int read_tcb_rpl(struct c4iw_dev *dev, struct sk_buff *skb) return 0; } - ep->srqe_idx = t4_tcb_get_field32(tcb, TCB_RQ_START_W, TCB_RQ_START_W, - TCB_RQ_START_S); + ep->srqe_idx = t4_tcb_get_field32(tcb, TCB_RQ_START_W, TCB_RQ_START_M, + TCB_RQ_START_S); cleanup: pr_debug("ep %p tid %u %016x\n", ep, ep->hwtid, ep->srqe_idx); diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c index 13e4203497b3..a92346e88628 100644 --- a/drivers/infiniband/hw/hfi1/user_sdma.c +++ b/drivers/infiniband/hw/hfi1/user_sdma.c @@ -589,10 +589,6 @@ int hfi1_user_sdma_process_request(struct hfi1_filedata *fd, set_comp_state(pq, cq, info.comp_idx, QUEUED, 0); pq->state = SDMA_PKT_Q_ACTIVE; - /* Send the first N packets in the request to buy us some time */ - ret = user_sdma_send_pkts(req, pcount); - if (unlikely(ret < 0 && ret != -EBUSY)) - goto free_req; /* * This is a somewhat blocking send implementation. diff --git a/drivers/infiniband/hw/i40iw/i40iw_cm.c b/drivers/infiniband/hw/i40iw/i40iw_cm.c index bb78d3280acc..fa7a5ff498c7 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_cm.c +++ b/drivers/infiniband/hw/i40iw/i40iw_cm.c @@ -1987,7 +1987,6 @@ static int i40iw_addr_resolve_neigh(struct i40iw_device *iwdev, struct rtable *rt; struct neighbour *neigh; int rc = arpindex; - struct net_device *netdev = iwdev->netdev; __be32 dst_ipaddr = htonl(dst_ip); __be32 src_ipaddr = htonl(src_ip); @@ -1997,9 +1996,6 @@ static int i40iw_addr_resolve_neigh(struct i40iw_device *iwdev, return rc; } - if (netif_is_bond_slave(netdev)) - netdev = netdev_master_upper_dev_get(netdev); - neigh = dst_neigh_lookup(&rt->dst, &dst_ipaddr); rcu_read_lock(); @@ -2065,7 +2061,6 @@ static int i40iw_addr_resolve_neigh_ipv6(struct i40iw_device *iwdev, { struct neighbour *neigh; int rc = arpindex; - struct net_device *netdev = iwdev->netdev; struct dst_entry *dst; struct sockaddr_in6 dst_addr; struct sockaddr_in6 src_addr; @@ -2086,9 +2081,6 @@ static int i40iw_addr_resolve_neigh_ipv6(struct i40iw_device *iwdev, return rc; } - if (netif_is_bond_slave(netdev)) - netdev = netdev_master_upper_dev_get(netdev); - neigh = dst_neigh_lookup(dst, dst_addr.sin6_addr.in6_u.u6_addr32); rcu_read_lock(); diff --git a/drivers/infiniband/hw/i40iw/i40iw_hw.c b/drivers/infiniband/hw/i40iw/i40iw_hw.c index 55a1fbf0e670..ae8b97c30665 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_hw.c +++ b/drivers/infiniband/hw/i40iw/i40iw_hw.c @@ -534,7 +534,7 @@ void i40iw_manage_arp_cache(struct i40iw_device *iwdev, int arp_index; arp_index = i40iw_arp_table(iwdev, ip_addr, ipv4, mac_addr, action); - if (arp_index == -1) + if (arp_index < 0) return; cqp_request = i40iw_get_cqp_request(&iwdev->cqp, false); if (!cqp_request) diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 2f9f78912267..cf51e3cbd969 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -2891,6 +2891,7 @@ static int build_sriov_qp0_header(struct mlx4_ib_sqp *sqp, int send_size; int header_size; int spc; + int err; int i; if (wr->wr.opcode != IB_WR_SEND) @@ -2925,7 +2926,9 @@ static int build_sriov_qp0_header(struct mlx4_ib_sqp *sqp, sqp->ud_header.lrh.virtual_lane = 0; sqp->ud_header.bth.solicited_event = !!(wr->wr.send_flags & IB_SEND_SOLICITED); - ib_get_cached_pkey(ib_dev, sqp->qp.port, 0, &pkey); + err = ib_get_cached_pkey(ib_dev, sqp->qp.port, 0, &pkey); + if (err) + return err; sqp->ud_header.bth.pkey = cpu_to_be16(pkey); if (sqp->qp.mlx4_ib_qp_type == MLX4_IB_QPT_TUN_SMI_OWNER) sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->remote_qpn); @@ -3212,9 +3215,14 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, const struct ib_ud_wr *wr, } sqp->ud_header.bth.solicited_event = !!(wr->wr.send_flags & IB_SEND_SOLICITED); if (!sqp->qp.ibqp.qp_num) - ib_get_cached_pkey(ib_dev, sqp->qp.port, sqp->pkey_index, &pkey); + err = ib_get_cached_pkey(ib_dev, sqp->qp.port, sqp->pkey_index, + &pkey); else - ib_get_cached_pkey(ib_dev, sqp->qp.port, wr->pkey_index, &pkey); + err = ib_get_cached_pkey(ib_dev, sqp->qp.port, wr->pkey_index, + &pkey); + if (err) + return err; + sqp->ud_header.bth.pkey = cpu_to_be16(pkey); sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->remote_qpn); sqp->ud_header.bth.psn = cpu_to_be32((sqp->send_psn++) & ((1 << 24) - 1)); diff --git a/drivers/infiniband/sw/rxe/rxe_mmap.c b/drivers/infiniband/sw/rxe/rxe_mmap.c index 48f48122ddcb..6a413d73b95d 100644 --- a/drivers/infiniband/sw/rxe/rxe_mmap.c +++ b/drivers/infiniband/sw/rxe/rxe_mmap.c @@ -151,7 +151,7 @@ struct rxe_mmap_info *rxe_create_mmap_info(struct rxe_dev *rxe, u32 size, ip = kmalloc(sizeof(*ip), GFP_KERNEL); if (!ip) - return NULL; + return ERR_PTR(-ENOMEM); size = PAGE_ALIGN(size); diff --git a/drivers/infiniband/sw/rxe/rxe_queue.c b/drivers/infiniband/sw/rxe/rxe_queue.c index ff92704de32f..245040c3a35d 100644 --- a/drivers/infiniband/sw/rxe/rxe_queue.c +++ b/drivers/infiniband/sw/rxe/rxe_queue.c @@ -45,12 +45,15 @@ int do_mmap_info(struct rxe_dev *rxe, struct mminfo __user *outbuf, if (outbuf) { ip = rxe_create_mmap_info(rxe, buf_size, udata, buf); - if (!ip) + if (IS_ERR(ip)) { + err = PTR_ERR(ip); goto err1; + } - err = copy_to_user(outbuf, &ip->info, sizeof(ip->info)); - if (err) + if (copy_to_user(outbuf, &ip->info, sizeof(ip->info))) { + err = -EFAULT; goto err2; + } spin_lock_bh(&rxe->pending_lock); list_add(&ip->pending_mmaps, &rxe->pending_mmaps); @@ -64,7 +67,7 @@ int do_mmap_info(struct rxe_dev *rxe, struct mminfo __user *outbuf, err2: kfree(ip); err1: - return -EINVAL; + return err; } inline void rxe_queue_reset(struct rxe_queue *q) diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 1dc3718560d0..2883ac389abb 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -127,7 +127,8 @@ static inline int get_acpihid_device_id(struct device *dev, return -ENODEV; list_for_each_entry(p, &acpihid_map, list) { - if (acpi_dev_hid_uid_match(adev, p->hid, p->uid)) { + if (acpi_dev_hid_uid_match(adev, p->hid, + p->uid[0] ? p->uid : NULL)) { if (entry) *entry = p; return p->devid; diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c index 2b9a67ecc6ac..5b81fd16f5fa 100644 --- a/drivers/iommu/amd_iommu_init.c +++ b/drivers/iommu/amd_iommu_init.c @@ -1329,8 +1329,8 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu, } case IVHD_DEV_ACPI_HID: { u16 devid; - u8 hid[ACPIHID_HID_LEN] = {0}; - u8 uid[ACPIHID_UID_LEN] = {0}; + u8 hid[ACPIHID_HID_LEN]; + u8 uid[ACPIHID_UID_LEN]; int ret; if (h->type != 0x40) { @@ -1347,6 +1347,7 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu, break; } + uid[0] = '\0'; switch (e->uidf) { case UID_NOT_PRESENT: @@ -1361,8 +1362,8 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu, break; case UID_IS_CHARACTER: - memcpy(uid, (u8 *)(&e->uid), ACPIHID_UID_LEN - 1); - uid[ACPIHID_UID_LEN - 1] = '\0'; + memcpy(uid, &e->uid, e->uidl); + uid[e->uidl] = '\0'; break; default: diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index 7b375421afba..1faa08c8bbb4 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -693,6 +693,15 @@ out: return ret; } +static bool iommu_is_attach_deferred(struct iommu_domain *domain, + struct device *dev) +{ + if (domain->ops->is_attach_deferred) + return domain->ops->is_attach_deferred(domain, dev); + + return false; +} + /** * iommu_group_add_device - add a device to an iommu group * @group: the group into which to add the device (reference should be held) @@ -747,7 +756,7 @@ rename: mutex_lock(&group->mutex); list_add_tail(&device->list, &group->devices); - if (group->domain) + if (group->domain && !iommu_is_attach_deferred(group->domain, dev)) ret = __iommu_attach_device(group->domain, dev); mutex_unlock(&group->mutex); if (ret) @@ -1653,9 +1662,6 @@ static int __iommu_attach_device(struct iommu_domain *domain, struct device *dev) { int ret; - if ((domain->ops->is_attach_deferred != NULL) && - domain->ops->is_attach_deferred(domain, dev)) - return 0; if (unlikely(domain->ops->attach_dev == NULL)) return -ENODEV; @@ -1727,8 +1733,7 @@ EXPORT_SYMBOL_GPL(iommu_sva_unbind_gpasid); static void __iommu_detach_device(struct iommu_domain *domain, struct device *dev) { - if ((domain->ops->is_attach_deferred != NULL) && - domain->ops->is_attach_deferred(domain, dev)) + if (iommu_is_attach_deferred(domain, dev)) return; if (unlikely(domain->ops->detach_dev == NULL)) diff --git a/drivers/ipack/carriers/tpci200.c b/drivers/ipack/carriers/tpci200.c index 23445ebfda5c..ec71063fff76 100644 --- a/drivers/ipack/carriers/tpci200.c +++ b/drivers/ipack/carriers/tpci200.c @@ -306,6 +306,7 @@ static int tpci200_register(struct tpci200_board *tpci200) "(bn 0x%X, sn 0x%X) failed to map driver user space!", tpci200->info->pdev->bus->number, tpci200->info->pdev->devfn); + res = -ENOMEM; goto out_release_mem8_space; } diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c index 06038b325b02..55da6428ceb0 100644 --- a/drivers/misc/cardreader/rtsx_pcr.c +++ b/drivers/misc/cardreader/rtsx_pcr.c @@ -142,6 +142,9 @@ static void rtsx_comm_pm_full_on(struct rtsx_pcr *pcr) rtsx_disable_aspm(pcr); + /* Fixes DMA transfer timout issue after disabling ASPM on RTS5260 */ + msleep(1); + if (option->ltr_enabled) rtsx_set_ltr_latency(pcr, option->ltr_active_latency); diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c index 204d807e755b..b32c825a0945 100644 --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -266,6 +266,7 @@ void mei_me_cl_rm_by_uuid(struct mei_device *dev, const uuid_le *uuid) down_write(&dev->me_clients_rwsem); me_cl = __mei_me_cl_by_uuid(dev, uuid); __mei_me_cl_del(dev, me_cl); + mei_me_cl_put(me_cl); up_write(&dev->me_clients_rwsem); } @@ -287,6 +288,7 @@ void mei_me_cl_rm_by_uuid_id(struct mei_device *dev, const uuid_le *uuid, u8 id) down_write(&dev->me_clients_rwsem); me_cl = __mei_me_cl_by_uuid_id(dev, uuid, id); __mei_me_cl_del(dev, me_cl); + mei_me_cl_put(me_cl); up_write(&dev->me_clients_rwsem); } diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 8499b56a15a8..c5367e2c8487 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -1370,6 +1370,7 @@ static void mmc_blk_cqe_complete_rq(struct mmc_queue *mq, struct request *req) struct mmc_request *mrq = &mqrq->brq.mrq; struct request_queue *q = req->q; struct mmc_host *host = mq->card->host; + enum mmc_issue_type issue_type = mmc_issue_type(mq, req); unsigned long flags; bool put_card; int err; @@ -1399,7 +1400,7 @@ static void mmc_blk_cqe_complete_rq(struct mmc_queue *mq, struct request *req) spin_lock_irqsave(&mq->lock, flags); - mq->in_flight[mmc_issue_type(mq, req)] -= 1; + mq->in_flight[issue_type] -= 1; put_card = (mmc_tot_in_flight(mq) == 0); diff --git a/drivers/mmc/core/queue.c b/drivers/mmc/core/queue.c index 25bee3daf9e2..4b1eb89b401d 100644 --- a/drivers/mmc/core/queue.c +++ b/drivers/mmc/core/queue.c @@ -107,11 +107,10 @@ static enum blk_eh_timer_return mmc_cqe_timed_out(struct request *req) case MMC_ISSUE_DCMD: if (host->cqe_ops->cqe_timeout(host, mrq, &recovery_needed)) { if (recovery_needed) - __mmc_cqe_recovery_notifier(mq); + mmc_cqe_recovery_notifier(mrq); return BLK_EH_RESET_TIMER; } - /* No timeout (XXX: huh? comment doesn't make much sense) */ - blk_mq_complete_request(req); + /* The request has gone already */ return BLK_EH_DONE; default: /* Timeout is handled by mmc core */ @@ -127,18 +126,13 @@ static enum blk_eh_timer_return mmc_mq_timed_out(struct request *req, struct mmc_card *card = mq->card; struct mmc_host *host = card->host; unsigned long flags; - int ret; + bool ignore_tout; spin_lock_irqsave(&mq->lock, flags); - - if (mq->recovery_needed || !mq->use_cqe || host->hsq_enabled) - ret = BLK_EH_RESET_TIMER; - else - ret = mmc_cqe_timed_out(req); - + ignore_tout = mq->recovery_needed || !mq->use_cqe || host->hsq_enabled; spin_unlock_irqrestore(&mq->lock, flags); - return ret; + return ignore_tout ? BLK_EH_RESET_TIMER : mmc_cqe_timed_out(req); } static void mmc_mq_recovery_handler(struct work_struct *work) diff --git a/drivers/mmc/host/alcor.c b/drivers/mmc/host/alcor.c index 1aee485d56d4..026ca9194ce5 100644 --- a/drivers/mmc/host/alcor.c +++ b/drivers/mmc/host/alcor.c @@ -1104,7 +1104,7 @@ static int alcor_pci_sdmmc_drv_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "Failed to get irq for data line\n"); - return ret; + goto free_host; } mutex_init(&host->cmd_mutex); @@ -1116,6 +1116,10 @@ static int alcor_pci_sdmmc_drv_probe(struct platform_device *pdev) dev_set_drvdata(&pdev->dev, host); mmc_add_host(mmc); return 0; + +free_host: + mmc_free_host(mmc); + return ret; } static int alcor_pci_sdmmc_drv_remove(struct platform_device *pdev) diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c index faba53cf139b..d8b76cb8698a 100644 --- a/drivers/mmc/host/sdhci-acpi.c +++ b/drivers/mmc/host/sdhci-acpi.c @@ -605,10 +605,12 @@ static int sdhci_acpi_emmc_amd_probe_slot(struct platform_device *pdev, } static const struct sdhci_acpi_slot sdhci_acpi_slot_amd_emmc = { - .chip = &sdhci_acpi_chip_amd, - .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE, - .quirks = SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_32BIT_DMA_SIZE | - SDHCI_QUIRK_32BIT_ADMA_SIZE, + .chip = &sdhci_acpi_chip_amd, + .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE, + .quirks = SDHCI_QUIRK_32BIT_DMA_ADDR | + SDHCI_QUIRK_32BIT_DMA_SIZE | + SDHCI_QUIRK_32BIT_ADMA_SIZE, + .quirks2 = SDHCI_QUIRK2_BROKEN_64_BIT_DMA, .probe_slot = sdhci_acpi_emmc_amd_probe_slot, }; diff --git a/drivers/mmc/host/sdhci-pci-gli.c b/drivers/mmc/host/sdhci-pci-gli.c index ce15a05f23d4..fd76aa672e02 100644 --- a/drivers/mmc/host/sdhci-pci-gli.c +++ b/drivers/mmc/host/sdhci-pci-gli.c @@ -26,6 +26,9 @@ #define SDHCI_GLI_9750_DRIVING_2 GENMASK(27, 26) #define GLI_9750_DRIVING_1_VALUE 0xFFF #define GLI_9750_DRIVING_2_VALUE 0x3 +#define SDHCI_GLI_9750_SEL_1 BIT(29) +#define SDHCI_GLI_9750_SEL_2 BIT(31) +#define SDHCI_GLI_9750_ALL_RST (BIT(24)|BIT(25)|BIT(28)|BIT(30)) #define SDHCI_GLI_9750_PLL 0x864 #define SDHCI_GLI_9750_PLL_TX2_INV BIT(23) @@ -122,6 +125,8 @@ static void gli_set_9750(struct sdhci_host *host) GLI_9750_DRIVING_1_VALUE); driving_value |= FIELD_PREP(SDHCI_GLI_9750_DRIVING_2, GLI_9750_DRIVING_2_VALUE); + driving_value &= ~(SDHCI_GLI_9750_SEL_1|SDHCI_GLI_9750_SEL_2|SDHCI_GLI_9750_ALL_RST); + driving_value |= SDHCI_GLI_9750_SEL_2; sdhci_writel(host, driving_value, SDHCI_GLI_9750_DRIVING); sw_ctrl_value &= ~SDHCI_GLI_9750_SW_CTRL_4; @@ -334,6 +339,18 @@ static u32 sdhci_gl9750_readl(struct sdhci_host *host, int reg) return value; } +#ifdef CONFIG_PM_SLEEP +static int sdhci_pci_gli_resume(struct sdhci_pci_chip *chip) +{ + struct sdhci_pci_slot *slot = chip->slots[0]; + + pci_free_irq_vectors(slot->chip->pdev); + gli_pcie_enable_msi(slot); + + return sdhci_pci_resume_host(chip); +} +#endif + static const struct sdhci_ops sdhci_gl9755_ops = { .set_clock = sdhci_set_clock, .enable_dma = sdhci_pci_enable_dma, @@ -348,6 +365,9 @@ const struct sdhci_pci_fixes sdhci_gl9755 = { .quirks2 = SDHCI_QUIRK2_BROKEN_DDR50, .probe_slot = gli_probe_slot_gl9755, .ops = &sdhci_gl9755_ops, +#ifdef CONFIG_PM_SLEEP + .resume = sdhci_pci_gli_resume, +#endif }; static const struct sdhci_ops sdhci_gl9750_ops = { @@ -366,4 +386,7 @@ const struct sdhci_pci_fixes sdhci_gl9750 = { .quirks2 = SDHCI_QUIRK2_BROKEN_DDR50, .probe_slot = gli_probe_slot_gl9750, .ops = &sdhci_gl9750_ops, +#ifdef CONFIG_PM_SLEEP + .resume = sdhci_pci_gli_resume, +#endif }; diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 2916674208b3..29d41003d6e0 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -555,7 +555,7 @@ static int mtd_nvmem_add(struct mtd_info *mtd) config.id = -1; config.dev = &mtd->dev; - config.name = mtd->name; + config.name = dev_name(&mtd->dev); config.owner = THIS_MODULE; config.reg_read = mtd_nvmem_reg_read; config.size = mtd->size; diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index e4e3ceeac38f..8f9ffb46a09f 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -2728,9 +2728,8 @@ static int brcmnand_resume(struct device *dev) flash_dma_writel(ctrl, FLASH_DMA_ERROR_STATUS, 0); } - if (has_edu(ctrl)) + if (has_edu(ctrl)) { ctrl->edu_config = edu_readl(ctrl, EDU_CONFIG); - else { edu_writel(ctrl, EDU_CONFIG, ctrl->edu_config); edu_readl(ctrl, EDU_CONFIG); brcmnand_edu_init(ctrl); diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c index b6bb358b96ce..e2c382ffc5b6 100644 --- a/drivers/mtd/nand/spi/core.c +++ b/drivers/mtd/nand/spi/core.c @@ -1089,6 +1089,10 @@ static int spinand_init(struct spinand_device *spinand) mtd->oobavail = ret; + /* Propagate ECC information to mtd_info */ + mtd->ecc_strength = nand->eccreq.strength; + mtd->ecc_step_size = nand->eccreq.step_size; + return 0; err_cleanup_nanddev: diff --git a/drivers/mtd/ubi/debug.c b/drivers/mtd/ubi/debug.c index 54646c2c2744..ac2bdba8bb1a 100644 --- a/drivers/mtd/ubi/debug.c +++ b/drivers/mtd/ubi/debug.c @@ -393,9 +393,6 @@ static void *eraseblk_count_seq_start(struct seq_file *s, loff_t *pos) { struct ubi_device *ubi = s->private; - if (*pos == 0) - return SEQ_START_TOKEN; - if (*pos < ubi->peb_count) return pos; @@ -409,8 +406,6 @@ static void *eraseblk_count_seq_next(struct seq_file *s, void *v, loff_t *pos) { struct ubi_device *ubi = s->private; - if (v == SEQ_START_TOKEN) - return pos; (*pos)++; if (*pos < ubi->peb_count) @@ -432,11 +427,8 @@ static int eraseblk_count_seq_show(struct seq_file *s, void *iter) int err; /* If this is the start, print a header */ - if (iter == SEQ_START_TOKEN) { - seq_puts(s, - "physical_block_number\terase_count\tblock_status\tread_status\n"); - return 0; - } + if (*block_number == 0) + seq_puts(s, "physical_block_number\terase_count\n"); err = ubi_io_is_bad(ubi, *block_number); if (err) diff --git a/drivers/net/bareudp.c b/drivers/net/bareudp.c index cc0703c3d57f..efd1a1d1f35e 100644 --- a/drivers/net/bareudp.c +++ b/drivers/net/bareudp.c @@ -136,25 +136,21 @@ static int bareudp_udp_encap_recv(struct sock *sk, struct sk_buff *skb) oiph = skb_network_header(skb); skb_reset_network_header(skb); - if (family == AF_INET) + if (!IS_ENABLED(CONFIG_IPV6) || family == AF_INET) err = IP_ECN_decapsulate(oiph, skb); -#if IS_ENABLED(CONFIG_IPV6) else err = IP6_ECN_decapsulate(oiph, skb); -#endif if (unlikely(err)) { if (log_ecn_error) { - if (family == AF_INET) + if (!IS_ENABLED(CONFIG_IPV6) || family == AF_INET) net_info_ratelimited("non-ECT from %pI4 " "with TOS=%#x\n", &((struct iphdr *)oiph)->saddr, ((struct iphdr *)oiph)->tos); -#if IS_ENABLED(CONFIG_IPV6) else net_info_ratelimited("non-ECT from %pI6\n", &((struct ipv6hdr *)oiph)->saddr); -#endif } if (err > 1) { ++bareudp->dev->stats.rx_frame_errors; @@ -350,7 +346,6 @@ free_dst: return err; } -#if IS_ENABLED(CONFIG_IPV6) static int bareudp6_xmit_skb(struct sk_buff *skb, struct net_device *dev, struct bareudp_dev *bareudp, const struct ip_tunnel_info *info) @@ -411,7 +406,6 @@ free_dst: dst_release(dst); return err; } -#endif static netdev_tx_t bareudp_xmit(struct sk_buff *skb, struct net_device *dev) { @@ -435,11 +429,9 @@ static netdev_tx_t bareudp_xmit(struct sk_buff *skb, struct net_device *dev) } rcu_read_lock(); -#if IS_ENABLED(CONFIG_IPV6) - if (info->mode & IP_TUNNEL_INFO_IPV6) + if (IS_ENABLED(CONFIG_IPV6) && info->mode & IP_TUNNEL_INFO_IPV6) err = bareudp6_xmit_skb(skb, dev, bareudp, info); else -#endif err = bareudp_xmit_skb(skb, dev, bareudp, info); rcu_read_unlock(); @@ -467,7 +459,7 @@ static int bareudp_fill_metadata_dst(struct net_device *dev, use_cache = ip_tunnel_dst_cache_usable(skb, info); - if (ip_tunnel_info_af(info) == AF_INET) { + if (!IS_ENABLED(CONFIG_IPV6) || ip_tunnel_info_af(info) == AF_INET) { struct rtable *rt; __be32 saddr; @@ -478,7 +470,6 @@ static int bareudp_fill_metadata_dst(struct net_device *dev, ip_rt_put(rt); info->key.u.ipv4.src = saddr; -#if IS_ENABLED(CONFIG_IPV6) } else if (ip_tunnel_info_af(info) == AF_INET6) { struct dst_entry *dst; struct in6_addr saddr; @@ -492,7 +483,6 @@ static int bareudp_fill_metadata_dst(struct net_device *dev, dst_release(dst); info->key.u.ipv6.src = saddr; -#endif } else { return -EINVAL; } diff --git a/drivers/net/can/ifi_canfd/ifi_canfd.c b/drivers/net/can/ifi_canfd/ifi_canfd.c index 04d59bede5ea..74503cacf594 100644 --- a/drivers/net/can/ifi_canfd/ifi_canfd.c +++ b/drivers/net/can/ifi_canfd/ifi_canfd.c @@ -947,8 +947,11 @@ static int ifi_canfd_plat_probe(struct platform_device *pdev) u32 id, rev; addr = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(addr)) + return PTR_ERR(addr); + irq = platform_get_irq(pdev, 0); - if (IS_ERR(addr) || irq < 0) + if (irq < 0) return -EINVAL; id = readl(addr + IFI_CANFD_IP_ID); diff --git a/drivers/net/can/sun4i_can.c b/drivers/net/can/sun4i_can.c index e3ba8ab0cbf4..e2c6cf4b2228 100644 --- a/drivers/net/can/sun4i_can.c +++ b/drivers/net/can/sun4i_can.c @@ -792,7 +792,7 @@ static int sun4ican_probe(struct platform_device *pdev) addr = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(addr)) { - err = -EBUSY; + err = PTR_ERR(addr); goto exit; } diff --git a/drivers/net/dsa/b53/b53_srab.c b/drivers/net/dsa/b53/b53_srab.c index 0a1be5259be0..38cd8285ac67 100644 --- a/drivers/net/dsa/b53/b53_srab.c +++ b/drivers/net/dsa/b53/b53_srab.c @@ -609,7 +609,7 @@ static int b53_srab_probe(struct platform_device *pdev) priv->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(priv->regs)) - return -ENOMEM; + return PTR_ERR(priv->regs); dev = b53_switch_alloc(&pdev->dev, &b53_srab_ops, priv); if (!dev) diff --git a/drivers/net/dsa/dsa_loop.c b/drivers/net/dsa/dsa_loop.c index fdcb70b9f0e4..400207c5c7de 100644 --- a/drivers/net/dsa/dsa_loop.c +++ b/drivers/net/dsa/dsa_loop.c @@ -360,6 +360,7 @@ static void __exit dsa_loop_exit(void) } module_exit(dsa_loop_exit); +MODULE_SOFTDEP("pre: dsa_loop_bdinfo"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Florian Fainelli"); MODULE_DESCRIPTION("DSA loopback driver"); diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 5c444cd722bd..34e4aadfa705 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -628,11 +628,8 @@ mt7530_cpu_port_enable(struct mt7530_priv *priv, mt7530_write(priv, MT7530_PVC_P(port), PORT_SPEC_TAG); - /* Disable auto learning on the cpu port */ - mt7530_set(priv, MT7530_PSC_P(port), SA_DIS); - - /* Unknown unicast frame fordwarding to the cpu port */ - mt7530_set(priv, MT7530_MFC, UNU_FFP(BIT(port))); + /* Unknown multicast frame forwarding to the cpu port */ + mt7530_rmw(priv, MT7530_MFC, UNM_FFP_MASK, UNM_FFP(BIT(port))); /* Set CPU port number */ if (priv->id == ID_MT7621) @@ -1294,8 +1291,6 @@ mt7530_setup(struct dsa_switch *ds) /* Enable and reset MIB counters */ mt7530_mib_reset(ds); - mt7530_clear(priv, MT7530_MFC, UNU_FFP_MASK); - for (i = 0; i < MT7530_NUM_PORTS; i++) { /* Disable forwarding by default on all ports */ mt7530_rmw(priv, MT7530_PCR_P(i), PCR_MATRIX_MASK, diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h index 979bb6374678..82af4d2d406e 100644 --- a/drivers/net/dsa/mt7530.h +++ b/drivers/net/dsa/mt7530.h @@ -31,6 +31,7 @@ enum { #define MT7530_MFC 0x10 #define BC_FFP(x) (((x) & 0xff) << 24) #define UNM_FFP(x) (((x) & 0xff) << 16) +#define UNM_FFP_MASK UNM_FFP(~0) #define UNU_FFP(x) (((x) & 0xff) << 8) #define UNU_FFP_MASK UNU_FFP(~0) #define CPU_EN BIT(7) diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index e2c6bf0e430e..e8aae64db1ca 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -388,6 +388,7 @@ static int felix_init_structs(struct felix *felix, int num_phys_ports) struct ocelot *ocelot = &felix->ocelot; phy_interface_t *port_phy_modes; resource_size_t switch_base; + struct resource res; int port, i, err; ocelot->num_phys_ports = num_phys_ports; @@ -422,17 +423,16 @@ static int felix_init_structs(struct felix *felix, int num_phys_ports) for (i = 0; i < TARGET_MAX; i++) { struct regmap *target; - struct resource *res; if (!felix->info->target_io_res[i].name) continue; - res = &felix->info->target_io_res[i]; - res->flags = IORESOURCE_MEM; - res->start += switch_base; - res->end += switch_base; + memcpy(&res, &felix->info->target_io_res[i], sizeof(res)); + res.flags = IORESOURCE_MEM; + res.start += switch_base; + res.end += switch_base; - target = ocelot_regmap_init(ocelot, res); + target = ocelot_regmap_init(ocelot, &res); if (IS_ERR(target)) { dev_err(ocelot->dev, "Failed to map device memory space\n"); @@ -453,7 +453,6 @@ static int felix_init_structs(struct felix *felix, int num_phys_ports) for (port = 0; port < num_phys_ports; port++) { struct ocelot_port *ocelot_port; void __iomem *port_regs; - struct resource *res; ocelot_port = devm_kzalloc(ocelot->dev, sizeof(struct ocelot_port), @@ -465,12 +464,12 @@ static int felix_init_structs(struct felix *felix, int num_phys_ports) return -ENOMEM; } - res = &felix->info->port_io_res[port]; - res->flags = IORESOURCE_MEM; - res->start += switch_base; - res->end += switch_base; + memcpy(&res, &felix->info->port_io_res[port], sizeof(res)); + res.flags = IORESOURCE_MEM; + res.start += switch_base; + res.end += switch_base; - port_regs = devm_ioremap_resource(ocelot->dev, res); + port_regs = devm_ioremap_resource(ocelot->dev, &res); if (IS_ERR(port_regs)) { dev_err(ocelot->dev, "failed to map registers for port %d\n", port); diff --git a/drivers/net/dsa/ocelot/felix.h b/drivers/net/dsa/ocelot/felix.h index 9af106513e53..730a8a90e1f7 100644 --- a/drivers/net/dsa/ocelot/felix.h +++ b/drivers/net/dsa/ocelot/felix.h @@ -8,9 +8,9 @@ /* Platform-specific information */ struct felix_info { - struct resource *target_io_res; - struct resource *port_io_res; - struct resource *imdio_res; + const struct resource *target_io_res; + const struct resource *port_io_res; + const struct resource *imdio_res; const struct reg_field *regfields; const u32 *const *map; const struct ocelot_ops *ops; diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c index 8bf395f12b47..5211f05ef2fb 100644 --- a/drivers/net/dsa/ocelot/felix_vsc9959.c +++ b/drivers/net/dsa/ocelot/felix_vsc9959.c @@ -333,10 +333,8 @@ static const u32 *vsc9959_regmap[] = { [GCB] = vsc9959_gcb_regmap, }; -/* Addresses are relative to the PCI device's base address and - * will be fixed up at ioremap time. - */ -static struct resource vsc9959_target_io_res[] = { +/* Addresses are relative to the PCI device's base address */ +static const struct resource vsc9959_target_io_res[] = { [ANA] = { .start = 0x0280000, .end = 0x028ffff, @@ -379,7 +377,7 @@ static struct resource vsc9959_target_io_res[] = { }, }; -static struct resource vsc9959_port_io_res[] = { +static const struct resource vsc9959_port_io_res[] = { { .start = 0x0100000, .end = 0x010ffff, @@ -415,7 +413,7 @@ static struct resource vsc9959_port_io_res[] = { /* Port MAC 0 Internal MDIO bus through which the SerDes acting as an * SGMII/QSGMII MAC PCS can be found. */ -static struct resource vsc9959_imdio_res = { +static const struct resource vsc9959_imdio_res = { .start = 0x8030, .end = 0x8040, .name = "imdio", @@ -1111,7 +1109,7 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) struct device *dev = ocelot->dev; resource_size_t imdio_base; void __iomem *imdio_regs; - struct resource *res; + struct resource res; struct enetc_hw *hw; struct mii_bus *bus; int port; @@ -1128,12 +1126,12 @@ static int vsc9959_mdio_bus_alloc(struct ocelot *ocelot) imdio_base = pci_resource_start(felix->pdev, felix->info->imdio_pci_bar); - res = felix->info->imdio_res; - res->flags = IORESOURCE_MEM; - res->start += imdio_base; - res->end += imdio_base; + memcpy(&res, felix->info->imdio_res, sizeof(res)); + res.flags = IORESOURCE_MEM; + res.start += imdio_base; + res.end += imdio_base; - imdio_regs = devm_ioremap_resource(dev, res); + imdio_regs = devm_ioremap_resource(dev, &res); if (IS_ERR(imdio_regs)) { dev_err(dev, "failed to map internal MDIO registers\n"); return PTR_ERR(imdio_regs); diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c index a58185b1d8bf..3e3711b60d01 100644 --- a/drivers/net/ethernet/apple/bmac.c +++ b/drivers/net/ethernet/apple/bmac.c @@ -1182,7 +1182,7 @@ bmac_get_station_address(struct net_device *dev, unsigned char *ea) int i; unsigned short data; - for (i = 0; i < 6; i++) + for (i = 0; i < 3; i++) { reset_and_select_srom(dev); data = read_srom(dev, i + EnetAddressOffset/2, SROMAddressBits); diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig index 53055ce5dfd6..2a69c0d06f3c 100644 --- a/drivers/net/ethernet/broadcom/Kconfig +++ b/drivers/net/ethernet/broadcom/Kconfig @@ -69,6 +69,7 @@ config BCMGENET select BCM7XXX_PHY select MDIO_BCM_UNIMAC select DIMLIB + select BROADCOM_PHY if ARCH_BCM2835 help This driver supports the built-in Ethernet MACs found in the Broadcom BCM7xxx Set Top Box family chipset. diff --git a/drivers/net/ethernet/freescale/Kconfig b/drivers/net/ethernet/freescale/Kconfig index 2bd7ace0a953..bfc6bfe94d0a 100644 --- a/drivers/net/ethernet/freescale/Kconfig +++ b/drivers/net/ethernet/freescale/Kconfig @@ -77,6 +77,7 @@ config UCC_GETH depends on QUICC_ENGINE && PPC32 select FSL_PQ_MDIO select PHYLIB + select FIXED_PHY ---help--- This driver supports the Gigabit Ethernet mode of the QUICC Engine, which is available on some Freescale SOCs. @@ -90,6 +91,7 @@ config GIANFAR depends on HAS_DMA select FSL_PQ_MDIO select PHYLIB + select FIXED_PHY select CRC32 ---help--- This driver supports the Gigabit TSEC on the MPC83xx, MPC85xx, diff --git a/drivers/net/ethernet/freescale/dpaa/Kconfig b/drivers/net/ethernet/freescale/dpaa/Kconfig index 3b325733a4f8..0a54c7e0e4ae 100644 --- a/drivers/net/ethernet/freescale/dpaa/Kconfig +++ b/drivers/net/ethernet/freescale/dpaa/Kconfig @@ -3,6 +3,7 @@ menuconfig FSL_DPAA_ETH tristate "DPAA Ethernet" depends on FSL_DPAA && FSL_FMAN select PHYLIB + select FIXED_PHY select FSL_FMAN_MAC ---help--- Data Path Acceleration Architecture Ethernet driver, diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index b6c46639aa4c..d97c320a2dc0 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -86,7 +86,7 @@ static void free_rx_fd(struct dpaa2_eth_priv *priv, for (i = 1; i < DPAA2_ETH_MAX_SG_ENTRIES; i++) { addr = dpaa2_sg_get_addr(&sgt[i]); sg_vaddr = dpaa2_iova_to_virt(priv->iommu_domain, addr); - dma_unmap_page(dev, addr, DPAA2_ETH_RX_BUF_SIZE, + dma_unmap_page(dev, addr, priv->rx_buf_size, DMA_BIDIRECTIONAL); free_pages((unsigned long)sg_vaddr, 0); @@ -144,7 +144,7 @@ static struct sk_buff *build_frag_skb(struct dpaa2_eth_priv *priv, /* Get the address and length from the S/G entry */ sg_addr = dpaa2_sg_get_addr(sge); sg_vaddr = dpaa2_iova_to_virt(priv->iommu_domain, sg_addr); - dma_unmap_page(dev, sg_addr, DPAA2_ETH_RX_BUF_SIZE, + dma_unmap_page(dev, sg_addr, priv->rx_buf_size, DMA_BIDIRECTIONAL); sg_length = dpaa2_sg_get_len(sge); @@ -185,7 +185,7 @@ static struct sk_buff *build_frag_skb(struct dpaa2_eth_priv *priv, (page_address(page) - page_address(head_page)); skb_add_rx_frag(skb, i - 1, head_page, page_offset, - sg_length, DPAA2_ETH_RX_BUF_SIZE); + sg_length, priv->rx_buf_size); } if (dpaa2_sg_is_final(sge)) @@ -211,7 +211,7 @@ static void free_bufs(struct dpaa2_eth_priv *priv, u64 *buf_array, int count) for (i = 0; i < count; i++) { vaddr = dpaa2_iova_to_virt(priv->iommu_domain, buf_array[i]); - dma_unmap_page(dev, buf_array[i], DPAA2_ETH_RX_BUF_SIZE, + dma_unmap_page(dev, buf_array[i], priv->rx_buf_size, DMA_BIDIRECTIONAL); free_pages((unsigned long)vaddr, 0); } @@ -335,7 +335,7 @@ static u32 run_xdp(struct dpaa2_eth_priv *priv, break; case XDP_REDIRECT: dma_unmap_page(priv->net_dev->dev.parent, addr, - DPAA2_ETH_RX_BUF_SIZE, DMA_BIDIRECTIONAL); + priv->rx_buf_size, DMA_BIDIRECTIONAL); ch->buf_count--; xdp.data_hard_start = vaddr; err = xdp_do_redirect(priv->net_dev, &xdp, xdp_prog); @@ -374,7 +374,7 @@ static void dpaa2_eth_rx(struct dpaa2_eth_priv *priv, trace_dpaa2_rx_fd(priv->net_dev, fd); vaddr = dpaa2_iova_to_virt(priv->iommu_domain, addr); - dma_sync_single_for_cpu(dev, addr, DPAA2_ETH_RX_BUF_SIZE, + dma_sync_single_for_cpu(dev, addr, priv->rx_buf_size, DMA_BIDIRECTIONAL); fas = dpaa2_get_fas(vaddr, false); @@ -393,13 +393,13 @@ static void dpaa2_eth_rx(struct dpaa2_eth_priv *priv, return; } - dma_unmap_page(dev, addr, DPAA2_ETH_RX_BUF_SIZE, + dma_unmap_page(dev, addr, priv->rx_buf_size, DMA_BIDIRECTIONAL); skb = build_linear_skb(ch, fd, vaddr); } else if (fd_format == dpaa2_fd_sg) { WARN_ON(priv->xdp_prog); - dma_unmap_page(dev, addr, DPAA2_ETH_RX_BUF_SIZE, + dma_unmap_page(dev, addr, priv->rx_buf_size, DMA_BIDIRECTIONAL); skb = build_frag_skb(priv, ch, buf_data); free_pages((unsigned long)vaddr, 0); @@ -974,7 +974,7 @@ static int add_bufs(struct dpaa2_eth_priv *priv, if (!page) goto err_alloc; - addr = dma_map_page(dev, page, 0, DPAA2_ETH_RX_BUF_SIZE, + addr = dma_map_page(dev, page, 0, priv->rx_buf_size, DMA_BIDIRECTIONAL); if (unlikely(dma_mapping_error(dev, addr))) goto err_map; @@ -984,7 +984,7 @@ static int add_bufs(struct dpaa2_eth_priv *priv, /* tracing point */ trace_dpaa2_eth_buf_seed(priv->net_dev, page, DPAA2_ETH_RX_BUF_RAW_SIZE, - addr, DPAA2_ETH_RX_BUF_SIZE, + addr, priv->rx_buf_size, bpid); } @@ -1720,7 +1720,7 @@ static bool xdp_mtu_valid(struct dpaa2_eth_priv *priv, int mtu) int mfl, linear_mfl; mfl = DPAA2_ETH_L2_MAX_FRM(mtu); - linear_mfl = DPAA2_ETH_RX_BUF_SIZE - DPAA2_ETH_RX_HWA_SIZE - + linear_mfl = priv->rx_buf_size - DPAA2_ETH_RX_HWA_SIZE - dpaa2_eth_rx_head_room(priv) - XDP_PACKET_HEADROOM; if (mfl > linear_mfl) { @@ -2462,6 +2462,11 @@ static int set_buffer_layout(struct dpaa2_eth_priv *priv) else rx_buf_align = DPAA2_ETH_RX_BUF_ALIGN; + /* We need to ensure that the buffer size seen by WRIOP is a multiple + * of 64 or 256 bytes depending on the WRIOP version. + */ + priv->rx_buf_size = ALIGN_DOWN(DPAA2_ETH_RX_BUF_SIZE, rx_buf_align); + /* tx buffer */ buf_layout.private_data_size = DPAA2_ETH_SWA_SIZE; buf_layout.pass_timestamp = true; @@ -3126,7 +3131,7 @@ static int bind_dpni(struct dpaa2_eth_priv *priv) pools_params.num_dpbp = 1; pools_params.pools[0].dpbp_id = priv->dpbp_dev->obj_desc.id; pools_params.pools[0].backup_pool = 0; - pools_params.pools[0].buffer_size = DPAA2_ETH_RX_BUF_SIZE; + pools_params.pools[0].buffer_size = priv->rx_buf_size; err = dpni_set_pools(priv->mc_io, 0, priv->mc_token, &pools_params); if (err) { dev_err(dev, "dpni_set_pools() failed\n"); diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h index 7635db3ef903..13242bf5b427 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h @@ -382,6 +382,7 @@ struct dpaa2_eth_priv { u16 tx_data_offset; struct fsl_mc_device *dpbp_dev; + u16 rx_buf_size; u16 bpid; struct iommu_domain *iommu_domain; diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c index 94347c695233..b7141fdc279e 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c @@ -635,7 +635,7 @@ static int num_rules(struct dpaa2_eth_priv *priv) static int update_cls_rule(struct net_device *net_dev, struct ethtool_rx_flow_spec *new_fs, - int location) + unsigned int location) { struct dpaa2_eth_priv *priv = netdev_priv(net_dev); struct dpaa2_eth_cls_rule *rule; diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index 6e5f6dd169b5..552e7554a9f8 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -42,6 +42,7 @@ #include <soc/fsl/qe/ucc.h> #include <soc/fsl/qe/ucc_fast.h> #include <asm/machdep.h> +#include <net/sch_generic.h> #include "ucc_geth.h" @@ -1548,11 +1549,8 @@ static int ugeth_disable(struct ucc_geth_private *ugeth, enum comm_dir mode) static void ugeth_quiesce(struct ucc_geth_private *ugeth) { - /* Prevent any further xmits, plus detach the device. */ - netif_device_detach(ugeth->ndev); - - /* Wait for any current xmits to finish. */ - netif_tx_disable(ugeth->ndev); + /* Prevent any further xmits */ + netif_tx_stop_all_queues(ugeth->ndev); /* Disable the interrupt to avoid NAPI rescheduling. */ disable_irq(ugeth->ug_info->uf_info.irq); @@ -1565,7 +1563,10 @@ static void ugeth_activate(struct ucc_geth_private *ugeth) { napi_enable(&ugeth->napi); enable_irq(ugeth->ug_info->uf_info.irq); - netif_device_attach(ugeth->ndev); + + /* allow to xmit again */ + netif_tx_wake_all_queues(ugeth->ndev); + __netdev_watchdog_up(ugeth->ndev); } /* Called every time the controller might need to be made diff --git a/drivers/net/ethernet/hisilicon/Kconfig b/drivers/net/ethernet/hisilicon/Kconfig index 3892a2062404..2fff43509098 100644 --- a/drivers/net/ethernet/hisilicon/Kconfig +++ b/drivers/net/ethernet/hisilicon/Kconfig @@ -64,7 +64,7 @@ config HNS_MDIO the PHY config HNS - tristate "Hisilicon Network Subsystem Support (Framework)" + tristate ---help--- This selects the framework support for Hisilicon Network Subsystem. It is needed by any driver which provides HNS acceleration engine or make diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c index 8995e32dd1c0..992908e6eebf 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.c @@ -45,6 +45,8 @@ #define MGMT_MSG_TIMEOUT 5000 +#define SET_FUNC_PORT_MGMT_TIMEOUT 25000 + #define mgmt_to_pfhwdev(pf_mgmt) \ container_of(pf_mgmt, struct hinic_pfhwdev, pf_to_mgmt) @@ -238,12 +240,13 @@ static int msg_to_mgmt_sync(struct hinic_pf_to_mgmt *pf_to_mgmt, u8 *buf_in, u16 in_size, u8 *buf_out, u16 *out_size, enum mgmt_direction_type direction, - u16 resp_msg_id) + u16 resp_msg_id, u32 timeout) { struct hinic_hwif *hwif = pf_to_mgmt->hwif; struct pci_dev *pdev = hwif->pdev; struct hinic_recv_msg *recv_msg; struct completion *recv_done; + unsigned long timeo; u16 msg_id; int err; @@ -267,8 +270,9 @@ static int msg_to_mgmt_sync(struct hinic_pf_to_mgmt *pf_to_mgmt, goto unlock_sync_msg; } - if (!wait_for_completion_timeout(recv_done, - msecs_to_jiffies(MGMT_MSG_TIMEOUT))) { + timeo = msecs_to_jiffies(timeout ? timeout : MGMT_MSG_TIMEOUT); + + if (!wait_for_completion_timeout(recv_done, timeo)) { dev_err(&pdev->dev, "MGMT timeout, MSG id = %d\n", msg_id); err = -ETIMEDOUT; goto unlock_sync_msg; @@ -342,6 +346,7 @@ int hinic_msg_to_mgmt(struct hinic_pf_to_mgmt *pf_to_mgmt, { struct hinic_hwif *hwif = pf_to_mgmt->hwif; struct pci_dev *pdev = hwif->pdev; + u32 timeout = 0; if (sync != HINIC_MGMT_MSG_SYNC) { dev_err(&pdev->dev, "Invalid MGMT msg type\n"); @@ -353,9 +358,12 @@ int hinic_msg_to_mgmt(struct hinic_pf_to_mgmt *pf_to_mgmt, return -EINVAL; } + if (cmd == HINIC_PORT_CMD_SET_FUNC_STATE) + timeout = SET_FUNC_PORT_MGMT_TIMEOUT; + return msg_to_mgmt_sync(pf_to_mgmt, mod, cmd, buf_in, in_size, buf_out, out_size, MGMT_DIRECT_SEND, - MSG_NOT_RESP); + MSG_NOT_RESP, timeout); } /** diff --git a/drivers/net/ethernet/huawei/hinic/hinic_main.c b/drivers/net/ethernet/huawei/hinic/hinic_main.c index 13560975c103..63b92f6cc856 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_main.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_main.c @@ -483,7 +483,6 @@ static int hinic_close(struct net_device *netdev) { struct hinic_dev *nic_dev = netdev_priv(netdev); unsigned int flags; - int err; down(&nic_dev->mgmt_lock); @@ -497,20 +496,9 @@ static int hinic_close(struct net_device *netdev) up(&nic_dev->mgmt_lock); - err = hinic_port_set_func_state(nic_dev, HINIC_FUNC_PORT_DISABLE); - if (err) { - netif_err(nic_dev, drv, netdev, - "Failed to set func port state\n"); - nic_dev->flags |= (flags & HINIC_INTF_UP); - return err; - } + hinic_port_set_state(nic_dev, HINIC_PORT_DISABLE); - err = hinic_port_set_state(nic_dev, HINIC_PORT_DISABLE); - if (err) { - netif_err(nic_dev, drv, netdev, "Failed to set port state\n"); - nic_dev->flags |= (flags & HINIC_INTF_UP); - return err; - } + hinic_port_set_func_state(nic_dev, HINIC_FUNC_PORT_DISABLE); if (nic_dev->flags & HINIC_RSS_ENABLE) { hinic_rss_deinit(nic_dev); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c index 7352244c5e68..d4a4e241333d 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_cls.c @@ -1070,7 +1070,7 @@ void mvpp2_cls_oversize_rxq_set(struct mvpp2_port *port) (port->first_rxq >> MVPP2_CLS_OVERSIZE_RXQ_LOW_BITS)); val = mvpp2_read(port->priv, MVPP2_CLS_SWFWD_PCTRL_REG); - val |= MVPP2_CLS_SWFWD_PCTRL_MASK(port->id); + val &= ~MVPP2_CLS_SWFWD_PCTRL_MASK(port->id); mvpp2_write(port->priv, MVPP2_CLS_SWFWD_PCTRL_REG, val); } diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c index 187c633a7af5..f4227517dc8e 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c @@ -497,13 +497,17 @@ static int otx2vf_probe(struct pci_dev *pdev, const struct pci_device_id *id) hw->irq_name = devm_kmalloc_array(&hw->pdev->dev, num_vec, NAME_SIZE, GFP_KERNEL); - if (!hw->irq_name) + if (!hw->irq_name) { + err = -ENOMEM; goto err_free_netdev; + } hw->affinity_mask = devm_kcalloc(&hw->pdev->dev, num_vec, sizeof(cpumask_var_t), GFP_KERNEL); - if (!hw->affinity_mask) + if (!hw->affinity_mask) { + err = -ENOMEM; goto err_free_netdev; + } err = pci_alloc_irq_vectors(hw->pdev, num_vec, num_vec, PCI_IRQ_MSIX); if (err < 0) { diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c index 7a0d785b826c..17243bb5ba91 100644 --- a/drivers/net/ethernet/marvell/pxa168_eth.c +++ b/drivers/net/ethernet/marvell/pxa168_eth.c @@ -1418,7 +1418,7 @@ static int pxa168_eth_probe(struct platform_device *pdev) pep->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(pep->base)) { - err = -ENOMEM; + err = PTR_ERR(pep->base); goto err_netdev; } diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 6e501af0e532..f6ff9620a137 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -2734,7 +2734,7 @@ void mlx4_opreq_action(struct work_struct *work) if (err) { mlx4_err(dev, "Failed to retrieve required operation: %d\n", err); - return; + goto out; } MLX4_GET(modifier, outbox, GET_OP_REQ_MODIFIER_OFFSET); MLX4_GET(token, outbox, GET_OP_REQ_TOKEN_OFFSET); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index cede5bdfd598..7a77fe40af3a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -848,6 +848,14 @@ static void free_msg(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *msg); static void mlx5_free_cmd_msg(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *msg); +static bool opcode_allowed(struct mlx5_cmd *cmd, u16 opcode) +{ + if (cmd->allowed_opcode == CMD_ALLOWED_OPCODE_ALL) + return true; + + return cmd->allowed_opcode == opcode; +} + static void cmd_work_handler(struct work_struct *work) { struct mlx5_cmd_work_ent *ent = container_of(work, struct mlx5_cmd_work_ent, work); @@ -861,6 +869,7 @@ static void cmd_work_handler(struct work_struct *work) int alloc_ret; int cmd_mode; + complete(&ent->handling); sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem; down(sem); if (!ent->page_queue) { @@ -913,7 +922,9 @@ static void cmd_work_handler(struct work_struct *work) /* Skip sending command to fw if internal error */ if (pci_channel_offline(dev->pdev) || - dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { + dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR || + cmd->state != MLX5_CMDIF_STATE_UP || + !opcode_allowed(&dev->cmd, ent->op)) { u8 status = 0; u32 drv_synd; @@ -978,6 +989,11 @@ static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent) struct mlx5_cmd *cmd = &dev->cmd; int err; + if (!wait_for_completion_timeout(&ent->handling, timeout) && + cancel_work_sync(&ent->work)) { + ent->ret = -ECANCELED; + goto out_err; + } if (cmd->mode == CMD_MODE_POLLING || ent->polling) { wait_for_completion(&ent->done); } else if (!wait_for_completion_timeout(&ent->done, timeout)) { @@ -985,12 +1001,17 @@ static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent) mlx5_cmd_comp_handler(dev, 1UL << ent->idx, true); } +out_err: err = ent->ret; if (err == -ETIMEDOUT) { mlx5_core_warn(dev, "%s(0x%x) timeout. Will cause a leak of a command resource\n", mlx5_command_str(msg_to_opcode(ent->in)), msg_to_opcode(ent->in)); + } else if (err == -ECANCELED) { + mlx5_core_warn(dev, "%s(0x%x) canceled on out of queue timeout.\n", + mlx5_command_str(msg_to_opcode(ent->in)), + msg_to_opcode(ent->in)); } mlx5_core_dbg(dev, "err %d, delivery status %s(%d)\n", err, deliv_status_to_str(ent->status), ent->status); @@ -1026,6 +1047,7 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in, ent->token = token; ent->polling = force_polling; + init_completion(&ent->handling); if (!callback) init_completion(&ent->done); @@ -1045,6 +1067,8 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in, err = wait_func(dev, ent); if (err == -ETIMEDOUT) goto out; + if (err == -ECANCELED) + goto out_free; ds = ent->ts2 - ent->ts1; op = MLX5_GET(mbox_in, in->first.data, opcode); @@ -1391,6 +1415,22 @@ static void create_debugfs_files(struct mlx5_core_dev *dev) mlx5_cmdif_debugfs_init(dev); } +void mlx5_cmd_allowed_opcode(struct mlx5_core_dev *dev, u16 opcode) +{ + struct mlx5_cmd *cmd = &dev->cmd; + int i; + + for (i = 0; i < cmd->max_reg_cmds; i++) + down(&cmd->sem); + down(&cmd->pages_sem); + + cmd->allowed_opcode = opcode; + + up(&cmd->pages_sem); + for (i = 0; i < cmd->max_reg_cmds; i++) + up(&cmd->sem); +} + static void mlx5_cmd_change_mod(struct mlx5_core_dev *dev, int mode) { struct mlx5_cmd *cmd = &dev->cmd; @@ -1667,12 +1707,14 @@ static int cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out, int err; u8 status = 0; u32 drv_synd; + u16 opcode; u8 token; + opcode = MLX5_GET(mbox_in, in, opcode); if (pci_channel_offline(dev->pdev) || - dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { - u16 opcode = MLX5_GET(mbox_in, in, opcode); - + dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR || + dev->cmd.state != MLX5_CMDIF_STATE_UP || + !opcode_allowed(&dev->cmd, opcode)) { err = mlx5_internal_err_ret_value(dev, opcode, &drv_synd, &status); MLX5_SET(mbox_out, out, status, status); MLX5_SET(mbox_out, out, syndrome, drv_synd); @@ -1937,6 +1979,7 @@ int mlx5_cmd_init(struct mlx5_core_dev *dev) goto err_free_page; } + cmd->state = MLX5_CMDIF_STATE_DOWN; cmd->checksum_disabled = 1; cmd->max_reg_cmds = (1 << cmd->log_sz) - 1; cmd->bitmask = (1UL << cmd->max_reg_cmds) - 1; @@ -1974,6 +2017,7 @@ int mlx5_cmd_init(struct mlx5_core_dev *dev) mlx5_core_dbg(dev, "descriptor at dma 0x%llx\n", (unsigned long long)(cmd->dma)); cmd->mode = CMD_MODE_POLLING; + cmd->allowed_opcode = CMD_ALLOWED_OPCODE_ALL; create_msg_cache(dev); @@ -2013,3 +2057,10 @@ void mlx5_cmd_cleanup(struct mlx5_core_dev *dev) dma_pool_destroy(cmd->pool); } EXPORT_SYMBOL(mlx5_cmd_cleanup); + +void mlx5_cmd_set_state(struct mlx5_core_dev *dev, + enum mlx5_cmdif_state cmdif_state) +{ + dev->cmd.state = cmdif_state; +} +EXPORT_SYMBOL(mlx5_cmd_set_state); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 23701c0e36ec..59745402747b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -1121,7 +1121,7 @@ void mlx5e_close_drop_rq(struct mlx5e_rq *drop_rq); int mlx5e_create_indirect_rqt(struct mlx5e_priv *priv); int mlx5e_create_indirect_tirs(struct mlx5e_priv *priv, bool inner_ttc); -void mlx5e_destroy_indirect_tirs(struct mlx5e_priv *priv, bool inner_ttc); +void mlx5e_destroy_indirect_tirs(struct mlx5e_priv *priv); int mlx5e_create_direct_rqts(struct mlx5e_priv *priv, struct mlx5e_tir *tirs); void mlx5e_destroy_direct_rqts(struct mlx5e_priv *priv, struct mlx5e_tir *tirs); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c index a172c5e39710..4eb305af0106 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c @@ -699,6 +699,7 @@ mlx5_tc_ct_parse_match(struct mlx5e_priv *priv, struct netlink_ext_ack *extack) { struct mlx5_tc_ct_priv *ct_priv = mlx5_tc_ct_get_ct_priv(priv); + struct flow_rule *rule = flow_cls_offload_flow_rule(f); struct flow_dissector_key_ct *mask, *key; bool trk, est, untrk, unest, new; u32 ctstate = 0, ctstate_mask = 0; @@ -706,7 +707,7 @@ mlx5_tc_ct_parse_match(struct mlx5e_priv *priv, u16 ct_state, ct_state_mask; struct flow_match_ct match; - if (!flow_rule_match_key(f->rule, FLOW_DISSECTOR_KEY_CT)) + if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CT)) return 0; if (!ct_priv) { @@ -715,7 +716,7 @@ mlx5_tc_ct_parse_match(struct mlx5e_priv *priv, return -EOPNOTSUPP; } - flow_rule_match_ct(f->rule, &match); + flow_rule_match_ct(rule, &match); key = match.key; mask = match.mask; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h index 091d305b633e..626f6c04882e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.h @@ -130,7 +130,9 @@ mlx5_tc_ct_parse_match(struct mlx5e_priv *priv, struct flow_cls_offload *f, struct netlink_ext_ack *extack) { - if (!flow_rule_match_key(f->rule, FLOW_DISSECTOR_KEY_CT)) + struct flow_rule *rule = flow_cls_offload_flow_rule(f); + + if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_CT)) return 0; NL_SET_ERR_MSG_MOD(extack, "mlx5 tc ct offload isn't enabled."); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c index 46725cd743a3..7d1985fa0d4f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls.c @@ -69,8 +69,8 @@ static void mlx5e_ktls_del(struct net_device *netdev, struct mlx5e_ktls_offload_context_tx *tx_priv = mlx5e_get_ktls_tx_priv_ctx(tls_ctx); - mlx5_ktls_destroy_key(priv->mdev, tx_priv->key_id); mlx5e_destroy_tis(priv->mdev, tx_priv->tisn); + mlx5_ktls_destroy_key(priv->mdev, tx_priv->key_id); kvfree(tx_priv); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index b314adf438da..c6b83042d431 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -2717,7 +2717,8 @@ void mlx5e_modify_tirs_hash(struct mlx5e_priv *priv, void *in, int inlen) mlx5_core_modify_tir(mdev, priv->indir_tir[tt].tirn, in, inlen); } - if (!mlx5e_tunnel_inner_ft_supported(priv->mdev)) + /* Verify inner tirs resources allocated */ + if (!priv->inner_indir_tir[0].tirn) return; for (tt = 0; tt < MLX5E_NUM_INDIR_TIRS; tt++) { @@ -3408,14 +3409,15 @@ out: return err; } -void mlx5e_destroy_indirect_tirs(struct mlx5e_priv *priv, bool inner_ttc) +void mlx5e_destroy_indirect_tirs(struct mlx5e_priv *priv) { int i; for (i = 0; i < MLX5E_NUM_INDIR_TIRS; i++) mlx5e_destroy_tir(priv->mdev, &priv->indir_tir[i]); - if (!inner_ttc || !mlx5e_tunnel_inner_ft_supported(priv->mdev)) + /* Verify inner tirs resources allocated */ + if (!priv->inner_indir_tir[0].tirn) return; for (i = 0; i < MLX5E_NUM_INDIR_TIRS; i++) @@ -5123,7 +5125,7 @@ err_destroy_xsk_rqts: err_destroy_direct_tirs: mlx5e_destroy_direct_tirs(priv, priv->direct_tir); err_destroy_indirect_tirs: - mlx5e_destroy_indirect_tirs(priv, true); + mlx5e_destroy_indirect_tirs(priv); err_destroy_direct_rqts: mlx5e_destroy_direct_rqts(priv, priv->direct_tir); err_destroy_indirect_rqts: @@ -5142,7 +5144,7 @@ static void mlx5e_cleanup_nic_rx(struct mlx5e_priv *priv) mlx5e_destroy_direct_tirs(priv, priv->xsk_tir); mlx5e_destroy_direct_rqts(priv, priv->xsk_tir); mlx5e_destroy_direct_tirs(priv, priv->direct_tir); - mlx5e_destroy_indirect_tirs(priv, true); + mlx5e_destroy_indirect_tirs(priv); mlx5e_destroy_direct_rqts(priv, priv->direct_tir); mlx5e_destroy_rqt(priv, &priv->indir_rqt); mlx5e_close_drop_rq(&priv->drop_rq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index f372e94948fd..4a8e0dfdc5f2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -1484,13 +1484,9 @@ bool mlx5e_eswitch_uplink_rep(struct net_device *netdev) return netdev->netdev_ops == &mlx5e_netdev_ops_uplink_rep; } -bool mlx5e_eswitch_rep(struct net_device *netdev) +bool mlx5e_eswitch_vf_rep(struct net_device *netdev) { - if (netdev->netdev_ops == &mlx5e_netdev_ops_rep || - netdev->netdev_ops == &mlx5e_netdev_ops_uplink_rep) - return true; - - return false; + return netdev->netdev_ops == &mlx5e_netdev_ops_rep; } static void mlx5e_build_rep_params(struct net_device *netdev) @@ -1747,7 +1743,7 @@ err_destroy_ttc_table: err_destroy_direct_tirs: mlx5e_destroy_direct_tirs(priv, priv->direct_tir); err_destroy_indirect_tirs: - mlx5e_destroy_indirect_tirs(priv, false); + mlx5e_destroy_indirect_tirs(priv); err_destroy_direct_rqts: mlx5e_destroy_direct_rqts(priv, priv->direct_tir); err_destroy_indirect_rqts: @@ -1765,7 +1761,7 @@ static void mlx5e_cleanup_rep_rx(struct mlx5e_priv *priv) mlx5e_destroy_rep_root_ft(priv); mlx5e_destroy_ttc_table(priv, &priv->fs.ttc); mlx5e_destroy_direct_tirs(priv, priv->direct_tir); - mlx5e_destroy_indirect_tirs(priv, false); + mlx5e_destroy_indirect_tirs(priv); mlx5e_destroy_direct_rqts(priv, priv->direct_tir); mlx5e_destroy_rqt(priv, &priv->indir_rqt); mlx5e_close_drop_rq(&priv->drop_rq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h index 6a2337900420..612b5cf0673d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h @@ -210,8 +210,13 @@ void mlx5e_rep_encap_entry_detach(struct mlx5e_priv *priv, void mlx5e_rep_queue_neigh_stats_work(struct mlx5e_priv *priv); -bool mlx5e_eswitch_rep(struct net_device *netdev); +bool mlx5e_eswitch_vf_rep(struct net_device *netdev); bool mlx5e_eswitch_uplink_rep(struct net_device *netdev); +static inline bool mlx5e_eswitch_rep(struct net_device *netdev) +{ + return mlx5e_eswitch_vf_rep(netdev) || + mlx5e_eswitch_uplink_rep(netdev); +} #else /* CONFIG_MLX5_ESWITCH */ static inline bool mlx5e_is_uplink_rep(struct mlx5e_priv *priv) { return false; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index a574c588269a..5bcf95fcdd59 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -3073,6 +3073,11 @@ static bool actions_match_supported(struct mlx5e_priv *priv, return true; } +static bool same_port_devs(struct mlx5e_priv *priv, struct mlx5e_priv *peer_priv) +{ + return priv->mdev == peer_priv->mdev; +} + static bool same_hw_devs(struct mlx5e_priv *priv, struct mlx5e_priv *peer_priv) { struct mlx5_core_dev *fmdev, *pmdev; @@ -3291,7 +3296,7 @@ static inline int hash_encap_info(struct encap_key *key) } -static bool is_merged_eswitch_dev(struct mlx5e_priv *priv, +static bool is_merged_eswitch_vfs(struct mlx5e_priv *priv, struct net_device *peer_netdev) { struct mlx5e_priv *peer_priv; @@ -3299,13 +3304,11 @@ static bool is_merged_eswitch_dev(struct mlx5e_priv *priv, peer_priv = netdev_priv(peer_netdev); return (MLX5_CAP_ESW(priv->mdev, merged_eswitch) && - mlx5e_eswitch_rep(priv->netdev) && - mlx5e_eswitch_rep(peer_netdev) && + mlx5e_eswitch_vf_rep(priv->netdev) && + mlx5e_eswitch_vf_rep(peer_netdev) && same_hw_devs(priv, peer_priv)); } - - bool mlx5e_encap_take(struct mlx5e_encap_entry *e) { return refcount_inc_not_zero(&e->refcnt); @@ -3575,14 +3578,37 @@ static int add_vlan_pop_action(struct mlx5e_priv *priv, return err; } +static bool same_hw_reps(struct mlx5e_priv *priv, + struct net_device *peer_netdev) +{ + struct mlx5e_priv *peer_priv; + + peer_priv = netdev_priv(peer_netdev); + + return mlx5e_eswitch_rep(priv->netdev) && + mlx5e_eswitch_rep(peer_netdev) && + same_hw_devs(priv, peer_priv); +} + +static bool is_lag_dev(struct mlx5e_priv *priv, + struct net_device *peer_netdev) +{ + return ((mlx5_lag_is_sriov(priv->mdev) || + mlx5_lag_is_multipath(priv->mdev)) && + same_hw_reps(priv, peer_netdev)); +} + bool mlx5e_is_valid_eswitch_fwd_dev(struct mlx5e_priv *priv, struct net_device *out_dev) { - if (is_merged_eswitch_dev(priv, out_dev)) + if (is_merged_eswitch_vfs(priv, out_dev)) + return true; + + if (is_lag_dev(priv, out_dev)) return true; return mlx5e_eswitch_rep(out_dev) && - same_hw_devs(priv, netdev_priv(out_dev)); + same_port_devs(priv, netdev_priv(out_dev)); } static bool is_duplicated_output_device(struct net_device *dev, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index fd6b2a1898c5..119a5c6cc167 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -537,10 +537,9 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) void mlx5e_free_txqsq_descs(struct mlx5e_txqsq *sq) { struct mlx5e_tx_wqe_info *wi; + u32 dma_fifo_cc, nbytes = 0; + u16 ci, sqcc, npkts = 0; struct sk_buff *skb; - u32 dma_fifo_cc; - u16 sqcc; - u16 ci; int i; sqcc = sq->cc; @@ -565,11 +564,15 @@ void mlx5e_free_txqsq_descs(struct mlx5e_txqsq *sq) } dev_kfree_skb_any(skb); + npkts++; + nbytes += wi->num_bytes; sqcc += wi->num_wqebbs; } sq->dma_fifo_cc = dma_fifo_cc; sq->cc = sqcc; + + netdev_tx_completed_queue(sq->txq, npkts, nbytes); } #ifdef CONFIG_MLX5_CORE_IPOIB diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index cccea3a8eddd..ce6c621af043 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -611,11 +611,13 @@ static int create_async_eqs(struct mlx5_core_dev *dev) .nent = MLX5_NUM_CMD_EQE, .mask[0] = 1ull << MLX5_EVENT_TYPE_CMD, }; + mlx5_cmd_allowed_opcode(dev, MLX5_CMD_OP_CREATE_EQ); err = setup_async_eq(dev, &table->cmd_eq, ¶m, "cmd"); if (err) goto err1; mlx5_cmd_use_events(dev); + mlx5_cmd_allowed_opcode(dev, CMD_ALLOWED_OPCODE_ALL); param = (struct mlx5_eq_param) { .irq_index = 0, @@ -645,6 +647,7 @@ err2: mlx5_cmd_use_polling(dev); cleanup_async_eq(dev, &table->cmd_eq, "cmd"); err1: + mlx5_cmd_allowed_opcode(dev, CMD_ALLOWED_OPCODE_ALL); mlx5_eq_notifier_unregister(dev, &table->cq_err_nb); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/events.c b/drivers/net/ethernet/mellanox/mlx5/core/events.c index 8bcf3426b9c6..3ce17c3d7a00 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/events.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/events.c @@ -346,8 +346,10 @@ int mlx5_events_init(struct mlx5_core_dev *dev) events->dev = dev; dev->priv.events = events; events->wq = create_singlethread_workqueue("mlx5_events"); - if (!events->wq) + if (!events->wq) { + kfree(events); return -ENOMEM; + } INIT_WORK(&events->pcie_core_work, mlx5_pcie_event); return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index d5defe09339a..9620c8650e13 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -344,17 +344,12 @@ static void tree_put_node(struct fs_node *node, bool locked) if (node->del_hw_func) node->del_hw_func(node); if (parent_node) { - /* Only root namespace doesn't have parent and we just - * need to free its node. - */ down_write_ref_node(parent_node, locked); list_del_init(&node->list); - if (node->del_sw_func) - node->del_sw_func(node); - up_write_ref_node(parent_node, locked); - } else { - kfree(node); } + node->del_sw_func(node); + if (parent_node) + up_write_ref_node(parent_node, locked); node = NULL; } if (!node && parent_node) @@ -468,8 +463,10 @@ static void del_sw_flow_table(struct fs_node *node) fs_get_obj(ft, node); rhltable_destroy(&ft->fgs_hash); - fs_get_obj(prio, ft->node.parent); - prio->num_ft--; + if (ft->node.parent) { + fs_get_obj(prio, ft->node.parent); + prio->num_ft--; + } kfree(ft); } @@ -2351,6 +2348,17 @@ static int init_root_tree(struct mlx5_flow_steering *steering, return 0; } +static void del_sw_root_ns(struct fs_node *node) +{ + struct mlx5_flow_root_namespace *root_ns; + struct mlx5_flow_namespace *ns; + + fs_get_obj(ns, node); + root_ns = container_of(ns, struct mlx5_flow_root_namespace, ns); + mutex_destroy(&root_ns->chain_lock); + kfree(node); +} + static struct mlx5_flow_root_namespace *create_root_ns(struct mlx5_flow_steering *steering, enum fs_flow_table_type table_type) @@ -2377,7 +2385,7 @@ static struct mlx5_flow_root_namespace ns = &root_ns->ns; fs_init_namespace(ns); mutex_init(&root_ns->chain_lock); - tree_init_node(&ns->node, NULL, NULL); + tree_init_node(&ns->node, NULL, del_sw_root_ns); tree_add_node(&ns->node, NULL); return root_ns; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c index 673aaa815f57..505cf6eeae25 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c @@ -396,7 +396,7 @@ static int mlx5i_init_rx(struct mlx5e_priv *priv) err_destroy_direct_tirs: mlx5e_destroy_direct_tirs(priv, priv->direct_tir); err_destroy_indirect_tirs: - mlx5e_destroy_indirect_tirs(priv, true); + mlx5e_destroy_indirect_tirs(priv); err_destroy_direct_rqts: mlx5e_destroy_direct_rqts(priv, priv->direct_tir); err_destroy_indirect_rqts: @@ -412,7 +412,7 @@ static void mlx5i_cleanup_rx(struct mlx5e_priv *priv) { mlx5i_destroy_flow_steering(priv); mlx5e_destroy_direct_tirs(priv, priv->direct_tir); - mlx5e_destroy_indirect_tirs(priv, true); + mlx5e_destroy_indirect_tirs(priv); mlx5e_destroy_direct_rqts(priv, priv->direct_tir); mlx5e_destroy_rqt(priv, &priv->indir_rqt); mlx5e_close_drop_rq(&priv->drop_rq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 7af4210c1b96..c1618b818f3a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -965,6 +965,8 @@ static int mlx5_function_setup(struct mlx5_core_dev *dev, bool boot) goto err_cmd_cleanup; } + mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_UP); + err = mlx5_core_enable_hca(dev, 0); if (err) { mlx5_core_err(dev, "enable hca failed\n"); @@ -1026,6 +1028,7 @@ reclaim_boot_pages: err_disable_hca: mlx5_core_disable_hca(dev, 0); err_cmd_cleanup: + mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_DOWN); mlx5_cmd_cleanup(dev); return err; @@ -1043,6 +1046,7 @@ static int mlx5_function_teardown(struct mlx5_core_dev *dev, bool boot) } mlx5_reclaim_startup_pages(dev); mlx5_core_disable_hca(dev, 0); + mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_DOWN); mlx5_cmd_cleanup(dev); return 0; @@ -1191,7 +1195,7 @@ int mlx5_load_one(struct mlx5_core_dev *dev, bool boot) err = mlx5_function_setup(dev, boot); if (err) - goto out; + goto err_function; if (boot) { err = mlx5_init_once(dev); @@ -1229,6 +1233,7 @@ err_load: mlx5_cleanup_once(dev); function_teardown: mlx5_function_teardown(dev, boot); +err_function: dev->state = MLX5_DEVICE_STATE_INTERNAL_ERROR; mutex_unlock(&dev->intf_state_mutex); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 24ca8d5bc564..6b39978acd07 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -3986,6 +3986,7 @@ static void mlxsw_sp_ports_remove(struct mlxsw_sp *mlxsw_sp) mlxsw_sp_port_remove(mlxsw_sp, i); mlxsw_sp_cpu_port_remove(mlxsw_sp); kfree(mlxsw_sp->ports); + mlxsw_sp->ports = NULL; } static int mlxsw_sp_ports_create(struct mlxsw_sp *mlxsw_sp) @@ -4022,6 +4023,7 @@ err_port_create: mlxsw_sp_cpu_port_remove(mlxsw_sp); err_cpu_port_create: kfree(mlxsw_sp->ports); + mlxsw_sp->ports = NULL; return err; } @@ -4143,6 +4145,14 @@ static int mlxsw_sp_local_ports_offset(struct mlxsw_core *mlxsw_core, return mlxsw_core_res_get(mlxsw_core, local_ports_in_x_res_id); } +static struct mlxsw_sp_port * +mlxsw_sp_port_get_by_local_port(struct mlxsw_sp *mlxsw_sp, u8 local_port) +{ + if (mlxsw_sp->ports && mlxsw_sp->ports[local_port]) + return mlxsw_sp->ports[local_port]; + return NULL; +} + static int mlxsw_sp_port_split(struct mlxsw_core *mlxsw_core, u8 local_port, unsigned int count, struct netlink_ext_ack *extack) @@ -4156,7 +4166,7 @@ static int mlxsw_sp_port_split(struct mlxsw_core *mlxsw_core, u8 local_port, int i; int err; - mlxsw_sp_port = mlxsw_sp->ports[local_port]; + mlxsw_sp_port = mlxsw_sp_port_get_by_local_port(mlxsw_sp, local_port); if (!mlxsw_sp_port) { dev_err(mlxsw_sp->bus_info->dev, "Port number \"%d\" does not exist\n", local_port); @@ -4251,7 +4261,7 @@ static int mlxsw_sp_port_unsplit(struct mlxsw_core *mlxsw_core, u8 local_port, int offset; int i; - mlxsw_sp_port = mlxsw_sp->ports[local_port]; + mlxsw_sp_port = mlxsw_sp_port_get_by_local_port(mlxsw_sp, local_port); if (!mlxsw_sp_port) { dev_err(mlxsw_sp->bus_info->dev, "Port number \"%d\" does not exist\n", local_port); diff --git a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c index 90535820b559..2503f61db5fb 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c +++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c @@ -1259,6 +1259,7 @@ static void mlxsw_sx_ports_remove(struct mlxsw_sx *mlxsw_sx) if (mlxsw_sx_port_created(mlxsw_sx, i)) mlxsw_sx_port_remove(mlxsw_sx, i); kfree(mlxsw_sx->ports); + mlxsw_sx->ports = NULL; } static int mlxsw_sx_ports_create(struct mlxsw_sx *mlxsw_sx) @@ -1293,6 +1294,7 @@ err_port_module_info_get: if (mlxsw_sx_port_created(mlxsw_sx, i)) mlxsw_sx_port_remove(mlxsw_sx, i); kfree(mlxsw_sx->ports); + mlxsw_sx->ports = NULL; return err; } @@ -1376,6 +1378,12 @@ static int mlxsw_sx_port_type_set(struct mlxsw_core *mlxsw_core, u8 local_port, u8 module, width; int err; + if (!mlxsw_sx->ports || !mlxsw_sx->ports[local_port]) { + dev_err(mlxsw_sx->bus_info->dev, "Port number \"%d\" does not exist\n", + local_port); + return -EINVAL; + } + if (new_type == DEVLINK_PORT_TYPE_AUTO) return -EOPNOTSUPP; diff --git a/drivers/net/ethernet/microchip/encx24j600.c b/drivers/net/ethernet/microchip/encx24j600.c index 39925e4bf2ec..b25a13da900a 100644 --- a/drivers/net/ethernet/microchip/encx24j600.c +++ b/drivers/net/ethernet/microchip/encx24j600.c @@ -1070,7 +1070,7 @@ static int encx24j600_spi_probe(struct spi_device *spi) if (unlikely(ret)) { netif_err(priv, probe, ndev, "Error %d initializing card encx24j600 card\n", ret); - goto out_free; + goto out_stop; } eidled = encx24j600_read_reg(priv, EIDLED); @@ -1088,6 +1088,8 @@ static int encx24j600_spi_probe(struct spi_device *spi) out_unregister: unregister_netdev(priv->ndev); +out_stop: + kthread_stop(priv->kworker_task); out_free: free_netdev(ndev); @@ -1100,6 +1102,7 @@ static int encx24j600_spi_remove(struct spi_device *spi) struct encx24j600_priv *priv = dev_get_drvdata(&spi->dev); unregister_netdev(priv->ndev); + kthread_stop(priv->kworker_task); free_netdev(priv->ndev); diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 02350c3d9d01..efb3965a3e42 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -1467,7 +1467,7 @@ static void ocelot_port_attr_ageing_set(struct ocelot *ocelot, int port, unsigned long ageing_clock_t) { unsigned long ageing_jiffies = clock_t_to_jiffies(ageing_clock_t); - u32 ageing_time = jiffies_to_msecs(ageing_jiffies) / 1000; + u32 ageing_time = jiffies_to_msecs(ageing_jiffies); ocelot_set_ageing_time(ocelot, ageing_time); } diff --git a/drivers/net/ethernet/netronome/nfp/abm/main.c b/drivers/net/ethernet/netronome/nfp/abm/main.c index 354efffac0f9..bdbf0726145e 100644 --- a/drivers/net/ethernet/netronome/nfp/abm/main.c +++ b/drivers/net/ethernet/netronome/nfp/abm/main.c @@ -333,8 +333,10 @@ nfp_abm_vnic_alloc(struct nfp_app *app, struct nfp_net *nn, unsigned int id) goto err_free_alink; alink->prio_map = kzalloc(abm->prio_map_len, GFP_KERNEL); - if (!alink->prio_map) + if (!alink->prio_map) { + err = -ENOMEM; goto err_free_alink; + } /* This is a multi-host app, make sure MAC/PHY is up, but don't * make the MAC/PHY state follow the state of any of the ports. diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c index d5293bfded29..f8a9c1bcffc9 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c @@ -2118,6 +2118,7 @@ static void ionic_lif_handle_fw_up(struct ionic_lif *lif) dev_info(ionic->dev, "FW Up: restarting LIFs\n"); ionic_init_devinfo(ionic); + ionic_port_init(ionic); err = ionic_qcqs_alloc(lif); if (err) goto err_out; @@ -2348,7 +2349,17 @@ static int ionic_station_set(struct ionic_lif *lif) if (is_zero_ether_addr(ctx.comp.lif_getattr.mac)) return 0; - if (!ether_addr_equal(ctx.comp.lif_getattr.mac, netdev->dev_addr)) { + if (!is_zero_ether_addr(netdev->dev_addr)) { + /* If the netdev mac is non-zero and doesn't match the default + * device address, it was set by something earlier and we're + * likely here again after a fw-upgrade reset. We need to be + * sure the netdev mac is in our filter list. + */ + if (!ether_addr_equal(ctx.comp.lif_getattr.mac, + netdev->dev_addr)) + ionic_lif_addr(lif, netdev->dev_addr, true); + } else { + /* Update the netdev mac with the device's mac */ memcpy(addr.sa_data, ctx.comp.lif_getattr.mac, netdev->addr_len); addr.sa_family = AF_INET; err = eth_prepare_mac_addr_change(netdev, &addr); @@ -2358,12 +2369,6 @@ static int ionic_station_set(struct ionic_lif *lif) return 0; } - if (!is_zero_ether_addr(netdev->dev_addr)) { - netdev_dbg(lif->netdev, "deleting station MAC addr %pM\n", - netdev->dev_addr); - ionic_lif_addr(lif, netdev->dev_addr, false); - } - eth_commit_mac_addr_change(netdev, &addr); } diff --git a/drivers/net/ethernet/pensando/ionic/ionic_main.c b/drivers/net/ethernet/pensando/ionic/ionic_main.c index 588c62e9add7..3344bc1f7671 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_main.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_main.c @@ -509,16 +509,16 @@ int ionic_port_init(struct ionic *ionic) size_t sz; int err; - if (idev->port_info) - return 0; - - idev->port_info_sz = ALIGN(sizeof(*idev->port_info), PAGE_SIZE); - idev->port_info = dma_alloc_coherent(ionic->dev, idev->port_info_sz, - &idev->port_info_pa, - GFP_KERNEL); if (!idev->port_info) { - dev_err(ionic->dev, "Failed to allocate port info, aborting\n"); - return -ENOMEM; + idev->port_info_sz = ALIGN(sizeof(*idev->port_info), PAGE_SIZE); + idev->port_info = dma_alloc_coherent(ionic->dev, + idev->port_info_sz, + &idev->port_info_pa, + GFP_KERNEL); + if (!idev->port_info) { + dev_err(ionic->dev, "Failed to allocate port info\n"); + return -ENOMEM; + } } sz = min(sizeof(ident->port.config), sizeof(idev->dev_cmd_regs->data)); diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index bf5bf05970a2..c51b48dc3639 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -1050,6 +1050,13 @@ static u16 rtl_ephy_read(struct rtl8169_private *tp, int reg_addr) RTL_R32(tp, EPHYAR) & EPHYAR_DATA_MASK : ~0; } +static void r8168fp_adjust_ocp_cmd(struct rtl8169_private *tp, u32 *cmd, int type) +{ + /* based on RTL8168FP_OOBMAC_BASE in vendor driver */ + if (tp->mac_version == RTL_GIGA_MAC_VER_52 && type == ERIAR_OOB) + *cmd |= 0x7f0 << 18; +} + DECLARE_RTL_COND(rtl_eriar_cond) { return RTL_R32(tp, ERIAR) & ERIAR_FLAG; @@ -1058,9 +1065,12 @@ DECLARE_RTL_COND(rtl_eriar_cond) static void _rtl_eri_write(struct rtl8169_private *tp, int addr, u32 mask, u32 val, int type) { + u32 cmd = ERIAR_WRITE_CMD | type | mask | addr; + BUG_ON((addr & 3) || (mask == 0)); RTL_W32(tp, ERIDR, val); - RTL_W32(tp, ERIAR, ERIAR_WRITE_CMD | type | mask | addr); + r8168fp_adjust_ocp_cmd(tp, &cmd, type); + RTL_W32(tp, ERIAR, cmd); rtl_udelay_loop_wait_low(tp, &rtl_eriar_cond, 100, 100); } @@ -1073,7 +1083,10 @@ static void rtl_eri_write(struct rtl8169_private *tp, int addr, u32 mask, static u32 _rtl_eri_read(struct rtl8169_private *tp, int addr, int type) { - RTL_W32(tp, ERIAR, ERIAR_READ_CMD | type | ERIAR_MASK_1111 | addr); + u32 cmd = ERIAR_READ_CMD | type | ERIAR_MASK_1111 | addr; + + r8168fp_adjust_ocp_cmd(tp, &cmd, type); + RTL_W32(tp, ERIAR, cmd); return rtl_udelay_loop_wait_high(tp, &rtl_eriar_cond, 100, 100) ? RTL_R32(tp, ERIDR) : ~0; @@ -2127,6 +2140,8 @@ static enum mac_version rtl8169_get_mac_version(u16 xid, bool gmii) { 0x7cf, 0x348, RTL_GIGA_MAC_VER_07 }, { 0x7cf, 0x248, RTL_GIGA_MAC_VER_07 }, { 0x7cf, 0x340, RTL_GIGA_MAC_VER_13 }, + /* RTL8401, reportedly works if treated as RTL8101e */ + { 0x7cf, 0x240, RTL_GIGA_MAC_VER_13 }, { 0x7cf, 0x343, RTL_GIGA_MAC_VER_10 }, { 0x7cf, 0x342, RTL_GIGA_MAC_VER_16 }, { 0x7c8, 0x348, RTL_GIGA_MAC_VER_09 }, diff --git a/drivers/net/ethernet/sgi/ioc3-eth.c b/drivers/net/ethernet/sgi/ioc3-eth.c index 7305e8e86c51..6646eba9f57f 100644 --- a/drivers/net/ethernet/sgi/ioc3-eth.c +++ b/drivers/net/ethernet/sgi/ioc3-eth.c @@ -848,14 +848,14 @@ static int ioc3eth_probe(struct platform_device *pdev) ip = netdev_priv(dev); ip->dma_dev = pdev->dev.parent; ip->regs = devm_platform_ioremap_resource(pdev, 0); - if (!ip->regs) { - err = -ENOMEM; + if (IS_ERR(ip->regs)) { + err = PTR_ERR(ip->regs); goto out_free; } ip->ssram = devm_platform_ioremap_resource(pdev, 1); - if (!ip->ssram) { - err = -ENOMEM; + if (IS_ERR(ip->ssram)) { + err = PTR_ERR(ip->ssram); goto out_free; } diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index 49a6a9167af4..fc168f85e7af 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -2493,20 +2493,20 @@ static int smsc911x_drv_probe(struct platform_device *pdev) retval = smsc911x_init(dev); if (retval < 0) - goto out_disable_resources; + goto out_init_fail; netif_carrier_off(dev); retval = smsc911x_mii_init(pdev, dev); if (retval) { SMSC_WARN(pdata, probe, "Error %i initialising mii", retval); - goto out_disable_resources; + goto out_init_fail; } retval = register_netdev(dev); if (retval) { SMSC_WARN(pdata, probe, "Error %i registering device", retval); - goto out_disable_resources; + goto out_init_fail; } else { SMSC_TRACE(pdata, probe, "Network interface: \"%s\"", dev->name); @@ -2547,9 +2547,10 @@ static int smsc911x_drv_probe(struct platform_device *pdev) return 0; -out_disable_resources: +out_init_fail: pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); +out_disable_resources: (void)smsc911x_disable_resources(pdev); out_enable_resources_fail: smsc911x_free_resources(pdev); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c index 6ae13dc19510..02102c781a8c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c @@ -319,6 +319,19 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) /* Enable PTP clock */ regmap_read(gmac->nss_common, NSS_COMMON_CLK_GATE, &val); val |= NSS_COMMON_CLK_GATE_PTP_EN(gmac->id); + switch (gmac->phy_mode) { + case PHY_INTERFACE_MODE_RGMII: + val |= NSS_COMMON_CLK_GATE_RGMII_RX_EN(gmac->id) | + NSS_COMMON_CLK_GATE_RGMII_TX_EN(gmac->id); + break; + case PHY_INTERFACE_MODE_SGMII: + val |= NSS_COMMON_CLK_GATE_GMII_RX_EN(gmac->id) | + NSS_COMMON_CLK_GATE_GMII_TX_EN(gmac->id); + break; + default: + /* We don't get here; the switch above will have errored out */ + unreachable(); + } regmap_write(gmac->nss_common, NSS_COMMON_CLK_GATE, val); if (gmac->phy_mode == PHY_INTERFACE_MODE_SGMII) { diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index e0a5fe83d8e0..bfc4a92f1d92 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -75,6 +75,11 @@ struct ethqos_emac_por { unsigned int value; }; +struct ethqos_emac_driver_data { + const struct ethqos_emac_por *por; + unsigned int num_por; +}; + struct qcom_ethqos { struct platform_device *pdev; void __iomem *rgmii_base; @@ -171,6 +176,11 @@ static const struct ethqos_emac_por emac_v2_3_0_por[] = { { .offset = RGMII_IO_MACRO_CONFIG2, .value = 0x00002060 }, }; +static const struct ethqos_emac_driver_data emac_v2_3_0_data = { + .por = emac_v2_3_0_por, + .num_por = ARRAY_SIZE(emac_v2_3_0_por), +}; + static int ethqos_dll_configure(struct qcom_ethqos *ethqos) { unsigned int val; @@ -442,6 +452,7 @@ static int qcom_ethqos_probe(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; struct plat_stmmacenet_data *plat_dat; struct stmmac_resources stmmac_res; + const struct ethqos_emac_driver_data *data; struct qcom_ethqos *ethqos; struct resource *res; int ret; @@ -471,7 +482,9 @@ static int qcom_ethqos_probe(struct platform_device *pdev) goto err_mem; } - ethqos->por = of_device_get_match_data(&pdev->dev); + data = of_device_get_match_data(&pdev->dev); + ethqos->por = data->por; + ethqos->num_por = data->num_por; ethqos->rgmii_clk = devm_clk_get(&pdev->dev, "rgmii"); if (IS_ERR(ethqos->rgmii_clk)) { @@ -526,7 +539,7 @@ static int qcom_ethqos_remove(struct platform_device *pdev) } static const struct of_device_id qcom_ethqos_match[] = { - { .compatible = "qcom,qcs404-ethqos", .data = &emac_v2_3_0_por}, + { .compatible = "qcom,qcs404-ethqos", .data = &emac_v2_3_0_data}, { } }; MODULE_DEVICE_TABLE(of, qcom_ethqos_match); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index a999d6b33a64..1f319c9cee46 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -5190,8 +5190,6 @@ int stmmac_resume(struct device *dev) return ret; } - netif_device_attach(ndev); - mutex_lock(&priv->lock); stmmac_reset_queues_param(priv); @@ -5218,6 +5216,8 @@ int stmmac_resume(struct device *dev) phylink_mac_change(priv->phylink, true); + netif_device_attach(ndev); + return 0; } EXPORT_SYMBOL_GPL(stmmac_resume); diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c index e6d1aa882fa5..f1c8615ab6f0 100644 --- a/drivers/net/ethernet/sun/cassini.c +++ b/drivers/net/ethernet/sun/cassini.c @@ -4963,7 +4963,7 @@ static int cas_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) cas_cacheline_size)) { dev_err(&pdev->dev, "Could not set PCI cache " "line size\n"); - goto err_write_cacheline; + goto err_out_free_res; } } #endif @@ -5136,7 +5136,6 @@ err_out_iounmap: err_out_free_res: pci_release_regions(pdev); -err_write_cacheline: /* Try to restore it in case the error occurred after we * set it. */ diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index 8e348780efb6..62f809b67469 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -49,6 +49,7 @@ config TI_CPSW_PHY_SEL config TI_CPSW tristate "TI CPSW Switch Support" depends on ARCH_DAVINCI || ARCH_OMAP2PLUS || COMPILE_TEST + depends on TI_CPTS || !TI_CPTS select TI_DAVINCI_MDIO select MFD_SYSCON select PAGE_POOL @@ -64,6 +65,7 @@ config TI_CPSW_SWITCHDEV tristate "TI CPSW Switch Support with switchdev" depends on ARCH_DAVINCI || ARCH_OMAP2PLUS || COMPILE_TEST depends on NET_SWITCHDEV + depends on TI_CPTS || !TI_CPTS select PAGE_POOL select TI_DAVINCI_MDIO select MFD_SYSCON @@ -77,23 +79,16 @@ config TI_CPSW_SWITCHDEV will be called cpsw_new. config TI_CPTS - bool "TI Common Platform Time Sync (CPTS) Support" - depends on TI_CPSW || TI_KEYSTONE_NETCP || TI_CPSW_SWITCHDEV || COMPILE_TEST + tristate "TI Common Platform Time Sync (CPTS) Support" + depends on ARCH_OMAP2PLUS || ARCH_KEYSTONE || COMPILE_TEST depends on COMMON_CLK - depends on POSIX_TIMERS + depends on PTP_1588_CLOCK ---help--- This driver supports the Common Platform Time Sync unit of the CPSW Ethernet Switch and Keystone 2 1g/10g Switch Subsystem. The unit can time stamp PTP UDP/IPv4 and Layer 2 packets, and the driver offers a PTP Hardware Clock. -config TI_CPTS_MOD - tristate - depends on TI_CPTS - depends on PTP_1588_CLOCK - default y if TI_CPSW=y || TI_KEYSTONE_NETCP=y || TI_CPSW_SWITCHDEV=y - default m - config TI_K3_AM65_CPSW_NUSS tristate "TI K3 AM654x/J721E CPSW Ethernet driver" depends on ARCH_K3 && OF && TI_K3_UDMA_GLUE_LAYER @@ -114,6 +109,7 @@ config TI_KEYSTONE_NETCP select TI_DAVINCI_MDIO depends on OF depends on KEYSTONE_NAVIGATOR_DMA && KEYSTONE_NAVIGATOR_QMSS + depends on TI_CPTS || !TI_CPTS ---help--- This driver supports TI's Keystone NETCP Core. diff --git a/drivers/net/ethernet/ti/Makefile b/drivers/net/ethernet/ti/Makefile index 53792190e9c2..cb26a9d21869 100644 --- a/drivers/net/ethernet/ti/Makefile +++ b/drivers/net/ethernet/ti/Makefile @@ -13,7 +13,7 @@ obj-$(CONFIG_TI_DAVINCI_EMAC) += ti_davinci_emac.o ti_davinci_emac-y := davinci_emac.o davinci_cpdma.o obj-$(CONFIG_TI_DAVINCI_MDIO) += davinci_mdio.o obj-$(CONFIG_TI_CPSW_PHY_SEL) += cpsw-phy-sel.o -obj-$(CONFIG_TI_CPTS_MOD) += cpts.o +obj-$(CONFIG_TI_CPTS) += cpts.o obj-$(CONFIG_TI_CPSW) += ti_cpsw.o ti_cpsw-y := cpsw.o davinci_cpdma.o cpsw_ale.o cpsw_priv.o cpsw_sl.o cpsw_ethtool.o obj-$(CONFIG_TI_CPSW_SWITCHDEV) += ti_cpsw_new.o diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c index 2517ffba8178..88f52a2f85b3 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c +++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c @@ -1895,8 +1895,9 @@ static int am65_cpsw_nuss_probe(struct platform_device *pdev) ale_params.nu_switch_ale = true; common->ale = cpsw_ale_create(&ale_params); - if (!common->ale) { + if (IS_ERR(common->ale)) { dev_err(dev, "error initializing ale engine\n"); + ret = PTR_ERR(common->ale); goto err_of_clear; } diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index c2c5bf87da01..ffeb8633e530 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -1753,11 +1753,15 @@ static int cpsw_suspend(struct device *dev) struct cpsw_common *cpsw = dev_get_drvdata(dev); int i; + rtnl_lock(); + for (i = 0; i < cpsw->data.slaves; i++) if (cpsw->slaves[i].ndev) if (netif_running(cpsw->slaves[i].ndev)) cpsw_ndo_stop(cpsw->slaves[i].ndev); + rtnl_unlock(); + /* Select sleep pin state */ pinctrl_pm_select_sleep_state(dev); diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c index 0374e6936091..8dc6be11b2ff 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.c +++ b/drivers/net/ethernet/ti/cpsw_ale.c @@ -955,7 +955,7 @@ struct cpsw_ale *cpsw_ale_create(struct cpsw_ale_params *params) ale = devm_kzalloc(params->dev, sizeof(*ale), GFP_KERNEL); if (!ale) - return NULL; + return ERR_PTR(-ENOMEM); ale->p0_untag_vid_mask = devm_kmalloc_array(params->dev, BITS_TO_LONGS(VLAN_N_VID), diff --git a/drivers/net/ethernet/ti/cpsw_priv.c b/drivers/net/ethernet/ti/cpsw_priv.c index 97a058ca60ac..d0b6c418a870 100644 --- a/drivers/net/ethernet/ti/cpsw_priv.c +++ b/drivers/net/ethernet/ti/cpsw_priv.c @@ -490,9 +490,9 @@ int cpsw_init_common(struct cpsw_common *cpsw, void __iomem *ss_regs, ale_params.ale_ports = CPSW_ALE_PORTS_NUM; cpsw->ale = cpsw_ale_create(&ale_params); - if (!cpsw->ale) { + if (IS_ERR(cpsw->ale)) { dev_err(dev, "error initializing ale engine\n"); - return -ENODEV; + return PTR_ERR(cpsw->ale); } dma_params.dev = dev; diff --git a/drivers/net/ethernet/ti/netcp_ethss.c b/drivers/net/ethernet/ti/netcp_ethss.c index fb36115e9c51..fdbae734acce 100644 --- a/drivers/net/ethernet/ti/netcp_ethss.c +++ b/drivers/net/ethernet/ti/netcp_ethss.c @@ -3704,9 +3704,9 @@ static int gbe_probe(struct netcp_device *netcp_device, struct device *dev, ale_params.nu_switch_ale = true; } gbe_dev->ale = cpsw_ale_create(&ale_params); - if (!gbe_dev->ale) { + if (IS_ERR(gbe_dev->ale)) { dev_err(gbe_dev->dev, "error initializing ale engine\n"); - ret = -ENODEV; + ret = PTR_ERR(gbe_dev->ale); goto free_sec_ports; } else { dev_dbg(gbe_dev->dev, "Created a gbe ale engine\n"); diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c index fbea6f232819..e2ad3c2e8df5 100644 --- a/drivers/net/hamradio/bpqether.c +++ b/drivers/net/hamradio/bpqether.c @@ -127,7 +127,8 @@ static inline struct net_device *bpq_get_ax25_dev(struct net_device *dev) { struct bpqdev *bpq; - list_for_each_entry_rcu(bpq, &bpq_devices, bpq_list) { + list_for_each_entry_rcu(bpq, &bpq_devices, bpq_list, + lockdep_rtnl_is_held()) { if (bpq->ethdev == dev) return bpq->axdev; } diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c index b671bea0aa7c..8d9ca1c335e8 100644 --- a/drivers/net/ipa/gsi.c +++ b/drivers/net/ipa/gsi.c @@ -1392,6 +1392,7 @@ static int gsi_channel_poll(struct napi_struct *napi, int budget) while (count < budget) { struct gsi_trans *trans; + count++; trans = gsi_channel_poll_one(channel); if (!trans) break; diff --git a/drivers/net/ipa/gsi_trans.c b/drivers/net/ipa/gsi_trans.c index 2fd21d75367d..bdbfeed359db 100644 --- a/drivers/net/ipa/gsi_trans.c +++ b/drivers/net/ipa/gsi_trans.c @@ -399,13 +399,14 @@ void gsi_trans_cmd_add(struct gsi_trans *trans, void *buf, u32 size, /* assert(which < trans->tre_count); */ /* Set the page information for the buffer. We also need to fill in - * the DMA address for the buffer (something dma_map_sg() normally - * does). + * the DMA address and length for the buffer (something dma_map_sg() + * normally does). */ sg = &trans->sgl[which]; sg_set_buf(sg, buf, size); sg_dma_address(sg) = addr; + sg_dma_len(sg) = sg->length; info = &trans->info[which]; info->opcode = opcode; diff --git a/drivers/net/ipa/ipa_cmd.c b/drivers/net/ipa/ipa_cmd.c index d226b858742d..cee417181f98 100644 --- a/drivers/net/ipa/ipa_cmd.c +++ b/drivers/net/ipa/ipa_cmd.c @@ -628,23 +628,15 @@ static void ipa_cmd_transfer_add(struct gsi_trans *trans, u16 size) void ipa_cmd_tag_process_add(struct gsi_trans *trans) { - ipa_cmd_register_write_add(trans, 0, 0, 0, true); -#if 1 - /* Reference these functions to avoid a compile error */ - (void)ipa_cmd_ip_packet_init_add; - (void)ipa_cmd_ip_tag_status_add; - (void) ipa_cmd_transfer_add; -#else struct ipa *ipa = container_of(trans->gsi, struct ipa, gsi); - struct gsi_endpoint *endpoint; + struct ipa_endpoint *endpoint; endpoint = ipa->name_map[IPA_ENDPOINT_AP_LAN_RX]; - ipa_cmd_ip_packet_init_add(trans, endpoint->endpoint_id); + ipa_cmd_register_write_add(trans, 0, 0, 0, true); + ipa_cmd_ip_packet_init_add(trans, endpoint->endpoint_id); ipa_cmd_ip_tag_status_add(trans, 0xcba987654321); - ipa_cmd_transfer_add(trans, 4); -#endif } /* Returns the number of commands required for the tag process */ diff --git a/drivers/net/ipa/ipa_smp2p.c b/drivers/net/ipa/ipa_smp2p.c index 4d33aa7ebfbb..a5f7a79a1923 100644 --- a/drivers/net/ipa/ipa_smp2p.c +++ b/drivers/net/ipa/ipa_smp2p.c @@ -53,7 +53,7 @@ * @clock_on: Whether IPA clock is on * @notified: Whether modem has been notified of clock state * @disabled: Whether setup ready interrupt handling is disabled - * @mutex mutex: Motex protecting ready interrupt/shutdown interlock + * @mutex: Mutex protecting ready-interrupt/shutdown interlock * @panic_notifier: Panic notifier structure */ struct ipa_smp2p { diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c index 68668a22b9dd..dc3ff0e20944 100644 --- a/drivers/net/netdevsim/dev.c +++ b/drivers/net/netdevsim/dev.c @@ -858,8 +858,7 @@ nsim_dev_devlink_trap_policer_counter_get(struct devlink *devlink, return -EINVAL; cnt = &nsim_dev->trap_data->trap_policers_cnt_arr[policer->id - 1]; - *p_drops = *cnt; - *cnt += jiffies % 64; + *p_drops = (*cnt)++; return 0; } diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index ae4873f2f86e..d14d91b759b7 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -225,8 +225,12 @@ static void bcm54xx_adjust_rxrefclk(struct phy_device *phydev) else val |= BCM54XX_SHD_SCR3_DLLAPD_DIS; - if (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) - val |= BCM54XX_SHD_SCR3_TRDDAPD; + if (phydev->dev_flags & PHY_BRCM_DIS_TXCRXC_NOENRGY) { + if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810) + val |= BCM54810_SHD_SCR3_TRDDAPD; + else + val |= BCM54XX_SHD_SCR3_TRDDAPD; + } if (orig != val) bcm_phy_write_shadow(phydev, BCM54XX_SHD_SCR3, val); diff --git a/drivers/net/phy/mscc/mscc.h b/drivers/net/phy/mscc/mscc.h index 030bf8b600df..414e3b31bb1f 100644 --- a/drivers/net/phy/mscc/mscc.h +++ b/drivers/net/phy/mscc/mscc.h @@ -354,6 +354,8 @@ struct vsc8531_private { u64 *stats; int nstats; bool pkg_init; + /* PHY address within the package. */ + u8 addr; /* For multiple port PHYs; the MDIO address of the base PHY in the * package. */ diff --git a/drivers/net/phy/mscc/mscc_mac.h b/drivers/net/phy/mscc/mscc_mac.h index fcb5ba5e5d03..59b6837c60b3 100644 --- a/drivers/net/phy/mscc/mscc_mac.h +++ b/drivers/net/phy/mscc/mscc_mac.h @@ -152,8 +152,8 @@ #define MSCC_MAC_PAUSE_CFG_STATE_PAUSE_STATE BIT(0) #define MSCC_MAC_PAUSE_CFG_STATE_MAC_TX_PAUSE_GEN BIT(4) -#define MSCC_PROC_0_IP_1588_TOP_CFG_STAT_MODE_CTL 0x2 -#define MSCC_PROC_0_IP_1588_TOP_CFG_STAT_MODE_CTL_PROTOCOL_MODE(x) (x) -#define MSCC_PROC_0_IP_1588_TOP_CFG_STAT_MODE_CTL_PROTOCOL_MODE_M GENMASK(2, 0) +#define MSCC_PROC_IP_1588_TOP_CFG_STAT_MODE_CTL 0x2 +#define MSCC_PROC_IP_1588_TOP_CFG_STAT_MODE_CTL_PROTOCOL_MODE(x) (x) +#define MSCC_PROC_IP_1588_TOP_CFG_STAT_MODE_CTL_PROTOCOL_MODE_M GENMASK(2, 0) #endif /* _MSCC_PHY_LINE_MAC_H_ */ diff --git a/drivers/net/phy/mscc/mscc_macsec.c b/drivers/net/phy/mscc/mscc_macsec.c index e99e2cd72a0c..b4d3dc4068e2 100644 --- a/drivers/net/phy/mscc/mscc_macsec.c +++ b/drivers/net/phy/mscc/mscc_macsec.c @@ -316,6 +316,8 @@ static void vsc8584_macsec_mac_init(struct phy_device *phydev, /* Must be called with mdio_lock taken */ static int __vsc8584_macsec_init(struct phy_device *phydev) { + struct vsc8531_private *priv = phydev->priv; + enum macsec_bank proc_bank; u32 val; vsc8584_macsec_block_init(phydev, MACSEC_INGR); @@ -351,12 +353,14 @@ static int __vsc8584_macsec_init(struct phy_device *phydev) val |= MSCC_FCBUF_ENA_CFG_TX_ENA | MSCC_FCBUF_ENA_CFG_RX_ENA; vsc8584_macsec_phy_write(phydev, FC_BUFFER, MSCC_FCBUF_ENA_CFG, val); - val = vsc8584_macsec_phy_read(phydev, IP_1588, - MSCC_PROC_0_IP_1588_TOP_CFG_STAT_MODE_CTL); - val &= ~MSCC_PROC_0_IP_1588_TOP_CFG_STAT_MODE_CTL_PROTOCOL_MODE_M; - val |= MSCC_PROC_0_IP_1588_TOP_CFG_STAT_MODE_CTL_PROTOCOL_MODE(4); - vsc8584_macsec_phy_write(phydev, IP_1588, - MSCC_PROC_0_IP_1588_TOP_CFG_STAT_MODE_CTL, val); + proc_bank = (priv->addr < 2) ? PROC_0 : PROC_2; + + val = vsc8584_macsec_phy_read(phydev, proc_bank, + MSCC_PROC_IP_1588_TOP_CFG_STAT_MODE_CTL); + val &= ~MSCC_PROC_IP_1588_TOP_CFG_STAT_MODE_CTL_PROTOCOL_MODE_M; + val |= MSCC_PROC_IP_1588_TOP_CFG_STAT_MODE_CTL_PROTOCOL_MODE(4); + vsc8584_macsec_phy_write(phydev, proc_bank, + MSCC_PROC_IP_1588_TOP_CFG_STAT_MODE_CTL, val); return 0; } diff --git a/drivers/net/phy/mscc/mscc_macsec.h b/drivers/net/phy/mscc/mscc_macsec.h index d0783944d106..d751f2946b79 100644 --- a/drivers/net/phy/mscc/mscc_macsec.h +++ b/drivers/net/phy/mscc/mscc_macsec.h @@ -64,7 +64,8 @@ enum macsec_bank { FC_BUFFER = 0x04, HOST_MAC = 0x05, LINE_MAC = 0x06, - IP_1588 = 0x0e, + PROC_0 = 0x0e, + PROC_2 = 0x0f, MACSEC_INGR = 0x38, MACSEC_EGR = 0x3c, }; diff --git a/drivers/net/phy/mscc/mscc_main.c b/drivers/net/phy/mscc/mscc_main.c index acddef79f4e8..c8aa6d905d8e 100644 --- a/drivers/net/phy/mscc/mscc_main.c +++ b/drivers/net/phy/mscc/mscc_main.c @@ -1347,6 +1347,8 @@ static int vsc8584_config_init(struct phy_device *phydev) else vsc8531->base_addr = phydev->mdio.addr - addr; + vsc8531->addr = addr; + /* Some parts of the init sequence are identical for every PHY in the * package. Some parts are modifying the GPIO register bank which is a * set of registers that are affecting all PHYs, a few resetting the @@ -1771,6 +1773,8 @@ static int vsc8514_config_init(struct phy_device *phydev) else vsc8531->base_addr = phydev->mdio.addr - addr; + vsc8531->addr = addr; + /* Some parts of the init sequence are identical for every PHY in the * package. Some parts are modifying the GPIO register bank which is a * set of registers that are affecting all PHYs, a few resetting the diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 72c69a9c8a98..20ca6418f7bc 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -1132,9 +1132,11 @@ int phy_ethtool_set_eee(struct phy_device *phydev, struct ethtool_eee *data) /* Restart autonegotiation so the new modes get sent to the * link partner. */ - ret = phy_restart_aneg(phydev); - if (ret < 0) - return ret; + if (phydev->autoneg == AUTONEG_ENABLE) { + ret = phy_restart_aneg(phydev); + if (ret < 0) + return ret; + } } return 0; diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index ac2784192472..697c74deb222 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1233,7 +1233,7 @@ int phy_sfp_probe(struct phy_device *phydev, const struct sfp_upstream_ops *ops) { struct sfp_bus *bus; - int ret; + int ret = 0; if (phydev->mdio.dev.fwnode) { bus = sfp_bus_find_fwnode(phydev->mdio.dev.fwnode); @@ -1245,7 +1245,7 @@ int phy_sfp_probe(struct phy_device *phydev, ret = sfp_bus_add_upstream(bus, phydev, ops); sfp_bus_put(bus); } - return 0; + return ret; } EXPORT_SYMBOL(phy_sfp_probe); diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c index d760a36db28c..beedaad08255 100644 --- a/drivers/net/ppp/pppoe.c +++ b/drivers/net/ppp/pppoe.c @@ -490,6 +490,9 @@ static int pppoe_disc_rcv(struct sk_buff *skb, struct net_device *dev, if (!skb) goto out; + if (skb->pkt_type != PACKET_HOST) + goto abort; + if (!pskb_may_pull(skb, sizeof(struct pppoe_hdr))) goto abort; diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 0cdb2ce47645..a657943c9f01 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -815,14 +815,21 @@ static const struct usb_device_id products[] = { .driver_info = 0, }, -/* Microsoft Surface 3 dock (based on Realtek RTL8153) */ +/* Microsoft Surface Ethernet Adapter (based on Realtek RTL8153) */ { USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x07c6, USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), .driver_info = 0, }, - /* TP-LINK UE300 USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */ +/* Microsoft Surface Ethernet Adapter (based on Realtek RTL8153B) */ +{ + USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x0927, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), + .driver_info = 0, +}, + +/* TP-LINK UE300 USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */ { USB_DEVICE_AND_INTERFACE_INFO(TPLINK_VENDOR_ID, 0x0601, USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index 417e42c9fd03..bb8c34d746ab 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -2659,7 +2659,7 @@ static struct hso_device *hso_create_bulk_serial_device( if (! (serial->out_endp = hso_get_ep(interface, USB_ENDPOINT_XFER_BULK, USB_DIR_OUT))) { - dev_err(&interface->dev, "Failed to find BULK IN ep\n"); + dev_err(&interface->dev, "Failed to find BULK OUT ep\n"); goto exit2; } diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 8f8d9883d363..c8c873a613b6 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -6880,6 +6880,7 @@ static const struct usb_device_id rtl8152_table[] = { {REALTEK_USB_DEVICE(VENDOR_ID_REALTEK, 0x8153)}, {REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x07ab)}, {REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x07c6)}, + {REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x0927)}, {REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x304f)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3062)}, diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 11f722460513..ce07f52d89e7 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1243,9 +1243,11 @@ static bool try_fill_recv(struct virtnet_info *vi, struct receive_queue *rq, break; } while (rq->vq->num_free); if (virtqueue_kick_prepare(rq->vq) && virtqueue_notify(rq->vq)) { - u64_stats_update_begin(&rq->stats.syncp); + unsigned long flags; + + flags = u64_stats_update_begin_irqsave(&rq->stats.syncp); rq->stats.kicks++; - u64_stats_update_end(&rq->stats.syncp); + u64_stats_update_end_irqrestore(&rq->stats.syncp, flags); } return !oom; diff --git a/drivers/net/wireguard/messages.h b/drivers/net/wireguard/messages.h index b8a7b9ce32ba..208da72673fc 100644 --- a/drivers/net/wireguard/messages.h +++ b/drivers/net/wireguard/messages.h @@ -32,7 +32,7 @@ enum cookie_values { }; enum counter_values { - COUNTER_BITS_TOTAL = 2048, + COUNTER_BITS_TOTAL = 8192, COUNTER_REDUNDANT_BITS = BITS_PER_LONG, COUNTER_WINDOW_SIZE = COUNTER_BITS_TOTAL - COUNTER_REDUNDANT_BITS }; diff --git a/drivers/net/wireguard/noise.c b/drivers/net/wireguard/noise.c index 708dc61c974f..626433690abb 100644 --- a/drivers/net/wireguard/noise.c +++ b/drivers/net/wireguard/noise.c @@ -104,6 +104,7 @@ static struct noise_keypair *keypair_create(struct wg_peer *peer) if (unlikely(!keypair)) return NULL; + spin_lock_init(&keypair->receiving_counter.lock); keypair->internal_id = atomic64_inc_return(&keypair_counter); keypair->entry.type = INDEX_HASHTABLE_KEYPAIR; keypair->entry.peer = peer; @@ -358,25 +359,16 @@ out: memzero_explicit(output, BLAKE2S_HASH_SIZE + 1); } -static void symmetric_key_init(struct noise_symmetric_key *key) -{ - spin_lock_init(&key->counter.receive.lock); - atomic64_set(&key->counter.counter, 0); - memset(key->counter.receive.backtrack, 0, - sizeof(key->counter.receive.backtrack)); - key->birthdate = ktime_get_coarse_boottime_ns(); - key->is_valid = true; -} - static void derive_keys(struct noise_symmetric_key *first_dst, struct noise_symmetric_key *second_dst, const u8 chaining_key[NOISE_HASH_LEN]) { + u64 birthdate = ktime_get_coarse_boottime_ns(); kdf(first_dst->key, second_dst->key, NULL, NULL, NOISE_SYMMETRIC_KEY_LEN, NOISE_SYMMETRIC_KEY_LEN, 0, 0, chaining_key); - symmetric_key_init(first_dst); - symmetric_key_init(second_dst); + first_dst->birthdate = second_dst->birthdate = birthdate; + first_dst->is_valid = second_dst->is_valid = true; } static bool __must_check mix_dh(u8 chaining_key[NOISE_HASH_LEN], @@ -715,6 +707,7 @@ wg_noise_handshake_consume_response(struct message_handshake_response *src, u8 e[NOISE_PUBLIC_KEY_LEN]; u8 ephemeral_private[NOISE_PUBLIC_KEY_LEN]; u8 static_private[NOISE_PUBLIC_KEY_LEN]; + u8 preshared_key[NOISE_SYMMETRIC_KEY_LEN]; down_read(&wg->static_identity.lock); @@ -733,6 +726,8 @@ wg_noise_handshake_consume_response(struct message_handshake_response *src, memcpy(chaining_key, handshake->chaining_key, NOISE_HASH_LEN); memcpy(ephemeral_private, handshake->ephemeral_private, NOISE_PUBLIC_KEY_LEN); + memcpy(preshared_key, handshake->preshared_key, + NOISE_SYMMETRIC_KEY_LEN); up_read(&handshake->lock); if (state != HANDSHAKE_CREATED_INITIATION) @@ -750,7 +745,7 @@ wg_noise_handshake_consume_response(struct message_handshake_response *src, goto fail; /* psk */ - mix_psk(chaining_key, hash, key, handshake->preshared_key); + mix_psk(chaining_key, hash, key, preshared_key); /* {} */ if (!message_decrypt(NULL, src->encrypted_nothing, @@ -783,6 +778,7 @@ out: memzero_explicit(chaining_key, NOISE_HASH_LEN); memzero_explicit(ephemeral_private, NOISE_PUBLIC_KEY_LEN); memzero_explicit(static_private, NOISE_PUBLIC_KEY_LEN); + memzero_explicit(preshared_key, NOISE_SYMMETRIC_KEY_LEN); up_read(&wg->static_identity.lock); return ret_peer; } diff --git a/drivers/net/wireguard/noise.h b/drivers/net/wireguard/noise.h index f532d59d3f19..c527253dba80 100644 --- a/drivers/net/wireguard/noise.h +++ b/drivers/net/wireguard/noise.h @@ -15,18 +15,14 @@ #include <linux/mutex.h> #include <linux/kref.h> -union noise_counter { - struct { - u64 counter; - unsigned long backtrack[COUNTER_BITS_TOTAL / BITS_PER_LONG]; - spinlock_t lock; - } receive; - atomic64_t counter; +struct noise_replay_counter { + u64 counter; + spinlock_t lock; + unsigned long backtrack[COUNTER_BITS_TOTAL / BITS_PER_LONG]; }; struct noise_symmetric_key { u8 key[NOISE_SYMMETRIC_KEY_LEN]; - union noise_counter counter; u64 birthdate; bool is_valid; }; @@ -34,7 +30,9 @@ struct noise_symmetric_key { struct noise_keypair { struct index_hashtable_entry entry; struct noise_symmetric_key sending; + atomic64_t sending_counter; struct noise_symmetric_key receiving; + struct noise_replay_counter receiving_counter; __le32 remote_index; bool i_am_the_initiator; struct kref refcount; diff --git a/drivers/net/wireguard/queueing.h b/drivers/net/wireguard/queueing.h index 3432232afe06..c58df439dbbe 100644 --- a/drivers/net/wireguard/queueing.h +++ b/drivers/net/wireguard/queueing.h @@ -87,12 +87,20 @@ static inline bool wg_check_packet_protocol(struct sk_buff *skb) return real_protocol && skb->protocol == real_protocol; } -static inline void wg_reset_packet(struct sk_buff *skb) +static inline void wg_reset_packet(struct sk_buff *skb, bool encapsulating) { + u8 l4_hash = skb->l4_hash; + u8 sw_hash = skb->sw_hash; + u32 hash = skb->hash; skb_scrub_packet(skb, true); memset(&skb->headers_start, 0, offsetof(struct sk_buff, headers_end) - offsetof(struct sk_buff, headers_start)); + if (encapsulating) { + skb->l4_hash = l4_hash; + skb->sw_hash = sw_hash; + skb->hash = hash; + } skb->queue_mapping = 0; skb->nohdr = 0; skb->peeked = 0; diff --git a/drivers/net/wireguard/receive.c b/drivers/net/wireguard/receive.c index 3bb5b9ae7cd1..91438144e4f7 100644 --- a/drivers/net/wireguard/receive.c +++ b/drivers/net/wireguard/receive.c @@ -245,20 +245,20 @@ static void keep_key_fresh(struct wg_peer *peer) } } -static bool decrypt_packet(struct sk_buff *skb, struct noise_symmetric_key *key) +static bool decrypt_packet(struct sk_buff *skb, struct noise_keypair *keypair) { struct scatterlist sg[MAX_SKB_FRAGS + 8]; struct sk_buff *trailer; unsigned int offset; int num_frags; - if (unlikely(!key)) + if (unlikely(!keypair)) return false; - if (unlikely(!READ_ONCE(key->is_valid) || - wg_birthdate_has_expired(key->birthdate, REJECT_AFTER_TIME) || - key->counter.receive.counter >= REJECT_AFTER_MESSAGES)) { - WRITE_ONCE(key->is_valid, false); + if (unlikely(!READ_ONCE(keypair->receiving.is_valid) || + wg_birthdate_has_expired(keypair->receiving.birthdate, REJECT_AFTER_TIME) || + keypair->receiving_counter.counter >= REJECT_AFTER_MESSAGES)) { + WRITE_ONCE(keypair->receiving.is_valid, false); return false; } @@ -283,7 +283,7 @@ static bool decrypt_packet(struct sk_buff *skb, struct noise_symmetric_key *key) if (!chacha20poly1305_decrypt_sg_inplace(sg, skb->len, NULL, 0, PACKET_CB(skb)->nonce, - key->key)) + keypair->receiving.key)) return false; /* Another ugly situation of pushing and pulling the header so as to @@ -298,41 +298,41 @@ static bool decrypt_packet(struct sk_buff *skb, struct noise_symmetric_key *key) } /* This is RFC6479, a replay detection bitmap algorithm that avoids bitshifts */ -static bool counter_validate(union noise_counter *counter, u64 their_counter) +static bool counter_validate(struct noise_replay_counter *counter, u64 their_counter) { unsigned long index, index_current, top, i; bool ret = false; - spin_lock_bh(&counter->receive.lock); + spin_lock_bh(&counter->lock); - if (unlikely(counter->receive.counter >= REJECT_AFTER_MESSAGES + 1 || + if (unlikely(counter->counter >= REJECT_AFTER_MESSAGES + 1 || their_counter >= REJECT_AFTER_MESSAGES)) goto out; ++their_counter; if (unlikely((COUNTER_WINDOW_SIZE + their_counter) < - counter->receive.counter)) + counter->counter)) goto out; index = their_counter >> ilog2(BITS_PER_LONG); - if (likely(their_counter > counter->receive.counter)) { - index_current = counter->receive.counter >> ilog2(BITS_PER_LONG); + if (likely(their_counter > counter->counter)) { + index_current = counter->counter >> ilog2(BITS_PER_LONG); top = min_t(unsigned long, index - index_current, COUNTER_BITS_TOTAL / BITS_PER_LONG); for (i = 1; i <= top; ++i) - counter->receive.backtrack[(i + index_current) & + counter->backtrack[(i + index_current) & ((COUNTER_BITS_TOTAL / BITS_PER_LONG) - 1)] = 0; - counter->receive.counter = their_counter; + counter->counter = their_counter; } index &= (COUNTER_BITS_TOTAL / BITS_PER_LONG) - 1; ret = !test_and_set_bit(their_counter & (BITS_PER_LONG - 1), - &counter->receive.backtrack[index]); + &counter->backtrack[index]); out: - spin_unlock_bh(&counter->receive.lock); + spin_unlock_bh(&counter->lock); return ret; } @@ -472,19 +472,19 @@ int wg_packet_rx_poll(struct napi_struct *napi, int budget) if (unlikely(state != PACKET_STATE_CRYPTED)) goto next; - if (unlikely(!counter_validate(&keypair->receiving.counter, + if (unlikely(!counter_validate(&keypair->receiving_counter, PACKET_CB(skb)->nonce))) { net_dbg_ratelimited("%s: Packet has invalid nonce %llu (max %llu)\n", peer->device->dev->name, PACKET_CB(skb)->nonce, - keypair->receiving.counter.receive.counter); + keypair->receiving_counter.counter); goto next; } if (unlikely(wg_socket_endpoint_from_skb(&endpoint, skb))) goto next; - wg_reset_packet(skb); + wg_reset_packet(skb, false); wg_packet_consume_data_done(peer, skb, &endpoint); free = false; @@ -511,8 +511,8 @@ void wg_packet_decrypt_worker(struct work_struct *work) struct sk_buff *skb; while ((skb = ptr_ring_consume_bh(&queue->ring)) != NULL) { - enum packet_state state = likely(decrypt_packet(skb, - &PACKET_CB(skb)->keypair->receiving)) ? + enum packet_state state = + likely(decrypt_packet(skb, PACKET_CB(skb)->keypair)) ? PACKET_STATE_CRYPTED : PACKET_STATE_DEAD; wg_queue_enqueue_per_peer_napi(skb, state); if (need_resched()) diff --git a/drivers/net/wireguard/selftest/counter.c b/drivers/net/wireguard/selftest/counter.c index f4fbb9072ed7..ec3c156bf91b 100644 --- a/drivers/net/wireguard/selftest/counter.c +++ b/drivers/net/wireguard/selftest/counter.c @@ -6,18 +6,24 @@ #ifdef DEBUG bool __init wg_packet_counter_selftest(void) { + struct noise_replay_counter *counter; unsigned int test_num = 0, i; - union noise_counter counter; bool success = true; -#define T_INIT do { \ - memset(&counter, 0, sizeof(union noise_counter)); \ - spin_lock_init(&counter.receive.lock); \ + counter = kmalloc(sizeof(*counter), GFP_KERNEL); + if (unlikely(!counter)) { + pr_err("nonce counter self-test malloc: FAIL\n"); + return false; + } + +#define T_INIT do { \ + memset(counter, 0, sizeof(*counter)); \ + spin_lock_init(&counter->lock); \ } while (0) #define T_LIM (COUNTER_WINDOW_SIZE + 1) #define T(n, v) do { \ ++test_num; \ - if (counter_validate(&counter, n) != (v)) { \ + if (counter_validate(counter, n) != (v)) { \ pr_err("nonce counter self-test %u: FAIL\n", \ test_num); \ success = false; \ @@ -99,6 +105,7 @@ bool __init wg_packet_counter_selftest(void) if (success) pr_info("nonce counter self-tests: pass\n"); + kfree(counter); return success; } #endif diff --git a/drivers/net/wireguard/send.c b/drivers/net/wireguard/send.c index 6687db699803..f74b9341ab0f 100644 --- a/drivers/net/wireguard/send.c +++ b/drivers/net/wireguard/send.c @@ -129,7 +129,7 @@ static void keep_key_fresh(struct wg_peer *peer) rcu_read_lock_bh(); keypair = rcu_dereference_bh(peer->keypairs.current_keypair); send = keypair && READ_ONCE(keypair->sending.is_valid) && - (atomic64_read(&keypair->sending.counter.counter) > REKEY_AFTER_MESSAGES || + (atomic64_read(&keypair->sending_counter) > REKEY_AFTER_MESSAGES || (keypair->i_am_the_initiator && wg_birthdate_has_expired(keypair->sending.birthdate, REKEY_AFTER_TIME))); rcu_read_unlock_bh(); @@ -167,6 +167,11 @@ static bool encrypt_packet(struct sk_buff *skb, struct noise_keypair *keypair) struct sk_buff *trailer; int num_frags; + /* Force hash calculation before encryption so that flow analysis is + * consistent over the inner packet. + */ + skb_get_hash(skb); + /* Calculate lengths. */ padding_len = calculate_skb_padding(skb); trailer_len = padding_len + noise_encrypted_len(0); @@ -295,7 +300,7 @@ void wg_packet_encrypt_worker(struct work_struct *work) skb_list_walk_safe(first, skb, next) { if (likely(encrypt_packet(skb, PACKET_CB(first)->keypair))) { - wg_reset_packet(skb); + wg_reset_packet(skb, true); } else { state = PACKET_STATE_DEAD; break; @@ -344,7 +349,6 @@ void wg_packet_purge_staged_packets(struct wg_peer *peer) void wg_packet_send_staged_packets(struct wg_peer *peer) { - struct noise_symmetric_key *key; struct noise_keypair *keypair; struct sk_buff_head packets; struct sk_buff *skb; @@ -364,10 +368,9 @@ void wg_packet_send_staged_packets(struct wg_peer *peer) rcu_read_unlock_bh(); if (unlikely(!keypair)) goto out_nokey; - key = &keypair->sending; - if (unlikely(!READ_ONCE(key->is_valid))) + if (unlikely(!READ_ONCE(keypair->sending.is_valid))) goto out_nokey; - if (unlikely(wg_birthdate_has_expired(key->birthdate, + if (unlikely(wg_birthdate_has_expired(keypair->sending.birthdate, REJECT_AFTER_TIME))) goto out_invalid; @@ -382,7 +385,7 @@ void wg_packet_send_staged_packets(struct wg_peer *peer) */ PACKET_CB(skb)->ds = ip_tunnel_ecn_encap(0, ip_hdr(skb), skb); PACKET_CB(skb)->nonce = - atomic64_inc_return(&key->counter.counter) - 1; + atomic64_inc_return(&keypair->sending_counter) - 1; if (unlikely(PACKET_CB(skb)->nonce >= REJECT_AFTER_MESSAGES)) goto out_invalid; } @@ -394,7 +397,7 @@ void wg_packet_send_staged_packets(struct wg_peer *peer) return; out_invalid: - WRITE_ONCE(key->is_valid, false); + WRITE_ONCE(keypair->sending.is_valid, false); out_nokey: wg_noise_keypair_put(keypair, false); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 6744c0281ffb..29971c25dba4 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -1092,6 +1092,10 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) iwl_trans->cfg = &iwl_ax101_cfg_quz_hr; else if (iwl_trans->cfg == &iwl_ax201_cfg_qu_hr) iwl_trans->cfg = &iwl_ax201_cfg_quz_hr; + else if (iwl_trans->cfg == &killer1650s_2ax_cfg_qu_b0_hr_b0) + iwl_trans->cfg = &iwl_ax1650s_cfg_quz_hr; + else if (iwl_trans->cfg == &killer1650i_2ax_cfg_qu_b0_hr_b0) + iwl_trans->cfg = &iwl_ax1650i_cfg_quz_hr; } #endif diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index e13c370de830..3726dc780d15 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -989,6 +989,11 @@ static inline int nvme_process_cq(struct nvme_queue *nvmeq) while (nvme_cqe_pending(nvmeq)) { found++; + /* + * load-load control dependency between phase and the rest of + * the cqe requires a full read memory barrier + */ + dma_rmb(); nvme_handle_cqe(nvmeq, nvmeq->cq_head); nvme_update_cq_head(nvmeq); } diff --git a/drivers/pinctrl/actions/pinctrl-s700.c b/drivers/pinctrl/actions/pinctrl-s700.c index 47a4ccd9fed4..f579a6593f37 100644 --- a/drivers/pinctrl/actions/pinctrl-s700.c +++ b/drivers/pinctrl/actions/pinctrl-s700.c @@ -1435,7 +1435,7 @@ static const char * const sd2_groups[] = { static const char * const i2c0_groups[] = { "uart0_rx_mfp", "uart0_tx_mfp", - "i2c0_mfp_mfp", + "i2c0_mfp", }; static const char * const i2c1_groups[] = { diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c index b409642f168d..9b821c9cbd16 100644 --- a/drivers/pinctrl/intel/pinctrl-baytrail.c +++ b/drivers/pinctrl/intel/pinctrl-baytrail.c @@ -1286,6 +1286,7 @@ static const struct gpio_chip byt_gpio_chip = { .direction_output = byt_gpio_direction_output, .get = byt_gpio_get, .set = byt_gpio_set, + .set_config = gpiochip_generic_config, .dbg_show = byt_gpio_dbg_show, }; diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c index 4c74fdde576d..1093a6105d40 100644 --- a/drivers/pinctrl/intel/pinctrl-cherryview.c +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c @@ -1479,11 +1479,15 @@ static void chv_gpio_irq_handler(struct irq_desc *desc) struct chv_pinctrl *pctrl = gpiochip_get_data(gc); struct irq_chip *chip = irq_desc_get_chip(desc); unsigned long pending; + unsigned long flags; u32 intr_line; chained_irq_enter(chip, desc); + raw_spin_lock_irqsave(&chv_lock, flags); pending = readl(pctrl->regs + CHV_INTSTAT); + raw_spin_unlock_irqrestore(&chv_lock, flags); + for_each_set_bit(intr_line, &pending, pctrl->community->nirqs) { unsigned int irq, offset; diff --git a/drivers/pinctrl/intel/pinctrl-sunrisepoint.c b/drivers/pinctrl/intel/pinctrl-sunrisepoint.c index 330c8f077b73..4d7a86a5a37b 100644 --- a/drivers/pinctrl/intel/pinctrl-sunrisepoint.c +++ b/drivers/pinctrl/intel/pinctrl-sunrisepoint.c @@ -15,17 +15,18 @@ #include "pinctrl-intel.h" -#define SPT_PAD_OWN 0x020 -#define SPT_PADCFGLOCK 0x0a0 -#define SPT_HOSTSW_OWN 0x0d0 -#define SPT_GPI_IS 0x100 -#define SPT_GPI_IE 0x120 +#define SPT_PAD_OWN 0x020 +#define SPT_H_PADCFGLOCK 0x090 +#define SPT_LP_PADCFGLOCK 0x0a0 +#define SPT_HOSTSW_OWN 0x0d0 +#define SPT_GPI_IS 0x100 +#define SPT_GPI_IE 0x120 #define SPT_COMMUNITY(b, s, e) \ { \ .barno = (b), \ .padown_offset = SPT_PAD_OWN, \ - .padcfglock_offset = SPT_PADCFGLOCK, \ + .padcfglock_offset = SPT_LP_PADCFGLOCK, \ .hostown_offset = SPT_HOSTSW_OWN, \ .is_offset = SPT_GPI_IS, \ .ie_offset = SPT_GPI_IE, \ @@ -47,7 +48,7 @@ { \ .barno = (b), \ .padown_offset = SPT_PAD_OWN, \ - .padcfglock_offset = SPT_PADCFGLOCK, \ + .padcfglock_offset = SPT_H_PADCFGLOCK, \ .hostown_offset = SPT_HOSTSW_OWN, \ .is_offset = SPT_GPI_IS, \ .ie_offset = SPT_GPI_IE, \ diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c index 3853ec3a2a8e..ee305f140400 100644 --- a/drivers/pinctrl/mediatek/pinctrl-paris.c +++ b/drivers/pinctrl/mediatek/pinctrl-paris.c @@ -164,8 +164,6 @@ static int mtk_pinconf_get(struct pinctrl_dev *pctldev, case MTK_PIN_CONFIG_PU_ADV: case MTK_PIN_CONFIG_PD_ADV: if (hw->soc->adv_pull_get) { - bool pullup; - pullup = param == MTK_PIN_CONFIG_PU_ADV; err = hw->soc->adv_pull_get(hw, desc, pullup, &ret); } else diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c index 9a398a211d30..85858c1d56d0 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.c +++ b/drivers/pinctrl/qcom/pinctrl-msm.c @@ -697,7 +697,7 @@ static void msm_gpio_update_dual_edge_pos(struct msm_pinctrl *pctrl, pol = msm_readl_intr_cfg(pctrl, g); pol ^= BIT(g->intr_polarity_bit); - msm_writel_intr_cfg(val, pctrl, g); + msm_writel_intr_cfg(pol, pctrl, g); val2 = msm_readl_io(pctrl, g) & BIT(g->in_bit); intstat = msm_readl_intr_status(pctrl, g); @@ -1034,6 +1034,29 @@ static void msm_gpio_irq_relres(struct irq_data *d) module_put(gc->owner); } +static int msm_gpio_irq_set_affinity(struct irq_data *d, + const struct cpumask *dest, bool force) +{ + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct msm_pinctrl *pctrl = gpiochip_get_data(gc); + + if (d->parent_data && test_bit(d->hwirq, pctrl->skip_wake_irqs)) + return irq_chip_set_affinity_parent(d, dest, force); + + return 0; +} + +static int msm_gpio_irq_set_vcpu_affinity(struct irq_data *d, void *vcpu_info) +{ + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct msm_pinctrl *pctrl = gpiochip_get_data(gc); + + if (d->parent_data && test_bit(d->hwirq, pctrl->skip_wake_irqs)) + return irq_chip_set_vcpu_affinity_parent(d, vcpu_info); + + return 0; +} + static void msm_gpio_irq_handler(struct irq_desc *desc) { struct gpio_chip *gc = irq_desc_get_handler_data(desc); @@ -1132,6 +1155,8 @@ static int msm_gpio_init(struct msm_pinctrl *pctrl) pctrl->irq_chip.irq_set_wake = msm_gpio_irq_set_wake; pctrl->irq_chip.irq_request_resources = msm_gpio_irq_reqres; pctrl->irq_chip.irq_release_resources = msm_gpio_irq_relres; + pctrl->irq_chip.irq_set_affinity = msm_gpio_irq_set_affinity; + pctrl->irq_chip.irq_set_vcpu_affinity = msm_gpio_irq_set_vcpu_affinity; np = of_parse_phandle(pctrl->dev->of_node, "wakeup-parent", 0); if (np) { diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c index 8155f59ece38..10af330153b5 100644 --- a/drivers/rapidio/devices/rio_mport_cdev.c +++ b/drivers/rapidio/devices/rio_mport_cdev.c @@ -877,6 +877,11 @@ rio_dma_transfer(struct file *filp, u32 transfer_mode, rmcd_error("pinned %ld out of %ld pages", pinned, nr_pages); ret = -EFAULT; + /* + * Set nr_pages up to mean "how many pages to unpin, in + * the error handler: + */ + nr_pages = pinned; goto err_pg; } diff --git a/drivers/s390/net/ism_drv.c b/drivers/s390/net/ism_drv.c index c75112ee7b97..c7fade836d83 100644 --- a/drivers/s390/net/ism_drv.c +++ b/drivers/s390/net/ism_drv.c @@ -521,8 +521,10 @@ static int ism_probe(struct pci_dev *pdev, const struct pci_device_id *id) ism->smcd = smcd_alloc_dev(&pdev->dev, dev_name(&pdev->dev), &ism_ops, ISM_NR_DMBS); - if (!ism->smcd) + if (!ism->smcd) { + ret = -ENOMEM; goto err_resource; + } ism->smcd->priv = ism; ret = ism_dev_init(ism); diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 33255968f03a..2c9e5ac24692 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1850,9 +1850,6 @@ qla2x00_port_speed_show(struct device *dev, struct device_attribute *attr, return -EINVAL; } - ql_log(ql_log_info, vha, 0x70d6, - "port speed:%d\n", ha->link_data_rate); - return scnprintf(buf, PAGE_SIZE, "%s\n", spd[ha->link_data_rate]); } diff --git a/drivers/scsi/scsi_pm.c b/drivers/scsi/scsi_pm.c index 3717eea37ecb..5f0ad8b32e3a 100644 --- a/drivers/scsi/scsi_pm.c +++ b/drivers/scsi/scsi_pm.c @@ -80,6 +80,10 @@ static int scsi_dev_type_resume(struct device *dev, dev_dbg(dev, "scsi resume: %d\n", err); if (err == 0) { + bool was_runtime_suspended; + + was_runtime_suspended = pm_runtime_suspended(dev); + pm_runtime_disable(dev); err = pm_runtime_set_active(dev); pm_runtime_enable(dev); @@ -93,8 +97,10 @@ static int scsi_dev_type_resume(struct device *dev, */ if (!err && scsi_is_sdev_device(dev)) { struct scsi_device *sdev = to_scsi_device(dev); - - blk_set_runtime_active(sdev->request_queue); + if (was_runtime_suspended) + blk_post_runtime_resume(sdev->request_queue, 0); + else + blk_set_runtime_active(sdev->request_queue); } } diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c index 84de56800a21..607378bfebb7 100644 --- a/drivers/staging/greybus/uart.c +++ b/drivers/staging/greybus/uart.c @@ -526,9 +526,9 @@ static void gb_tty_set_termios(struct tty_struct *tty, } if (C_CRTSCTS(tty) && C_BAUD(tty) != B0) - newline.flow_control |= GB_SERIAL_AUTO_RTSCTS_EN; + newline.flow_control = GB_SERIAL_AUTO_RTSCTS_EN; else - newline.flow_control &= ~GB_SERIAL_AUTO_RTSCTS_EN; + newline.flow_control = 0; if (memcmp(&gb_tty->line_coding, &newline, sizeof(newline))) { memcpy(&gb_tty->line_coding, &newline, sizeof(newline)); diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c index 4b25a3a314ed..ed404355ea4c 100644 --- a/drivers/staging/iio/resolver/ad2s1210.c +++ b/drivers/staging/iio/resolver/ad2s1210.c @@ -130,17 +130,24 @@ static int ad2s1210_config_write(struct ad2s1210_state *st, u8 data) static int ad2s1210_config_read(struct ad2s1210_state *st, unsigned char address) { - struct spi_transfer xfer = { - .len = 2, - .rx_buf = st->rx, - .tx_buf = st->tx, + struct spi_transfer xfers[] = { + { + .len = 1, + .rx_buf = &st->rx[0], + .tx_buf = &st->tx[0], + .cs_change = 1, + }, { + .len = 1, + .rx_buf = &st->rx[1], + .tx_buf = &st->tx[1], + }, }; int ret = 0; ad2s1210_set_mode(MOD_CONFIG, st); st->tx[0] = address | AD2S1210_MSB_IS_HIGH; st->tx[1] = AD2S1210_REG_FAULT; - ret = spi_sync_transfer(st->sdev, &xfer, 1); + ret = spi_sync_transfer(st->sdev, xfers, 2); if (ret < 0) return ret; diff --git a/drivers/staging/kpc2000/kpc2000/core.c b/drivers/staging/kpc2000/kpc2000/core.c index 7b00d7069e21..358d7b2f4ad1 100644 --- a/drivers/staging/kpc2000/kpc2000/core.c +++ b/drivers/staging/kpc2000/kpc2000/core.c @@ -298,7 +298,6 @@ static int kp2000_pcie_probe(struct pci_dev *pdev, { int err = 0; struct kp2000_device *pcard; - int rv; unsigned long reg_bar_phys_addr; unsigned long reg_bar_phys_len; unsigned long dma_bar_phys_addr; @@ -445,11 +444,11 @@ static int kp2000_pcie_probe(struct pci_dev *pdev, if (err < 0) goto err_release_dma; - rv = request_irq(pcard->pdev->irq, kp2000_irq_handler, IRQF_SHARED, - pcard->name, pcard); - if (rv) { + err = request_irq(pcard->pdev->irq, kp2000_irq_handler, IRQF_SHARED, + pcard->name, pcard); + if (err) { dev_err(&pcard->pdev->dev, - "%s: failed to request_irq: %d\n", __func__, rv); + "%s: failed to request_irq: %d\n", __func__, err); goto err_disable_msi; } diff --git a/drivers/staging/wfx/scan.c b/drivers/staging/wfx/scan.c index ef411bcc2bf9..57ea9997800b 100644 --- a/drivers/staging/wfx/scan.c +++ b/drivers/staging/wfx/scan.c @@ -57,8 +57,10 @@ static int send_scan_req(struct wfx_vif *wvif, wvif->scan_abort = false; reinit_completion(&wvif->scan_complete); timeout = hif_scan(wvif, req, start_idx, i - start_idx); - if (timeout < 0) + if (timeout < 0) { + wfx_tx_unlock(wvif->wdev); return timeout; + } ret = wait_for_completion_timeout(&wvif->scan_complete, timeout); if (req->channels[start_idx]->max_power != wvif->vif->bss_conf.txpower) hif_set_output_power(wvif, wvif->vif->bss_conf.txpower); diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 594b724bbf79..264a822c0bfa 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -3350,6 +3350,7 @@ static void target_tmr_work(struct work_struct *work) cmd->se_tfo->queue_tm_rsp(cmd); + transport_lun_remove_cmd(cmd); transport_cmd_check_stop_to_fabric(cmd); return; diff --git a/drivers/tty/serial/sifive.c b/drivers/tty/serial/sifive.c index 13eadcb8aec4..0b5110dad051 100644 --- a/drivers/tty/serial/sifive.c +++ b/drivers/tty/serial/sifive.c @@ -883,6 +883,7 @@ console_initcall(sifive_console_init); static void __ssp_add_console_port(struct sifive_serial_port *ssp) { + spin_lock_init(&ssp->port.lock); sifive_serial_console_ports[ssp->port.line] = ssp; } diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c index 372460ea4df9..4d43f3b28309 100644 --- a/drivers/usb/cdns3/gadget.c +++ b/drivers/usb/cdns3/gadget.c @@ -82,7 +82,7 @@ static int cdns3_ep_run_stream_transfer(struct cdns3_endpoint *priv_ep, * @ptr: address of device controller register to be read and changed * @mask: bits requested to clar */ -void cdns3_clear_register_bit(void __iomem *ptr, u32 mask) +static void cdns3_clear_register_bit(void __iomem *ptr, u32 mask) { mask = readl(ptr) & ~mask; writel(mask, ptr); @@ -137,7 +137,7 @@ struct usb_request *cdns3_next_request(struct list_head *list) * * Returns buffer or NULL if no buffers in list */ -struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list) +static struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list) { return list_first_entry_or_null(list, struct cdns3_aligned_buf, list); } @@ -148,7 +148,7 @@ struct cdns3_aligned_buf *cdns3_next_align_buf(struct list_head *list) * * Returns request or NULL if no requests in list */ -struct cdns3_request *cdns3_next_priv_request(struct list_head *list) +static struct cdns3_request *cdns3_next_priv_request(struct list_head *list) { return list_first_entry_or_null(list, struct cdns3_request, list); } @@ -190,7 +190,7 @@ dma_addr_t cdns3_trb_virt_to_dma(struct cdns3_endpoint *priv_ep, return priv_ep->trb_pool_dma + offset; } -int cdns3_ring_size(struct cdns3_endpoint *priv_ep) +static int cdns3_ring_size(struct cdns3_endpoint *priv_ep) { switch (priv_ep->type) { case USB_ENDPOINT_XFER_ISOC: @@ -345,7 +345,7 @@ static void cdns3_ep_inc_deq(struct cdns3_endpoint *priv_ep) cdns3_ep_inc_trb(&priv_ep->dequeue, &priv_ep->ccs, priv_ep->num_trbs); } -void cdns3_move_deq_to_next_trb(struct cdns3_request *priv_req) +static void cdns3_move_deq_to_next_trb(struct cdns3_request *priv_req) { struct cdns3_endpoint *priv_ep = priv_req->priv_ep; int current_trb = priv_req->start_trb; @@ -511,7 +511,7 @@ static void cdns3_wa2_descmiss_copy_data(struct cdns3_endpoint *priv_ep, } } -struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev, +static struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev, struct cdns3_endpoint *priv_ep, struct cdns3_request *priv_req) { @@ -551,7 +551,7 @@ struct usb_request *cdns3_wa2_gadget_giveback(struct cdns3_device *priv_dev, return &priv_req->request; } -int cdns3_wa2_gadget_ep_queue(struct cdns3_device *priv_dev, +static int cdns3_wa2_gadget_ep_queue(struct cdns3_device *priv_dev, struct cdns3_endpoint *priv_ep, struct cdns3_request *priv_req) { @@ -836,7 +836,7 @@ void cdns3_gadget_giveback(struct cdns3_endpoint *priv_ep, cdns3_gadget_ep_free_request(&priv_ep->endpoint, request); } -void cdns3_wa1_restore_cycle_bit(struct cdns3_endpoint *priv_ep) +static void cdns3_wa1_restore_cycle_bit(struct cdns3_endpoint *priv_ep) { /* Work around for stale data address in TRB*/ if (priv_ep->wa1_set) { @@ -1904,7 +1904,7 @@ static int cdns3_ep_onchip_buffer_reserve(struct cdns3_device *priv_dev, return 0; } -void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev, +static void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev, struct cdns3_endpoint *priv_ep) { if (!priv_ep->use_streams || priv_dev->gadget.speed < USB_SPEED_SUPER) @@ -1925,7 +1925,7 @@ void cdns3_stream_ep_reconfig(struct cdns3_device *priv_dev, EP_CFG_TDL_CHK | EP_CFG_SID_CHK); } -void cdns3_configure_dmult(struct cdns3_device *priv_dev, +static void cdns3_configure_dmult(struct cdns3_device *priv_dev, struct cdns3_endpoint *priv_ep) { struct cdns3_usb_regs __iomem *regs = priv_dev->regs; @@ -2548,7 +2548,7 @@ found: link_trb = priv_req->trb; /* Update ring only if removed request is on pending_req_list list */ - if (req_on_hw_ring) { + if (req_on_hw_ring && link_trb) { link_trb->buffer = TRB_BUFFER(priv_ep->trb_pool_dma + ((priv_req->end_trb + 1) * TRB_SIZE)); link_trb->control = (link_trb->control & TRB_CYCLE) | diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index b9db9812d6c5..d93d94d7ff50 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -251,9 +251,19 @@ static int usbdev_mmap(struct file *file, struct vm_area_struct *vma) usbm->vma_use_count = 1; INIT_LIST_HEAD(&usbm->memlist); - if (dma_mmap_coherent(hcd->self.sysdev, vma, mem, dma_handle, size)) { - dec_usb_memory_use_count(usbm, &usbm->vma_use_count); - return -EAGAIN; + if (hcd->localmem_pool || !hcd_uses_dma(hcd)) { + if (remap_pfn_range(vma, vma->vm_start, + virt_to_phys(usbm->mem) >> PAGE_SHIFT, + size, vma->vm_page_prot) < 0) { + dec_usb_memory_use_count(usbm, &usbm->vma_use_count); + return -EAGAIN; + } + } else { + if (dma_mmap_coherent(hcd->self.sysdev, vma, mem, dma_handle, + size)) { + dec_usb_memory_use_count(usbm, &usbm->vma_use_count); + return -EAGAIN; + } } vma->vm_flags |= VM_IO; diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 2b6565c06c23..fc748c731832 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -39,6 +39,7 @@ #define USB_VENDOR_GENESYS_LOGIC 0x05e3 #define USB_VENDOR_SMSC 0x0424 +#define USB_PRODUCT_USB5534B 0x5534 #define HUB_QUIRK_CHECK_PORT_AUTOSUSPEND 0x01 #define HUB_QUIRK_DISABLE_AUTOSUSPEND 0x02 @@ -5621,8 +5622,11 @@ out_hdev_lock: } static const struct usb_device_id hub_id_table[] = { - { .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_CLASS, + { .match_flags = USB_DEVICE_ID_MATCH_VENDOR + | USB_DEVICE_ID_MATCH_PRODUCT + | USB_DEVICE_ID_MATCH_INT_CLASS, .idVendor = USB_VENDOR_SMSC, + .idProduct = USB_PRODUCT_USB5534B, .bInterfaceClass = USB_CLASS_HUB, .driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND}, { .match_flags = USB_DEVICE_ID_MATCH_VENDOR diff --git a/drivers/usb/dwc3/Kconfig b/drivers/usb/dwc3/Kconfig index 206caa0ea1c6..7a2304565a73 100644 --- a/drivers/usb/dwc3/Kconfig +++ b/drivers/usb/dwc3/Kconfig @@ -4,6 +4,7 @@ config USB_DWC3 tristate "DesignWare USB3 DRD Core Support" depends on (USB || USB_GADGET) && HAS_DMA select USB_XHCI_PLATFORM if USB_XHCI_HCD + select USB_ROLE_SWITCH if USB_DWC3_DUAL_ROLE help Say Y or M here if your system has a Dual Role SuperSpeed USB controller based on the DesignWare USB3 IP Core. diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 7051611229c9..b67372737dc9 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -114,6 +114,7 @@ static const struct property_entry dwc3_pci_intel_properties[] = { static const struct property_entry dwc3_pci_mrfld_properties[] = { PROPERTY_ENTRY_STRING("dr_mode", "otg"), + PROPERTY_ENTRY_STRING("linux,extcon-name", "mrfld_bcove_pwrsrc"), PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), {} }; diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 00746c2848c0..585cb3deea7a 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2483,9 +2483,6 @@ static int dwc3_gadget_ep_reclaim_trb_sg(struct dwc3_ep *dep, for_each_sg(sg, s, pending, i) { trb = &dep->trb_pool[dep->trb_dequeue]; - if (trb->ctrl & DWC3_TRB_CTRL_HWO) - break; - req->sg = sg_next(s); req->num_pending_sgs--; diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c index 32b637e3e1fa..6a9aa4413d64 100644 --- a/drivers/usb/gadget/configfs.c +++ b/drivers/usb/gadget/configfs.c @@ -260,6 +260,9 @@ static ssize_t gadget_dev_desc_UDC_store(struct config_item *item, char *name; int ret; + if (strlen(page) < len) + return -EOVERFLOW; + name = kstrdup(page, GFP_KERNEL); if (!name) return -ENOMEM; diff --git a/drivers/usb/gadget/legacy/audio.c b/drivers/usb/gadget/legacy/audio.c index dd81fd538cb8..a748ed0842e8 100644 --- a/drivers/usb/gadget/legacy/audio.c +++ b/drivers/usb/gadget/legacy/audio.c @@ -300,8 +300,10 @@ static int audio_bind(struct usb_composite_dev *cdev) struct usb_descriptor_header *usb_desc; usb_desc = usb_otg_descriptor_alloc(cdev->gadget); - if (!usb_desc) + if (!usb_desc) { + status = -ENOMEM; goto fail; + } usb_otg_descriptor_init(cdev->gadget, usb_desc); otg_desc[0] = usb_desc; otg_desc[1] = NULL; diff --git a/drivers/usb/gadget/legacy/cdc2.c b/drivers/usb/gadget/legacy/cdc2.c index 8d7a556ece30..563363aba48f 100644 --- a/drivers/usb/gadget/legacy/cdc2.c +++ b/drivers/usb/gadget/legacy/cdc2.c @@ -179,8 +179,10 @@ static int cdc_bind(struct usb_composite_dev *cdev) struct usb_descriptor_header *usb_desc; usb_desc = usb_otg_descriptor_alloc(gadget); - if (!usb_desc) + if (!usb_desc) { + status = -ENOMEM; goto fail1; + } usb_otg_descriptor_init(gadget, usb_desc); otg_desc[0] = usb_desc; otg_desc[1] = NULL; diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c index aa0de9e35afa..3afddd3bea6e 100644 --- a/drivers/usb/gadget/legacy/inode.c +++ b/drivers/usb/gadget/legacy/inode.c @@ -1361,7 +1361,6 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl) req->buf = dev->rbuf; req->context = NULL; - value = -EOPNOTSUPP; switch (ctrl->bRequest) { case USB_REQ_GET_DESCRIPTOR: @@ -1784,7 +1783,7 @@ static ssize_t dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr) { struct dev_data *dev = fd->private_data; - ssize_t value = len, length = len; + ssize_t value, length = len; unsigned total; u32 tag; char *kbuf; diff --git a/drivers/usb/gadget/legacy/ncm.c b/drivers/usb/gadget/legacy/ncm.c index c61e71ba7045..0f1b45e3abd1 100644 --- a/drivers/usb/gadget/legacy/ncm.c +++ b/drivers/usb/gadget/legacy/ncm.c @@ -156,8 +156,10 @@ static int gncm_bind(struct usb_composite_dev *cdev) struct usb_descriptor_header *usb_desc; usb_desc = usb_otg_descriptor_alloc(gadget); - if (!usb_desc) + if (!usb_desc) { + status = -ENOMEM; goto fail; + } usb_otg_descriptor_init(gadget, usb_desc); otg_desc[0] = usb_desc; otg_desc[1] = NULL; diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c index ca7d95bf7397..e01e366d89cd 100644 --- a/drivers/usb/gadget/legacy/raw_gadget.c +++ b/drivers/usb/gadget/legacy/raw_gadget.c @@ -7,6 +7,7 @@ */ #include <linux/compiler.h> +#include <linux/ctype.h> #include <linux/debugfs.h> #include <linux/delay.h> #include <linux/kref.h> @@ -123,8 +124,6 @@ static void raw_event_queue_destroy(struct raw_event_queue *queue) struct raw_dev; -#define USB_RAW_MAX_ENDPOINTS 32 - enum ep_state { STATE_EP_DISABLED, STATE_EP_ENABLED, @@ -134,6 +133,7 @@ struct raw_ep { struct raw_dev *dev; enum ep_state state; struct usb_ep *ep; + u8 addr; struct usb_request *req; bool urb_queued; bool disabling; @@ -168,7 +168,8 @@ struct raw_dev { bool ep0_out_pending; bool ep0_urb_queued; ssize_t ep0_status; - struct raw_ep eps[USB_RAW_MAX_ENDPOINTS]; + struct raw_ep eps[USB_RAW_EPS_NUM_MAX]; + int eps_num; struct completion ep0_done; struct raw_event_queue queue; @@ -202,8 +203,8 @@ static void dev_free(struct kref *kref) usb_ep_free_request(dev->gadget->ep0, dev->req); } raw_event_queue_destroy(&dev->queue); - for (i = 0; i < USB_RAW_MAX_ENDPOINTS; i++) { - if (dev->eps[i].state != STATE_EP_ENABLED) + for (i = 0; i < dev->eps_num; i++) { + if (dev->eps[i].state == STATE_EP_DISABLED) continue; usb_ep_disable(dev->eps[i].ep); usb_ep_free_request(dev->eps[i].ep, dev->eps[i].req); @@ -249,12 +250,26 @@ static void gadget_ep0_complete(struct usb_ep *ep, struct usb_request *req) complete(&dev->ep0_done); } +static u8 get_ep_addr(const char *name) +{ + /* If the endpoint has fixed function (named as e.g. "ep12out-bulk"), + * parse the endpoint address from its name. We deliberately use + * deprecated simple_strtoul() function here, as the number isn't + * followed by '\0' nor '\n'. + */ + if (isdigit(name[2])) + return simple_strtoul(&name[2], NULL, 10); + /* Otherwise the endpoint is configurable (named as e.g. "ep-a"). */ + return USB_RAW_EP_ADDR_ANY; +} + static int gadget_bind(struct usb_gadget *gadget, struct usb_gadget_driver *driver) { - int ret = 0; + int ret = 0, i = 0; struct raw_dev *dev = container_of(driver, struct raw_dev, driver); struct usb_request *req; + struct usb_ep *ep; unsigned long flags; if (strcmp(gadget->name, dev->udc_name) != 0) @@ -273,6 +288,13 @@ static int gadget_bind(struct usb_gadget *gadget, dev->req->context = dev; dev->req->complete = gadget_ep0_complete; dev->gadget = gadget; + gadget_for_each_ep(ep, dev->gadget) { + dev->eps[i].ep = ep; + dev->eps[i].addr = get_ep_addr(ep->name); + dev->eps[i].state = STATE_EP_DISABLED; + i++; + } + dev->eps_num = i; spin_unlock_irqrestore(&dev->lock, flags); /* Matches kref_put() in gadget_unbind(). */ @@ -555,7 +577,7 @@ static void *raw_alloc_io_data(struct usb_raw_ep_io *io, void __user *ptr, if (copy_from_user(io, ptr, sizeof(*io))) return ERR_PTR(-EFAULT); - if (io->ep >= USB_RAW_MAX_ENDPOINTS) + if (io->ep >= USB_RAW_EPS_NUM_MAX) return ERR_PTR(-EINVAL); if (!usb_raw_io_flags_valid(io->flags)) return ERR_PTR(-EINVAL); @@ -669,43 +691,61 @@ static int raw_ioctl_ep0_read(struct raw_dev *dev, unsigned long value) if (IS_ERR(data)) return PTR_ERR(data); ret = raw_process_ep0_io(dev, &io, data, false); - if (ret) + if (ret < 0) goto free; length = min(io.length, (unsigned int)ret); if (copy_to_user((void __user *)(value + sizeof(io)), data, length)) ret = -EFAULT; + else + ret = length; free: kfree(data); return ret; } -static bool check_ep_caps(struct usb_ep *ep, - struct usb_endpoint_descriptor *desc) +static int raw_ioctl_ep0_stall(struct raw_dev *dev, unsigned long value) { - switch (usb_endpoint_type(desc)) { - case USB_ENDPOINT_XFER_ISOC: - if (!ep->caps.type_iso) - return false; - break; - case USB_ENDPOINT_XFER_BULK: - if (!ep->caps.type_bulk) - return false; - break; - case USB_ENDPOINT_XFER_INT: - if (!ep->caps.type_int) - return false; - break; - default: - return false; + int ret = 0; + unsigned long flags; + + if (value) + return -EINVAL; + spin_lock_irqsave(&dev->lock, flags); + if (dev->state != STATE_DEV_RUNNING) { + dev_dbg(dev->dev, "fail, device is not running\n"); + ret = -EINVAL; + goto out_unlock; + } + if (!dev->gadget) { + dev_dbg(dev->dev, "fail, gadget is not bound\n"); + ret = -EBUSY; + goto out_unlock; + } + if (dev->ep0_urb_queued) { + dev_dbg(&dev->gadget->dev, "fail, urb already queued\n"); + ret = -EBUSY; + goto out_unlock; + } + if (!dev->ep0_in_pending && !dev->ep0_out_pending) { + dev_dbg(&dev->gadget->dev, "fail, no request pending\n"); + ret = -EBUSY; + goto out_unlock; } - if (usb_endpoint_dir_in(desc) && !ep->caps.dir_in) - return false; - if (usb_endpoint_dir_out(desc) && !ep->caps.dir_out) - return false; + ret = usb_ep_set_halt(dev->gadget->ep0); + if (ret < 0) + dev_err(&dev->gadget->dev, + "fail, usb_ep_set_halt returned %d\n", ret); + + if (dev->ep0_in_pending) + dev->ep0_in_pending = false; + else + dev->ep0_out_pending = false; - return true; +out_unlock: + spin_unlock_irqrestore(&dev->lock, flags); + return ret; } static int raw_ioctl_ep_enable(struct raw_dev *dev, unsigned long value) @@ -713,7 +753,7 @@ static int raw_ioctl_ep_enable(struct raw_dev *dev, unsigned long value) int ret = 0, i; unsigned long flags; struct usb_endpoint_descriptor *desc; - struct usb_ep *ep = NULL; + struct raw_ep *ep; desc = memdup_user((void __user *)value, sizeof(*desc)); if (IS_ERR(desc)) @@ -741,41 +781,32 @@ static int raw_ioctl_ep_enable(struct raw_dev *dev, unsigned long value) goto out_free; } - for (i = 0; i < USB_RAW_MAX_ENDPOINTS; i++) { - if (dev->eps[i].state == STATE_EP_ENABLED) + for (i = 0; i < dev->eps_num; i++) { + ep = &dev->eps[i]; + if (ep->state != STATE_EP_DISABLED) continue; - break; - } - if (i == USB_RAW_MAX_ENDPOINTS) { - dev_dbg(&dev->gadget->dev, - "fail, no device endpoints available\n"); - ret = -EBUSY; - goto out_free; - } - - gadget_for_each_ep(ep, dev->gadget) { - if (ep->enabled) + if (ep->addr != usb_endpoint_num(desc) && + ep->addr != USB_RAW_EP_ADDR_ANY) continue; - if (!check_ep_caps(ep, desc)) + if (!usb_gadget_ep_match_desc(dev->gadget, ep->ep, desc, NULL)) continue; - ep->desc = desc; - ret = usb_ep_enable(ep); + ep->ep->desc = desc; + ret = usb_ep_enable(ep->ep); if (ret < 0) { dev_err(&dev->gadget->dev, "fail, usb_ep_enable returned %d\n", ret); goto out_free; } - dev->eps[i].req = usb_ep_alloc_request(ep, GFP_ATOMIC); - if (!dev->eps[i].req) { + ep->req = usb_ep_alloc_request(ep->ep, GFP_ATOMIC); + if (!ep->req) { dev_err(&dev->gadget->dev, "fail, usb_ep_alloc_request failed\n"); - usb_ep_disable(ep); + usb_ep_disable(ep->ep); ret = -ENOMEM; goto out_free; } - dev->eps[i].ep = ep; - dev->eps[i].state = STATE_EP_ENABLED; - ep->driver_data = &dev->eps[i]; + ep->state = STATE_EP_ENABLED; + ep->ep->driver_data = ep; ret = i; goto out_unlock; } @@ -794,10 +825,6 @@ static int raw_ioctl_ep_disable(struct raw_dev *dev, unsigned long value) { int ret = 0, i = value; unsigned long flags; - const void *desc; - - if (i < 0 || i >= USB_RAW_MAX_ENDPOINTS) - return -EINVAL; spin_lock_irqsave(&dev->lock, flags); if (dev->state != STATE_DEV_RUNNING) { @@ -810,7 +837,12 @@ static int raw_ioctl_ep_disable(struct raw_dev *dev, unsigned long value) ret = -EBUSY; goto out_unlock; } - if (dev->eps[i].state != STATE_EP_ENABLED) { + if (i < 0 || i >= dev->eps_num) { + dev_dbg(dev->dev, "fail, invalid endpoint\n"); + ret = -EBUSY; + goto out_unlock; + } + if (dev->eps[i].state == STATE_EP_DISABLED) { dev_dbg(&dev->gadget->dev, "fail, endpoint is not enabled\n"); ret = -EINVAL; goto out_unlock; @@ -834,10 +866,8 @@ static int raw_ioctl_ep_disable(struct raw_dev *dev, unsigned long value) spin_lock_irqsave(&dev->lock, flags); usb_ep_free_request(dev->eps[i].ep, dev->eps[i].req); - desc = dev->eps[i].ep->desc; - dev->eps[i].ep = NULL; + kfree(dev->eps[i].ep->desc); dev->eps[i].state = STATE_EP_DISABLED; - kfree(desc); dev->eps[i].disabling = false; out_unlock: @@ -845,6 +875,74 @@ out_unlock: return ret; } +static int raw_ioctl_ep_set_clear_halt_wedge(struct raw_dev *dev, + unsigned long value, bool set, bool halt) +{ + int ret = 0, i = value; + unsigned long flags; + + spin_lock_irqsave(&dev->lock, flags); + if (dev->state != STATE_DEV_RUNNING) { + dev_dbg(dev->dev, "fail, device is not running\n"); + ret = -EINVAL; + goto out_unlock; + } + if (!dev->gadget) { + dev_dbg(dev->dev, "fail, gadget is not bound\n"); + ret = -EBUSY; + goto out_unlock; + } + if (i < 0 || i >= dev->eps_num) { + dev_dbg(dev->dev, "fail, invalid endpoint\n"); + ret = -EBUSY; + goto out_unlock; + } + if (dev->eps[i].state == STATE_EP_DISABLED) { + dev_dbg(&dev->gadget->dev, "fail, endpoint is not enabled\n"); + ret = -EINVAL; + goto out_unlock; + } + if (dev->eps[i].disabling) { + dev_dbg(&dev->gadget->dev, + "fail, disable is in progress\n"); + ret = -EINVAL; + goto out_unlock; + } + if (dev->eps[i].urb_queued) { + dev_dbg(&dev->gadget->dev, + "fail, waiting for urb completion\n"); + ret = -EINVAL; + goto out_unlock; + } + if (usb_endpoint_xfer_isoc(dev->eps[i].ep->desc)) { + dev_dbg(&dev->gadget->dev, + "fail, can't halt/wedge ISO endpoint\n"); + ret = -EINVAL; + goto out_unlock; + } + + if (set && halt) { + ret = usb_ep_set_halt(dev->eps[i].ep); + if (ret < 0) + dev_err(&dev->gadget->dev, + "fail, usb_ep_set_halt returned %d\n", ret); + } else if (!set && halt) { + ret = usb_ep_clear_halt(dev->eps[i].ep); + if (ret < 0) + dev_err(&dev->gadget->dev, + "fail, usb_ep_clear_halt returned %d\n", ret); + } else if (set && !halt) { + ret = usb_ep_set_wedge(dev->eps[i].ep); + if (ret < 0) + dev_err(&dev->gadget->dev, + "fail, usb_ep_set_wedge returned %d\n", ret); + } + +out_unlock: + spin_unlock_irqrestore(&dev->lock, flags); + return ret; +} + static void gadget_ep_complete(struct usb_ep *ep, struct usb_request *req) { struct raw_ep *r_ep = (struct raw_ep *)ep->driver_data; @@ -866,7 +964,7 @@ static int raw_process_ep_io(struct raw_dev *dev, struct usb_raw_ep_io *io, { int ret = 0; unsigned long flags; - struct raw_ep *ep = &dev->eps[io->ep]; + struct raw_ep *ep; DECLARE_COMPLETION_ONSTACK(done); spin_lock_irqsave(&dev->lock, flags); @@ -880,6 +978,12 @@ static int raw_process_ep_io(struct raw_dev *dev, struct usb_raw_ep_io *io, ret = -EBUSY; goto out_unlock; } + if (io->ep >= dev->eps_num) { + dev_dbg(&dev->gadget->dev, "fail, invalid endpoint\n"); + ret = -EINVAL; + goto out_unlock; + } + ep = &dev->eps[io->ep]; if (ep->state != STATE_EP_ENABLED) { dev_dbg(&dev->gadget->dev, "fail, endpoint is not enabled\n"); ret = -EBUSY; @@ -964,12 +1068,14 @@ static int raw_ioctl_ep_read(struct raw_dev *dev, unsigned long value) if (IS_ERR(data)) return PTR_ERR(data); ret = raw_process_ep_io(dev, &io, data, false); - if (ret) + if (ret < 0) goto free; length = min(io.length, (unsigned int)ret); if (copy_to_user((void __user *)(value + sizeof(io)), data, length)) ret = -EFAULT; + else + ret = length; free: kfree(data); return ret; @@ -1023,6 +1129,71 @@ out_unlock: return ret; } +static void fill_ep_caps(struct usb_ep_caps *caps, + struct usb_raw_ep_caps *raw_caps) +{ + raw_caps->type_control = caps->type_control; + raw_caps->type_iso = caps->type_iso; + raw_caps->type_bulk = caps->type_bulk; + raw_caps->type_int = caps->type_int; + raw_caps->dir_in = caps->dir_in; + raw_caps->dir_out = caps->dir_out; +} + +static void fill_ep_limits(struct usb_ep *ep, struct usb_raw_ep_limits *limits) +{ + limits->maxpacket_limit = ep->maxpacket_limit; + limits->max_streams = ep->max_streams; +} + +static int raw_ioctl_eps_info(struct raw_dev *dev, unsigned long value) +{ + int ret = 0, i; + unsigned long flags; + struct usb_raw_eps_info *info; + struct raw_ep *ep; + + info = kmalloc(sizeof(*info), GFP_KERNEL); + if (!info) { + ret = -ENOMEM; + goto out; + } + + spin_lock_irqsave(&dev->lock, flags); + if (dev->state != STATE_DEV_RUNNING) { + dev_dbg(dev->dev, "fail, device is not running\n"); + ret = -EINVAL; + spin_unlock_irqrestore(&dev->lock, flags); + goto out_free; + } + if (!dev->gadget) { + dev_dbg(dev->dev, "fail, gadget is not bound\n"); + ret = -EBUSY; + spin_unlock_irqrestore(&dev->lock, flags); + goto out_free; + } + + memset(info, 0, sizeof(*info)); + for (i = 0; i < dev->eps_num; i++) { + ep = &dev->eps[i]; + strscpy(&info->eps[i].name[0], ep->ep->name, + USB_RAW_EP_NAME_MAX); + info->eps[i].addr = ep->addr; + fill_ep_caps(&ep->ep->caps, &info->eps[i].caps); + fill_ep_limits(ep->ep, &info->eps[i].limits); + } + ret = dev->eps_num; + spin_unlock_irqrestore(&dev->lock, flags); + + if (copy_to_user((void __user *)value, info, sizeof(*info))) + ret = -EFAULT; + +out_free: + kfree(info); +out: + return ret; +} + static long raw_ioctl(struct file *fd, unsigned int cmd, unsigned long value) { struct raw_dev *dev = fd->private_data; @@ -1065,6 +1236,24 @@ static long raw_ioctl(struct file *fd, unsigned int cmd, unsigned long value) case USB_RAW_IOCTL_VBUS_DRAW: ret = raw_ioctl_vbus_draw(dev, value); break; + case USB_RAW_IOCTL_EPS_INFO: + ret = raw_ioctl_eps_info(dev, value); + break; + case USB_RAW_IOCTL_EP0_STALL: + ret = raw_ioctl_ep0_stall(dev, value); + break; + case USB_RAW_IOCTL_EP_SET_HALT: + ret = raw_ioctl_ep_set_clear_halt_wedge( + dev, value, true, true); + break; + case USB_RAW_IOCTL_EP_CLEAR_HALT: + ret = raw_ioctl_ep_set_clear_halt_wedge( + dev, value, false, true); + break; + case USB_RAW_IOCTL_EP_SET_WEDGE: + ret = raw_ioctl_ep_set_clear_halt_wedge( + dev, value, true, false); + break; default: ret = -EINVAL; } diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c index 22200341c8ec..b771a854e29c 100644 --- a/drivers/usb/gadget/udc/atmel_usba_udc.c +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c @@ -185,7 +185,7 @@ static int regs_dbg_release(struct inode *inode, struct file *file) return 0; } -const struct file_operations queue_dbg_fops = { +static const struct file_operations queue_dbg_fops = { .owner = THIS_MODULE, .open = queue_dbg_open, .llseek = no_llseek, @@ -193,7 +193,7 @@ const struct file_operations queue_dbg_fops = { .release = queue_dbg_release, }; -const struct file_operations regs_dbg_fops = { +static const struct file_operations regs_dbg_fops = { .owner = THIS_MODULE, .open = regs_dbg_open, .llseek = generic_file_llseek, diff --git a/drivers/usb/gadget/udc/net2272.c b/drivers/usb/gadget/udc/net2272.c index a8273b589456..5af0fe9c61d7 100644 --- a/drivers/usb/gadget/udc/net2272.c +++ b/drivers/usb/gadget/udc/net2272.c @@ -2647,6 +2647,8 @@ net2272_plat_probe(struct platform_device *pdev) err_req: release_mem_region(base, len); err: + kfree(dev); + return ret; } diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c index 52a6add961f4..dfabc54cdc27 100644 --- a/drivers/usb/gadget/udc/tegra-xudc.c +++ b/drivers/usb/gadget/udc/tegra-xudc.c @@ -3840,11 +3840,11 @@ static int __maybe_unused tegra_xudc_suspend(struct device *dev) flush_work(&xudc->usb_role_sw_work); - /* Forcibly disconnect before powergating. */ - tegra_xudc_device_mode_off(xudc); - - if (!pm_runtime_status_suspended(dev)) + if (!pm_runtime_status_suspended(dev)) { + /* Forcibly disconnect before powergating. */ + tegra_xudc_device_mode_off(xudc); tegra_xudc_powergate(xudc); + } pm_runtime_disable(dev); diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 1d4f6f85f0fe..ea460b9682d5 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -362,6 +362,7 @@ static int xhci_plat_remove(struct platform_device *dev) struct clk *reg_clk = xhci->reg_clk; struct usb_hcd *shared_hcd = xhci->shared_hcd; + pm_runtime_get_sync(&dev->dev); xhci->xhc_state |= XHCI_STATE_REMOVING; usb_remove_hcd(shared_hcd); @@ -375,8 +376,9 @@ static int xhci_plat_remove(struct platform_device *dev) clk_disable_unprepare(reg_clk); usb_put_hcd(hcd); - pm_runtime_set_suspended(&dev->dev); pm_runtime_disable(&dev->dev); + pm_runtime_put_noidle(&dev->dev); + pm_runtime_set_suspended(&dev->dev); return 0; } diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 0fda0c0f4d31..2c255d0620b0 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -3433,8 +3433,8 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags, /* New sg entry */ --num_sgs; sent_len -= block_len; - if (num_sgs != 0) { - sg = sg_next(sg); + sg = sg_next(sg); + if (num_sgs != 0 && sg) { block_len = sg_dma_len(sg); addr = (u64) sg_dma_address(sg); addr += sent_len; diff --git a/drivers/usb/mtu3/mtu3_debugfs.c b/drivers/usb/mtu3/mtu3_debugfs.c index c96e5dab0a48..fdeade6254ae 100644 --- a/drivers/usb/mtu3/mtu3_debugfs.c +++ b/drivers/usb/mtu3/mtu3_debugfs.c @@ -276,7 +276,7 @@ static const struct file_operations mtu3_ep_fops = { .release = single_release, }; -static struct debugfs_reg32 mtu3_prb_regs[] = { +static const struct debugfs_reg32 mtu3_prb_regs[] = { dump_prb_reg("enable", U3D_SSUSB_PRB_CTRL0), dump_prb_reg("byte-sell", U3D_SSUSB_PRB_CTRL1), dump_prb_reg("byte-selh", U3D_SSUSB_PRB_CTRL2), @@ -349,7 +349,7 @@ static const struct file_operations mtu3_probe_fops = { static void mtu3_debugfs_create_prb_files(struct mtu3 *mtu) { struct ssusb_mtk *ssusb = mtu->ssusb; - struct debugfs_reg32 *regs; + const struct debugfs_reg32 *regs; struct dentry *dir_prb; int i; diff --git a/drivers/usb/phy/phy-twl6030-usb.c b/drivers/usb/phy/phy-twl6030-usb.c index bfebf1f2e991..9a7e655d5280 100644 --- a/drivers/usb/phy/phy-twl6030-usb.c +++ b/drivers/usb/phy/phy-twl6030-usb.c @@ -377,7 +377,7 @@ static int twl6030_usb_probe(struct platform_device *pdev) if (status < 0) { dev_err(&pdev->dev, "can't get IRQ %d, err %d\n", twl->irq1, status); - return status; + goto err_put_regulator; } status = request_threaded_irq(twl->irq2, NULL, twl6030_usb_irq, @@ -386,8 +386,7 @@ static int twl6030_usb_probe(struct platform_device *pdev) if (status < 0) { dev_err(&pdev->dev, "can't get IRQ %d, err %d\n", twl->irq2, status); - free_irq(twl->irq1, twl); - return status; + goto err_free_irq1; } twl->asleep = 0; @@ -396,6 +395,13 @@ static int twl6030_usb_probe(struct platform_device *pdev) dev_info(&pdev->dev, "Initialized TWL6030 USB module\n"); return 0; + +err_free_irq1: + free_irq(twl->irq1, twl); +err_put_regulator: + regulator_put(twl->usb3v3); + + return status; } static int twl6030_usb_remove(struct platform_device *pdev) diff --git a/drivers/usb/typec/mux/intel_pmc_mux.c b/drivers/usb/typec/mux/intel_pmc_mux.c index 67c5139cfa0d..c22e5c4bbf1a 100644 --- a/drivers/usb/typec/mux/intel_pmc_mux.c +++ b/drivers/usb/typec/mux/intel_pmc_mux.c @@ -63,6 +63,7 @@ enum { #define PMC_USB_ALTMODE_DP_MODE_SHIFT 8 /* TBT specific Mode Data bits */ +#define PMC_USB_ALTMODE_HPD_HIGH BIT(14) #define PMC_USB_ALTMODE_TBT_TYPE BIT(17) #define PMC_USB_ALTMODE_CABLE_TYPE BIT(18) #define PMC_USB_ALTMODE_ACTIVE_LINK BIT(20) @@ -74,8 +75,8 @@ enum { #define PMC_USB_ALTMODE_TBT_GEN(_g_) (((_g_) & GENMASK(1, 0)) << 28) /* Display HPD Request bits */ +#define PMC_USB_DP_HPD_LVL BIT(4) #define PMC_USB_DP_HPD_IRQ BIT(5) -#define PMC_USB_DP_HPD_LVL BIT(6) struct pmc_usb; @@ -158,8 +159,7 @@ pmc_usb_mux_dp(struct pmc_usb_port *port, struct typec_mux_state *state) PMC_USB_ALTMODE_DP_MODE_SHIFT; if (data->status & DP_STATUS_HPD_STATE) - req.mode_data |= PMC_USB_DP_HPD_LVL << - PMC_USB_ALTMODE_DP_MODE_SHIFT; + req.mode_data |= PMC_USB_ALTMODE_HPD_HIGH; return pmc_usb_command(port, (void *)&req, sizeof(req)); } diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c index 7957d2d41fc4..01c456f7c1f7 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c @@ -89,15 +89,14 @@ static struct vdpasim *dev_to_sim(struct device *dev) static void vdpasim_queue_ready(struct vdpasim *vdpasim, unsigned int idx) { struct vdpasim_virtqueue *vq = &vdpasim->vqs[idx]; - int ret; - ret = vringh_init_iotlb(&vq->vring, vdpasim_features, - VDPASIM_QUEUE_MAX, false, - (struct vring_desc *)(uintptr_t)vq->desc_addr, - (struct vring_avail *) - (uintptr_t)vq->driver_addr, - (struct vring_used *) - (uintptr_t)vq->device_addr); + vringh_init_iotlb(&vq->vring, vdpasim_features, + VDPASIM_QUEUE_MAX, false, + (struct vring_desc *)(uintptr_t)vq->desc_addr, + (struct vring_avail *) + (uintptr_t)vq->driver_addr, + (struct vring_used *) + (uintptr_t)vq->device_addr); } static void vdpasim_vq_reset(struct vdpasim_virtqueue *vq) diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index d450e16c5c25..21a59b598ed8 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -730,7 +730,7 @@ static inline void __user *vhost_vq_meta_fetch(struct vhost_virtqueue *vq, if (!map) return NULL; - return (void *)(uintptr_t)(map->addr + addr - map->start); + return (void __user *)(uintptr_t)(map->addr + addr - map->start); } /* Can we switch to this memory table? */ @@ -869,7 +869,7 @@ static void __user *__vhost_get_user_slow(struct vhost_virtqueue *vq, * not happen in this case. */ static inline void __user *__vhost_get_user(struct vhost_virtqueue *vq, - void *addr, unsigned int size, + void __user *addr, unsigned int size, int type) { void __user *uaddr = vhost_vq_meta_fetch(vq, diff --git a/fs/afs/fs_probe.c b/fs/afs/fs_probe.c index a587767b6ae1..37d1bba57b00 100644 --- a/fs/afs/fs_probe.c +++ b/fs/afs/fs_probe.c @@ -32,9 +32,8 @@ void afs_fileserver_probe_result(struct afs_call *call) struct afs_server *server = call->server; unsigned int server_index = call->server_index; unsigned int index = call->addr_ix; - unsigned int rtt = UINT_MAX; + unsigned int rtt_us = 0; bool have_result = false; - u64 _rtt; int ret = call->error; _enter("%pU,%u", &server->uuid, index); @@ -93,15 +92,9 @@ responded: } } - /* Get the RTT and scale it to fit into a 32-bit value that represents - * over a minute of time so that we can access it with one instruction - * on a 32-bit system. - */ - _rtt = rxrpc_kernel_get_rtt(call->net->socket, call->rxcall); - _rtt /= 64; - rtt = (_rtt > UINT_MAX) ? UINT_MAX : _rtt; - if (rtt < server->probe.rtt) { - server->probe.rtt = rtt; + rtt_us = rxrpc_kernel_get_srtt(call->net->socket, call->rxcall); + if (rtt_us < server->probe.rtt) { + server->probe.rtt = rtt_us; alist->preferred = index; have_result = true; } @@ -113,8 +106,7 @@ out: spin_unlock(&server->probe_lock); _debug("probe [%u][%u] %pISpc rtt=%u ret=%d", - server_index, index, &alist->addrs[index].transport, - (unsigned int)rtt, ret); + server_index, index, &alist->addrs[index].transport, rtt_us, ret); have_result |= afs_fs_probe_done(server); if (have_result) diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c index 68fc46634346..d2b3798c1932 100644 --- a/fs/afs/fsclient.c +++ b/fs/afs/fsclient.c @@ -385,8 +385,6 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call) ASSERTCMP(req->offset, <=, PAGE_SIZE); if (req->offset == PAGE_SIZE) { req->offset = 0; - if (req->page_done) - req->page_done(req); req->index++; if (req->remain > 0) goto begin_page; @@ -440,11 +438,13 @@ static int afs_deliver_fs_fetch_data(struct afs_call *call) if (req->offset < PAGE_SIZE) zero_user_segment(req->pages[req->index], req->offset, PAGE_SIZE); - if (req->page_done) - req->page_done(req); req->offset = 0; } + if (req->page_done) + for (req->index = 0; req->index < req->nr_pages; req->index++) + req->page_done(req); + _leave(" = 0 [done]"); return 0; } diff --git a/fs/afs/vl_probe.c b/fs/afs/vl_probe.c index 858498cc1b05..e3aa013c2177 100644 --- a/fs/afs/vl_probe.c +++ b/fs/afs/vl_probe.c @@ -31,10 +31,9 @@ void afs_vlserver_probe_result(struct afs_call *call) struct afs_addr_list *alist = call->alist; struct afs_vlserver *server = call->vlserver; unsigned int server_index = call->server_index; + unsigned int rtt_us = 0; unsigned int index = call->addr_ix; - unsigned int rtt = UINT_MAX; bool have_result = false; - u64 _rtt; int ret = call->error; _enter("%s,%u,%u,%d,%d", server->name, server_index, index, ret, call->abort_code); @@ -93,15 +92,9 @@ responded: } } - /* Get the RTT and scale it to fit into a 32-bit value that represents - * over a minute of time so that we can access it with one instruction - * on a 32-bit system. - */ - _rtt = rxrpc_kernel_get_rtt(call->net->socket, call->rxcall); - _rtt /= 64; - rtt = (_rtt > UINT_MAX) ? UINT_MAX : _rtt; - if (rtt < server->probe.rtt) { - server->probe.rtt = rtt; + rtt_us = rxrpc_kernel_get_srtt(call->net->socket, call->rxcall); + if (rtt_us < server->probe.rtt) { + server->probe.rtt = rtt_us; alist->preferred = index; have_result = true; } @@ -113,8 +106,7 @@ out: spin_unlock(&server->probe_lock); _debug("probe [%u][%u] %pISpc rtt=%u ret=%d", - server_index, index, &alist->addrs[index].transport, - (unsigned int)rtt, ret); + server_index, index, &alist->addrs[index].transport, rtt_us, ret); have_result |= afs_vl_probe_done(server); if (have_result) { diff --git a/fs/afs/yfsclient.c b/fs/afs/yfsclient.c index b5b45c57e1b1..fe413e7a5cf4 100644 --- a/fs/afs/yfsclient.c +++ b/fs/afs/yfsclient.c @@ -497,8 +497,6 @@ static int yfs_deliver_fs_fetch_data64(struct afs_call *call) ASSERTCMP(req->offset, <=, PAGE_SIZE); if (req->offset == PAGE_SIZE) { req->offset = 0; - if (req->page_done) - req->page_done(req); req->index++; if (req->remain > 0) goto begin_page; @@ -556,11 +554,13 @@ static int yfs_deliver_fs_fetch_data64(struct afs_call *call) if (req->offset < PAGE_SIZE) zero_user_segment(req->pages[req->index], req->offset, PAGE_SIZE); - if (req->page_done) - req->page_done(req); req->offset = 0; } + if (req->page_done) + for (req->index = 0; req->index < req->nr_pages; req->index++) + req->page_done(req); + _leave(" = 0 [done]"); return 0; } diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c index 1dc97f2d6201..e7726f5f1241 100644 --- a/fs/cachefiles/rdwr.c +++ b/fs/cachefiles/rdwr.c @@ -60,9 +60,9 @@ static int cachefiles_read_waiter(wait_queue_entry_t *wait, unsigned mode, object = container_of(op->op.object, struct cachefiles_object, fscache); spin_lock(&object->work_lock); list_add_tail(&monitor->op_link, &op->to_do); + fscache_enqueue_retrieval(op); spin_unlock(&object->work_lock); - fscache_enqueue_retrieval(op); fscache_put_retrieval(op); return 0; } @@ -398,7 +398,7 @@ int cachefiles_read_or_alloc_page(struct fscache_retrieval *op, struct inode *inode; sector_t block; unsigned shift; - int ret; + int ret, ret2; object = container_of(op->op.object, struct cachefiles_object, fscache); @@ -430,8 +430,8 @@ int cachefiles_read_or_alloc_page(struct fscache_retrieval *op, block = page->index; block <<= shift; - ret = bmap(inode, &block); - ASSERT(ret < 0); + ret2 = bmap(inode, &block); + ASSERT(ret2 == 0); _debug("%llx -> %llx", (unsigned long long) (page->index << shift), @@ -739,8 +739,8 @@ int cachefiles_read_or_alloc_pages(struct fscache_retrieval *op, block = page->index; block <<= shift; - ret = bmap(inode, &block); - ASSERT(!ret); + ret2 = bmap(inode, &block); + ASSERT(ret2 == 0); _debug("%llx -> %llx", (unsigned long long) (page->index << shift), diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 182b864b3075..5014a82391ff 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -2152,8 +2152,8 @@ cifs_writev_requeue(struct cifs_writedata *wdata) } } + kref_put(&wdata2->refcount, cifs_writedata_release); if (rc) { - kref_put(&wdata2->refcount, cifs_writedata_release); if (is_retryable_error(rc)) continue; i += nr_pages; diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 0b1528edebcf..75ddce8ef456 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -4060,7 +4060,7 @@ cifs_read(struct file *file, char *read_data, size_t read_size, loff_t *offset) * than it negotiated since it will refuse the read * then. */ - if ((tcon->ses) && !(tcon->ses->capabilities & + if (!(tcon->ses->capabilities & tcon->ses->server->vals->cap_large_files)) { current_read_size = min_t(uint, current_read_size, CIFSMaxBufSize); diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 390d2b15ef6e..5d2965a23730 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -730,7 +730,7 @@ static __u64 simple_hashstr(const char *str) * cifs_backup_query_path_info - SMB1 fallback code to get ino * * Fallback code to get file metadata when we don't have access to - * @full_path (EACCESS) and have backup creds. + * @full_path (EACCES) and have backup creds. * * @data will be set to search info result buffer * @resp_buf will be set to cifs resp buf and needs to be freed with diff --git a/fs/eventpoll.c b/fs/eventpoll.c index aba03ee749f8..12eebcdea9c8 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -1879,34 +1879,33 @@ fetch_events: * event delivery. */ init_wait(&wait); - write_lock_irq(&ep->lock); - __add_wait_queue_exclusive(&ep->wq, &wait); - write_unlock_irq(&ep->lock); + write_lock_irq(&ep->lock); /* - * We don't want to sleep if the ep_poll_callback() sends us - * a wakeup in between. That's why we set the task state - * to TASK_INTERRUPTIBLE before doing the checks. + * Barrierless variant, waitqueue_active() is called under + * the same lock on wakeup ep_poll_callback() side, so it + * is safe to avoid an explicit barrier. */ - set_current_state(TASK_INTERRUPTIBLE); + __set_current_state(TASK_INTERRUPTIBLE); + /* - * Always short-circuit for fatal signals to allow - * threads to make a timely exit without the chance of - * finding more events available and fetching - * repeatedly. + * Do the final check under the lock. ep_scan_ready_list() + * plays with two lists (->rdllist and ->ovflist) and there + * is always a race when both lists are empty for short + * period of time although events are pending, so lock is + * important. */ - if (fatal_signal_pending(current)) { - res = -EINTR; - break; + eavail = ep_events_available(ep); + if (!eavail) { + if (signal_pending(current)) + res = -EINTR; + else + __add_wait_queue_exclusive(&ep->wq, &wait); } + write_unlock_irq(&ep->lock); - eavail = ep_events_available(ep); - if (eavail) - break; - if (signal_pending(current)) { - res = -EINTR; + if (eavail || res) break; - } if (!schedule_hrtimeout_range(to, slack, HRTIMER_MODE_ABS)) { timed_out = 1; @@ -1927,6 +1926,15 @@ fetch_events: } send_events: + if (fatal_signal_pending(current)) { + /* + * Always short-circuit for fatal signals to allow + * threads to make a timely exit without the chance of + * finding more events available and fetching + * repeatedly. + */ + res = -EINTR; + } /* * Try to transfer events to user space. In case we get 0 events and * there's still timeout left over, we go trying again in search of diff --git a/fs/exec.c b/fs/exec.c index 06b4c550af5d..2c465119affc 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1317,6 +1317,8 @@ int flush_old_exec(struct linux_binprm * bprm) */ set_mm_exe_file(bprm->mm, bprm->file); + would_dump(bprm, bprm->file); + /* * Release all of the old mmap stuff */ @@ -1876,8 +1878,6 @@ static int __do_execve_file(int fd, struct filename *filename, if (retval < 0) goto out; - would_dump(bprm, bprm->file); - retval = exec_binprm(bprm); if (retval < 0) goto out; diff --git a/fs/exfat/file.c b/fs/exfat/file.c index 4f76764165cf..c9db8eb0cfc3 100644 --- a/fs/exfat/file.c +++ b/fs/exfat/file.c @@ -348,12 +348,13 @@ out: } const struct file_operations exfat_file_operations = { - .llseek = generic_file_llseek, - .read_iter = generic_file_read_iter, - .write_iter = generic_file_write_iter, - .mmap = generic_file_mmap, - .fsync = generic_file_fsync, - .splice_read = generic_file_splice_read, + .llseek = generic_file_llseek, + .read_iter = generic_file_read_iter, + .write_iter = generic_file_write_iter, + .mmap = generic_file_mmap, + .fsync = generic_file_fsync, + .splice_read = generic_file_splice_read, + .splice_write = iter_file_splice_write, }; const struct inode_operations exfat_file_inode_operations = { diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c index b72d782568b8..a2659a8a68a1 100644 --- a/fs/exfat/namei.c +++ b/fs/exfat/namei.c @@ -692,6 +692,7 @@ static int exfat_find(struct inode *dir, struct qstr *qname, exfat_fs_error(sb, "non-zero size file starts with zero cluster (size : %llu, p_dir : %u, entry : 0x%08x)", i_size_read(dir), ei->dir.dir, ei->entry); + kfree(es); return -EIO; } diff --git a/fs/exfat/super.c b/fs/exfat/super.c index 0565d5539d57..a846ff555656 100644 --- a/fs/exfat/super.c +++ b/fs/exfat/super.c @@ -203,6 +203,12 @@ enum { Opt_errors, Opt_discard, Opt_time_offset, + + /* Deprecated options */ + Opt_utf8, + Opt_debug, + Opt_namecase, + Opt_codepage, }; static const struct constant_table exfat_param_enums[] = { @@ -223,6 +229,14 @@ static const struct fs_parameter_spec exfat_parameters[] = { fsparam_enum("errors", Opt_errors, exfat_param_enums), fsparam_flag("discard", Opt_discard), fsparam_s32("time_offset", Opt_time_offset), + __fsparam(NULL, "utf8", Opt_utf8, fs_param_deprecated, + NULL), + __fsparam(NULL, "debug", Opt_debug, fs_param_deprecated, + NULL), + __fsparam(fs_param_is_u32, "namecase", Opt_namecase, + fs_param_deprecated, NULL), + __fsparam(fs_param_is_u32, "codepage", Opt_codepage, + fs_param_deprecated, NULL), {} }; @@ -278,6 +292,11 @@ static int exfat_parse_param(struct fs_context *fc, struct fs_parameter *param) return -EINVAL; opts->time_offset = result.int_32; break; + case Opt_utf8: + case Opt_debug: + case Opt_namecase: + case Opt_codepage: + break; default: return -EINVAL; } diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 91eb4381cae5..ad2dbf6e4924 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -722,7 +722,7 @@ enum { #define EXT4_MAX_BLOCK_FILE_PHYS 0xFFFFFFFF /* Max logical block we can support */ -#define EXT4_MAX_LOGICAL_BLOCK 0xFFFFFFFF +#define EXT4_MAX_LOGICAL_BLOCK 0xFFFFFFFE /* * Structure of an inode on the disk diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index f2b577b315a0..2b4b94542e34 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -4832,6 +4832,28 @@ static const struct iomap_ops ext4_iomap_xattr_ops = { .iomap_begin = ext4_iomap_xattr_begin, }; +static int ext4_fiemap_check_ranges(struct inode *inode, u64 start, u64 *len) +{ + u64 maxbytes; + + if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) + maxbytes = inode->i_sb->s_maxbytes; + else + maxbytes = EXT4_SB(inode->i_sb)->s_bitmap_maxbytes; + + if (*len == 0) + return -EINVAL; + if (start > maxbytes) + return -EFBIG; + + /* + * Shrink request scope to what the fs can actually handle. + */ + if (*len > maxbytes || (maxbytes - *len) < start) + *len = maxbytes - start; + return 0; +} + static int _ext4_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, __u64 start, __u64 len, bool from_es_cache) { @@ -4852,6 +4874,15 @@ static int _ext4_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, if (fiemap_check_flags(fieinfo, ext4_fiemap_flags)) return -EBADR; + /* + * For bitmap files the maximum size limit could be smaller than + * s_maxbytes, so check len here manually instead of just relying on the + * generic check. + */ + error = ext4_fiemap_check_ranges(inode, start, &len); + if (error) + return error; + if (fieinfo->fi_flags & FIEMAP_FLAG_XATTR) { fieinfo->fi_flags &= ~FIEMAP_FLAG_XATTR; error = iomap_fiemap(inode, fieinfo, start, len, diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c index bfc1281fc4cb..0746532ba463 100644 --- a/fs/ext4/ioctl.c +++ b/fs/ext4/ioctl.c @@ -733,29 +733,6 @@ static void ext4_fill_fsxattr(struct inode *inode, struct fsxattr *fa) fa->fsx_projid = from_kprojid(&init_user_ns, ei->i_projid); } -/* copied from fs/ioctl.c */ -static int fiemap_check_ranges(struct super_block *sb, - u64 start, u64 len, u64 *new_len) -{ - u64 maxbytes = (u64) sb->s_maxbytes; - - *new_len = len; - - if (len == 0) - return -EINVAL; - - if (start > maxbytes) - return -EFBIG; - - /* - * Shrink request scope to what the fs can actually handle. - */ - if (len > maxbytes || (maxbytes - len) < start) - *new_len = maxbytes - start; - - return 0; -} - /* So that the fiemap access checks can't overflow on 32 bit machines. */ #define FIEMAP_MAX_EXTENTS (UINT_MAX / sizeof(struct fiemap_extent)) @@ -765,8 +742,6 @@ static int ext4_ioctl_get_es_cache(struct file *filp, unsigned long arg) struct fiemap __user *ufiemap = (struct fiemap __user *) arg; struct fiemap_extent_info fieinfo = { 0, }; struct inode *inode = file_inode(filp); - struct super_block *sb = inode->i_sb; - u64 len; int error; if (copy_from_user(&fiemap, ufiemap, sizeof(fiemap))) @@ -775,11 +750,6 @@ static int ext4_ioctl_get_es_cache(struct file *filp, unsigned long arg) if (fiemap.fm_extent_count > FIEMAP_MAX_EXTENTS) return -EINVAL; - error = fiemap_check_ranges(sb, fiemap.fm_start, fiemap.fm_length, - &len); - if (error) - return error; - fieinfo.fi_flags = fiemap.fm_flags; fieinfo.fi_extents_max = fiemap.fm_extent_count; fieinfo.fi_extents_start = ufiemap->fm_extents; @@ -792,7 +762,8 @@ static int ext4_ioctl_get_es_cache(struct file *filp, unsigned long arg) if (fieinfo.fi_flags & FIEMAP_FLAG_SYNC) filemap_write_and_wait(inode->i_mapping); - error = ext4_get_es_cache(inode, &fieinfo, fiemap.fm_start, len); + error = ext4_get_es_cache(inode, &fieinfo, fiemap.fm_start, + fiemap.fm_length); fiemap.fm_flags = fieinfo.fi_flags; fiemap.fm_mapped_extents = fieinfo.fi_extents_mapped; if (copy_to_user(ufiemap, &fiemap, sizeof(fiemap))) diff --git a/fs/file.c b/fs/file.c index c8a4e4c86e55..abb8b7081d7a 100644 --- a/fs/file.c +++ b/fs/file.c @@ -70,7 +70,7 @@ static void copy_fd_bitmaps(struct fdtable *nfdt, struct fdtable *ofdt, */ static void copy_fdtable(struct fdtable *nfdt, struct fdtable *ofdt) { - unsigned int cpy, set; + size_t cpy, set; BUG_ON(nfdt->max_fds < ofdt->max_fds); diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index 936a8ec6b48e..6306eaae378b 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -528,10 +528,12 @@ lower_metapath: /* Advance in metadata tree. */ (mp->mp_list[hgt])++; - if (mp->mp_list[hgt] >= sdp->sd_inptrs) { - if (!hgt) + if (hgt) { + if (mp->mp_list[hgt] >= sdp->sd_inptrs) + goto lower_metapath; + } else { + if (mp->mp_list[hgt] >= sdp->sd_diptrs) break; - goto lower_metapath; } fill_up_metapath: @@ -876,10 +878,9 @@ static int gfs2_iomap_get(struct inode *inode, loff_t pos, loff_t length, ret = -ENOENT; goto unlock; } else { - /* report a hole */ iomap->offset = pos; iomap->length = length; - goto do_alloc; + goto hole_found; } } iomap->length = size; @@ -933,8 +934,6 @@ unlock: return ret; do_alloc: - iomap->addr = IOMAP_NULL_ADDR; - iomap->type = IOMAP_HOLE; if (flags & IOMAP_REPORT) { if (pos >= size) ret = -ENOENT; @@ -956,6 +955,9 @@ do_alloc: if (pos < size && height == ip->i_height) ret = gfs2_hole_size(inode, lblock, len, mp, iomap); } +hole_found: + iomap->addr = IOMAP_NULL_ADDR; + iomap->type = IOMAP_HOLE; goto out; } diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 29f9b6684b74..bf70e3b14938 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -613,7 +613,7 @@ __acquires(&gl->gl_lockref.lock) fs_err(sdp, "Error %d syncing glock \n", ret); gfs2_dump_glock(NULL, gl, true); } - return; + goto skip_inval; } } if (test_bit(GLF_INVALIDATE_IN_PROGRESS, &gl->gl_flags)) { @@ -633,6 +633,7 @@ __acquires(&gl->gl_lockref.lock) clear_bit(GLF_INVALIDATE_IN_PROGRESS, &gl->gl_flags); } +skip_inval: gfs2_glock_hold(gl); /* * Check for an error encountered since we called go_sync and go_inval. @@ -722,9 +723,6 @@ __acquires(&gl->gl_lockref.lock) goto out_unlock; if (nonblock) goto out_sched; - smp_mb(); - if (atomic_read(&gl->gl_revokes) != 0) - goto out_sched; set_bit(GLF_DEMOTE_IN_PROGRESS, &gl->gl_flags); GLOCK_BUG_ON(gl, gl->gl_demote_state == LM_ST_EXCLUSIVE); gl->gl_target = gl->gl_demote_state; diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c index 70b2d3a1e866..5acd3ce30759 100644 --- a/fs/gfs2/inode.c +++ b/fs/gfs2/inode.c @@ -622,7 +622,7 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry, error = finish_no_open(file, NULL); } gfs2_glock_dq_uninit(ghs); - return error; + goto fail; } else if (error != -ENOENT) { goto fail_gunlock; } @@ -764,9 +764,11 @@ static int gfs2_create_inode(struct inode *dir, struct dentry *dentry, error = finish_open(file, dentry, gfs2_open_common); } gfs2_glock_dq_uninit(ghs); + gfs2_qa_put(ip); gfs2_glock_dq_uninit(ghs + 1); clear_bit(GLF_INODE_CREATING, &io_gl->gl_flags); gfs2_glock_put(io_gl); + gfs2_qa_put(dip); return error; fail_gunlock3: @@ -776,7 +778,6 @@ fail_gunlock2: clear_bit(GLF_INODE_CREATING, &io_gl->gl_flags); gfs2_glock_put(io_gl); fail_free_inode: - gfs2_qa_put(ip); if (ip->i_gl) { glock_clear_object(ip->i_gl, ip); gfs2_glock_put(ip->i_gl); @@ -1005,7 +1006,7 @@ out_gunlock: out_child: gfs2_glock_dq(ghs); out_parent: - gfs2_qa_put(ip); + gfs2_qa_put(dip); gfs2_holder_uninit(ghs); gfs2_holder_uninit(ghs + 1); return error; diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c index 3a75843ae580..0644e58c6191 100644 --- a/fs/gfs2/log.c +++ b/fs/gfs2/log.c @@ -669,13 +669,13 @@ void gfs2_add_revoke(struct gfs2_sbd *sdp, struct gfs2_bufdata *bd) struct buffer_head *bh = bd->bd_bh; struct gfs2_glock *gl = bd->bd_gl; + sdp->sd_log_num_revoke++; + if (atomic_inc_return(&gl->gl_revokes) == 1) + gfs2_glock_hold(gl); bh->b_private = NULL; bd->bd_blkno = bh->b_blocknr; gfs2_remove_from_ail(bd); /* drops ref on bh */ bd->bd_bh = NULL; - sdp->sd_log_num_revoke++; - if (atomic_inc_return(&gl->gl_revokes) == 1) - gfs2_glock_hold(gl); set_bit(GLF_LFLUSH, &gl->gl_flags); list_add(&bd->bd_list, &sdp->sd_log_revokes); } @@ -1131,6 +1131,10 @@ int gfs2_logd(void *data) while (!kthread_should_stop()) { + if (gfs2_withdrawn(sdp)) { + msleep_interruptible(HZ); + continue; + } /* Check for errors writing to the journal */ if (sdp->sd_log_error) { gfs2_lm(sdp, @@ -1139,6 +1143,7 @@ int gfs2_logd(void *data) "prevent further damage.\n", sdp->sd_fsname, sdp->sd_log_error); gfs2_withdraw(sdp); + continue; } did_flush = false; diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c index 5ea96757afc4..48b54ec1c793 100644 --- a/fs/gfs2/lops.c +++ b/fs/gfs2/lops.c @@ -263,7 +263,7 @@ static struct bio *gfs2_log_alloc_bio(struct gfs2_sbd *sdp, u64 blkno, struct super_block *sb = sdp->sd_vfs; struct bio *bio = bio_alloc(GFP_NOIO, BIO_MAX_PAGES); - bio->bi_iter.bi_sector = blkno << (sb->s_blocksize_bits - 9); + bio->bi_iter.bi_sector = blkno << sdp->sd_fsb2bb_shift; bio_set_dev(bio, sb->s_bdev); bio->bi_end_io = end_io; bio->bi_private = sdp; @@ -509,7 +509,7 @@ int gfs2_find_jhead(struct gfs2_jdesc *jd, struct gfs2_log_header_host *head, unsigned int bsize = sdp->sd_sb.sb_bsize, off; unsigned int bsize_shift = sdp->sd_sb.sb_bsize_shift; unsigned int shift = PAGE_SHIFT - bsize_shift; - unsigned int readahead_blocks = BIO_MAX_PAGES << shift; + unsigned int max_bio_size = 2 * 1024 * 1024; struct gfs2_journal_extent *je; int sz, ret = 0; struct bio *bio = NULL; @@ -537,12 +537,17 @@ int gfs2_find_jhead(struct gfs2_jdesc *jd, struct gfs2_log_header_host *head, off = 0; } - if (!bio || (bio_chained && !off)) { + if (!bio || (bio_chained && !off) || + bio->bi_iter.bi_size >= max_bio_size) { /* start new bio */ } else { - sz = bio_add_page(bio, page, bsize, off); - if (sz == bsize) - goto block_added; + sector_t sector = dblock << sdp->sd_fsb2bb_shift; + + if (bio_end_sector(bio) == sector) { + sz = bio_add_page(bio, page, bsize, off); + if (sz == bsize) + goto block_added; + } if (off) { unsigned int blocks = (PAGE_SIZE - off) >> bsize_shift; @@ -568,7 +573,7 @@ block_added: off += bsize; if (off == PAGE_SIZE) page = NULL; - if (blocks_submitted < blocks_read + readahead_blocks) { + if (blocks_submitted < 2 * max_bio_size >> bsize_shift) { /* Keep at least one bio in flight */ continue; } diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c index 4b72abcf83b2..9856cc2e0795 100644 --- a/fs/gfs2/meta_io.c +++ b/fs/gfs2/meta_io.c @@ -252,7 +252,7 @@ int gfs2_meta_read(struct gfs2_glock *gl, u64 blkno, int flags, int num = 0; if (unlikely(gfs2_withdrawn(sdp)) && - (!sdp->sd_jdesc || (blkno != sdp->sd_jdesc->jd_no_addr))) { + (!sdp->sd_jdesc || gl != sdp->sd_jinode_gl)) { *bhp = NULL; return -EIO; } diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index cc0c4b5800be..8259fef3f986 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -1051,8 +1051,7 @@ int gfs2_quota_lock(struct gfs2_inode *ip, kuid_t uid, kgid_t gid) u32 x; int error = 0; - if (capable(CAP_SYS_RESOURCE) || - sdp->sd_args.ar_quota != GFS2_QUOTA_ON) + if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON) return 0; error = gfs2_quota_hold(ip, uid, gid); @@ -1125,7 +1124,7 @@ void gfs2_quota_unlock(struct gfs2_inode *ip) int found; if (!test_and_clear_bit(GIF_QD_LOCKED, &ip->i_flags)) - goto out; + return; for (x = 0; x < ip->i_qadata->qa_qd_num; x++) { struct gfs2_quota_data *qd; @@ -1162,7 +1161,6 @@ void gfs2_quota_unlock(struct gfs2_inode *ip) qd_unlock(qda[x]); } -out: gfs2_quota_unhold(ip); } @@ -1210,9 +1208,6 @@ int gfs2_quota_check(struct gfs2_inode *ip, kuid_t uid, kgid_t gid, if (!test_bit(GIF_QD_LOCKED, &ip->i_flags)) return 0; - if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON) - return 0; - for (x = 0; x < ip->i_qadata->qa_qd_num; x++) { qd = ip->i_qadata->qa_qd[x]; @@ -1270,7 +1265,9 @@ void gfs2_quota_change(struct gfs2_inode *ip, s64 change, if (ip->i_diskflags & GFS2_DIF_SYSTEM) return; - BUG_ON(ip->i_qadata->qa_ref <= 0); + if (gfs2_assert_withdraw(sdp, ip->i_qadata && + ip->i_qadata->qa_ref > 0)) + return; for (x = 0; x < ip->i_qadata->qa_qd_num; x++) { qd = ip->i_qadata->qa_qd[x]; diff --git a/fs/gfs2/quota.h b/fs/gfs2/quota.h index 7f9ca8ef40fc..21ada332d555 100644 --- a/fs/gfs2/quota.h +++ b/fs/gfs2/quota.h @@ -44,7 +44,8 @@ static inline int gfs2_quota_lock_check(struct gfs2_inode *ip, int ret; ap->allowed = UINT_MAX; /* Assume we are permitted a whole lot */ - if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) + if (capable(CAP_SYS_RESOURCE) || + sdp->sd_args.ar_quota == GFS2_QUOTA_OFF) return 0; ret = gfs2_quota_lock(ip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE); if (ret) diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 37fc41632aa2..956fced0a8ec 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -1404,7 +1404,6 @@ out: if (ip->i_qadata) gfs2_assert_warn(sdp, ip->i_qadata->qa_ref == 0); gfs2_rs_delete(ip, NULL); - gfs2_qa_put(ip); gfs2_ordered_del_inode(ip); clear_inode(inode); gfs2_dir_hash_inval(ip); diff --git a/fs/gfs2/util.c b/fs/gfs2/util.c index 9b64d40ab379..aa087a5675af 100644 --- a/fs/gfs2/util.c +++ b/fs/gfs2/util.c @@ -119,6 +119,12 @@ static void signal_our_withdraw(struct gfs2_sbd *sdp) if (!sb_rdonly(sdp->sd_vfs)) ret = gfs2_make_fs_ro(sdp); + if (sdp->sd_lockstruct.ls_ops->lm_lock == NULL) { /* lock_nolock */ + if (!ret) + ret = -EIO; + clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags); + goto skip_recovery; + } /* * Drop the glock for our journal so another node can recover it. */ @@ -159,10 +165,6 @@ static void signal_our_withdraw(struct gfs2_sbd *sdp) wait_on_bit(&gl->gl_flags, GLF_FREEING, TASK_UNINTERRUPTIBLE); } - if (sdp->sd_lockstruct.ls_ops->lm_lock == NULL) { /* lock_nolock */ - clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags); - goto skip_recovery; - } /* * Dequeue the "live" glock, but keep a reference so it's never freed. */ diff --git a/fs/io_uring.c b/fs/io_uring.c index 979d9f977409..bb25e3997d41 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -619,6 +619,8 @@ struct io_kiocb { bool needs_fixed_file; u8 opcode; + u16 buf_index; + struct io_ring_ctx *ctx; struct list_head list; unsigned int flags; @@ -924,6 +926,7 @@ static struct io_ring_ctx *io_ring_ctx_alloc(struct io_uring_params *p) goto err; ctx->flags = p->flags; + init_waitqueue_head(&ctx->sqo_wait); init_waitqueue_head(&ctx->cq_wait); INIT_LIST_HEAD(&ctx->cq_overflow_list); init_completion(&ctx->completions[0]); @@ -1394,10 +1397,6 @@ static void io_free_req_many(struct io_ring_ctx *ctx, struct req_batch *rb) for (i = 0; i < rb->to_free; i++) { struct io_kiocb *req = rb->reqs[i]; - if (req->flags & REQ_F_FIXED_FILE) { - req->file = NULL; - percpu_ref_put(req->fixed_file_refs); - } if (req->flags & REQ_F_INFLIGHT) inflight++; __io_req_aux_free(req); @@ -1670,7 +1669,7 @@ static inline bool io_req_multi_free(struct req_batch *rb, struct io_kiocb *req) if ((req->flags & REQ_F_LINK_HEAD) || io_is_fallback_req(req)) return false; - if (!(req->flags & REQ_F_FIXED_FILE) || req->io) + if (req->file || req->io) rb->need_iter++; rb->reqs[rb->to_free++] = req; @@ -2104,9 +2103,7 @@ static int io_prep_rw(struct io_kiocb *req, const struct io_uring_sqe *sqe, req->rw.addr = READ_ONCE(sqe->addr); req->rw.len = READ_ONCE(sqe->len); - /* we own ->private, reuse it for the buffer index / buffer ID */ - req->rw.kiocb.private = (void *) (unsigned long) - READ_ONCE(sqe->buf_index); + req->buf_index = READ_ONCE(sqe->buf_index); return 0; } @@ -2149,7 +2146,7 @@ static ssize_t io_import_fixed(struct io_kiocb *req, int rw, struct io_ring_ctx *ctx = req->ctx; size_t len = req->rw.len; struct io_mapped_ubuf *imu; - unsigned index, buf_index; + u16 index, buf_index; size_t offset; u64 buf_addr; @@ -2157,7 +2154,7 @@ static ssize_t io_import_fixed(struct io_kiocb *req, int rw, if (unlikely(!ctx->user_bufs)) return -EFAULT; - buf_index = (unsigned long) req->rw.kiocb.private; + buf_index = req->buf_index; if (unlikely(buf_index >= ctx->nr_user_bufs)) return -EFAULT; @@ -2273,10 +2270,10 @@ static void __user *io_rw_buffer_select(struct io_kiocb *req, size_t *len, bool needs_lock) { struct io_buffer *kbuf; - int bgid; + u16 bgid; kbuf = (struct io_buffer *) (unsigned long) req->rw.addr; - bgid = (int) (unsigned long) req->rw.kiocb.private; + bgid = req->buf_index; kbuf = io_buffer_select(req, len, bgid, kbuf, needs_lock); if (IS_ERR(kbuf)) return kbuf; @@ -2367,7 +2364,7 @@ static ssize_t io_import_iovec(int rw, struct io_kiocb *req, } /* buffer index only valid with fixed read/write, or buffer select */ - if (req->rw.kiocb.private && !(req->flags & REQ_F_BUFFER_SELECT)) + if (req->buf_index && !(req->flags & REQ_F_BUFFER_SELECT)) return -EINVAL; if (opcode == IORING_OP_READ || opcode == IORING_OP_WRITE) { @@ -2767,16 +2764,16 @@ static int io_splice(struct io_kiocb *req, bool force_nonblock) struct file *out = sp->file_out; unsigned int flags = sp->flags & ~SPLICE_F_FD_IN_FIXED; loff_t *poff_in, *poff_out; - long ret; + long ret = 0; if (force_nonblock) return -EAGAIN; poff_in = (sp->off_in == -1) ? NULL : &sp->off_in; poff_out = (sp->off_out == -1) ? NULL : &sp->off_out; - ret = do_splice(in, poff_in, out, poff_out, sp->len, flags); - if (force_nonblock && ret == -EAGAIN) - return -EAGAIN; + + if (sp->len) + ret = do_splice(in, poff_in, out, poff_out, sp->len, flags); io_put_file(req, in, (sp->flags & SPLICE_F_FD_IN_FIXED)); req->flags &= ~REQ_F_NEED_CLEANUP; @@ -4138,12 +4135,14 @@ static int __io_async_wake(struct io_kiocb *req, struct io_poll_iocb *poll, req->result = mask; init_task_work(&req->task_work, func); /* - * If this fails, then the task is exiting. Punt to one of the io-wq - * threads to ensure the work gets run, we can't always rely on exit - * cancelation taking care of this. + * If this fails, then the task is exiting. When a task exits, the + * work gets canceled, so just cancel this request as well instead + * of executing it. We can't safely execute it anyway, as we may not + * have the needed state needed for it anyway. */ ret = task_work_add(tsk, &req->task_work, true); if (unlikely(ret)) { + WRITE_ONCE(poll->canceled, true); tsk = io_wq_get_task(req->ctx->io_wq); task_work_add(tsk, &req->task_work, true); } @@ -5014,12 +5013,13 @@ static int io_req_defer(struct io_kiocb *req, const struct io_uring_sqe *sqe) if (!req_need_defer(req) && list_empty_careful(&ctx->defer_list)) return 0; - if (!req->io && io_alloc_async_ctx(req)) - return -EAGAIN; - - ret = io_req_defer_prep(req, sqe); - if (ret < 0) - return ret; + if (!req->io) { + if (io_alloc_async_ctx(req)) + return -EAGAIN; + ret = io_req_defer_prep(req, sqe); + if (ret < 0) + return ret; + } spin_lock_irq(&ctx->completion_lock); if (!req_need_defer(req) && list_empty(&ctx->defer_list)) { @@ -5306,7 +5306,8 @@ static int io_issue_sqe(struct io_kiocb *req, const struct io_uring_sqe *sqe, if (ret) return ret; - if (ctx->flags & IORING_SETUP_IOPOLL) { + /* If the op doesn't have a file, we're not polling for it */ + if ((ctx->flags & IORING_SETUP_IOPOLL) && req->file) { const bool in_async = io_wq_current_is_worker(); if (req->result == -EAGAIN) @@ -5607,9 +5608,15 @@ fail_req: io_double_put_req(req); } } else if (req->flags & REQ_F_FORCE_ASYNC) { - ret = io_req_defer_prep(req, sqe); - if (unlikely(ret < 0)) - goto fail_req; + if (!req->io) { + ret = -EAGAIN; + if (io_alloc_async_ctx(req)) + goto fail_req; + ret = io_req_defer_prep(req, sqe); + if (unlikely(ret < 0)) + goto fail_req; + } + /* * Never try inline submit of IOSQE_ASYNC is set, go straight * to async execution. @@ -6025,6 +6032,7 @@ static int io_sq_thread(void *data) finish_wait(&ctx->sqo_wait, &wait); ctx->rings->sq_flags &= ~IORING_SQ_NEED_WAKEUP; + ret = 0; continue; } finish_wait(&ctx->sqo_wait, &wait); @@ -6838,7 +6846,6 @@ static int io_sq_offload_start(struct io_ring_ctx *ctx, { int ret; - init_waitqueue_head(&ctx->sqo_wait); mmgrab(current->mm); ctx->sqo_mm = current->mm; diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c index 1abf126c2df4..a60df88efc40 100644 --- a/fs/nfs/fscache.c +++ b/fs/nfs/fscache.c @@ -118,8 +118,6 @@ void nfs_fscache_get_super_cookie(struct super_block *sb, const char *uniq, int nfss->fscache_key = NULL; nfss->fscache = NULL; - if (!(nfss->options & NFS_OPTION_FSCACHE)) - return; if (!uniq) { uniq = ""; ulen = 1; @@ -188,7 +186,8 @@ void nfs_fscache_get_super_cookie(struct super_block *sb, const char *uniq, int /* create a cache index for looking up filehandles */ nfss->fscache = fscache_acquire_cookie(nfss->nfs_client->fscache, &nfs_fscache_super_index_def, - key, sizeof(*key) + ulen, + &key->key, + sizeof(key->key) + ulen, NULL, 0, nfss, 0, true); dfprintk(FSCACHE, "NFS: get superblock cookie (0x%p/0x%p)\n", @@ -226,6 +225,19 @@ void nfs_fscache_release_super_cookie(struct super_block *sb) } } +static void nfs_fscache_update_auxdata(struct nfs_fscache_inode_auxdata *auxdata, + struct nfs_inode *nfsi) +{ + memset(auxdata, 0, sizeof(*auxdata)); + auxdata->mtime_sec = nfsi->vfs_inode.i_mtime.tv_sec; + auxdata->mtime_nsec = nfsi->vfs_inode.i_mtime.tv_nsec; + auxdata->ctime_sec = nfsi->vfs_inode.i_ctime.tv_sec; + auxdata->ctime_nsec = nfsi->vfs_inode.i_ctime.tv_nsec; + + if (NFS_SERVER(&nfsi->vfs_inode)->nfs_client->rpc_ops->version == 4) + auxdata->change_attr = inode_peek_iversion_raw(&nfsi->vfs_inode); +} + /* * Initialise the per-inode cache cookie pointer for an NFS inode. */ @@ -239,14 +251,7 @@ void nfs_fscache_init_inode(struct inode *inode) if (!(nfss->fscache && S_ISREG(inode->i_mode))) return; - memset(&auxdata, 0, sizeof(auxdata)); - auxdata.mtime_sec = nfsi->vfs_inode.i_mtime.tv_sec; - auxdata.mtime_nsec = nfsi->vfs_inode.i_mtime.tv_nsec; - auxdata.ctime_sec = nfsi->vfs_inode.i_ctime.tv_sec; - auxdata.ctime_nsec = nfsi->vfs_inode.i_ctime.tv_nsec; - - if (NFS_SERVER(&nfsi->vfs_inode)->nfs_client->rpc_ops->version == 4) - auxdata.change_attr = inode_peek_iversion_raw(&nfsi->vfs_inode); + nfs_fscache_update_auxdata(&auxdata, nfsi); nfsi->fscache = fscache_acquire_cookie(NFS_SB(inode->i_sb)->fscache, &nfs_fscache_inode_object_def, @@ -266,11 +271,7 @@ void nfs_fscache_clear_inode(struct inode *inode) dfprintk(FSCACHE, "NFS: clear cookie (0x%p/0x%p)\n", nfsi, cookie); - memset(&auxdata, 0, sizeof(auxdata)); - auxdata.mtime_sec = nfsi->vfs_inode.i_mtime.tv_sec; - auxdata.mtime_nsec = nfsi->vfs_inode.i_mtime.tv_nsec; - auxdata.ctime_sec = nfsi->vfs_inode.i_ctime.tv_sec; - auxdata.ctime_nsec = nfsi->vfs_inode.i_ctime.tv_nsec; + nfs_fscache_update_auxdata(&auxdata, nfsi); fscache_relinquish_cookie(cookie, &auxdata, false); nfsi->fscache = NULL; } @@ -310,11 +311,7 @@ void nfs_fscache_open_file(struct inode *inode, struct file *filp) if (!fscache_cookie_valid(cookie)) return; - memset(&auxdata, 0, sizeof(auxdata)); - auxdata.mtime_sec = nfsi->vfs_inode.i_mtime.tv_sec; - auxdata.mtime_nsec = nfsi->vfs_inode.i_mtime.tv_nsec; - auxdata.ctime_sec = nfsi->vfs_inode.i_ctime.tv_sec; - auxdata.ctime_nsec = nfsi->vfs_inode.i_ctime.tv_nsec; + nfs_fscache_update_auxdata(&auxdata, nfsi); if (inode_is_open_for_write(inode)) { dfprintk(FSCACHE, "NFS: nfsi 0x%p disabling cache\n", nfsi); diff --git a/fs/nfs/mount_clnt.c b/fs/nfs/mount_clnt.c index 35c8cb2d7637..dda5c3e65d8d 100644 --- a/fs/nfs/mount_clnt.c +++ b/fs/nfs/mount_clnt.c @@ -30,6 +30,7 @@ #define encode_dirpath_sz (1 + XDR_QUADLEN(MNTPATHLEN)) #define MNT_status_sz (1) #define MNT_fhandle_sz XDR_QUADLEN(NFS2_FHSIZE) +#define MNT_fhandlev3_sz XDR_QUADLEN(NFS3_FHSIZE) #define MNT_authflav3_sz (1 + NFS_MAX_SECFLAVORS) /* @@ -37,7 +38,7 @@ */ #define MNT_enc_dirpath_sz encode_dirpath_sz #define MNT_dec_mountres_sz (MNT_status_sz + MNT_fhandle_sz) -#define MNT_dec_mountres3_sz (MNT_status_sz + MNT_fhandle_sz + \ +#define MNT_dec_mountres3_sz (MNT_status_sz + MNT_fhandlev3_sz + \ MNT_authflav3_sz) /* diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index a0c1e653a935..9056f3dd380e 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -6347,7 +6347,7 @@ static int _nfs4_proc_delegreturn(struct inode *inode, const struct cred *cred, .rpc_client = server->client, .rpc_message = &msg, .callback_ops = &nfs4_delegreturn_ops, - .flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF | RPC_TASK_TIMEOUT, + .flags = RPC_TASK_ASYNC | RPC_TASK_TIMEOUT, }; int status = 0; diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index ac93715c05a4..a8dc25ce48bb 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -734,9 +734,9 @@ nfs4_get_open_state(struct inode *inode, struct nfs4_state_owner *owner) state = new; state->owner = owner; atomic_inc(&owner->so_count); - list_add_rcu(&state->inode_states, &nfsi->open_states); ihold(inode); state->inode = inode; + list_add_rcu(&state->inode_states, &nfsi->open_states); spin_unlock(&inode->i_lock); /* Note: The reclaim code dictates that we add stateless * and read-only stateids to the end of the list */ diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index f61f96603df7..6ca421cbe19c 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -752,7 +752,7 @@ int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_header *hdr, .callback_ops = call_ops, .callback_data = hdr, .workqueue = nfsiod_workqueue, - .flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF | flags, + .flags = RPC_TASK_ASYNC | flags, }; hdr->rw_ops->rw_initiate(hdr, &msg, rpc_ops, &task_setup_data, how); @@ -950,7 +950,8 @@ static int nfs_generic_pg_pgios(struct nfs_pageio_descriptor *desc) hdr->cred, NFS_PROTO(hdr->inode), desc->pg_rpc_callops, - desc->pg_ioflags, 0); + desc->pg_ioflags, + RPC_TASK_CRED_NOREF); return ret; } diff --git a/fs/nfs/pnfs_nfs.c b/fs/nfs/pnfs_nfs.c index e7ddbce48321..679767ac258d 100644 --- a/fs/nfs/pnfs_nfs.c +++ b/fs/nfs/pnfs_nfs.c @@ -536,7 +536,8 @@ pnfs_generic_commit_pagelist(struct inode *inode, struct list_head *mds_pages, nfs_init_commit(data, NULL, NULL, cinfo); nfs_initiate_commit(NFS_CLIENT(inode), data, NFS_PROTO(data->inode), - data->mds_ops, how, 0); + data->mds_ops, how, + RPC_TASK_CRED_NOREF); } else { nfs_init_commit(data, NULL, data->lseg, cinfo); initiate_commit(data, how); diff --git a/fs/nfs/super.c b/fs/nfs/super.c index bdb6d0c2e755..7a70287f21a2 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1189,7 +1189,6 @@ static void nfs_get_cache_cookie(struct super_block *sb, uniq = ctx->fscache_uniq; ulen = strlen(ctx->fscache_uniq); } - return; } nfs_fscache_get_super_cookie(sb, uniq, ulen); diff --git a/fs/nfs/write.c b/fs/nfs/write.c index df4b87c30ac9..1e767f779c49 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1695,7 +1695,7 @@ int nfs_initiate_commit(struct rpc_clnt *clnt, struct nfs_commit_data *data, .callback_ops = call_ops, .callback_data = data, .workqueue = nfsiod_workqueue, - .flags = RPC_TASK_ASYNC | RPC_TASK_CRED_NOREF | flags, + .flags = RPC_TASK_ASYNC | flags, .priority = priority, }; /* Set up the initial task struct. */ @@ -1813,7 +1813,7 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how, nfs_init_commit(data, head, NULL, cinfo); atomic_inc(&cinfo->mds->rpcs_out); return nfs_initiate_commit(NFS_CLIENT(inode), data, NFS_PROTO(inode), - data->mds_ops, how, 0); + data->mds_ops, how, RPC_TASK_CRED_NOREF); } /* diff --git a/fs/overlayfs/export.c b/fs/overlayfs/export.c index 475c61f53f0f..ed5c1078919c 100644 --- a/fs/overlayfs/export.c +++ b/fs/overlayfs/export.c @@ -783,6 +783,9 @@ static struct ovl_fh *ovl_fid_to_fh(struct fid *fid, int buflen, int fh_type) if (fh_type != OVL_FILEID_V0) return ERR_PTR(-EINVAL); + if (buflen <= OVL_FH_WIRE_OFFSET) + return ERR_PTR(-EINVAL); + fh = kzalloc(buflen, GFP_KERNEL); if (!fh) return ERR_PTR(-ENOMEM); diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c index b0d42ece4d7c..981f11ec51bc 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -58,6 +58,24 @@ int ovl_setattr(struct dentry *dentry, struct iattr *attr) if (attr->ia_valid & (ATTR_KILL_SUID|ATTR_KILL_SGID)) attr->ia_valid &= ~ATTR_MODE; + /* + * We might have to translate ovl file into real file object + * once use cases emerge. For now, simply don't let underlying + * filesystem rely on attr->ia_file + */ + attr->ia_valid &= ~ATTR_FILE; + + /* + * If open(O_TRUNC) is done, VFS calls ->setattr with ATTR_OPEN + * set. Overlayfs does not pass O_TRUNC flag to underlying + * filesystem during open -> do not pass ATTR_OPEN. This + * disables optimization in fuse which assumes open(O_TRUNC) + * already set file size to 0. But we never passed O_TRUNC to + * fuse. So by clearing ATTR_OPEN, fuse will be forced to send + * setattr request to server. + */ + attr->ia_valid &= ~ATTR_OPEN; + inode_lock(upperdentry->d_inode); old_cred = ovl_override_creds(dentry->d_sb); err = notify_change(upperdentry, attr, NULL); diff --git a/fs/splice.c b/fs/splice.c index fd0a1e7e5959..4e53efbd621d 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -1494,7 +1494,7 @@ static int opipe_prep(struct pipe_inode_info *pipe, unsigned int flags) * Check pipe occupancy without the inode lock first. This function * is speculative anyways, so missing one is ok. */ - if (pipe_full(pipe->head, pipe->tail, pipe->max_usage)) + if (!pipe_full(pipe->head, pipe->tail, pipe->max_usage)) return 0; ret = 0; diff --git a/fs/ubifs/auth.c b/fs/ubifs/auth.c index 8cdbd53d780c..f985a3fbbb36 100644 --- a/fs/ubifs/auth.c +++ b/fs/ubifs/auth.c @@ -79,13 +79,9 @@ int ubifs_prepare_auth_node(struct ubifs_info *c, void *node, struct shash_desc *inhash) { struct ubifs_auth_node *auth = node; - u8 *hash; + u8 hash[UBIFS_HASH_ARR_SZ]; int err; - hash = kmalloc(crypto_shash_descsize(c->hash_tfm), GFP_NOFS); - if (!hash) - return -ENOMEM; - { SHASH_DESC_ON_STACK(hash_desc, c->hash_tfm); @@ -94,21 +90,16 @@ int ubifs_prepare_auth_node(struct ubifs_info *c, void *node, err = crypto_shash_final(hash_desc, hash); if (err) - goto out; + return err; } err = ubifs_hash_calc_hmac(c, hash, auth->hmac); if (err) - goto out; + return err; auth->ch.node_type = UBIFS_AUTH_NODE; ubifs_prepare_node(c, auth, ubifs_auth_node_sz(c), 0); - - err = 0; -out: - kfree(hash); - - return err; + return 0; } static struct shash_desc *ubifs_get_desc(const struct ubifs_info *c, diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c index 743928efffc1..49fe062ce45e 100644 --- a/fs/ubifs/file.c +++ b/fs/ubifs/file.c @@ -1375,7 +1375,6 @@ int ubifs_update_time(struct inode *inode, struct timespec64 *time, struct ubifs_info *c = inode->i_sb->s_fs_info; struct ubifs_budget_req req = { .dirtied_ino = 1, .dirtied_ino_d = ALIGN(ui->data_len, 8) }; - int iflags = I_DIRTY_TIME; int err, release; if (!IS_ENABLED(CONFIG_UBIFS_ATIME_SUPPORT)) @@ -1393,11 +1392,8 @@ int ubifs_update_time(struct inode *inode, struct timespec64 *time, if (flags & S_MTIME) inode->i_mtime = *time; - if (!(inode->i_sb->s_flags & SB_LAZYTIME)) - iflags |= I_DIRTY_SYNC; - release = ui->dirty; - __mark_inode_dirty(inode, iflags); + __mark_inode_dirty(inode, I_DIRTY_SYNC); mutex_unlock(&ui->ui_mutex); if (release) ubifs_release_budget(c, &req); diff --git a/fs/ubifs/replay.c b/fs/ubifs/replay.c index b28ac4dfb407..01fcf7975047 100644 --- a/fs/ubifs/replay.c +++ b/fs/ubifs/replay.c @@ -601,18 +601,12 @@ static int authenticate_sleb(struct ubifs_info *c, struct ubifs_scan_leb *sleb, struct ubifs_scan_node *snod; int n_nodes = 0; int err; - u8 *hash, *hmac; + u8 hash[UBIFS_HASH_ARR_SZ]; + u8 hmac[UBIFS_HMAC_ARR_SZ]; if (!ubifs_authenticated(c)) return sleb->nodes_cnt; - hash = kmalloc(crypto_shash_descsize(c->hash_tfm), GFP_NOFS); - hmac = kmalloc(c->hmac_desc_len, GFP_NOFS); - if (!hash || !hmac) { - err = -ENOMEM; - goto out; - } - list_for_each_entry(snod, &sleb->nodes, list) { n_nodes++; @@ -662,9 +656,6 @@ static int authenticate_sleb(struct ubifs_info *c, struct ubifs_scan_leb *sleb, err = 0; } out: - kfree(hash); - kfree(hmac); - return err ? err : n_nodes - n_not_auth; } diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index 99134d4f35eb..320f8112a0f8 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -48,7 +48,7 @@ struct videomode; * @MODE_HSYNC: hsync out of range * @MODE_VSYNC: vsync out of range * @MODE_H_ILLEGAL: mode has illegal horizontal timings - * @MODE_V_ILLEGAL: mode has illegal horizontal timings + * @MODE_V_ILLEGAL: mode has illegal vertical timings * @MODE_BAD_WIDTH: requires an unsupported linepitch * @MODE_NOMODE: no mode with a matching name * @MODE_NO_INTERLACE: interlaced mode not supported diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h index 6462c5447872..f4b77018c625 100644 --- a/include/linux/brcmphy.h +++ b/include/linux/brcmphy.h @@ -245,6 +245,7 @@ #define BCM54810_EXP_BROADREACH_LRE_MISC_CTL_EN (1 << 0) #define BCM54810_SHD_CLK_CTL 0x3 #define BCM54810_SHD_CLK_CTL_GTXCLK_EN (1 << 9) +#define BCM54810_SHD_SCR3_TRDDAPD 0x0100 /* BCM54612E Registers */ #define BCM54612E_EXP_SPARE0 (MII_BCM54XX_EXP_SEL_ETC + 0x34) diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 034b0a644efc..448c91bf543b 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -356,4 +356,10 @@ static inline void *offset_to_ptr(const int *off) /* &a[0] degrades to a pointer: a different type from an array */ #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0])) +/* + * This is needed in functions which generate the stack canary, see + * arch/x86/kernel/smpboot.c::start_secondary() for an example. + */ +#define prevent_tail_call_optimization() mb() + #endif /* __LINUX_COMPILER_H */ diff --git a/include/linux/cper.h b/include/linux/cper.h index 4f005d95ce88..8537e9282a65 100644 --- a/include/linux/cper.h +++ b/include/linux/cper.h @@ -521,6 +521,15 @@ struct cper_sec_pcie { u8 aer_info[96]; }; +/* Firmware Error Record Reference, UEFI v2.7 sec N.2.10 */ +struct cper_sec_fw_err_rec_ref { + u8 record_type; + u8 revision; + u8 reserved[6]; + u64 record_identifier; + guid_t record_identifier_guid; +}; + /* Reset to default packing */ #pragma pack() diff --git a/include/linux/efi.h b/include/linux/efi.h index 251f1f783cdf..9430d01c0c3d 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -1245,4 +1245,6 @@ struct linux_efi_memreserve { void __init efi_arch_mem_reserve(phys_addr_t addr, u64 size); +char *efi_systab_show_arch(char *str); + #endif /* _LINUX_EFI_H */ diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index db95244a62d4..ab4bd15cbcdb 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -210,6 +210,29 @@ struct ftrace_ops { #endif }; +extern struct ftrace_ops __rcu *ftrace_ops_list; +extern struct ftrace_ops ftrace_list_end; + +/* + * Traverse the ftrace_global_list, invoking all entries. The reason that we + * can use rcu_dereference_raw_check() is that elements removed from this list + * are simply leaked, so there is no need to interact with a grace-period + * mechanism. The rcu_dereference_raw_check() calls are needed to handle + * concurrent insertions into the ftrace_global_list. + * + * Silly Alpha and silly pointer-speculation compiler optimizations! + */ +#define do_for_each_ftrace_op(op, list) \ + op = rcu_dereference_raw_check(list); \ + do + +/* + * Optimized for just a single item in the list (as that is the normal case). + */ +#define while_for_each_ftrace_op(op) \ + while (likely(op = rcu_dereference_raw_check((op)->next)) && \ + unlikely((op) != &ftrace_list_end)) + /* * Type of the current tracing. */ diff --git a/include/linux/host1x.h b/include/linux/host1x.h index 62d216ff1097..c230b4e70d75 100644 --- a/include/linux/host1x.h +++ b/include/linux/host1x.h @@ -17,9 +17,12 @@ enum host1x_class { HOST1X_CLASS_GR3D = 0x60, }; +struct host1x; struct host1x_client; struct iommu_group; +u64 host1x_get_dma_mask(struct host1x *host1x); + /** * struct host1x_client_ops - host1x client operations * @init: host1x client initialization code diff --git a/include/linux/i2c-mux.h b/include/linux/i2c-mux.h index c5a977320f82..98ef73b7c8fd 100644 --- a/include/linux/i2c-mux.h +++ b/include/linux/i2c-mux.h @@ -29,7 +29,7 @@ struct i2c_mux_core { int num_adapters; int max_adapters; - struct i2c_adapter *adapter[0]; + struct i2c_adapter *adapter[]; }; struct i2c_mux_core *i2c_mux_alloc(struct i2c_adapter *parent, diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 45d36ba4826b..49d29054e657 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -2,7 +2,7 @@ /* * i2c.h - definitions for the Linux i2c bus interface * Copyright (C) 1995-2000 Simon G. Vogl - * Copyright (C) 2013-2019 Wolfram Sang <wsa@the-dreams.de> + * Copyright (C) 2013-2019 Wolfram Sang <wsa@kernel.org> * * With some changes from Kyösti Mälkki <kmalkki@cc.hut.fi> and * Frodo Looijaard <frodol@dds.nl> diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 01276e3d01b9..131cc1527d68 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -813,8 +813,11 @@ void kvm_flush_remote_tlbs(struct kvm *kvm); void kvm_reload_remote_mmus(struct kvm *kvm); bool kvm_make_vcpus_request_mask(struct kvm *kvm, unsigned int req, + struct kvm_vcpu *except, unsigned long *vcpu_bitmap, cpumask_var_t tmp); bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req); +bool kvm_make_all_cpus_request_except(struct kvm *kvm, unsigned int req, + struct kvm_vcpu *except); bool kvm_make_cpus_request_mask(struct kvm *kvm, unsigned int req, unsigned long *vcpu_bitmap); diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h index 1bdd027766d4..5616b2567aa7 100644 --- a/include/linux/lsm_hook_defs.h +++ b/include/linux/lsm_hook_defs.h @@ -243,7 +243,7 @@ LSM_HOOK(int, -EINVAL, getprocattr, struct task_struct *p, char *name, char **value) LSM_HOOK(int, -EINVAL, setprocattr, const char *name, void *value, size_t size) LSM_HOOK(int, 0, ismaclabel, const char *name) -LSM_HOOK(int, 0, secid_to_secctx, u32 secid, char **secdata, +LSM_HOOK(int, -EOPNOTSUPP, secid_to_secctx, u32 secid, char **secdata, u32 *seclen) LSM_HOOK(int, 0, secctx_to_secid, const char *secdata, u32 seclen, u32 *secid) LSM_HOOK(void, LSM_RET_VOID, release_secctx, char *secdata, u32 seclen) diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index d275c72c4f8e..977edd3b7bd8 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -783,6 +783,8 @@ static inline void memcg_memory_event(struct mem_cgroup *memcg, atomic_long_inc(&memcg->memory_events[event]); cgroup_file_notify(&memcg->events_file); + if (!cgroup_subsys_on_dfl(memory_cgrp_subsys)) + break; if (cgrp_dfl_root.flags & CGRP_ROOT_MEMORY_LOCAL_EVENTS) break; } while ((memcg = parent_mem_cgroup(memcg)) && diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 6f8f79ef829b..8397b6558dc7 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -213,6 +213,12 @@ enum mlx5_port_status { MLX5_PORT_DOWN = 2, }; +enum mlx5_cmdif_state { + MLX5_CMDIF_STATE_UNINITIALIZED, + MLX5_CMDIF_STATE_UP, + MLX5_CMDIF_STATE_DOWN, +}; + struct mlx5_cmd_first { __be32 data[4]; }; @@ -258,6 +264,7 @@ struct mlx5_cmd_stats { struct mlx5_cmd { struct mlx5_nb nb; + enum mlx5_cmdif_state state; void *cmd_alloc_buf; dma_addr_t alloc_dma; int alloc_size; @@ -284,6 +291,7 @@ struct mlx5_cmd { struct semaphore sem; struct semaphore pages_sem; int mode; + u16 allowed_opcode; struct mlx5_cmd_work_ent *ent_arr[MLX5_MAX_COMMANDS]; struct dma_pool *pool; struct mlx5_cmd_debug dbg; @@ -743,6 +751,7 @@ struct mlx5_cmd_work_ent { struct delayed_work cb_timeout_work; void *context; int idx; + struct completion handling; struct completion done; struct mlx5_cmd *cmd; struct work_struct work; @@ -874,10 +883,17 @@ mlx5_frag_buf_get_idx_last_contig_stride(struct mlx5_frag_buf_ctrl *fbc, u32 ix) return min_t(u32, last_frag_stride_idx - fbc->strides_offset, fbc->sz_m1); } +enum { + CMD_ALLOWED_OPCODE_ALL, +}; + int mlx5_cmd_init(struct mlx5_core_dev *dev); void mlx5_cmd_cleanup(struct mlx5_core_dev *dev); +void mlx5_cmd_set_state(struct mlx5_core_dev *dev, + enum mlx5_cmdif_state cmdif_state); void mlx5_cmd_use_events(struct mlx5_core_dev *dev); void mlx5_cmd_use_polling(struct mlx5_core_dev *dev); +void mlx5_cmd_allowed_opcode(struct mlx5_core_dev *dev, u16 opcode); struct mlx5_async_ctx { struct mlx5_core_dev *dev; diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h index 121a7eda4593..c602670bbffb 100644 --- a/include/linux/ptp_clock_kernel.h +++ b/include/linux/ptp_clock_kernel.h @@ -105,10 +105,10 @@ struct ptp_system_timestamp { * parameter func: the desired function to use. * parameter chan: the function channel index to use. * - * @do_work: Request driver to perform auxiliary (periodic) operations - * Driver should return delay of the next auxiliary work scheduling - * time (>=0) or negative value in case further scheduling - * is not required. + * @do_aux_work: Request driver to perform auxiliary (periodic) operations + * Driver should return delay of the next auxiliary work + * scheduling time (>=0) or negative value in case further + * scheduling is not required. * * Drivers should embed their ptp_clock_info within a private * structure, obtaining a reference to it using container_of(). diff --git a/include/linux/skmsg.h b/include/linux/skmsg.h index 8a709f63c5e5..ad31c9fb7158 100644 --- a/include/linux/skmsg.h +++ b/include/linux/skmsg.h @@ -187,6 +187,7 @@ static inline void sk_msg_xfer(struct sk_msg *dst, struct sk_msg *src, dst->sg.data[which] = src->sg.data[which]; dst->sg.data[which].length = size; dst->sg.size += size; + src->sg.size -= size; src->sg.data[which].length -= size; src->sg.data[which].offset += size; } diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h index 48c1b1674cbf..bc07e51f20d1 100644 --- a/include/linux/sunrpc/gss_api.h +++ b/include/linux/sunrpc/gss_api.h @@ -21,6 +21,7 @@ struct gss_ctx { struct gss_api_mech *mech_type; void *internal_ctx_id; + unsigned int slack, align; }; #define GSS_C_NO_BUFFER ((struct xdr_netobj) 0) @@ -66,6 +67,7 @@ u32 gss_wrap( u32 gss_unwrap( struct gss_ctx *ctx_id, int offset, + int len, struct xdr_buf *inbuf); u32 gss_delete_sec_context( struct gss_ctx **ctx_id); @@ -126,6 +128,7 @@ struct gss_api_ops { u32 (*gss_unwrap)( struct gss_ctx *ctx_id, int offset, + int len, struct xdr_buf *buf); void (*gss_delete_sec_context)( void *internal_ctx_id); diff --git a/include/linux/sunrpc/gss_krb5.h b/include/linux/sunrpc/gss_krb5.h index c1d77dd8ed41..e8f8ffe7448b 100644 --- a/include/linux/sunrpc/gss_krb5.h +++ b/include/linux/sunrpc/gss_krb5.h @@ -83,7 +83,7 @@ struct gss_krb5_enctype { u32 (*encrypt_v2) (struct krb5_ctx *kctx, u32 offset, struct xdr_buf *buf, struct page **pages); /* v2 encryption function */ - u32 (*decrypt_v2) (struct krb5_ctx *kctx, u32 offset, + u32 (*decrypt_v2) (struct krb5_ctx *kctx, u32 offset, u32 len, struct xdr_buf *buf, u32 *headskip, u32 *tailskip); /* v2 decryption function */ }; @@ -255,7 +255,7 @@ gss_wrap_kerberos(struct gss_ctx *ctx_id, int offset, struct xdr_buf *outbuf, struct page **pages); u32 -gss_unwrap_kerberos(struct gss_ctx *ctx_id, int offset, +gss_unwrap_kerberos(struct gss_ctx *ctx_id, int offset, int len, struct xdr_buf *buf); @@ -312,7 +312,7 @@ gss_krb5_aes_encrypt(struct krb5_ctx *kctx, u32 offset, struct page **pages); u32 -gss_krb5_aes_decrypt(struct krb5_ctx *kctx, u32 offset, +gss_krb5_aes_decrypt(struct krb5_ctx *kctx, u32 offset, u32 len, struct xdr_buf *buf, u32 *plainoffset, u32 *plainlen); diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index 01bb41908c93..22c207b2425f 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -184,6 +184,7 @@ xdr_adjust_iovec(struct kvec *iov, __be32 *p) extern void xdr_shift_buf(struct xdr_buf *, size_t); extern void xdr_buf_from_iov(struct kvec *, struct xdr_buf *); extern int xdr_buf_subsegment(struct xdr_buf *, struct xdr_buf *, unsigned int, unsigned int); +extern void xdr_buf_trim(struct xdr_buf *, unsigned int); extern int read_bytes_from_xdr_buf(struct xdr_buf *, unsigned int, void *, unsigned int); extern int write_bytes_to_xdr_buf(struct xdr_buf *, unsigned int, void *, unsigned int); diff --git a/include/net/act_api.h b/include/net/act_api.h index c24d7643548e..124bd139886c 100644 --- a/include/net/act_api.h +++ b/include/net/act_api.h @@ -75,7 +75,8 @@ static inline void tcf_tm_dump(struct tcf_t *dtm, const struct tcf_t *stm) { dtm->install = jiffies_to_clock_t(jiffies - stm->install); dtm->lastuse = jiffies_to_clock_t(jiffies - stm->lastuse); - dtm->firstuse = jiffies_to_clock_t(jiffies - stm->firstuse); + dtm->firstuse = stm->firstuse ? + jiffies_to_clock_t(jiffies - stm->firstuse) : 0; dtm->expires = jiffies_to_clock_t(stm->expires); } diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h index 04e97bab6f28..ab988940bf04 100644 --- a/include/net/af_rxrpc.h +++ b/include/net/af_rxrpc.h @@ -59,7 +59,7 @@ bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *, void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *); void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *, struct sockaddr_rxrpc *); -u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *); +u32 rxrpc_kernel_get_srtt(struct socket *, struct rxrpc_call *); int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t, rxrpc_user_attach_call_t, unsigned long, gfp_t, unsigned int); diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index 59e0d4e99f94..b219a8fe0950 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -257,7 +257,6 @@ struct fib_dump_filter { u32 table_id; /* filter_set is an optimization that an entry is set */ bool filter_set; - bool dump_all_families; bool dump_routes; bool dump_exceptions; unsigned char protocol; diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index 9f551f3b69c6..90690e37a56f 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -87,7 +87,7 @@ struct nf_conn { struct hlist_node nat_bysource; #endif /* all members below initialized via memset */ - u8 __nfct_init_offset[0]; + struct { } __nfct_init_offset; /* If we were expected by an expectation, this will be it */ struct nf_conn *master; diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h index 6bf69652f57d..c54a7f707e50 100644 --- a/include/net/netfilter/nf_flow_table.h +++ b/include/net/netfilter/nf_flow_table.h @@ -127,6 +127,7 @@ enum nf_flow_flags { NF_FLOW_HW_DYING, NF_FLOW_HW_DEAD, NF_FLOW_HW_REFRESH, + NF_FLOW_HW_PENDING, }; enum flow_offload_type { diff --git a/include/net/tcp.h b/include/net/tcp.h index dcf9a72eeaa6..6f8e60c6fbc7 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1376,7 +1376,6 @@ static inline void tcp_sack_reset(struct tcp_options_received *rx_opt) rx_opt->num_sacks = 0; } -u32 tcp_default_init_rwnd(u32 mss); void tcp_cwnd_restart(struct sock *sk, s32 delta); static inline void tcp_slow_start_after_idle_check(struct sock *sk) @@ -1421,6 +1420,19 @@ static inline int tcp_full_space(const struct sock *sk) return tcp_win_from_space(sk, READ_ONCE(sk->sk_rcvbuf)); } +/* We provision sk_rcvbuf around 200% of sk_rcvlowat. + * If 87.5 % (7/8) of the space has been consumed, we want to override + * SO_RCVLOWAT constraint, since we are receiving skbs with too small + * len/truesize ratio. + */ +static inline bool tcp_rmem_pressure(const struct sock *sk) +{ + int rcvbuf = READ_ONCE(sk->sk_rcvbuf); + int threshold = rcvbuf - (rcvbuf >> 3); + + return atomic_read(&sk->sk_rmem_alloc) > threshold; +} + extern void tcp_openreq_init_rwin(struct request_sock *req, const struct sock *sk_listener, const struct dst_entry *dst); diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h index 4b1f95e08307..e7312ceb2794 100644 --- a/include/net/udp_tunnel.h +++ b/include/net/udp_tunnel.h @@ -143,14 +143,12 @@ void udp_tunnel_xmit_skb(struct rtable *rt, struct sock *sk, struct sk_buff *skb __be16 df, __be16 src_port, __be16 dst_port, bool xnet, bool nocheck); -#if IS_ENABLED(CONFIG_IPV6) int udp_tunnel6_xmit_skb(struct dst_entry *dst, struct sock *sk, struct sk_buff *skb, struct net_device *dev, struct in6_addr *saddr, struct in6_addr *daddr, __u8 prio, __u8 ttl, __be32 label, __be16 src_port, __be16 dst_port, bool nocheck); -#endif void udp_tunnel_sock_release(struct socket *sock); diff --git a/include/sound/rawmidi.h b/include/sound/rawmidi.h index a36b7227a15a..334842daa904 100644 --- a/include/sound/rawmidi.h +++ b/include/sound/rawmidi.h @@ -61,6 +61,7 @@ struct snd_rawmidi_runtime { size_t avail_min; /* min avail for wakeup */ size_t avail; /* max used buffer for wakeup */ size_t xruns; /* over/underruns counter */ + int buffer_ref; /* buffer reference count */ /* misc */ spinlock_t lock; wait_queue_head_t sleep; diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index 191fe447f990..ba9efdc848f9 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -1112,18 +1112,17 @@ TRACE_EVENT(rxrpc_rtt_tx, TRACE_EVENT(rxrpc_rtt_rx, TP_PROTO(struct rxrpc_call *call, enum rxrpc_rtt_rx_trace why, rxrpc_serial_t send_serial, rxrpc_serial_t resp_serial, - s64 rtt, u8 nr, s64 avg), + u32 rtt, u32 rto), - TP_ARGS(call, why, send_serial, resp_serial, rtt, nr, avg), + TP_ARGS(call, why, send_serial, resp_serial, rtt, rto), TP_STRUCT__entry( __field(unsigned int, call ) __field(enum rxrpc_rtt_rx_trace, why ) - __field(u8, nr ) __field(rxrpc_serial_t, send_serial ) __field(rxrpc_serial_t, resp_serial ) - __field(s64, rtt ) - __field(u64, avg ) + __field(u32, rtt ) + __field(u32, rto ) ), TP_fast_assign( @@ -1132,18 +1131,16 @@ TRACE_EVENT(rxrpc_rtt_rx, __entry->send_serial = send_serial; __entry->resp_serial = resp_serial; __entry->rtt = rtt; - __entry->nr = nr; - __entry->avg = avg; + __entry->rto = rto; ), - TP_printk("c=%08x %s sr=%08x rr=%08x rtt=%lld nr=%u avg=%lld", + TP_printk("c=%08x %s sr=%08x rr=%08x rtt=%u rto=%u", __entry->call, __print_symbolic(__entry->why, rxrpc_rtt_rx_traces), __entry->send_serial, __entry->resp_serial, __entry->rtt, - __entry->nr, - __entry->avg) + __entry->rto) ); TRACE_EVENT(rxrpc_timer, @@ -1544,6 +1541,41 @@ TRACE_EVENT(rxrpc_notify_socket, __entry->serial) ); +TRACE_EVENT(rxrpc_rx_discard_ack, + TP_PROTO(unsigned int debug_id, rxrpc_serial_t serial, + rxrpc_seq_t first_soft_ack, rxrpc_seq_t call_ackr_first, + rxrpc_seq_t prev_pkt, rxrpc_seq_t call_ackr_prev), + + TP_ARGS(debug_id, serial, first_soft_ack, call_ackr_first, + prev_pkt, call_ackr_prev), + + TP_STRUCT__entry( + __field(unsigned int, debug_id ) + __field(rxrpc_serial_t, serial ) + __field(rxrpc_seq_t, first_soft_ack) + __field(rxrpc_seq_t, call_ackr_first) + __field(rxrpc_seq_t, prev_pkt) + __field(rxrpc_seq_t, call_ackr_prev) + ), + + TP_fast_assign( + __entry->debug_id = debug_id; + __entry->serial = serial; + __entry->first_soft_ack = first_soft_ack; + __entry->call_ackr_first = call_ackr_first; + __entry->prev_pkt = prev_pkt; + __entry->call_ackr_prev = call_ackr_prev; + ), + + TP_printk("c=%08x r=%08x %08x<%08x %08x<%08x", + __entry->debug_id, + __entry->serial, + __entry->first_soft_ack, + __entry->call_ackr_first, + __entry->prev_pkt, + __entry->call_ackr_prev) + ); + #endif /* _TRACE_RXRPC_H */ /* This part must be outside protection */ diff --git a/include/uapi/linux/usb/raw_gadget.h b/include/uapi/linux/usb/raw_gadget.h index ea375082b3ac..0be685272eb1 100644 --- a/include/uapi/linux/usb/raw_gadget.h +++ b/include/uapi/linux/usb/raw_gadget.h @@ -93,6 +93,64 @@ struct usb_raw_ep_io { __u8 data[0]; }; +/* Maximum number of non-control endpoints in struct usb_raw_eps_info. */ +#define USB_RAW_EPS_NUM_MAX 30 + +/* Maximum length of UDC endpoint name in struct usb_raw_ep_info. */ +#define USB_RAW_EP_NAME_MAX 16 + +/* Used as addr in struct usb_raw_ep_info if endpoint accepts any address. */ +#define USB_RAW_EP_ADDR_ANY 0xff + +/* + * struct usb_raw_ep_caps - exposes endpoint capabilities from struct usb_ep + * (technically from its member struct usb_ep_caps). + */ +struct usb_raw_ep_caps { + __u32 type_control : 1; + __u32 type_iso : 1; + __u32 type_bulk : 1; + __u32 type_int : 1; + __u32 dir_in : 1; + __u32 dir_out : 1; +}; + +/* + * struct usb_raw_ep_limits - exposes endpoint limits from struct usb_ep. + * @maxpacket_limit: Maximum packet size value supported by this endpoint. + * @max_streams: maximum number of streams supported by this endpoint + * (actual number is 2^n). + * @reserved: Empty, reserved for potential future extensions. + */ +struct usb_raw_ep_limits { + __u16 maxpacket_limit; + __u16 max_streams; + __u32 reserved; +}; + +/* + * struct usb_raw_ep_info - stores information about a gadget endpoint. + * @name: Name of the endpoint as it is defined in the UDC driver. + * @addr: Address of the endpoint that must be specified in the endpoint + * descriptor passed to USB_RAW_IOCTL_EP_ENABLE ioctl. + * @caps: Endpoint capabilities. + * @limits: Endpoint limits. + */ +struct usb_raw_ep_info { + __u8 name[USB_RAW_EP_NAME_MAX]; + __u32 addr; + struct usb_raw_ep_caps caps; + struct usb_raw_ep_limits limits; +}; + +/* + * struct usb_raw_eps_info - argument for USB_RAW_IOCTL_EPS_INFO ioctl. + * eps: Structures that store information about non-control endpoints. + */ +struct usb_raw_eps_info { + struct usb_raw_ep_info eps[USB_RAW_EPS_NUM_MAX]; +}; + /* * Initializes a Raw Gadget instance. * Accepts a pointer to the usb_raw_init struct as an argument. @@ -115,37 +173,38 @@ struct usb_raw_ep_io { #define USB_RAW_IOCTL_EVENT_FETCH _IOR('U', 2, struct usb_raw_event) /* - * Queues an IN (OUT for READ) urb as a response to the last control request - * received on endpoint 0, provided that was an IN (OUT for READ) request and - * waits until the urb is completed. Copies received data to user for READ. + * Queues an IN (OUT for READ) request as a response to the last setup request + * received on endpoint 0 (provided that was an IN (OUT for READ) request), and + * waits until the request is completed. Copies received data to user for READ. * Accepts a pointer to the usb_raw_ep_io struct as an argument. - * Returns length of trasferred data on success or negative error code on + * Returns length of transferred data on success or negative error code on * failure. */ #define USB_RAW_IOCTL_EP0_WRITE _IOW('U', 3, struct usb_raw_ep_io) #define USB_RAW_IOCTL_EP0_READ _IOWR('U', 4, struct usb_raw_ep_io) /* - * Finds an endpoint that supports the transfer type specified in the - * descriptor and enables it. - * Accepts a pointer to the usb_endpoint_descriptor struct as an argument. + * Finds an endpoint that satisfies the parameters specified in the provided + * descriptors (address, transfer type, etc.) and enables it. + * Accepts a pointer to the usb_raw_ep_descs struct as an argument. * Returns enabled endpoint handle on success or negative error code on failure. */ #define USB_RAW_IOCTL_EP_ENABLE _IOW('U', 5, struct usb_endpoint_descriptor) -/* Disables specified endpoint. +/* + * Disables specified endpoint. * Accepts endpoint handle as an argument. * Returns 0 on success or negative error code on failure. */ #define USB_RAW_IOCTL_EP_DISABLE _IOW('U', 6, __u32) /* - * Queues an IN (OUT for READ) urb as a response to the last control request - * received on endpoint usb_raw_ep_io.ep, provided that was an IN (OUT for READ) - * request and waits until the urb is completed. Copies received data to user - * for READ. + * Queues an IN (OUT for READ) request as a response to the last setup request + * received on endpoint usb_raw_ep_io.ep (provided that was an IN (OUT for READ) + * request), and waits until the request is completed. Copies received data to + * user for READ. * Accepts a pointer to the usb_raw_ep_io struct as an argument. - * Returns length of trasferred data on success or negative error code on + * Returns length of transferred data on success or negative error code on * failure. */ #define USB_RAW_IOCTL_EP_WRITE _IOW('U', 7, struct usb_raw_ep_io) @@ -164,4 +223,27 @@ struct usb_raw_ep_io { */ #define USB_RAW_IOCTL_VBUS_DRAW _IOW('U', 10, __u32) +/* + * Fills in the usb_raw_eps_info structure with information about non-control + * endpoints available for the currently connected UDC. + * Returns the number of available endpoints on success or negative error code + * on failure. + */ +#define USB_RAW_IOCTL_EPS_INFO _IOR('U', 11, struct usb_raw_eps_info) + +/* + * Stalls a pending control request on endpoint 0. + * Returns 0 on success or negative error code on failure. + */ +#define USB_RAW_IOCTL_EP0_STALL _IO('U', 12) + +/* + * Sets or clears halt or wedge status of the endpoint. + * Accepts endpoint handle as an argument. + * Returns 0 on success or negative error code on failure. + */ +#define USB_RAW_IOCTL_EP_SET_HALT _IOW('U', 13, __u32) +#define USB_RAW_IOCTL_EP_CLEAR_HALT _IOW('U', 14, __u32) +#define USB_RAW_IOCTL_EP_SET_WEDGE _IOW('U', 15, __u32) + #endif /* _UAPI__LINUX_USB_RAW_GADGET_H */ diff --git a/init/Kconfig b/init/Kconfig index 9278a603d399..74a5ac65644f 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -2261,6 +2261,9 @@ config ASN1 source "kernel/Kconfig.locks" +config ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE + bool + config ARCH_HAS_SYNC_CORE_BEFORE_USERMODE bool diff --git a/init/main.c b/init/main.c index 1a5da2c2660c..03371976d387 100644 --- a/init/main.c +++ b/init/main.c @@ -400,9 +400,8 @@ static void __init setup_boot_config(const char *cmdline) char *data, *copy; int ret; + /* Cut out the bootconfig data even if we have no bootconfig option */ data = get_boot_config_from_initrd(&size, &csum); - if (!data) - goto not_found; strlcpy(tmp_cmdline, boot_command_line, COMMAND_LINE_SIZE); parse_args("bootconfig", tmp_cmdline, NULL, 0, 0, 0, NULL, @@ -411,6 +410,11 @@ static void __init setup_boot_config(const char *cmdline) if (!bootconfig_found) return; + if (!data) { + pr_err("'bootconfig' found on command line, but no bootconfig found\n"); + return; + } + if (size >= XBC_DATA_MAX) { pr_err("bootconfig size %d greater than max size %d\n", size, XBC_DATA_MAX); @@ -446,8 +450,6 @@ static void __init setup_boot_config(const char *cmdline) extra_init_args = xbc_make_cmdline("init"); } return; -not_found: - pr_err("'bootconfig' found on command line, but no bootconfig found\n"); } #else @@ -1036,6 +1038,8 @@ asmlinkage __visible void __init start_kernel(void) /* Do the rest non-__init'ed, we're now alive */ arch_call_rest_init(); + + prevent_tail_call_optimization(); } /* Call all constructor functions linked into the kernel. */ diff --git a/ipc/util.c b/ipc/util.c index 7acccfded7cb..cfa0045e748d 100644 --- a/ipc/util.c +++ b/ipc/util.c @@ -764,21 +764,21 @@ static struct kern_ipc_perm *sysvipc_find_ipc(struct ipc_ids *ids, loff_t pos, total++; } - *new_pos = pos + 1; + ipc = NULL; if (total >= ids->in_use) - return NULL; + goto out; for (; pos < ipc_mni; pos++) { ipc = idr_find(&ids->ipcs_idr, pos); if (ipc != NULL) { rcu_read_lock(); ipc_lock_object(ipc); - return ipc; + break; } } - - /* Out of range - return NULL to terminate iteration */ - return NULL; +out: + *new_pos = pos + 1; + return ipc; } static void *sysvipc_proc_next(struct seq_file *s, void *it, loff_t *pos) diff --git a/kernel/bpf/arraymap.c b/kernel/bpf/arraymap.c index 95d77770353c..1d6120fd5ba6 100644 --- a/kernel/bpf/arraymap.c +++ b/kernel/bpf/arraymap.c @@ -486,7 +486,12 @@ static int array_map_mmap(struct bpf_map *map, struct vm_area_struct *vma) if (!(map->map_flags & BPF_F_MMAPABLE)) return -EINVAL; - return remap_vmalloc_range(vma, array_map_vmalloc_addr(array), pgoff); + if (vma->vm_pgoff * PAGE_SIZE + (vma->vm_end - vma->vm_start) > + PAGE_ALIGN((u64)array->map.max_entries * array->elem_size)) + return -EINVAL; + + return remap_vmalloc_range(vma, array_map_vmalloc_addr(array), + vma->vm_pgoff + pgoff); } const struct bpf_map_ops array_map_ops = { diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index 7626b8024471..4e6dee19a668 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -623,9 +623,20 @@ static int bpf_map_mmap(struct file *filp, struct vm_area_struct *vma) mutex_lock(&map->freeze_mutex); - if ((vma->vm_flags & VM_WRITE) && map->frozen) { - err = -EPERM; - goto out; + if (vma->vm_flags & VM_WRITE) { + if (map->frozen) { + err = -EPERM; + goto out; + } + /* map is meant to be read-only, so do not allow mapping as + * writable, because it's possible to leak a writable page + * reference and allows user-space to still modify it after + * freezing, while verifier will assume contents do not change + */ + if (map->map_flags & BPF_F_RDONLY_PROG) { + err = -EACCES; + goto out; + } } /* set default open/close callbacks */ @@ -1485,8 +1496,10 @@ static int map_lookup_and_delete_elem(union bpf_attr *attr) if (err) goto free_value; - if (copy_to_user(uvalue, value, value_size) != 0) + if (copy_to_user(uvalue, value, value_size) != 0) { + err = -EFAULT; goto free_value; + } err = 0; diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index fa1d8245b925..8d7ee40e2748 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -4340,7 +4340,9 @@ static void do_refine_retval_range(struct bpf_reg_state *regs, int ret_type, if (ret_type != RET_INTEGER || (func_id != BPF_FUNC_get_stack && - func_id != BPF_FUNC_probe_read_str)) + func_id != BPF_FUNC_probe_read_str && + func_id != BPF_FUNC_probe_read_kernel_str && + func_id != BPF_FUNC_probe_read_user_str)) return; ret_reg->smax_value = meta->msize_max_value; @@ -7059,6 +7061,23 @@ static int check_return_code(struct bpf_verifier_env *env) return 0; range = tnum_const(0); break; + case BPF_PROG_TYPE_TRACING: + switch (env->prog->expected_attach_type) { + case BPF_TRACE_FENTRY: + case BPF_TRACE_FEXIT: + range = tnum_const(0); + break; + case BPF_TRACE_RAW_TP: + case BPF_MODIFY_RETURN: + return 0; + default: + return -ENOTSUPP; + } + break; + case BPF_PROG_TYPE_EXT: + /* freplace program can return anything as its return value + * depends on the to-be-replaced kernel func or bpf program. + */ default: return 0; } diff --git a/kernel/fork.c b/kernel/fork.c index 8c700f881d92..48ed22774efa 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -2486,11 +2486,11 @@ long do_fork(unsigned long clone_flags, int __user *child_tidptr) { struct kernel_clone_args args = { - .flags = (clone_flags & ~CSIGNAL), + .flags = (lower_32_bits(clone_flags) & ~CSIGNAL), .pidfd = parent_tidptr, .child_tid = child_tidptr, .parent_tid = parent_tidptr, - .exit_signal = (clone_flags & CSIGNAL), + .exit_signal = (lower_32_bits(clone_flags) & CSIGNAL), .stack = stack_start, .stack_size = stack_size, }; @@ -2508,8 +2508,9 @@ long do_fork(unsigned long clone_flags, pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags) { struct kernel_clone_args args = { - .flags = ((flags | CLONE_VM | CLONE_UNTRACED) & ~CSIGNAL), - .exit_signal = (flags & CSIGNAL), + .flags = ((lower_32_bits(flags) | CLONE_VM | + CLONE_UNTRACED) & ~CSIGNAL), + .exit_signal = (lower_32_bits(flags) & CSIGNAL), .stack = (unsigned long)fn, .stack_size = (unsigned long)arg, }; @@ -2570,11 +2571,11 @@ SYSCALL_DEFINE5(clone, unsigned long, clone_flags, unsigned long, newsp, #endif { struct kernel_clone_args args = { - .flags = (clone_flags & ~CSIGNAL), + .flags = (lower_32_bits(clone_flags) & ~CSIGNAL), .pidfd = parent_tidptr, .child_tid = child_tidptr, .parent_tid = parent_tidptr, - .exit_signal = (clone_flags & CSIGNAL), + .exit_signal = (lower_32_bits(clone_flags) & CSIGNAL), .stack = newsp, .tls = tls, }; diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index a562df57a86e..239970b991c0 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -948,8 +948,8 @@ void proc_sched_show_task(struct task_struct *p, struct pid_namespace *ns, P(se.avg.util_est.enqueued); #endif #ifdef CONFIG_UCLAMP_TASK - __PS("uclamp.min", p->uclamp[UCLAMP_MIN].value); - __PS("uclamp.max", p->uclamp[UCLAMP_MAX].value); + __PS("uclamp.min", p->uclamp_req[UCLAMP_MIN].value); + __PS("uclamp.max", p->uclamp_req[UCLAMP_MAX].value); __PS("effective uclamp.min", uclamp_eff_value(p, UCLAMP_MIN)); __PS("effective uclamp.max", uclamp_eff_value(p, UCLAMP_MAX)); #endif diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 02f323b85b6d..538ba5d94e99 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -4774,7 +4774,6 @@ void unthrottle_cfs_rq(struct cfs_rq *cfs_rq) struct rq *rq = rq_of(cfs_rq); struct cfs_bandwidth *cfs_b = tg_cfs_bandwidth(cfs_rq->tg); struct sched_entity *se; - int enqueue = 1; long task_delta, idle_task_delta; se = cfs_rq->tg->se[cpu_of(rq)]; @@ -4798,26 +4797,44 @@ void unthrottle_cfs_rq(struct cfs_rq *cfs_rq) idle_task_delta = cfs_rq->idle_h_nr_running; for_each_sched_entity(se) { if (se->on_rq) - enqueue = 0; + break; + cfs_rq = cfs_rq_of(se); + enqueue_entity(cfs_rq, se, ENQUEUE_WAKEUP); + + cfs_rq->h_nr_running += task_delta; + cfs_rq->idle_h_nr_running += idle_task_delta; + + /* end evaluation on encountering a throttled cfs_rq */ + if (cfs_rq_throttled(cfs_rq)) + goto unthrottle_throttle; + } + for_each_sched_entity(se) { cfs_rq = cfs_rq_of(se); - if (enqueue) { - enqueue_entity(cfs_rq, se, ENQUEUE_WAKEUP); - } else { - update_load_avg(cfs_rq, se, 0); - se_update_runnable(se); - } + + update_load_avg(cfs_rq, se, UPDATE_TG); + se_update_runnable(se); cfs_rq->h_nr_running += task_delta; cfs_rq->idle_h_nr_running += idle_task_delta; + + /* end evaluation on encountering a throttled cfs_rq */ if (cfs_rq_throttled(cfs_rq)) - break; + goto unthrottle_throttle; + + /* + * One parent has been throttled and cfs_rq removed from the + * list. Add it back to not break the leaf list. + */ + if (throttled_hierarchy(cfs_rq)) + list_add_leaf_cfs_rq(cfs_rq); } - if (!se) - add_nr_running(rq, task_delta); + /* At this point se is NULL and we are at root level*/ + add_nr_running(rq, task_delta); +unthrottle_throttle: /* * The cfs_rq_throttled() breaks in the above iteration can result in * incomplete leaf list maintenance, resulting in triggering the @@ -4826,7 +4843,8 @@ void unthrottle_cfs_rq(struct cfs_rq *cfs_rq) for_each_sched_entity(se) { cfs_rq = cfs_rq_of(se); - list_add_leaf_cfs_rq(cfs_rq); + if (list_add_leaf_cfs_rq(cfs_rq)) + break; } assert_list_leaf_cfs_rq(rq); @@ -5479,6 +5497,13 @@ enqueue_task_fair(struct rq *rq, struct task_struct *p, int flags) /* end evaluation on encountering a throttled cfs_rq */ if (cfs_rq_throttled(cfs_rq)) goto enqueue_throttle; + + /* + * One parent has been throttled and cfs_rq removed from the + * list. Add it back to not break the leaf list. + */ + if (throttled_hierarchy(cfs_rq)) + list_add_leaf_cfs_rq(cfs_rq); } enqueue_throttle: diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index ca1796747a77..a010edc37ee0 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -323,17 +323,15 @@ static const struct bpf_func_proto *bpf_get_probe_write_proto(void) /* * Only limited trace_printk() conversion specifiers allowed: - * %d %i %u %x %ld %li %lu %lx %lld %lli %llu %llx %p %s + * %d %i %u %x %ld %li %lu %lx %lld %lli %llu %llx %p %pks %pus %s */ BPF_CALL_5(bpf_trace_printk, char *, fmt, u32, fmt_size, u64, arg1, u64, arg2, u64, arg3) { + int i, mod[3] = {}, fmt_cnt = 0; + char buf[64], fmt_ptype; + void *unsafe_ptr = NULL; bool str_seen = false; - int mod[3] = {}; - int fmt_cnt = 0; - u64 unsafe_addr; - char buf[64]; - int i; /* * bpf_check()->check_func_arg()->check_stack_boundary() @@ -359,40 +357,71 @@ BPF_CALL_5(bpf_trace_printk, char *, fmt, u32, fmt_size, u64, arg1, if (fmt[i] == 'l') { mod[fmt_cnt]++; i++; - } else if (fmt[i] == 'p' || fmt[i] == 's') { + } else if (fmt[i] == 'p') { mod[fmt_cnt]++; + if ((fmt[i + 1] == 'k' || + fmt[i + 1] == 'u') && + fmt[i + 2] == 's') { + fmt_ptype = fmt[i + 1]; + i += 2; + goto fmt_str; + } + /* disallow any further format extensions */ if (fmt[i + 1] != 0 && !isspace(fmt[i + 1]) && !ispunct(fmt[i + 1])) return -EINVAL; - fmt_cnt++; - if (fmt[i] == 's') { - if (str_seen) - /* allow only one '%s' per fmt string */ - return -EINVAL; - str_seen = true; - - switch (fmt_cnt) { - case 1: - unsafe_addr = arg1; - arg1 = (long) buf; - break; - case 2: - unsafe_addr = arg2; - arg2 = (long) buf; - break; - case 3: - unsafe_addr = arg3; - arg3 = (long) buf; - break; - } - buf[0] = 0; - strncpy_from_unsafe(buf, - (void *) (long) unsafe_addr, + + goto fmt_next; + } else if (fmt[i] == 's') { + mod[fmt_cnt]++; + fmt_ptype = fmt[i]; +fmt_str: + if (str_seen) + /* allow only one '%s' per fmt string */ + return -EINVAL; + str_seen = true; + + if (fmt[i + 1] != 0 && + !isspace(fmt[i + 1]) && + !ispunct(fmt[i + 1])) + return -EINVAL; + + switch (fmt_cnt) { + case 0: + unsafe_ptr = (void *)(long)arg1; + arg1 = (long)buf; + break; + case 1: + unsafe_ptr = (void *)(long)arg2; + arg2 = (long)buf; + break; + case 2: + unsafe_ptr = (void *)(long)arg3; + arg3 = (long)buf; + break; + } + + buf[0] = 0; + switch (fmt_ptype) { + case 's': +#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE + strncpy_from_unsafe(buf, unsafe_ptr, sizeof(buf)); + break; +#endif + case 'k': + strncpy_from_unsafe_strict(buf, unsafe_ptr, + sizeof(buf)); + break; + case 'u': + strncpy_from_unsafe_user(buf, + (__force void __user *)unsafe_ptr, + sizeof(buf)); + break; } - continue; + goto fmt_next; } if (fmt[i] == 'l') { @@ -403,6 +432,7 @@ BPF_CALL_5(bpf_trace_printk, char *, fmt, u32, fmt_size, u64, arg1, if (fmt[i] != 'i' && fmt[i] != 'd' && fmt[i] != 'u' && fmt[i] != 'x') return -EINVAL; +fmt_next: fmt_cnt++; } @@ -825,14 +855,16 @@ bpf_tracing_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog) return &bpf_probe_read_user_proto; case BPF_FUNC_probe_read_kernel: return &bpf_probe_read_kernel_proto; - case BPF_FUNC_probe_read: - return &bpf_probe_read_compat_proto; case BPF_FUNC_probe_read_user_str: return &bpf_probe_read_user_str_proto; case BPF_FUNC_probe_read_kernel_str: return &bpf_probe_read_kernel_str_proto; +#ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE + case BPF_FUNC_probe_read: + return &bpf_probe_read_compat_proto; case BPF_FUNC_probe_read_str: return &bpf_probe_read_compat_str_proto; +#endif #ifdef CONFIG_CGROUPS case BPF_FUNC_get_current_cgroup_id: return &bpf_get_current_cgroup_id_proto; diff --git a/kernel/trace/ftrace_internal.h b/kernel/trace/ftrace_internal.h index 0456e0a3dab1..382775edf690 100644 --- a/kernel/trace/ftrace_internal.h +++ b/kernel/trace/ftrace_internal.h @@ -4,28 +4,6 @@ #ifdef CONFIG_FUNCTION_TRACER -/* - * Traverse the ftrace_global_list, invoking all entries. The reason that we - * can use rcu_dereference_raw_check() is that elements removed from this list - * are simply leaked, so there is no need to interact with a grace-period - * mechanism. The rcu_dereference_raw_check() calls are needed to handle - * concurrent insertions into the ftrace_global_list. - * - * Silly Alpha and silly pointer-speculation compiler optimizations! - */ -#define do_for_each_ftrace_op(op, list) \ - op = rcu_dereference_raw_check(list); \ - do - -/* - * Optimized for just a single item in the list (as that is the normal case). - */ -#define while_for_each_ftrace_op(op) \ - while (likely(op = rcu_dereference_raw_check((op)->next)) && \ - unlikely((op) != &ftrace_list_end)) - -extern struct ftrace_ops __rcu *ftrace_ops_list; -extern struct ftrace_ops ftrace_list_end; extern struct mutex ftrace_lock; extern struct ftrace_ops global_ops; diff --git a/kernel/trace/preemptirq_delay_test.c b/kernel/trace/preemptirq_delay_test.c index c4c86de63cf9..312d1a0ca3b6 100644 --- a/kernel/trace/preemptirq_delay_test.c +++ b/kernel/trace/preemptirq_delay_test.c @@ -16,6 +16,7 @@ #include <linux/printk.h> #include <linux/string.h> #include <linux/sysfs.h> +#include <linux/completion.h> static ulong delay = 100; static char test_mode[12] = "irq"; @@ -28,6 +29,8 @@ MODULE_PARM_DESC(delay, "Period in microseconds (100 us default)"); MODULE_PARM_DESC(test_mode, "Mode of the test such as preempt, irq, or alternate (default irq)"); MODULE_PARM_DESC(burst_size, "The size of a burst (default 1)"); +static struct completion done; + #define MIN(x, y) ((x) < (y) ? (x) : (y)) static void busy_wait(ulong time) @@ -114,6 +117,8 @@ static int preemptirq_delay_run(void *data) for (i = 0; i < s; i++) (testfuncs[i])(i); + complete(&done); + set_current_state(TASK_INTERRUPTIBLE); while (!kthread_should_stop()) { schedule(); @@ -128,15 +133,18 @@ static int preemptirq_delay_run(void *data) static int preemptirq_run_test(void) { struct task_struct *task; - char task_name[50]; + init_completion(&done); + snprintf(task_name, sizeof(task_name), "%s_test", test_mode); task = kthread_run(preemptirq_delay_run, NULL, task_name); if (IS_ERR(task)) return PTR_ERR(task); - if (task) + if (task) { + wait_for_completion(&done); kthread_stop(task); + } return 0; } diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 6f0b42ceeb00..b8e1ca48be50 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -193,7 +193,7 @@ rb_event_length(struct ring_buffer_event *event) case RINGBUF_TYPE_DATA: return rb_event_data_length(event); default: - BUG(); + WARN_ON_ONCE(1); } /* not hit */ return 0; @@ -249,7 +249,7 @@ rb_event_data(struct ring_buffer_event *event) { if (extended_time(event)) event = skip_time_extend(event); - BUG_ON(event->type_len > RINGBUF_TYPE_DATA_TYPE_LEN_MAX); + WARN_ON_ONCE(event->type_len > RINGBUF_TYPE_DATA_TYPE_LEN_MAX); /* If length is in len field, then array[0] has the data */ if (event->type_len) return (void *)&event->array[0]; @@ -3727,7 +3727,7 @@ rb_update_read_stamp(struct ring_buffer_per_cpu *cpu_buffer, return; default: - BUG(); + RB_WARN_ON(cpu_buffer, 1); } return; } @@ -3757,7 +3757,7 @@ rb_update_iter_read_stamp(struct ring_buffer_iter *iter, return; default: - BUG(); + RB_WARN_ON(iter->cpu_buffer, 1); } return; } @@ -4020,7 +4020,7 @@ rb_buffer_peek(struct ring_buffer_per_cpu *cpu_buffer, u64 *ts, return event; default: - BUG(); + RB_WARN_ON(cpu_buffer, 1); } return NULL; @@ -4034,7 +4034,6 @@ rb_iter_peek(struct ring_buffer_iter *iter, u64 *ts) struct ring_buffer_per_cpu *cpu_buffer; struct ring_buffer_event *event; int nr_loops = 0; - bool failed = false; if (ts) *ts = 0; @@ -4056,19 +4055,14 @@ rb_iter_peek(struct ring_buffer_iter *iter, u64 *ts) return NULL; /* - * We repeat when a time extend is encountered or we hit - * the end of the page. Since the time extend is always attached - * to a data event, we should never loop more than three times. - * Once for going to next page, once on time extend, and - * finally once to get the event. - * We should never hit the following condition more than thrice, - * unless the buffer is very small, and there's a writer - * that is causing the reader to fail getting an event. + * As the writer can mess with what the iterator is trying + * to read, just give up if we fail to get an event after + * three tries. The iterator is not as reliable when reading + * the ring buffer with an active write as the consumer is. + * Do not warn if the three failures is reached. */ - if (++nr_loops > 3) { - RB_WARN_ON(cpu_buffer, !failed); + if (++nr_loops > 3) return NULL; - } if (rb_per_cpu_empty(cpu_buffer)) return NULL; @@ -4079,10 +4073,8 @@ rb_iter_peek(struct ring_buffer_iter *iter, u64 *ts) } event = rb_iter_head_event(iter); - if (!event) { - failed = true; + if (!event) goto again; - } switch (event->type_len) { case RINGBUF_TYPE_PADDING: @@ -4117,7 +4109,7 @@ rb_iter_peek(struct ring_buffer_iter *iter, u64 *ts) return event; default: - BUG(); + RB_WARN_ON(cpu_buffer, 1); } return NULL; diff --git a/kernel/umh.c b/kernel/umh.c index 11bf5eea474c..3474d6aa55d8 100644 --- a/kernel/umh.c +++ b/kernel/umh.c @@ -475,6 +475,12 @@ static void umh_clean_and_save_pid(struct subprocess_info *info) { struct umh_info *umh_info = info->data; + /* cleanup if umh_pipe_setup() was successful but exec failed */ + if (info->pid && info->retval) { + fput(umh_info->pipe_to_umh); + fput(umh_info->pipe_from_umh); + } + argv_free(info->argv); umh_info->pid = info->pid; } diff --git a/lib/test_printf.c b/lib/test_printf.c index 2d9f520d2f27..6b1622f4d7c2 100644 --- a/lib/test_printf.c +++ b/lib/test_printf.c @@ -214,6 +214,7 @@ test_string(void) #define PTR_STR "ffff0123456789ab" #define PTR_VAL_NO_CRNG "(____ptrval____)" #define ZEROS "00000000" /* hex 32 zero bits */ +#define ONES "ffffffff" /* hex 32 one bits */ static int __init plain_format(void) @@ -245,6 +246,7 @@ plain_format(void) #define PTR_STR "456789ab" #define PTR_VAL_NO_CRNG "(ptrval)" #define ZEROS "" +#define ONES "" static int __init plain_format(void) @@ -330,14 +332,28 @@ test_hashed(const char *fmt, const void *p) test(buf, fmt, p); } +/* + * NULL pointers aren't hashed. + */ static void __init null_pointer(void) { - test_hashed("%p", NULL); + test(ZEROS "00000000", "%p", NULL); test(ZEROS "00000000", "%px", NULL); test("(null)", "%pE", NULL); } +/* + * Error pointers aren't hashed. + */ +static void __init +error_pointer(void) +{ + test(ONES "fffffff5", "%p", ERR_PTR(-11)); + test(ONES "fffffff5", "%px", ERR_PTR(-11)); + test("(efault)", "%pE", ERR_PTR(-11)); +} + #define PTR_INVALID ((void *)0x000000ab) static void __init @@ -649,6 +665,7 @@ test_pointer(void) { plain(); null_pointer(); + error_pointer(); invalid_pointer(); symbol_ptr(); kernel_ptr(); diff --git a/lib/vsprintf.c b/lib/vsprintf.c index 7c488a1ce318..7c47ad52ce2f 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -794,6 +794,13 @@ static char *ptr_to_id(char *buf, char *end, const void *ptr, unsigned long hashval; int ret; + /* + * Print the real pointer value for NULL and error pointers, + * as they are not actual addresses. + */ + if (IS_ERR_OR_NULL(ptr)) + return pointer_string(buf, end, ptr, spec); + /* When debugging early boot use non-cryptographically secure hash. */ if (unlikely(debug_boot_weak_hash)) { hashval = hash_long((unsigned long)ptr, 32); @@ -2168,6 +2175,10 @@ char *fwnode_string(char *buf, char *end, struct fwnode_handle *fwnode, * f full name * P node name, including a possible unit address * - 'x' For printing the address. Equivalent to "%lx". + * - '[ku]s' For a BPF/tracing related format specifier, e.g. used out of + * bpf_trace_printk() where [ku] prefix specifies either kernel (k) + * or user (u) memory to probe, and: + * s a string, equivalent to "%s" on direct vsnprintf() use * * ** When making changes please also update: * Documentation/core-api/printk-formats.rst @@ -2251,6 +2262,14 @@ char *pointer(const char *fmt, char *buf, char *end, void *ptr, if (!IS_ERR(ptr)) break; return err_ptr(buf, end, ptr, spec); + case 'u': + case 'k': + switch (fmt[1]) { + case 's': + return string(buf, end, ptr, spec); + default: + return error_string(buf, end, "(einval)", spec); + } } /* default is to _not_ leak addresses, hash before printing */ @@ -1218,6 +1218,10 @@ retry: if (!vma_permits_fault(vma, fault_flags)) return -EFAULT; + if ((fault_flags & FAULT_FLAG_KILLABLE) && + fatal_signal_pending(current)) + return -EINTR; + ret = handle_mm_fault(vma, address, fault_flags); major |= ret & VM_FAULT_MAJOR; if (ret & VM_FAULT_ERROR) { @@ -1230,11 +1234,9 @@ retry: if (ret & VM_FAULT_RETRY) { down_read(&mm->mmap_sem); - if (!(fault_flags & FAULT_FLAG_TRIED)) { - *unlocked = true; - fault_flags |= FAULT_FLAG_TRIED; - goto retry; - } + *unlocked = true; + fault_flags |= FAULT_FLAG_TRIED; + goto retry; } if (tsk) { diff --git a/mm/kasan/Makefile b/mm/kasan/Makefile index 08b43de2383b..de3121848ddf 100644 --- a/mm/kasan/Makefile +++ b/mm/kasan/Makefile @@ -1,23 +1,28 @@ # SPDX-License-Identifier: GPL-2.0 KASAN_SANITIZE := n -UBSAN_SANITIZE_common.o := n -UBSAN_SANITIZE_generic.o := n -UBSAN_SANITIZE_generic_report.o := n -UBSAN_SANITIZE_tags.o := n +UBSAN_SANITIZE := n KCOV_INSTRUMENT := n +# Disable ftrace to avoid recursion. CFLAGS_REMOVE_common.o = $(CC_FLAGS_FTRACE) CFLAGS_REMOVE_generic.o = $(CC_FLAGS_FTRACE) CFLAGS_REMOVE_generic_report.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_init.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_quarantine.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_report.o = $(CC_FLAGS_FTRACE) CFLAGS_REMOVE_tags.o = $(CC_FLAGS_FTRACE) +CFLAGS_REMOVE_tags_report.o = $(CC_FLAGS_FTRACE) # Function splitter causes unnecessary splits in __asan_load1/__asan_store1 # see: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63533 - -CFLAGS_common.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -CFLAGS_generic.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -CFLAGS_generic_report.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -CFLAGS_tags.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) +CFLAGS_common.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -DDISABLE_BRANCH_PROFILING +CFLAGS_generic.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -DDISABLE_BRANCH_PROFILING +CFLAGS_generic_report.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -DDISABLE_BRANCH_PROFILING +CFLAGS_init.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -DDISABLE_BRANCH_PROFILING +CFLAGS_quarantine.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -DDISABLE_BRANCH_PROFILING +CFLAGS_report.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -DDISABLE_BRANCH_PROFILING +CFLAGS_tags.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -DDISABLE_BRANCH_PROFILING +CFLAGS_tags_report.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector) -DDISABLE_BRANCH_PROFILING obj-$(CONFIG_KASAN) := common.o init.o report.o obj-$(CONFIG_KASAN_GENERIC) += generic.o generic_report.o quarantine.o diff --git a/mm/kasan/generic.c b/mm/kasan/generic.c index 56ff8885fe2e..098a7dbaced6 100644 --- a/mm/kasan/generic.c +++ b/mm/kasan/generic.c @@ -15,7 +15,6 @@ */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -#define DISABLE_BRANCH_PROFILING #include <linux/export.h> #include <linux/interrupt.h> diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h index e8f37199d885..cfade6413528 100644 --- a/mm/kasan/kasan.h +++ b/mm/kasan/kasan.h @@ -212,8 +212,6 @@ static inline const void *arch_kasan_set_tag(const void *addr, u8 tag) asmlinkage void kasan_unpoison_task_stack_below(const void *watermark); void __asan_register_globals(struct kasan_global *globals, size_t size); void __asan_unregister_globals(struct kasan_global *globals, size_t size); -void __asan_loadN(unsigned long addr, size_t size); -void __asan_storeN(unsigned long addr, size_t size); void __asan_handle_no_return(void); void __asan_alloca_poison(unsigned long addr, size_t size); void __asan_allocas_unpoison(const void *stack_top, const void *stack_bottom); @@ -228,6 +226,8 @@ void __asan_load8(unsigned long addr); void __asan_store8(unsigned long addr); void __asan_load16(unsigned long addr); void __asan_store16(unsigned long addr); +void __asan_loadN(unsigned long addr, size_t size); +void __asan_storeN(unsigned long addr, size_t size); void __asan_load1_noabort(unsigned long addr); void __asan_store1_noabort(unsigned long addr); @@ -239,6 +239,21 @@ void __asan_load8_noabort(unsigned long addr); void __asan_store8_noabort(unsigned long addr); void __asan_load16_noabort(unsigned long addr); void __asan_store16_noabort(unsigned long addr); +void __asan_loadN_noabort(unsigned long addr, size_t size); +void __asan_storeN_noabort(unsigned long addr, size_t size); + +void __asan_report_load1_noabort(unsigned long addr); +void __asan_report_store1_noabort(unsigned long addr); +void __asan_report_load2_noabort(unsigned long addr); +void __asan_report_store2_noabort(unsigned long addr); +void __asan_report_load4_noabort(unsigned long addr); +void __asan_report_store4_noabort(unsigned long addr); +void __asan_report_load8_noabort(unsigned long addr); +void __asan_report_store8_noabort(unsigned long addr); +void __asan_report_load16_noabort(unsigned long addr); +void __asan_report_store16_noabort(unsigned long addr); +void __asan_report_load_n_noabort(unsigned long addr, size_t size); +void __asan_report_store_n_noabort(unsigned long addr, size_t size); void __asan_set_shadow_00(const void *addr, size_t size); void __asan_set_shadow_f1(const void *addr, size_t size); @@ -247,4 +262,19 @@ void __asan_set_shadow_f3(const void *addr, size_t size); void __asan_set_shadow_f5(const void *addr, size_t size); void __asan_set_shadow_f8(const void *addr, size_t size); +void __hwasan_load1_noabort(unsigned long addr); +void __hwasan_store1_noabort(unsigned long addr); +void __hwasan_load2_noabort(unsigned long addr); +void __hwasan_store2_noabort(unsigned long addr); +void __hwasan_load4_noabort(unsigned long addr); +void __hwasan_store4_noabort(unsigned long addr); +void __hwasan_load8_noabort(unsigned long addr); +void __hwasan_store8_noabort(unsigned long addr); +void __hwasan_load16_noabort(unsigned long addr); +void __hwasan_store16_noabort(unsigned long addr); +void __hwasan_loadN_noabort(unsigned long addr, size_t size); +void __hwasan_storeN_noabort(unsigned long addr, size_t size); + +void __hwasan_tag_memory(unsigned long addr, u8 tag, unsigned long size); + #endif diff --git a/mm/kasan/tags.c b/mm/kasan/tags.c index 25b7734e7013..8a959fdd30e3 100644 --- a/mm/kasan/tags.c +++ b/mm/kasan/tags.c @@ -12,7 +12,6 @@ */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -#define DISABLE_BRANCH_PROFILING #include <linux/export.h> #include <linux/interrupt.h> diff --git a/mm/mremap.c b/mm/mremap.c index c881abeba0bf..6aa6ea605068 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -794,7 +794,7 @@ out: if (locked && new_len > old_len) mm_populate(new_addr + old_len, new_len - old_len); userfaultfd_unmap_complete(mm, &uf_unmap_early); - mremap_userfaultfd_complete(&uf, addr, new_addr, old_len); + mremap_userfaultfd_complete(&uf, addr, ret, old_len); userfaultfd_unmap_complete(mm, &uf_unmap); return ret; } diff --git a/mm/z3fold.c b/mm/z3fold.c index 42f31c4b53ad..8c3bb5e508b8 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -318,16 +318,16 @@ static inline void free_handle(unsigned long handle) slots = handle_to_slots(handle); write_lock(&slots->lock); *(unsigned long *)handle = 0; - write_unlock(&slots->lock); - if (zhdr->slots == slots) + if (zhdr->slots == slots) { + write_unlock(&slots->lock); return; /* simple case, nothing else to do */ + } /* we are freeing a foreign handle if we are here */ zhdr->foreign_handles--; is_free = true; - read_lock(&slots->lock); if (!test_bit(HANDLES_ORPHANED, &slots->pool)) { - read_unlock(&slots->lock); + write_unlock(&slots->lock); return; } for (i = 0; i <= BUDDY_MASK; i++) { @@ -336,7 +336,7 @@ static inline void free_handle(unsigned long handle) break; } } - read_unlock(&slots->lock); + write_unlock(&slots->lock); if (is_free) { struct z3fold_pool *pool = slots_to_pool(slots); @@ -422,6 +422,7 @@ static struct z3fold_header *init_z3fold_page(struct page *page, bool headless, zhdr->start_middle = 0; zhdr->cpu = -1; zhdr->foreign_handles = 0; + zhdr->mapped_count = 0; zhdr->slots = slots; zhdr->pool = pool; INIT_LIST_HEAD(&zhdr->buddy); diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index ff57ea89c27e..fd91cd34f25e 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -635,8 +635,10 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname, break; case SO_BINDTODEVICE: - if (optlen > IFNAMSIZ) - optlen = IFNAMSIZ; + if (optlen > IFNAMSIZ - 1) + optlen = IFNAMSIZ - 1; + + memset(devname, 0, sizeof(devname)); if (copy_from_user(devname, optval, optlen)) { res = -EFAULT; diff --git a/net/core/dev.c b/net/core/dev.c index 522288177bbd..2d8aceee4284 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4988,11 +4988,12 @@ static inline int nf_ingress(struct sk_buff *skb, struct packet_type **pt_prev, return 0; } -static int __netif_receive_skb_core(struct sk_buff *skb, bool pfmemalloc, +static int __netif_receive_skb_core(struct sk_buff **pskb, bool pfmemalloc, struct packet_type **ppt_prev) { struct packet_type *ptype, *pt_prev; rx_handler_func_t *rx_handler; + struct sk_buff *skb = *pskb; struct net_device *orig_dev; bool deliver_exact = false; int ret = NET_RX_DROP; @@ -5023,8 +5024,10 @@ another_round: ret2 = do_xdp_generic(rcu_dereference(skb->dev->xdp_prog), skb); preempt_enable(); - if (ret2 != XDP_PASS) - return NET_RX_DROP; + if (ret2 != XDP_PASS) { + ret = NET_RX_DROP; + goto out; + } skb_reset_mac_len(skb); } @@ -5174,6 +5177,13 @@ drop: } out: + /* The invariant here is that if *ppt_prev is not NULL + * then skb should also be non-NULL. + * + * Apparently *ppt_prev assignment above holds this invariant due to + * skb dereferencing near it. + */ + *pskb = skb; return ret; } @@ -5183,7 +5193,7 @@ static int __netif_receive_skb_one_core(struct sk_buff *skb, bool pfmemalloc) struct packet_type *pt_prev = NULL; int ret; - ret = __netif_receive_skb_core(skb, pfmemalloc, &pt_prev); + ret = __netif_receive_skb_core(&skb, pfmemalloc, &pt_prev); if (pt_prev) ret = INDIRECT_CALL_INET(pt_prev->func, ipv6_rcv, ip_rcv, skb, skb->dev, pt_prev, orig_dev); @@ -5261,7 +5271,7 @@ static void __netif_receive_skb_list_core(struct list_head *head, bool pfmemallo struct packet_type *pt_prev = NULL; skb_list_del_init(skb); - __netif_receive_skb_core(skb, pfmemalloc, &pt_prev); + __netif_receive_skb_core(&skb, pfmemalloc, &pt_prev); if (!pt_prev) continue; if (pt_curr != pt_prev || od_curr != orig_dev) { @@ -8907,11 +8917,13 @@ static void netdev_sync_lower_features(struct net_device *upper, netdev_dbg(upper, "Disabling feature %pNF on lower dev %s.\n", &feature, lower->name); lower->wanted_features &= ~feature; - netdev_update_features(lower); + __netdev_update_features(lower); if (unlikely(lower->features & feature)) netdev_WARN(upper, "failed to disable %pNF on %s!\n", &feature, lower->name); + else + netdev_features_change(lower); } } } diff --git a/net/core/filter.c b/net/core/filter.c index 7d6ceaa54d21..5cc9276f1023 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2590,8 +2590,8 @@ BPF_CALL_4(bpf_msg_pop_data, struct sk_msg *, msg, u32, start, } pop = 0; } else if (pop >= sge->length - a) { - sge->length = a; pop -= (sge->length - a); + sge->length = a; } } diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c index 3eff84824c8b..5dceed467f64 100644 --- a/net/core/flow_dissector.c +++ b/net/core/flow_dissector.c @@ -160,12 +160,10 @@ out: return ret; } -int skb_flow_dissector_bpf_prog_detach(const union bpf_attr *attr) +static int flow_dissector_bpf_prog_detach(struct net *net) { struct bpf_prog *attached; - struct net *net; - net = current->nsproxy->net_ns; mutex_lock(&flow_dissector_mutex); attached = rcu_dereference_protected(net->flow_dissector_prog, lockdep_is_held(&flow_dissector_mutex)); @@ -179,6 +177,24 @@ int skb_flow_dissector_bpf_prog_detach(const union bpf_attr *attr) return 0; } +int skb_flow_dissector_bpf_prog_detach(const union bpf_attr *attr) +{ + return flow_dissector_bpf_prog_detach(current->nsproxy->net_ns); +} + +static void __net_exit flow_dissector_pernet_pre_exit(struct net *net) +{ + /* We're not racing with attach/detach because there are no + * references to netns left when pre_exit gets called. + */ + if (rcu_access_pointer(net->flow_dissector_prog)) + flow_dissector_bpf_prog_detach(net); +} + +static struct pernet_operations flow_dissector_pernet_ops __net_initdata = { + .pre_exit = flow_dissector_pernet_pre_exit, +}; + /** * __skb_flow_get_ports - extract the upper layer ports and return them * @skb: sk_buff to extract the ports from @@ -1836,7 +1852,7 @@ static int __init init_default_flow_dissectors(void) skb_flow_dissector_init(&flow_keys_basic_dissector, flow_keys_basic_dissector_keys, ARRAY_SIZE(flow_keys_basic_dissector_keys)); - return 0; -} + return register_pernet_subsys(&flow_dissector_pernet_ops); +} core_initcall(init_default_flow_dissectors); diff --git a/net/core/netprio_cgroup.c b/net/core/netprio_cgroup.c index 8881dd943dd0..9bd4cab7d510 100644 --- a/net/core/netprio_cgroup.c +++ b/net/core/netprio_cgroup.c @@ -236,6 +236,8 @@ static void net_prio_attach(struct cgroup_taskset *tset) struct task_struct *p; struct cgroup_subsys_state *css; + cgroup_sk_alloc_disable(); + cgroup_taskset_for_each(p, css, tset) { void *v = (void *)(unsigned long)css->id; diff --git a/net/dsa/tag_mtk.c b/net/dsa/tag_mtk.c index b5705cba8318..d6619edd53e5 100644 --- a/net/dsa/tag_mtk.c +++ b/net/dsa/tag_mtk.c @@ -15,6 +15,7 @@ #define MTK_HDR_XMIT_TAGGED_TPID_8100 1 #define MTK_HDR_RECV_SOURCE_PORT_MASK GENMASK(2, 0) #define MTK_HDR_XMIT_DP_BIT_MASK GENMASK(5, 0) +#define MTK_HDR_XMIT_SA_DIS BIT(6) static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, struct net_device *dev) @@ -22,6 +23,9 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, struct dsa_port *dp = dsa_slave_to_port(dev); u8 *mtk_tag; bool is_vlan_skb = true; + unsigned char *dest = eth_hdr(skb)->h_dest; + bool is_multicast_skb = is_multicast_ether_addr(dest) && + !is_broadcast_ether_addr(dest); /* Build the special tag after the MAC Source Address. If VLAN header * is present, it's required that VLAN header and special tag is @@ -47,6 +51,10 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, MTK_HDR_XMIT_UNTAGGED; mtk_tag[1] = (1 << dp->index) & MTK_HDR_XMIT_DP_BIT_MASK; + /* Disable SA learning for multicast frames */ + if (unlikely(is_multicast_skb)) + mtk_tag[1] |= MTK_HDR_XMIT_SA_DIS; + /* Tag control information is kept for 802.1Q */ if (!is_vlan_skb) { mtk_tag[2] = 0; @@ -61,6 +69,9 @@ static struct sk_buff *mtk_tag_rcv(struct sk_buff *skb, struct net_device *dev, { int port; __be16 *phdr, hdr; + unsigned char *dest = eth_hdr(skb)->h_dest; + bool is_multicast_skb = is_multicast_ether_addr(dest) && + !is_broadcast_ether_addr(dest); if (unlikely(!pskb_may_pull(skb, MTK_HDR_LEN))) return NULL; @@ -86,6 +97,10 @@ static struct sk_buff *mtk_tag_rcv(struct sk_buff *skb, struct net_device *dev, if (!skb->dev) return NULL; + /* Only unicast or broadcast frames are offloaded */ + if (likely(!is_multicast_skb)) + skb->offload_fwd_mark = 1; + return skb; } diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c index 0c772318c023..ed5357210193 100644 --- a/net/ethtool/netlink.c +++ b/net/ethtool/netlink.c @@ -342,7 +342,7 @@ static int ethnl_default_doit(struct sk_buff *skb, struct genl_info *info) ret = ops->reply_size(req_info, reply_data); if (ret < 0) goto err_cleanup; - reply_len = ret; + reply_len = ret + ethnl_reply_header_size(); ret = -ENOMEM; rskb = ethnl_reply_init(reply_len, req_info->dev, ops->reply_cmd, ops->hdr_attr, info, &reply_payload); @@ -588,7 +588,7 @@ static void ethnl_default_notify(struct net_device *dev, unsigned int cmd, ret = ops->reply_size(req_info, reply_data); if (ret < 0) goto err_cleanup; - reply_len = ret; + reply_len = ret + ethnl_reply_header_size(); ret = -ENOMEM; skb = genlmsg_new(reply_len, GFP_KERNEL); if (!skb) diff --git a/net/ethtool/strset.c b/net/ethtool/strset.c index 95eae5c68a52..0eed4e4909ab 100644 --- a/net/ethtool/strset.c +++ b/net/ethtool/strset.c @@ -324,7 +324,6 @@ static int strset_reply_size(const struct ethnl_req_info *req_base, int len = 0; int ret; - len += ethnl_reply_header_size(); for (i = 0; i < ETH_SS_COUNT; i++) { const struct strset_info *set_info = &data->sets[i]; diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c index 0bd10a1f477f..a23094b050f8 100644 --- a/net/ipv4/cipso_ipv4.c +++ b/net/ipv4/cipso_ipv4.c @@ -1258,7 +1258,8 @@ static int cipso_v4_parsetag_rbm(const struct cipso_v4_doi *doi_def, return ret_val; } - secattr->flags |= NETLBL_SECATTR_MLS_CAT; + if (secattr->attr.mls.cat) + secattr->flags |= NETLBL_SECATTR_MLS_CAT; } return 0; @@ -1439,7 +1440,8 @@ static int cipso_v4_parsetag_rng(const struct cipso_v4_doi *doi_def, return ret_val; } - secattr->flags |= NETLBL_SECATTR_MLS_CAT; + if (secattr->attr.mls.cat) + secattr->flags |= NETLBL_SECATTR_MLS_CAT; } return 0; diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 213be9c050ad..1bf9da3a75f9 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -918,7 +918,6 @@ int ip_valid_fib_dump_req(struct net *net, const struct nlmsghdr *nlh, else filter->dump_exceptions = false; - filter->dump_all_families = (rtm->rtm_family == AF_UNSPEC); filter->flags = rtm->rtm_flags; filter->protocol = rtm->rtm_protocol; filter->rt_type = rtm->rtm_type; @@ -990,7 +989,7 @@ static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb) if (filter.table_id) { tb = fib_get_table(net, filter.table_id); if (!tb) { - if (filter.dump_all_families) + if (rtnl_msg_family(cb->nlh) != PF_INET) return skb->len; NL_SET_ERR_MSG(cb->extack, "ipv4: FIB table does not exist"); diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 5f34eb951627..65c29f2bd89f 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -24,17 +24,19 @@ #include <net/addrconf.h> #if IS_ENABLED(CONFIG_IPV6) -/* match_wildcard == true: IPV6_ADDR_ANY equals to any IPv6 addresses if IPv6 - * only, and any IPv4 addresses if not IPv6 only - * match_wildcard == false: addresses must be exactly the same, i.e. - * IPV6_ADDR_ANY only equals to IPV6_ADDR_ANY, - * and 0.0.0.0 equals to 0.0.0.0 only +/* match_sk*_wildcard == true: IPV6_ADDR_ANY equals to any IPv6 addresses + * if IPv6 only, and any IPv4 addresses + * if not IPv6 only + * match_sk*_wildcard == false: addresses must be exactly the same, i.e. + * IPV6_ADDR_ANY only equals to IPV6_ADDR_ANY, + * and 0.0.0.0 equals to 0.0.0.0 only */ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6, const struct in6_addr *sk2_rcv_saddr6, __be32 sk1_rcv_saddr, __be32 sk2_rcv_saddr, bool sk1_ipv6only, bool sk2_ipv6only, - bool match_wildcard) + bool match_sk1_wildcard, + bool match_sk2_wildcard) { int addr_type = ipv6_addr_type(sk1_rcv_saddr6); int addr_type2 = sk2_rcv_saddr6 ? ipv6_addr_type(sk2_rcv_saddr6) : IPV6_ADDR_MAPPED; @@ -44,8 +46,8 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6, if (!sk2_ipv6only) { if (sk1_rcv_saddr == sk2_rcv_saddr) return true; - if (!sk1_rcv_saddr || !sk2_rcv_saddr) - return match_wildcard; + return (match_sk1_wildcard && !sk1_rcv_saddr) || + (match_sk2_wildcard && !sk2_rcv_saddr); } return false; } @@ -53,11 +55,11 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6, if (addr_type == IPV6_ADDR_ANY && addr_type2 == IPV6_ADDR_ANY) return true; - if (addr_type2 == IPV6_ADDR_ANY && match_wildcard && + if (addr_type2 == IPV6_ADDR_ANY && match_sk2_wildcard && !(sk2_ipv6only && addr_type == IPV6_ADDR_MAPPED)) return true; - if (addr_type == IPV6_ADDR_ANY && match_wildcard && + if (addr_type == IPV6_ADDR_ANY && match_sk1_wildcard && !(sk1_ipv6only && addr_type2 == IPV6_ADDR_MAPPED)) return true; @@ -69,18 +71,19 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6, } #endif -/* match_wildcard == true: 0.0.0.0 equals to any IPv4 addresses - * match_wildcard == false: addresses must be exactly the same, i.e. - * 0.0.0.0 only equals to 0.0.0.0 +/* match_sk*_wildcard == true: 0.0.0.0 equals to any IPv4 addresses + * match_sk*_wildcard == false: addresses must be exactly the same, i.e. + * 0.0.0.0 only equals to 0.0.0.0 */ static bool ipv4_rcv_saddr_equal(__be32 sk1_rcv_saddr, __be32 sk2_rcv_saddr, - bool sk2_ipv6only, bool match_wildcard) + bool sk2_ipv6only, bool match_sk1_wildcard, + bool match_sk2_wildcard) { if (!sk2_ipv6only) { if (sk1_rcv_saddr == sk2_rcv_saddr) return true; - if (!sk1_rcv_saddr || !sk2_rcv_saddr) - return match_wildcard; + return (match_sk1_wildcard && !sk1_rcv_saddr) || + (match_sk2_wildcard && !sk2_rcv_saddr); } return false; } @@ -96,10 +99,12 @@ bool inet_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2, sk2->sk_rcv_saddr, ipv6_only_sock(sk), ipv6_only_sock(sk2), + match_wildcard, match_wildcard); #endif return ipv4_rcv_saddr_equal(sk->sk_rcv_saddr, sk2->sk_rcv_saddr, - ipv6_only_sock(sk2), match_wildcard); + ipv6_only_sock(sk2), match_wildcard, + match_wildcard); } EXPORT_SYMBOL(inet_rcv_saddr_equal); @@ -285,10 +290,10 @@ static inline int sk_reuseport_match(struct inet_bind_bucket *tb, tb->fast_rcv_saddr, sk->sk_rcv_saddr, tb->fast_ipv6_only, - ipv6_only_sock(sk), true); + ipv6_only_sock(sk), true, false); #endif return ipv4_rcv_saddr_equal(tb->fast_rcv_saddr, sk->sk_rcv_saddr, - ipv6_only_sock(sk), true); + ipv6_only_sock(sk), true, false); } /* Obtain a reference to a local port for the given sock, diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index 2f01cf6fa0de..678575adaf3b 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -698,7 +698,7 @@ out: rtnl_link_failed: #if IS_ENABLED(CONFIG_MPLS) - xfrm4_tunnel_deregister(&mplsip_handler, AF_INET); + xfrm4_tunnel_deregister(&mplsip_handler, AF_MPLS); xfrm_tunnel_mplsip_failed: #endif diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 9cf83cc85e4a..b2363b82b48d 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -109,8 +109,10 @@ static void mroute_clean_tables(struct mr_table *mrt, int flags); static void ipmr_expire_process(struct timer_list *t); #ifdef CONFIG_IP_MROUTE_MULTIPLE_TABLES -#define ipmr_for_each_table(mrt, net) \ - list_for_each_entry_rcu(mrt, &net->ipv4.mr_tables, list) +#define ipmr_for_each_table(mrt, net) \ + list_for_each_entry_rcu(mrt, &net->ipv4.mr_tables, list, \ + lockdep_rtnl_is_held() || \ + list_empty(&net->ipv4.mr_tables)) static struct mr_table *ipmr_mr_table_iter(struct net *net, struct mr_table *mrt) @@ -2611,7 +2613,7 @@ static int ipmr_rtm_dumproute(struct sk_buff *skb, struct netlink_callback *cb) mrt = ipmr_get_table(sock_net(skb->sk), filter.table_id); if (!mrt) { - if (filter.dump_all_families) + if (rtnl_msg_family(cb->nlh) != RTNL_FAMILY_IPMR) return skb->len; NL_SET_ERR_MSG(cb->extack, "ipv4: MR table does not exist"); diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c index fdfca534d094..715e14475220 100644 --- a/net/ipv4/nexthop.c +++ b/net/ipv4/nexthop.c @@ -276,6 +276,7 @@ out: return 0; nla_put_failure: + nlmsg_cancel(skb, nlh); return -EMSGSIZE; } @@ -433,7 +434,7 @@ static int nh_check_attr_group(struct net *net, struct nlattr *tb[], if (!valid_group_nh(nh, len, extack)) return -EINVAL; } - for (i = NHA_GROUP + 1; i < __NHA_MAX; ++i) { + for (i = NHA_GROUP_TYPE + 1; i < __NHA_MAX; ++i) { if (!tb[i]) continue; diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 788c69d9bfe0..b73f540fa19b 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -491,18 +491,16 @@ u32 ip_idents_reserve(u32 hash, int segs) atomic_t *p_id = ip_idents + hash % IP_IDENTS_SZ; u32 old = READ_ONCE(*p_tstamp); u32 now = (u32)jiffies; - u32 new, delta = 0; + u32 delta = 0; if (old != now && cmpxchg(p_tstamp, old, now) == old) delta = prandom_u32_max(now - old); - /* Do not use atomic_add_return() as it makes UBSAN unhappy */ - do { - old = (u32)atomic_read(p_id); - new = old + delta + segs; - } while (atomic_cmpxchg(p_id, old, new) != old); - - return new - segs; + /* If UBSAN reports an error there, please make sure your compiler + * supports -fno-strict-overflow before reporting it that was a bug + * in UBSAN, and it has been fixed in GCC-8. + */ + return atomic_add_return(segs + delta, p_id) - segs; } EXPORT_SYMBOL(ip_idents_reserve); @@ -915,7 +913,7 @@ void ip_rt_send_redirect(struct sk_buff *skb) /* Check for load limit; set rate_last to the latest sent * redirect. */ - if (peer->rate_tokens == 0 || + if (peer->n_redirects == 0 || time_after(jiffies, (peer->rate_last + (ip_rt_redirect_load << peer->n_redirects)))) { diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 6d87de434377..dd401757eea1 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -476,9 +476,17 @@ static void tcp_tx_timestamp(struct sock *sk, u16 tsflags) static inline bool tcp_stream_is_readable(const struct tcp_sock *tp, int target, struct sock *sk) { - return (READ_ONCE(tp->rcv_nxt) - READ_ONCE(tp->copied_seq) >= target) || - (sk->sk_prot->stream_memory_read ? - sk->sk_prot->stream_memory_read(sk) : false); + int avail = READ_ONCE(tp->rcv_nxt) - READ_ONCE(tp->copied_seq); + + if (avail > 0) { + if (avail >= target) + return true; + if (tcp_rmem_pressure(sk)) + return true; + } + if (sk->sk_prot->stream_memory_read) + return sk->sk_prot->stream_memory_read(sk); + return false; } /* @@ -1756,10 +1764,11 @@ static int tcp_zerocopy_receive(struct sock *sk, down_read(¤t->mm->mmap_sem); - ret = -EINVAL; vma = find_vma(current->mm, address); - if (!vma || vma->vm_start > address || vma->vm_ops != &tcp_vm_ops) - goto out; + if (!vma || vma->vm_start > address || vma->vm_ops != &tcp_vm_ops) { + up_read(¤t->mm->mmap_sem); + return -EINVAL; + } zc->length = min_t(unsigned long, zc->length, vma->vm_end - address); tp = tcp_sk(sk); @@ -2154,13 +2163,15 @@ skip_copy: tp->urg_data = 0; tcp_fast_path_check(sk); } - if (used + offset < skb->len) - continue; if (TCP_SKB_CB(skb)->has_rxtstamp) { tcp_update_recv_tstamps(skb, &tss); cmsg_flags |= 2; } + + if (used + offset < skb->len) + continue; + if (TCP_SKB_CB(skb)->tcp_flags & TCPHDR_FIN) goto found_fin_ok; if (!(flags & MSG_PEEK)) diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c index 5a05327f97c1..629aaa9a1eb9 100644 --- a/net/ipv4/tcp_bpf.c +++ b/net/ipv4/tcp_bpf.c @@ -125,7 +125,6 @@ static int bpf_tcp_ingress(struct sock *sk, struct sk_psock *psock, if (!ret) { msg->sg.start = i; - msg->sg.size -= apply_bytes; sk_psock_queue_msg(psock, tmp); sk_psock_data_ready(sk, psock); } else { @@ -262,14 +261,17 @@ static int tcp_bpf_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, struct sk_psock *psock; int copied, ret; + if (unlikely(flags & MSG_ERRQUEUE)) + return inet_recv_error(sk, msg, len, addr_len); + psock = sk_psock_get(sk); if (unlikely(!psock)) return tcp_recvmsg(sk, msg, len, nonblock, flags, addr_len); - if (unlikely(flags & MSG_ERRQUEUE)) - return inet_recv_error(sk, msg, len, addr_len); if (!skb_queue_empty(&sk->sk_receive_queue) && - sk_psock_queue_empty(psock)) + sk_psock_queue_empty(psock)) { + sk_psock_put(sk, psock); return tcp_recvmsg(sk, msg, len, nonblock, flags, addr_len); + } lock_sock(sk); msg_bytes_ready: copied = __tcp_bpf_recvmsg(sk, psock, msg, len, flags); diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index b996dc1069c5..29c6fc8c7716 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -4757,7 +4757,8 @@ void tcp_data_ready(struct sock *sk) const struct tcp_sock *tp = tcp_sk(sk); int avail = tp->rcv_nxt - tp->copied_seq; - if (avail < sk->sk_rcvlowat && !sock_flag(sk, SOCK_DONE)) + if (avail < sk->sk_rcvlowat && !tcp_rmem_pressure(sk) && + !sock_flag(sk, SOCK_DONE)) return; sk->sk_data_ready(sk); diff --git a/net/ipv6/calipso.c b/net/ipv6/calipso.c index 221c81f85cbf..8d3f66c310db 100644 --- a/net/ipv6/calipso.c +++ b/net/ipv6/calipso.c @@ -1047,7 +1047,8 @@ static int calipso_opt_getattr(const unsigned char *calipso, goto getattr_return; } - secattr->flags |= NETLBL_SECATTR_MLS_CAT; + if (secattr->attr.mls.cat) + secattr->flags |= NETLBL_SECATTR_MLS_CAT; } secattr->type = NETLBL_NLTYPE_CALIPSO; diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 46ed56719476..20314895509c 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -664,7 +664,7 @@ static int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb) if (arg.filter.table_id) { tb = fib6_get_table(net, arg.filter.table_id); if (!tb) { - if (arg.filter.dump_all_families) + if (rtnl_msg_family(cb->nlh) != PF_INET6) goto out; NL_SET_ERR_MSG_MOD(cb->extack, "FIB table does not exist"); diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 65a54d74acc1..1f4d20e97c07 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -98,7 +98,8 @@ static void ipmr_expire_process(struct timer_list *t); #ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES #define ip6mr_for_each_table(mrt, net) \ list_for_each_entry_rcu(mrt, &net->ipv6.mr6_tables, list, \ - lockdep_rtnl_is_held()) + lockdep_rtnl_is_held() || \ + list_empty(&net->ipv6.mr6_tables)) static struct mr_table *ip6mr_mr_table_iter(struct net *net, struct mr_table *mrt) @@ -2502,7 +2503,7 @@ static int ip6mr_rtm_dumproute(struct sk_buff *skb, struct netlink_callback *cb) mrt = ip6mr_get_table(sock_net(skb->sk), filter.table_id); if (!mrt) { - if (filter.dump_all_families) + if (rtnl_msg_family(cb->nlh) != RTNL_FAMILY_IP6MR) return skb->len; NL_SET_ERR_MSG_MOD(cb->extack, "MR table does not exist"); diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 8d418038fe32..ff847a324220 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -2722,8 +2722,10 @@ static void __ip6_rt_update_pmtu(struct dst_entry *dst, const struct sock *sk, const struct in6_addr *daddr, *saddr; struct rt6_info *rt6 = (struct rt6_info *)dst; - if (dst_metric_locked(dst, RTAX_MTU)) - return; + /* Note: do *NOT* check dst_metric_locked(dst, RTAX_MTU) + * IPv6 pmtu discovery isn't optional, so 'mtu lock' cannot disable it. + * [see also comment in rt6_mtu_change_route()] + */ if (iph) { daddr = &iph->daddr; diff --git a/net/mptcp/crypto.c b/net/mptcp/crypto.c index c151628bd416..0f5a414a9366 100644 --- a/net/mptcp/crypto.c +++ b/net/mptcp/crypto.c @@ -47,8 +47,6 @@ void mptcp_crypto_key_sha(u64 key, u32 *token, u64 *idsn) void mptcp_crypto_hmac_sha(u64 key1, u64 key2, u8 *msg, int len, void *hmac) { u8 input[SHA256_BLOCK_SIZE + SHA256_DIGEST_SIZE]; - __be32 mptcp_hashed_key[SHA256_DIGEST_WORDS]; - __be32 *hash_out = (__force __be32 *)hmac; struct sha256_state state; u8 key1be[8]; u8 key2be[8]; @@ -86,11 +84,7 @@ void mptcp_crypto_hmac_sha(u64 key1, u64 key2, u8 *msg, int len, void *hmac) sha256_init(&state); sha256_update(&state, input, SHA256_BLOCK_SIZE + SHA256_DIGEST_SIZE); - sha256_final(&state, (u8 *)mptcp_hashed_key); - - /* takes only first 160 bits */ - for (i = 0; i < 5; i++) - hash_out[i] = mptcp_hashed_key[i]; + sha256_final(&state, (u8 *)hmac); } #ifdef CONFIG_MPTCP_HMAC_TEST @@ -101,29 +95,29 @@ struct test_cast { }; /* we can't reuse RFC 4231 test vectors, as we have constraint on the - * input and key size, and we truncate the output. + * input and key size. */ static struct test_cast tests[] = { { .key = "0b0b0b0b0b0b0b0b", .msg = "48692054", - .result = "8385e24fb4235ac37556b6b886db106284a1da67", + .result = "8385e24fb4235ac37556b6b886db106284a1da671699f46db1f235ec622dcafa", }, { .key = "aaaaaaaaaaaaaaaa", .msg = "dddddddd", - .result = "2c5e219164ff1dca1c4a92318d847bb6b9d44492", + .result = "2c5e219164ff1dca1c4a92318d847bb6b9d44492984e1eb71aff9022f71046e9", }, { .key = "0102030405060708", .msg = "cdcdcdcd", - .result = "e73b9ba9969969cefb04aa0d6df18ec2fcc075b6", + .result = "e73b9ba9969969cefb04aa0d6df18ec2fcc075b6f23b4d8c4da736a5dbbc6e7d", }, }; static int __init test_mptcp_crypto(void) { - char hmac[20], hmac_hex[41]; + char hmac[32], hmac_hex[65]; u32 nonce1, nonce2; u64 key1, key2; u8 msg[8]; @@ -140,11 +134,11 @@ static int __init test_mptcp_crypto(void) put_unaligned_be32(nonce2, &msg[4]); mptcp_crypto_hmac_sha(key1, key2, msg, 8, hmac); - for (j = 0; j < 20; ++j) + for (j = 0; j < 32; ++j) sprintf(&hmac_hex[j << 1], "%02x", hmac[j] & 0xff); - hmac_hex[40] = 0; + hmac_hex[64] = 0; - if (memcmp(hmac_hex, tests[i].result, 40)) + if (memcmp(hmac_hex, tests[i].result, 64)) pr_err("test %d failed, got %s expected %s", i, hmac_hex, tests[i].result); else diff --git a/net/mptcp/options.c b/net/mptcp/options.c index 45497af23906..7793b6011fa7 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -7,6 +7,7 @@ #define pr_fmt(fmt) "MPTCP: " fmt #include <linux/kernel.h> +#include <crypto/sha.h> #include <net/tcp.h> #include <net/mptcp.h> #include "protocol.h" @@ -535,7 +536,7 @@ static bool mptcp_established_options_dss(struct sock *sk, struct sk_buff *skb, static u64 add_addr_generate_hmac(u64 key1, u64 key2, u8 addr_id, struct in_addr *addr) { - u8 hmac[MPTCP_ADDR_HMAC_LEN]; + u8 hmac[SHA256_DIGEST_SIZE]; u8 msg[7]; msg[0] = addr_id; @@ -545,14 +546,14 @@ static u64 add_addr_generate_hmac(u64 key1, u64 key2, u8 addr_id, mptcp_crypto_hmac_sha(key1, key2, msg, 7, hmac); - return get_unaligned_be64(hmac); + return get_unaligned_be64(&hmac[SHA256_DIGEST_SIZE - sizeof(u64)]); } #if IS_ENABLED(CONFIG_MPTCP_IPV6) static u64 add_addr6_generate_hmac(u64 key1, u64 key2, u8 addr_id, struct in6_addr *addr) { - u8 hmac[MPTCP_ADDR_HMAC_LEN]; + u8 hmac[SHA256_DIGEST_SIZE]; u8 msg[19]; msg[0] = addr_id; @@ -562,7 +563,7 @@ static u64 add_addr6_generate_hmac(u64 key1, u64 key2, u8 addr_id, mptcp_crypto_hmac_sha(key1, key2, msg, 19, hmac); - return get_unaligned_be64(hmac); + return get_unaligned_be64(&hmac[SHA256_DIGEST_SIZE - sizeof(u64)]); } #endif diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index e1f23016ed3f..32ea8d35489a 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -1629,6 +1629,8 @@ bool mptcp_finish_join(struct sock *sk) ret = mptcp_pm_allow_new_subflow(msk); if (ret) { + subflow->map_seq = msk->ack_seq; + /* active connections are already on conn_list */ spin_lock_bh(&msk->join_list_lock); if (!WARN_ON_ONCE(!list_empty(&subflow->node))) diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index e4ca6320ce76..d0803dfb8108 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -81,7 +81,6 @@ /* MPTCP ADD_ADDR flags */ #define MPTCP_ADDR_ECHO BIT(0) -#define MPTCP_ADDR_HMAC_LEN 20 #define MPTCP_ADDR_IPVERSION_4 4 #define MPTCP_ADDR_IPVERSION_6 6 diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 67a4e35d4838..8968b2c065e7 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -10,6 +10,7 @@ #include <linux/module.h> #include <linux/netdevice.h> #include <crypto/algapi.h> +#include <crypto/sha.h> #include <net/sock.h> #include <net/inet_common.h> #include <net/inet_hashtables.h> @@ -89,7 +90,7 @@ static bool subflow_token_join_request(struct request_sock *req, const struct sk_buff *skb) { struct mptcp_subflow_request_sock *subflow_req = mptcp_subflow_rsk(req); - u8 hmac[MPTCPOPT_HMAC_LEN]; + u8 hmac[SHA256_DIGEST_SIZE]; struct mptcp_sock *msk; int local_id; @@ -201,7 +202,7 @@ static void subflow_v6_init_req(struct request_sock *req, /* validate received truncated hmac and create hmac for third ACK */ static bool subflow_thmac_valid(struct mptcp_subflow_context *subflow) { - u8 hmac[MPTCPOPT_HMAC_LEN]; + u8 hmac[SHA256_DIGEST_SIZE]; u64 thmac; subflow_generate_hmac(subflow->remote_key, subflow->local_key, @@ -267,6 +268,8 @@ static void subflow_finish_connect(struct sock *sk, const struct sk_buff *skb) subflow->ssn_offset = TCP_SKB_CB(skb)->seq; } } else if (subflow->mp_join) { + u8 hmac[SHA256_DIGEST_SIZE]; + pr_debug("subflow=%p, thmac=%llu, remote_nonce=%u", subflow, subflow->thmac, subflow->remote_nonce); @@ -279,7 +282,9 @@ static void subflow_finish_connect(struct sock *sk, const struct sk_buff *skb) subflow_generate_hmac(subflow->local_key, subflow->remote_key, subflow->local_nonce, subflow->remote_nonce, - subflow->hmac); + hmac); + + memcpy(subflow->hmac, hmac, MPTCPOPT_HMAC_LEN); if (skb) subflow->ssn_offset = TCP_SKB_CB(skb)->seq; @@ -347,7 +352,7 @@ static bool subflow_hmac_valid(const struct request_sock *req, const struct mptcp_options_received *mp_opt) { const struct mptcp_subflow_request_sock *subflow_req; - u8 hmac[MPTCPOPT_HMAC_LEN]; + u8 hmac[SHA256_DIGEST_SIZE]; struct mptcp_sock *msk; bool ret; @@ -361,7 +366,7 @@ static bool subflow_hmac_valid(const struct request_sock *req, subflow_req->local_nonce, hmac); ret = true; - if (crypto_memneq(hmac, mp_opt->hmac, sizeof(hmac))) + if (crypto_memneq(hmac, mp_opt->hmac, MPTCPOPT_HMAC_LEN)) ret = false; sock_put((struct sock *)msk); @@ -1012,6 +1017,16 @@ int mptcp_subflow_create_socket(struct sock *sk, struct socket **new_sock) if (err) return err; + /* the newly created socket really belongs to the owning MPTCP master + * socket, even if for additional subflows the allocation is performed + * by a kernel workqueue. Adjust inode references, so that the + * procfs/diag interaces really show this one belonging to the correct + * user. + */ + SOCK_INODE(sf)->i_ino = SOCK_INODE(sk->sk_socket)->i_ino; + SOCK_INODE(sf)->i_uid = SOCK_INODE(sk->sk_socket)->i_uid; + SOCK_INODE(sf)->i_gid = SOCK_INODE(sk->sk_socket)->i_gid; + subflow = mptcp_subflow_ctx(sf->sk); pr_debug("subflow=%p", subflow); diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index c4582eb71766..1d57b95d3481 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -1519,9 +1519,9 @@ __nf_conntrack_alloc(struct net *net, ct->status = 0; ct->timeout = 0; write_pnet(&ct->ct_net, net); - memset(&ct->__nfct_init_offset[0], 0, + memset(&ct->__nfct_init_offset, 0, offsetof(struct nf_conn, proto) - - offsetof(struct nf_conn, __nfct_init_offset[0])); + offsetof(struct nf_conn, __nfct_init_offset)); nf_ct_zone_add(ct, zone); @@ -2139,8 +2139,19 @@ get_next_corpse(int (*iter)(struct nf_conn *i, void *data), nf_conntrack_lock(lockp); if (*bucket < nf_conntrack_htable_size) { hlist_nulls_for_each_entry(h, n, &nf_conntrack_hash[*bucket], hnnode) { - if (NF_CT_DIRECTION(h) != IP_CT_DIR_ORIGINAL) + if (NF_CT_DIRECTION(h) != IP_CT_DIR_REPLY) continue; + /* All nf_conn objects are added to hash table twice, one + * for original direction tuple, once for the reply tuple. + * + * Exception: In the IPS_NAT_CLASH case, only the reply + * tuple is added (the original tuple already existed for + * a different object). + * + * We only need to call the iterator once for each + * conntrack, so we just use the 'reply' direction + * tuple while iterating. + */ ct = nf_ct_tuplehash_to_ctrack(h); if (iter(ct, data)) goto found; diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c index 4344e572b7f9..42da6e337276 100644 --- a/net/netfilter/nf_flow_table_core.c +++ b/net/netfilter/nf_flow_table_core.c @@ -284,7 +284,7 @@ static void flow_offload_del(struct nf_flowtable *flow_table, if (nf_flow_has_expired(flow)) flow_offload_fixup_ct(flow->ct); - else if (test_bit(NF_FLOW_TEARDOWN, &flow->flags)) + else flow_offload_fixup_ct_timeout(flow->ct); flow_offload_free(flow); @@ -361,8 +361,10 @@ static void nf_flow_offload_gc_step(struct flow_offload *flow, void *data) { struct nf_flowtable *flow_table = data; - if (nf_flow_has_expired(flow) || nf_ct_is_dying(flow->ct) || - test_bit(NF_FLOW_TEARDOWN, &flow->flags)) { + if (nf_flow_has_expired(flow) || nf_ct_is_dying(flow->ct)) + set_bit(NF_FLOW_TEARDOWN, &flow->flags); + + if (test_bit(NF_FLOW_TEARDOWN, &flow->flags)) { if (test_bit(NF_FLOW_HW, &flow->flags)) { if (!test_bit(NF_FLOW_HW_DYING, &flow->flags)) nf_flow_offload_del(flow_table, flow); diff --git a/net/netfilter/nf_flow_table_offload.c b/net/netfilter/nf_flow_table_offload.c index e3b099c14eff..2276a73ccba2 100644 --- a/net/netfilter/nf_flow_table_offload.c +++ b/net/netfilter/nf_flow_table_offload.c @@ -817,6 +817,7 @@ static void flow_offload_work_handler(struct work_struct *work) WARN_ON_ONCE(1); } + clear_bit(NF_FLOW_HW_PENDING, &offload->flow->flags); kfree(offload); } @@ -831,9 +832,14 @@ nf_flow_offload_work_alloc(struct nf_flowtable *flowtable, { struct flow_offload_work *offload; + if (test_and_set_bit(NF_FLOW_HW_PENDING, &flow->flags)) + return NULL; + offload = kmalloc(sizeof(struct flow_offload_work), GFP_ATOMIC); - if (!offload) + if (!offload) { + clear_bit(NF_FLOW_HW_PENDING, &flow->flags); return NULL; + } offload->cmd = cmd; offload->flow = flow; @@ -1056,7 +1062,7 @@ static struct flow_indr_block_entry block_ing_entry = { int nf_flow_table_offload_init(void) { nf_flow_offload_wq = alloc_workqueue("nf_flow_table_offload", - WQ_UNBOUND | WQ_MEM_RECLAIM, 0); + WQ_UNBOUND, 0); if (!nf_flow_offload_wq) return -ENOMEM; diff --git a/net/netfilter/nft_set_rbtree.c b/net/netfilter/nft_set_rbtree.c index 3ffef454d469..62f416bc0579 100644 --- a/net/netfilter/nft_set_rbtree.c +++ b/net/netfilter/nft_set_rbtree.c @@ -79,6 +79,10 @@ static bool __nft_rbtree_lookup(const struct net *net, const struct nft_set *set parent = rcu_dereference_raw(parent->rb_left); continue; } + + if (nft_set_elem_expired(&rbe->ext)) + return false; + if (nft_rbtree_interval_end(rbe)) { if (nft_set_is_anonymous(set)) return false; @@ -94,6 +98,7 @@ static bool __nft_rbtree_lookup(const struct net *net, const struct nft_set *set if (set->flags & NFT_SET_INTERVAL && interval != NULL && nft_set_elem_active(&interval->ext, genmask) && + !nft_set_elem_expired(&interval->ext) && nft_rbtree_interval_start(interval)) { *ext = &interval->ext; return true; @@ -154,6 +159,9 @@ static bool __nft_rbtree_get(const struct net *net, const struct nft_set *set, continue; } + if (nft_set_elem_expired(&rbe->ext)) + return false; + if (!nft_set_ext_exists(&rbe->ext, NFT_SET_EXT_FLAGS) || (*nft_set_ext_flags(&rbe->ext) & NFT_SET_ELEM_INTERVAL_END) == (flags & NFT_SET_ELEM_INTERVAL_END)) { @@ -170,6 +178,7 @@ static bool __nft_rbtree_get(const struct net *net, const struct nft_set *set, if (set->flags & NFT_SET_INTERVAL && interval != NULL && nft_set_elem_active(&interval->ext, genmask) && + !nft_set_elem_expired(&interval->ext) && ((!nft_rbtree_interval_end(interval) && !(flags & NFT_SET_ELEM_INTERVAL_END)) || (nft_rbtree_interval_end(interval) && @@ -418,6 +427,8 @@ static void nft_rbtree_walk(const struct nft_ctx *ctx, if (iter->count < iter->skip) goto cont; + if (nft_set_elem_expired(&rbe->ext)) + goto cont; if (!nft_set_elem_active(&rbe->ext, iter->genmask)) goto cont; diff --git a/net/netlabel/netlabel_kapi.c b/net/netlabel/netlabel_kapi.c index 409a3ae47ce2..5e1239cef000 100644 --- a/net/netlabel/netlabel_kapi.c +++ b/net/netlabel/netlabel_kapi.c @@ -734,6 +734,12 @@ int netlbl_catmap_getlong(struct netlbl_lsm_catmap *catmap, if ((off & (BITS_PER_LONG - 1)) != 0) return -EINVAL; + /* a null catmap is equivalent to an empty one */ + if (!catmap) { + *offset = (u32)-1; + return 0; + } + if (off < catmap->startbit) { off = catmap->startbit; *offset = off; diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c index 7ed31b5e77e4..2d8d6131bc5f 100644 --- a/net/qrtr/qrtr.c +++ b/net/qrtr/qrtr.c @@ -854,7 +854,7 @@ static int qrtr_bcast_enqueue(struct qrtr_node *node, struct sk_buff *skb, } mutex_unlock(&qrtr_node_lock); - qrtr_local_enqueue(node, skb, type, from, to); + qrtr_local_enqueue(NULL, skb, type, from, to); return 0; } diff --git a/net/rxrpc/Makefile b/net/rxrpc/Makefile index 6ffb7e9887ce..ddd0f95713a9 100644 --- a/net/rxrpc/Makefile +++ b/net/rxrpc/Makefile @@ -25,6 +25,7 @@ rxrpc-y := \ peer_event.o \ peer_object.o \ recvmsg.o \ + rtt.o \ security.o \ sendmsg.o \ skbuff.o \ diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index 3eb1ab40ca5c..9fe264bec70c 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -7,6 +7,7 @@ #include <linux/atomic.h> #include <linux/seqlock.h> +#include <linux/win_minmax.h> #include <net/net_namespace.h> #include <net/netns/generic.h> #include <net/sock.h> @@ -311,11 +312,14 @@ struct rxrpc_peer { #define RXRPC_RTT_CACHE_SIZE 32 spinlock_t rtt_input_lock; /* RTT lock for input routine */ ktime_t rtt_last_req; /* Time of last RTT request */ - u64 rtt; /* Current RTT estimate (in nS) */ - u64 rtt_sum; /* Sum of cache contents */ - u64 rtt_cache[RXRPC_RTT_CACHE_SIZE]; /* Determined RTT cache */ - u8 rtt_cursor; /* next entry at which to insert */ - u8 rtt_usage; /* amount of cache actually used */ + unsigned int rtt_count; /* Number of samples we've got */ + + u32 srtt_us; /* smoothed round trip time << 3 in usecs */ + u32 mdev_us; /* medium deviation */ + u32 mdev_max_us; /* maximal mdev for the last rtt period */ + u32 rttvar_us; /* smoothed mdev_max */ + u32 rto_j; /* Retransmission timeout in jiffies */ + u8 backoff; /* Backoff timeout */ u8 cong_cwnd; /* Congestion window size */ }; @@ -1041,7 +1045,6 @@ extern unsigned long rxrpc_idle_ack_delay; extern unsigned int rxrpc_rx_window_size; extern unsigned int rxrpc_rx_mtu; extern unsigned int rxrpc_rx_jumbo_max; -extern unsigned long rxrpc_resend_timeout; extern const s8 rxrpc_ack_priority[]; @@ -1069,8 +1072,6 @@ void rxrpc_send_keepalive(struct rxrpc_peer *); * peer_event.c */ void rxrpc_error_report(struct sock *); -void rxrpc_peer_add_rtt(struct rxrpc_call *, enum rxrpc_rtt_rx_trace, - rxrpc_serial_t, rxrpc_serial_t, ktime_t, ktime_t); void rxrpc_peer_keepalive_worker(struct work_struct *); /* @@ -1103,6 +1104,14 @@ void rxrpc_notify_socket(struct rxrpc_call *); int rxrpc_recvmsg(struct socket *, struct msghdr *, size_t, int); /* + * rtt.c + */ +void rxrpc_peer_add_rtt(struct rxrpc_call *, enum rxrpc_rtt_rx_trace, + rxrpc_serial_t, rxrpc_serial_t, ktime_t, ktime_t); +unsigned long rxrpc_get_rto_backoff(struct rxrpc_peer *, bool); +void rxrpc_peer_init_rtt(struct rxrpc_peer *); + +/* * rxkad.c */ #ifdef CONFIG_RXKAD diff --git a/net/rxrpc/call_accept.c b/net/rxrpc/call_accept.c index 70e44abf106c..b7611cc159e5 100644 --- a/net/rxrpc/call_accept.c +++ b/net/rxrpc/call_accept.c @@ -248,7 +248,7 @@ static void rxrpc_send_ping(struct rxrpc_call *call, struct sk_buff *skb) struct rxrpc_skb_priv *sp = rxrpc_skb(skb); ktime_t now = skb->tstamp; - if (call->peer->rtt_usage < 3 || + if (call->peer->rtt_count < 3 || ktime_before(ktime_add_ms(call->peer->rtt_last_req, 1000), now)) rxrpc_propose_ACK(call, RXRPC_ACK_PING, sp->hdr.serial, true, true, diff --git a/net/rxrpc/call_event.c b/net/rxrpc/call_event.c index cedbbb3a7c2e..2a65ac41055f 100644 --- a/net/rxrpc/call_event.c +++ b/net/rxrpc/call_event.c @@ -111,8 +111,8 @@ static void __rxrpc_propose_ACK(struct rxrpc_call *call, u8 ack_reason, } else { unsigned long now = jiffies, ack_at; - if (call->peer->rtt_usage > 0) - ack_at = nsecs_to_jiffies(call->peer->rtt); + if (call->peer->srtt_us != 0) + ack_at = usecs_to_jiffies(call->peer->srtt_us >> 3); else ack_at = expiry; @@ -157,24 +157,18 @@ static void rxrpc_congestion_timeout(struct rxrpc_call *call) static void rxrpc_resend(struct rxrpc_call *call, unsigned long now_j) { struct sk_buff *skb; - unsigned long resend_at; + unsigned long resend_at, rto_j; rxrpc_seq_t cursor, seq, top; - ktime_t now, max_age, oldest, ack_ts, timeout, min_timeo; + ktime_t now, max_age, oldest, ack_ts; int ix; u8 annotation, anno_type, retrans = 0, unacked = 0; _enter("{%d,%d}", call->tx_hard_ack, call->tx_top); - if (call->peer->rtt_usage > 1) - timeout = ns_to_ktime(call->peer->rtt * 3 / 2); - else - timeout = ms_to_ktime(rxrpc_resend_timeout); - min_timeo = ns_to_ktime((1000000000 / HZ) * 4); - if (ktime_before(timeout, min_timeo)) - timeout = min_timeo; + rto_j = call->peer->rto_j; now = ktime_get_real(); - max_age = ktime_sub(now, timeout); + max_age = ktime_sub(now, jiffies_to_usecs(rto_j)); spin_lock_bh(&call->lock); @@ -219,7 +213,7 @@ static void rxrpc_resend(struct rxrpc_call *call, unsigned long now_j) } resend_at = nsecs_to_jiffies(ktime_to_ns(ktime_sub(now, oldest))); - resend_at += jiffies + rxrpc_resend_timeout; + resend_at += jiffies + rto_j; WRITE_ONCE(call->resend_at, resend_at); if (unacked) @@ -234,7 +228,7 @@ static void rxrpc_resend(struct rxrpc_call *call, unsigned long now_j) rxrpc_timer_set_for_resend); spin_unlock_bh(&call->lock); ack_ts = ktime_sub(now, call->acks_latest_ts); - if (ktime_to_ns(ack_ts) < call->peer->rtt) + if (ktime_to_us(ack_ts) < (call->peer->srtt_us >> 3)) goto out; rxrpc_propose_ACK(call, RXRPC_ACK_PING, 0, true, false, rxrpc_propose_ack_ping_for_lost_ack); diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c index 69e09d69c896..3be4177baf70 100644 --- a/net/rxrpc/input.c +++ b/net/rxrpc/input.c @@ -91,11 +91,11 @@ static void rxrpc_congestion_management(struct rxrpc_call *call, /* We analyse the number of packets that get ACK'd per RTT * period and increase the window if we managed to fill it. */ - if (call->peer->rtt_usage == 0) + if (call->peer->rtt_count == 0) goto out; if (ktime_before(skb->tstamp, - ktime_add_ns(call->cong_tstamp, - call->peer->rtt))) + ktime_add_us(call->cong_tstamp, + call->peer->srtt_us >> 3))) goto out_no_clear_ca; change = rxrpc_cong_rtt_window_end; call->cong_tstamp = skb->tstamp; @@ -803,6 +803,30 @@ static void rxrpc_input_soft_acks(struct rxrpc_call *call, u8 *acks, } /* + * Return true if the ACK is valid - ie. it doesn't appear to have regressed + * with respect to the ack state conveyed by preceding ACKs. + */ +static bool rxrpc_is_ack_valid(struct rxrpc_call *call, + rxrpc_seq_t first_pkt, rxrpc_seq_t prev_pkt) +{ + rxrpc_seq_t base = READ_ONCE(call->ackr_first_seq); + + if (after(first_pkt, base)) + return true; /* The window advanced */ + + if (before(first_pkt, base)) + return false; /* firstPacket regressed */ + + if (after_eq(prev_pkt, call->ackr_prev_seq)) + return true; /* previousPacket hasn't regressed. */ + + /* Some rx implementations put a serial number in previousPacket. */ + if (after_eq(prev_pkt, base + call->tx_winsize)) + return false; + return true; +} + +/* * Process an ACK packet. * * ack.firstPacket is the sequence number of the first soft-ACK'd/NAK'd packet @@ -865,9 +889,12 @@ static void rxrpc_input_ack(struct rxrpc_call *call, struct sk_buff *skb) } /* Discard any out-of-order or duplicate ACKs (outside lock). */ - if (before(first_soft_ack, call->ackr_first_seq) || - before(prev_pkt, call->ackr_prev_seq)) + if (!rxrpc_is_ack_valid(call, first_soft_ack, prev_pkt)) { + trace_rxrpc_rx_discard_ack(call->debug_id, sp->hdr.serial, + first_soft_ack, call->ackr_first_seq, + prev_pkt, call->ackr_prev_seq); return; + } buf.info.rxMTU = 0; ioffset = offset + nr_acks + 3; @@ -878,9 +905,12 @@ static void rxrpc_input_ack(struct rxrpc_call *call, struct sk_buff *skb) spin_lock(&call->input_lock); /* Discard any out-of-order or duplicate ACKs (inside lock). */ - if (before(first_soft_ack, call->ackr_first_seq) || - before(prev_pkt, call->ackr_prev_seq)) + if (!rxrpc_is_ack_valid(call, first_soft_ack, prev_pkt)) { + trace_rxrpc_rx_discard_ack(call->debug_id, sp->hdr.serial, + first_soft_ack, call->ackr_first_seq, + prev_pkt, call->ackr_prev_seq); goto out; + } call->acks_latest_ts = skb->tstamp; call->ackr_first_seq = first_soft_ack; diff --git a/net/rxrpc/misc.c b/net/rxrpc/misc.c index 214405f75346..d4144fd86f84 100644 --- a/net/rxrpc/misc.c +++ b/net/rxrpc/misc.c @@ -63,11 +63,6 @@ unsigned int rxrpc_rx_mtu = 5692; */ unsigned int rxrpc_rx_jumbo_max = 4; -/* - * Time till packet resend (in milliseconds). - */ -unsigned long rxrpc_resend_timeout = 4 * HZ; - const s8 rxrpc_ack_priority[] = { [0] = 0, [RXRPC_ACK_DELAY] = 1, diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c index 90e263c6aa69..f8b632a5c619 100644 --- a/net/rxrpc/output.c +++ b/net/rxrpc/output.c @@ -369,7 +369,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb, (test_and_clear_bit(RXRPC_CALL_EV_ACK_LOST, &call->events) || retrans || call->cong_mode == RXRPC_CALL_SLOW_START || - (call->peer->rtt_usage < 3 && sp->hdr.seq & 1) || + (call->peer->rtt_count < 3 && sp->hdr.seq & 1) || ktime_before(ktime_add_ms(call->peer->rtt_last_req, 1000), ktime_get_real()))) whdr.flags |= RXRPC_REQUEST_ACK; @@ -423,13 +423,10 @@ done: if (whdr.flags & RXRPC_REQUEST_ACK) { call->peer->rtt_last_req = skb->tstamp; trace_rxrpc_rtt_tx(call, rxrpc_rtt_tx_data, serial); - if (call->peer->rtt_usage > 1) { + if (call->peer->rtt_count > 1) { unsigned long nowj = jiffies, ack_lost_at; - ack_lost_at = nsecs_to_jiffies(2 * call->peer->rtt); - if (ack_lost_at < 1) - ack_lost_at = 1; - + ack_lost_at = rxrpc_get_rto_backoff(call->peer, retrans); ack_lost_at += nowj; WRITE_ONCE(call->ack_lost_at, ack_lost_at); rxrpc_reduce_call_timer(call, ack_lost_at, nowj, diff --git a/net/rxrpc/peer_event.c b/net/rxrpc/peer_event.c index 923b263c401b..b1449d971883 100644 --- a/net/rxrpc/peer_event.c +++ b/net/rxrpc/peer_event.c @@ -296,52 +296,6 @@ static void rxrpc_distribute_error(struct rxrpc_peer *peer, int error, } /* - * Add RTT information to cache. This is called in softirq mode and has - * exclusive access to the peer RTT data. - */ -void rxrpc_peer_add_rtt(struct rxrpc_call *call, enum rxrpc_rtt_rx_trace why, - rxrpc_serial_t send_serial, rxrpc_serial_t resp_serial, - ktime_t send_time, ktime_t resp_time) -{ - struct rxrpc_peer *peer = call->peer; - s64 rtt; - u64 sum = peer->rtt_sum, avg; - u8 cursor = peer->rtt_cursor, usage = peer->rtt_usage; - - rtt = ktime_to_ns(ktime_sub(resp_time, send_time)); - if (rtt < 0) - return; - - spin_lock(&peer->rtt_input_lock); - - /* Replace the oldest datum in the RTT buffer */ - sum -= peer->rtt_cache[cursor]; - sum += rtt; - peer->rtt_cache[cursor] = rtt; - peer->rtt_cursor = (cursor + 1) & (RXRPC_RTT_CACHE_SIZE - 1); - peer->rtt_sum = sum; - if (usage < RXRPC_RTT_CACHE_SIZE) { - usage++; - peer->rtt_usage = usage; - } - - spin_unlock(&peer->rtt_input_lock); - - /* Now recalculate the average */ - if (usage == RXRPC_RTT_CACHE_SIZE) { - avg = sum / RXRPC_RTT_CACHE_SIZE; - } else { - avg = sum; - do_div(avg, usage); - } - - /* Don't need to update this under lock */ - peer->rtt = avg; - trace_rxrpc_rtt_rx(call, why, send_serial, resp_serial, rtt, - usage, avg); -} - -/* * Perform keep-alive pings. */ static void rxrpc_peer_keepalive_dispatch(struct rxrpc_net *rxnet, diff --git a/net/rxrpc/peer_object.c b/net/rxrpc/peer_object.c index 452163eadb98..ca29976bb193 100644 --- a/net/rxrpc/peer_object.c +++ b/net/rxrpc/peer_object.c @@ -225,6 +225,8 @@ struct rxrpc_peer *rxrpc_alloc_peer(struct rxrpc_local *local, gfp_t gfp) spin_lock_init(&peer->rtt_input_lock); peer->debug_id = atomic_inc_return(&rxrpc_debug_id); + rxrpc_peer_init_rtt(peer); + if (RXRPC_TX_SMSS > 2190) peer->cong_cwnd = 2; else if (RXRPC_TX_SMSS > 1095) @@ -497,14 +499,14 @@ void rxrpc_kernel_get_peer(struct socket *sock, struct rxrpc_call *call, EXPORT_SYMBOL(rxrpc_kernel_get_peer); /** - * rxrpc_kernel_get_rtt - Get a call's peer RTT + * rxrpc_kernel_get_srtt - Get a call's peer smoothed RTT * @sock: The socket on which the call is in progress. * @call: The call to query * - * Get the call's peer RTT. + * Get the call's peer smoothed RTT. */ -u64 rxrpc_kernel_get_rtt(struct socket *sock, struct rxrpc_call *call) +u32 rxrpc_kernel_get_srtt(struct socket *sock, struct rxrpc_call *call) { - return call->peer->rtt; + return call->peer->srtt_us >> 3; } -EXPORT_SYMBOL(rxrpc_kernel_get_rtt); +EXPORT_SYMBOL(rxrpc_kernel_get_srtt); diff --git a/net/rxrpc/proc.c b/net/rxrpc/proc.c index b9d053e42821..8b179e3c802a 100644 --- a/net/rxrpc/proc.c +++ b/net/rxrpc/proc.c @@ -222,7 +222,7 @@ static int rxrpc_peer_seq_show(struct seq_file *seq, void *v) seq_puts(seq, "Proto Local " " Remote " - " Use CW MTU LastUse RTT Rc\n" + " Use CW MTU LastUse RTT RTO\n" ); return 0; } @@ -236,15 +236,15 @@ static int rxrpc_peer_seq_show(struct seq_file *seq, void *v) now = ktime_get_seconds(); seq_printf(seq, "UDP %-47.47s %-47.47s %3u" - " %3u %5u %6llus %12llu %2u\n", + " %3u %5u %6llus %8u %8u\n", lbuff, rbuff, atomic_read(&peer->usage), peer->cong_cwnd, peer->mtu, now - peer->last_tx_at, - peer->rtt, - peer->rtt_cursor); + peer->srtt_us >> 3, + jiffies_to_usecs(peer->rto_j)); return 0; } diff --git a/net/rxrpc/rtt.c b/net/rxrpc/rtt.c new file mode 100644 index 000000000000..928d8b34a3ee --- /dev/null +++ b/net/rxrpc/rtt.c @@ -0,0 +1,195 @@ +// SPDX-License-Identifier: GPL-2.0 +/* RTT/RTO calculation. + * + * Adapted from TCP for AF_RXRPC by David Howells (dhowells@redhat.com) + * + * https://tools.ietf.org/html/rfc6298 + * https://tools.ietf.org/html/rfc1122#section-4.2.3.1 + * http://ccr.sigcomm.org/archive/1995/jan95/ccr-9501-partridge87.pdf + */ + +#include <linux/net.h> +#include "ar-internal.h" + +#define RXRPC_RTO_MAX ((unsigned)(120 * HZ)) +#define RXRPC_TIMEOUT_INIT ((unsigned)(1*HZ)) /* RFC6298 2.1 initial RTO value */ +#define rxrpc_jiffies32 ((u32)jiffies) /* As rxrpc_jiffies32 */ +#define rxrpc_min_rtt_wlen 300 /* As sysctl_tcp_min_rtt_wlen */ + +static u32 rxrpc_rto_min_us(struct rxrpc_peer *peer) +{ + return 200; +} + +static u32 __rxrpc_set_rto(const struct rxrpc_peer *peer) +{ + return _usecs_to_jiffies((peer->srtt_us >> 3) + peer->rttvar_us); +} + +static u32 rxrpc_bound_rto(u32 rto) +{ + return min(rto, RXRPC_RTO_MAX); +} + +/* + * Called to compute a smoothed rtt estimate. The data fed to this + * routine either comes from timestamps, or from segments that were + * known _not_ to have been retransmitted [see Karn/Partridge + * Proceedings SIGCOMM 87]. The algorithm is from the SIGCOMM 88 + * piece by Van Jacobson. + * NOTE: the next three routines used to be one big routine. + * To save cycles in the RFC 1323 implementation it was better to break + * it up into three procedures. -- erics + */ +static void rxrpc_rtt_estimator(struct rxrpc_peer *peer, long sample_rtt_us) +{ + long m = sample_rtt_us; /* RTT */ + u32 srtt = peer->srtt_us; + + /* The following amusing code comes from Jacobson's + * article in SIGCOMM '88. Note that rtt and mdev + * are scaled versions of rtt and mean deviation. + * This is designed to be as fast as possible + * m stands for "measurement". + * + * On a 1990 paper the rto value is changed to: + * RTO = rtt + 4 * mdev + * + * Funny. This algorithm seems to be very broken. + * These formulae increase RTO, when it should be decreased, increase + * too slowly, when it should be increased quickly, decrease too quickly + * etc. I guess in BSD RTO takes ONE value, so that it is absolutely + * does not matter how to _calculate_ it. Seems, it was trap + * that VJ failed to avoid. 8) + */ + if (srtt != 0) { + m -= (srtt >> 3); /* m is now error in rtt est */ + srtt += m; /* rtt = 7/8 rtt + 1/8 new */ + if (m < 0) { + m = -m; /* m is now abs(error) */ + m -= (peer->mdev_us >> 2); /* similar update on mdev */ + /* This is similar to one of Eifel findings. + * Eifel blocks mdev updates when rtt decreases. + * This solution is a bit different: we use finer gain + * for mdev in this case (alpha*beta). + * Like Eifel it also prevents growth of rto, + * but also it limits too fast rto decreases, + * happening in pure Eifel. + */ + if (m > 0) + m >>= 3; + } else { + m -= (peer->mdev_us >> 2); /* similar update on mdev */ + } + + peer->mdev_us += m; /* mdev = 3/4 mdev + 1/4 new */ + if (peer->mdev_us > peer->mdev_max_us) { + peer->mdev_max_us = peer->mdev_us; + if (peer->mdev_max_us > peer->rttvar_us) + peer->rttvar_us = peer->mdev_max_us; + } + } else { + /* no previous measure. */ + srtt = m << 3; /* take the measured time to be rtt */ + peer->mdev_us = m << 1; /* make sure rto = 3*rtt */ + peer->rttvar_us = max(peer->mdev_us, rxrpc_rto_min_us(peer)); + peer->mdev_max_us = peer->rttvar_us; + } + + peer->srtt_us = max(1U, srtt); +} + +/* + * Calculate rto without backoff. This is the second half of Van Jacobson's + * routine referred to above. + */ +static void rxrpc_set_rto(struct rxrpc_peer *peer) +{ + u32 rto; + + /* 1. If rtt variance happened to be less 50msec, it is hallucination. + * It cannot be less due to utterly erratic ACK generation made + * at least by solaris and freebsd. "Erratic ACKs" has _nothing_ + * to do with delayed acks, because at cwnd>2 true delack timeout + * is invisible. Actually, Linux-2.4 also generates erratic + * ACKs in some circumstances. + */ + rto = __rxrpc_set_rto(peer); + + /* 2. Fixups made earlier cannot be right. + * If we do not estimate RTO correctly without them, + * all the algo is pure shit and should be replaced + * with correct one. It is exactly, which we pretend to do. + */ + + /* NOTE: clamping at RXRPC_RTO_MIN is not required, current algo + * guarantees that rto is higher. + */ + peer->rto_j = rxrpc_bound_rto(rto); +} + +static void rxrpc_ack_update_rtt(struct rxrpc_peer *peer, long rtt_us) +{ + if (rtt_us < 0) + return; + + //rxrpc_update_rtt_min(peer, rtt_us); + rxrpc_rtt_estimator(peer, rtt_us); + rxrpc_set_rto(peer); + + /* RFC6298: only reset backoff on valid RTT measurement. */ + peer->backoff = 0; +} + +/* + * Add RTT information to cache. This is called in softirq mode and has + * exclusive access to the peer RTT data. + */ +void rxrpc_peer_add_rtt(struct rxrpc_call *call, enum rxrpc_rtt_rx_trace why, + rxrpc_serial_t send_serial, rxrpc_serial_t resp_serial, + ktime_t send_time, ktime_t resp_time) +{ + struct rxrpc_peer *peer = call->peer; + s64 rtt_us; + + rtt_us = ktime_to_us(ktime_sub(resp_time, send_time)); + if (rtt_us < 0) + return; + + spin_lock(&peer->rtt_input_lock); + rxrpc_ack_update_rtt(peer, rtt_us); + if (peer->rtt_count < 3) + peer->rtt_count++; + spin_unlock(&peer->rtt_input_lock); + + trace_rxrpc_rtt_rx(call, why, send_serial, resp_serial, + peer->srtt_us >> 3, peer->rto_j); +} + +/* + * Get the retransmission timeout to set in jiffies, backing it off each time + * we retransmit. + */ +unsigned long rxrpc_get_rto_backoff(struct rxrpc_peer *peer, bool retrans) +{ + u64 timo_j; + u8 backoff = READ_ONCE(peer->backoff); + + timo_j = peer->rto_j; + timo_j <<= backoff; + if (retrans && timo_j * 2 <= RXRPC_RTO_MAX) + WRITE_ONCE(peer->backoff, backoff + 1); + + if (timo_j < 1) + timo_j = 1; + + return timo_j; +} + +void rxrpc_peer_init_rtt(struct rxrpc_peer *peer) +{ + peer->rto_j = RXRPC_TIMEOUT_INIT; + peer->mdev_us = jiffies_to_usecs(RXRPC_TIMEOUT_INIT); + peer->backoff = 0; + //minmax_reset(&peer->rtt_min, rxrpc_jiffies32, ~0U); +} diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index 098f1f9ec53b..52a24d4ef5d8 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -1148,7 +1148,7 @@ static int rxkad_verify_response(struct rxrpc_connection *conn, ret = rxkad_decrypt_ticket(conn, skb, ticket, ticket_len, &session_key, &expiry, _abort_code); if (ret < 0) - goto temporary_error_free_resp; + goto temporary_error_free_ticket; /* use the session key from inside the ticket to decrypt the * response */ @@ -1230,7 +1230,6 @@ protocol_error: temporary_error_free_ticket: kfree(ticket); -temporary_error_free_resp: kfree(response); temporary_error: /* Ignore the response packet if we got a temporary error such as diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c index 0fcf157aa09f..5e9c43d4a314 100644 --- a/net/rxrpc/sendmsg.c +++ b/net/rxrpc/sendmsg.c @@ -66,15 +66,14 @@ static int rxrpc_wait_for_tx_window_waitall(struct rxrpc_sock *rx, struct rxrpc_call *call) { rxrpc_seq_t tx_start, tx_win; - signed long rtt2, timeout; - u64 rtt; + signed long rtt, timeout; - rtt = READ_ONCE(call->peer->rtt); - rtt2 = nsecs_to_jiffies64(rtt) * 2; - if (rtt2 < 2) - rtt2 = 2; + rtt = READ_ONCE(call->peer->srtt_us) >> 3; + rtt = usecs_to_jiffies(rtt) * 2; + if (rtt < 2) + rtt = 2; - timeout = rtt2; + timeout = rtt; tx_start = READ_ONCE(call->tx_hard_ack); for (;;) { @@ -92,7 +91,7 @@ static int rxrpc_wait_for_tx_window_waitall(struct rxrpc_sock *rx, return -EINTR; if (tx_win != tx_start) { - timeout = rtt2; + timeout = rtt; tx_start = tx_win; } @@ -271,16 +270,9 @@ static int rxrpc_queue_packet(struct rxrpc_sock *rx, struct rxrpc_call *call, _debug("need instant resend %d", ret); rxrpc_instant_resend(call, ix); } else { - unsigned long now = jiffies, resend_at; + unsigned long now = jiffies; + unsigned long resend_at = now + call->peer->rto_j; - if (call->peer->rtt_usage > 1) - resend_at = nsecs_to_jiffies(call->peer->rtt * 3 / 2); - else - resend_at = rxrpc_resend_timeout; - if (resend_at < 1) - resend_at = 1; - - resend_at += now; WRITE_ONCE(call->resend_at, resend_at); rxrpc_reduce_call_timer(call, resend_at, now, rxrpc_timer_set_for_send); diff --git a/net/rxrpc/sysctl.c b/net/rxrpc/sysctl.c index 2bbb38161851..18dade4e6f9a 100644 --- a/net/rxrpc/sysctl.c +++ b/net/rxrpc/sysctl.c @@ -71,15 +71,6 @@ static struct ctl_table rxrpc_sysctl_table[] = { .extra1 = (void *)&one_jiffy, .extra2 = (void *)&max_jiffies, }, - { - .procname = "resend_timeout", - .data = &rxrpc_resend_timeout, - .maxlen = sizeof(unsigned long), - .mode = 0644, - .proc_handler = proc_doulongvec_ms_jiffies_minmax, - .extra1 = (void *)&one_jiffy, - .extra2 = (void *)&max_jiffies, - }, /* Non-time values */ { diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index 2bc29463e1dc..9f36fe911d08 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -1523,9 +1523,17 @@ static int sctp_cmd_interpreter(enum sctp_event_type event_type, timeout = asoc->timeouts[cmd->obj.to]; BUG_ON(!timeout); - timer->expires = jiffies + timeout; - sctp_association_hold(asoc); - add_timer(timer); + /* + * SCTP has a hard time with timer starts. Because we process + * timer starts as side effects, it can be hard to tell if we + * have already started a timer or not, which leads to BUG + * halts when we call add_timer. So here, instead of just starting + * a timer, if the timer is already started, and just mod + * the timer with the shorter of the two expiration times + */ + if (!timer_pending(timer)) + sctp_association_hold(asoc); + timer_reduce(timer, jiffies + timeout); break; case SCTP_CMD_TIMER_RESTART: diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c index 26788f4a3b9e..e86620fbd90f 100644 --- a/net/sctp/sm_statefuns.c +++ b/net/sctp/sm_statefuns.c @@ -1856,12 +1856,13 @@ static enum sctp_disposition sctp_sf_do_dupcook_a( /* Update the content of current association. */ sctp_add_cmd_sf(commands, SCTP_CMD_UPDATE_ASSOC, SCTP_ASOC(new_asoc)); sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev)); - if (sctp_state(asoc, SHUTDOWN_PENDING) && + if ((sctp_state(asoc, SHUTDOWN_PENDING) || + sctp_state(asoc, SHUTDOWN_SENT)) && (sctp_sstate(asoc->base.sk, CLOSING) || sock_flag(asoc->base.sk, SOCK_DEAD))) { - /* if were currently in SHUTDOWN_PENDING, but the socket - * has been closed by user, don't transition to ESTABLISHED. - * Instead trigger SHUTDOWN bundled with COOKIE_ACK. + /* If the socket has been closed by user, don't + * transition to ESTABLISHED. Instead trigger SHUTDOWN + * bundled with COOKIE_ACK. */ sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(repl)); return sctp_sf_do_9_2_start_shutdown(net, ep, asoc, diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index 25fbd8d9de74..ac5cac0dd24b 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -2032,7 +2032,6 @@ gss_unwrap_resp_priv(struct rpc_task *task, struct rpc_cred *cred, struct xdr_buf *rcv_buf = &rqstp->rq_rcv_buf; struct kvec *head = rqstp->rq_rcv_buf.head; struct rpc_auth *auth = cred->cr_auth; - unsigned int savedlen = rcv_buf->len; u32 offset, opaque_len, maj_stat; __be32 *p; @@ -2043,9 +2042,9 @@ gss_unwrap_resp_priv(struct rpc_task *task, struct rpc_cred *cred, offset = (u8 *)(p) - (u8 *)head->iov_base; if (offset + opaque_len > rcv_buf->len) goto unwrap_failed; - rcv_buf->len = offset + opaque_len; - maj_stat = gss_unwrap(ctx->gc_gss_ctx, offset, rcv_buf); + maj_stat = gss_unwrap(ctx->gc_gss_ctx, offset, + offset + opaque_len, rcv_buf); if (maj_stat == GSS_S_CONTEXT_EXPIRED) clear_bit(RPCAUTH_CRED_UPTODATE, &cred->cr_flags); if (maj_stat != GSS_S_COMPLETE) @@ -2059,10 +2058,9 @@ gss_unwrap_resp_priv(struct rpc_task *task, struct rpc_cred *cred, */ xdr_init_decode(xdr, rcv_buf, p, rqstp); - auth->au_rslack = auth->au_verfsize + 2 + - XDR_QUADLEN(savedlen - rcv_buf->len); - auth->au_ralign = auth->au_verfsize + 2 + - XDR_QUADLEN(savedlen - rcv_buf->len); + auth->au_rslack = auth->au_verfsize + 2 + ctx->gc_gss_ctx->slack; + auth->au_ralign = auth->au_verfsize + 2 + ctx->gc_gss_ctx->align; + return 0; unwrap_failed: trace_rpcgss_unwrap_failed(task); diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c index 6f2d30d7b766..e7180da1fc6a 100644 --- a/net/sunrpc/auth_gss/gss_krb5_crypto.c +++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c @@ -851,8 +851,8 @@ out_err: } u32 -gss_krb5_aes_decrypt(struct krb5_ctx *kctx, u32 offset, struct xdr_buf *buf, - u32 *headskip, u32 *tailskip) +gss_krb5_aes_decrypt(struct krb5_ctx *kctx, u32 offset, u32 len, + struct xdr_buf *buf, u32 *headskip, u32 *tailskip) { struct xdr_buf subbuf; u32 ret = 0; @@ -881,7 +881,7 @@ gss_krb5_aes_decrypt(struct krb5_ctx *kctx, u32 offset, struct xdr_buf *buf, /* create a segment skipping the header and leaving out the checksum */ xdr_buf_subsegment(buf, &subbuf, offset + GSS_KRB5_TOK_HDR_LEN, - (buf->len - offset - GSS_KRB5_TOK_HDR_LEN - + (len - offset - GSS_KRB5_TOK_HDR_LEN - kctx->gk5e->cksumlength)); nblocks = (subbuf.len + blocksize - 1) / blocksize; @@ -926,7 +926,7 @@ gss_krb5_aes_decrypt(struct krb5_ctx *kctx, u32 offset, struct xdr_buf *buf, goto out_err; /* Get the packet's hmac value */ - ret = read_bytes_from_xdr_buf(buf, buf->len - kctx->gk5e->cksumlength, + ret = read_bytes_from_xdr_buf(buf, len - kctx->gk5e->cksumlength, pkt_hmac, kctx->gk5e->cksumlength); if (ret) goto out_err; diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c index 6c1920eed771..cf0fd170ac18 100644 --- a/net/sunrpc/auth_gss/gss_krb5_wrap.c +++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c @@ -261,7 +261,9 @@ gss_wrap_kerberos_v1(struct krb5_ctx *kctx, int offset, } static u32 -gss_unwrap_kerberos_v1(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf) +gss_unwrap_kerberos_v1(struct krb5_ctx *kctx, int offset, int len, + struct xdr_buf *buf, unsigned int *slack, + unsigned int *align) { int signalg; int sealalg; @@ -279,12 +281,13 @@ gss_unwrap_kerberos_v1(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf) u32 conflen = kctx->gk5e->conflen; int crypt_offset; u8 *cksumkey; + unsigned int saved_len = buf->len; dprintk("RPC: gss_unwrap_kerberos\n"); ptr = (u8 *)buf->head[0].iov_base + offset; if (g_verify_token_header(&kctx->mech_used, &bodysize, &ptr, - buf->len - offset)) + len - offset)) return GSS_S_DEFECTIVE_TOKEN; if ((ptr[0] != ((KG_TOK_WRAP_MSG >> 8) & 0xff)) || @@ -324,6 +327,7 @@ gss_unwrap_kerberos_v1(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf) (!kctx->initiate && direction != 0)) return GSS_S_BAD_SIG; + buf->len = len; if (kctx->enctype == ENCTYPE_ARCFOUR_HMAC) { struct crypto_sync_skcipher *cipher; int err; @@ -376,11 +380,15 @@ gss_unwrap_kerberos_v1(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf) data_len = (buf->head[0].iov_base + buf->head[0].iov_len) - data_start; memmove(orig_start, data_start, data_len); buf->head[0].iov_len -= (data_start - orig_start); - buf->len -= (data_start - orig_start); + buf->len = len - (data_start - orig_start); if (gss_krb5_remove_padding(buf, blocksize)) return GSS_S_DEFECTIVE_TOKEN; + /* slack must include room for krb5 padding */ + *slack = XDR_QUADLEN(saved_len - buf->len); + /* The GSS blob always precedes the RPC message payload */ + *align = *slack; return GSS_S_COMPLETE; } @@ -486,7 +494,9 @@ gss_wrap_kerberos_v2(struct krb5_ctx *kctx, u32 offset, } static u32 -gss_unwrap_kerberos_v2(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf) +gss_unwrap_kerberos_v2(struct krb5_ctx *kctx, int offset, int len, + struct xdr_buf *buf, unsigned int *slack, + unsigned int *align) { time64_t now; u8 *ptr; @@ -532,7 +542,7 @@ gss_unwrap_kerberos_v2(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf) if (rrc != 0) rotate_left(offset + 16, buf, rrc); - err = (*kctx->gk5e->decrypt_v2)(kctx, offset, buf, + err = (*kctx->gk5e->decrypt_v2)(kctx, offset, len, buf, &headskip, &tailskip); if (err) return GSS_S_FAILURE; @@ -542,7 +552,7 @@ gss_unwrap_kerberos_v2(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf) * it against the original */ err = read_bytes_from_xdr_buf(buf, - buf->len - GSS_KRB5_TOK_HDR_LEN - tailskip, + len - GSS_KRB5_TOK_HDR_LEN - tailskip, decrypted_hdr, GSS_KRB5_TOK_HDR_LEN); if (err) { dprintk("%s: error %u getting decrypted_hdr\n", __func__, err); @@ -568,18 +578,19 @@ gss_unwrap_kerberos_v2(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf) * Note that buf->head[0].iov_len may indicate the available * head buffer space rather than that actually occupied. */ - movelen = min_t(unsigned int, buf->head[0].iov_len, buf->len); + movelen = min_t(unsigned int, buf->head[0].iov_len, len); movelen -= offset + GSS_KRB5_TOK_HDR_LEN + headskip; - if (offset + GSS_KRB5_TOK_HDR_LEN + headskip + movelen > - buf->head[0].iov_len) - return GSS_S_FAILURE; + BUG_ON(offset + GSS_KRB5_TOK_HDR_LEN + headskip + movelen > + buf->head[0].iov_len); memmove(ptr, ptr + GSS_KRB5_TOK_HDR_LEN + headskip, movelen); buf->head[0].iov_len -= GSS_KRB5_TOK_HDR_LEN + headskip; - buf->len -= GSS_KRB5_TOK_HDR_LEN + headskip; + buf->len = len - GSS_KRB5_TOK_HDR_LEN + headskip; /* Trim off the trailing "extra count" and checksum blob */ - buf->len -= ec + GSS_KRB5_TOK_HDR_LEN + tailskip; + xdr_buf_trim(buf, ec + GSS_KRB5_TOK_HDR_LEN + tailskip); + *align = XDR_QUADLEN(GSS_KRB5_TOK_HDR_LEN + headskip); + *slack = *align + XDR_QUADLEN(ec + GSS_KRB5_TOK_HDR_LEN + tailskip); return GSS_S_COMPLETE; } @@ -603,7 +614,8 @@ gss_wrap_kerberos(struct gss_ctx *gctx, int offset, } u32 -gss_unwrap_kerberos(struct gss_ctx *gctx, int offset, struct xdr_buf *buf) +gss_unwrap_kerberos(struct gss_ctx *gctx, int offset, + int len, struct xdr_buf *buf) { struct krb5_ctx *kctx = gctx->internal_ctx_id; @@ -613,9 +625,11 @@ gss_unwrap_kerberos(struct gss_ctx *gctx, int offset, struct xdr_buf *buf) case ENCTYPE_DES_CBC_RAW: case ENCTYPE_DES3_CBC_RAW: case ENCTYPE_ARCFOUR_HMAC: - return gss_unwrap_kerberos_v1(kctx, offset, buf); + return gss_unwrap_kerberos_v1(kctx, offset, len, buf, + &gctx->slack, &gctx->align); case ENCTYPE_AES128_CTS_HMAC_SHA1_96: case ENCTYPE_AES256_CTS_HMAC_SHA1_96: - return gss_unwrap_kerberos_v2(kctx, offset, buf); + return gss_unwrap_kerberos_v2(kctx, offset, len, buf, + &gctx->slack, &gctx->align); } } diff --git a/net/sunrpc/auth_gss/gss_mech_switch.c b/net/sunrpc/auth_gss/gss_mech_switch.c index db550bfc2642..69316ab1b9fa 100644 --- a/net/sunrpc/auth_gss/gss_mech_switch.c +++ b/net/sunrpc/auth_gss/gss_mech_switch.c @@ -411,10 +411,11 @@ gss_wrap(struct gss_ctx *ctx_id, u32 gss_unwrap(struct gss_ctx *ctx_id, int offset, + int len, struct xdr_buf *buf) { return ctx_id->mech_type->gm_ops - ->gss_unwrap(ctx_id, offset, buf); + ->gss_unwrap(ctx_id, offset, len, buf); } diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c index 54ae5be62f6a..50d93c49ef1a 100644 --- a/net/sunrpc/auth_gss/svcauth_gss.c +++ b/net/sunrpc/auth_gss/svcauth_gss.c @@ -906,7 +906,7 @@ unwrap_integ_data(struct svc_rqst *rqstp, struct xdr_buf *buf, u32 seq, struct g if (svc_getnl(&buf->head[0]) != seq) goto out; /* trim off the mic and padding at the end before returning */ - buf->len -= 4 + round_up_to_quad(mic.len); + xdr_buf_trim(buf, round_up_to_quad(mic.len) + 4); stat = 0; out: kfree(mic.data); @@ -934,7 +934,7 @@ static int unwrap_priv_data(struct svc_rqst *rqstp, struct xdr_buf *buf, u32 seq, struct gss_ctx *ctx) { u32 priv_len, maj_stat; - int pad, saved_len, remaining_len, offset; + int pad, remaining_len, offset; clear_bit(RQ_SPLICE_OK, &rqstp->rq_flags); @@ -954,12 +954,8 @@ unwrap_priv_data(struct svc_rqst *rqstp, struct xdr_buf *buf, u32 seq, struct gs buf->len -= pad; fix_priv_head(buf, pad); - /* Maybe it would be better to give gss_unwrap a length parameter: */ - saved_len = buf->len; - buf->len = priv_len; - maj_stat = gss_unwrap(ctx, 0, buf); + maj_stat = gss_unwrap(ctx, 0, priv_len, buf); pad = priv_len - buf->len; - buf->len = saved_len; buf->len -= pad; /* The upper layers assume the buffer is aligned on 4-byte boundaries. * In the krb5p case, at least, the data ends up offset, so we need to diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 8350d3a2e9a7..61b21dafd7c0 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -889,7 +889,9 @@ static void rpc_free_client_work(struct work_struct *work) * here. */ rpc_clnt_debugfs_unregister(clnt); + rpc_free_clid(clnt); rpc_clnt_remove_pipedir(clnt); + xprt_put(rcu_dereference_raw(clnt->cl_xprt)); kfree(clnt); rpciod_down(); @@ -907,10 +909,8 @@ rpc_free_client(struct rpc_clnt *clnt) rpc_unregister_client(clnt); rpc_free_iostats(clnt->cl_metrics); clnt->cl_metrics = NULL; - xprt_put(rcu_dereference_raw(clnt->cl_xprt)); xprt_iter_destroy(&clnt->cl_xpi); put_cred(clnt->cl_cred); - rpc_free_clid(clnt); INIT_WORK(&clnt->cl_work, rpc_free_client_work); schedule_work(&clnt->cl_work); @@ -2433,6 +2433,11 @@ rpc_check_timeout(struct rpc_task *task) { struct rpc_clnt *clnt = task->tk_client; + if (RPC_SIGNALLED(task)) { + rpc_call_rpcerror(task, -ERESTARTSYS); + return; + } + if (xprt_adjust_timeout(task->tk_rqstp) == 0) return; diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index 15b58c5144f9..6f7d82fb1eb0 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -1150,6 +1150,47 @@ xdr_buf_subsegment(struct xdr_buf *buf, struct xdr_buf *subbuf, } EXPORT_SYMBOL_GPL(xdr_buf_subsegment); +/** + * xdr_buf_trim - lop at most "len" bytes off the end of "buf" + * @buf: buf to be trimmed + * @len: number of bytes to reduce "buf" by + * + * Trim an xdr_buf by the given number of bytes by fixing up the lengths. Note + * that it's possible that we'll trim less than that amount if the xdr_buf is + * too small, or if (for instance) it's all in the head and the parser has + * already read too far into it. + */ +void xdr_buf_trim(struct xdr_buf *buf, unsigned int len) +{ + size_t cur; + unsigned int trim = len; + + if (buf->tail[0].iov_len) { + cur = min_t(size_t, buf->tail[0].iov_len, trim); + buf->tail[0].iov_len -= cur; + trim -= cur; + if (!trim) + goto fix_len; + } + + if (buf->page_len) { + cur = min_t(unsigned int, buf->page_len, trim); + buf->page_len -= cur; + trim -= cur; + if (!trim) + goto fix_len; + } + + if (buf->head[0].iov_len) { + cur = min_t(size_t, buf->head[0].iov_len, trim); + buf->head[0].iov_len -= cur; + trim -= cur; + } +fix_len: + buf->len -= (len - trim); +} +EXPORT_SYMBOL_GPL(xdr_buf_trim); + static void __read_bytes_from_xdr_buf(struct xdr_buf *subbuf, void *obj, unsigned int len) { unsigned int this_len; diff --git a/net/tipc/socket.c b/net/tipc/socket.c index 87466607097f..e370ad0edd76 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -1739,22 +1739,21 @@ static int tipc_sk_anc_data_recv(struct msghdr *m, struct sk_buff *skb, return 0; } -static void tipc_sk_send_ack(struct tipc_sock *tsk) +static struct sk_buff *tipc_sk_build_ack(struct tipc_sock *tsk) { struct sock *sk = &tsk->sk; - struct net *net = sock_net(sk); struct sk_buff *skb = NULL; struct tipc_msg *msg; u32 peer_port = tsk_peer_port(tsk); u32 dnode = tsk_peer_node(tsk); if (!tipc_sk_connected(sk)) - return; + return NULL; skb = tipc_msg_create(CONN_MANAGER, CONN_ACK, INT_H_SIZE, 0, dnode, tsk_own_node(tsk), peer_port, tsk->portid, TIPC_OK); if (!skb) - return; + return NULL; msg = buf_msg(skb); msg_set_conn_ack(msg, tsk->rcv_unacked); tsk->rcv_unacked = 0; @@ -1764,7 +1763,19 @@ static void tipc_sk_send_ack(struct tipc_sock *tsk) tsk->rcv_win = tsk_adv_blocks(tsk->sk.sk_rcvbuf); msg_set_adv_win(msg, tsk->rcv_win); } - tipc_node_xmit_skb(net, skb, dnode, msg_link_selector(msg)); + return skb; +} + +static void tipc_sk_send_ack(struct tipc_sock *tsk) +{ + struct sk_buff *skb; + + skb = tipc_sk_build_ack(tsk); + if (!skb) + return; + + tipc_node_xmit_skb(sock_net(&tsk->sk), skb, tsk_peer_node(tsk), + msg_link_selector(buf_msg(skb))); } static int tipc_wait_for_rcvmsg(struct socket *sock, long *timeop) @@ -1938,7 +1949,6 @@ static int tipc_recvstream(struct socket *sock, struct msghdr *m, bool peek = flags & MSG_PEEK; int offset, required, copy, copied = 0; int hlen, dlen, err, rc; - bool ack = false; long timeout; /* Catch invalid receive attempts */ @@ -1983,7 +1993,6 @@ static int tipc_recvstream(struct socket *sock, struct msghdr *m, /* Copy data if msg ok, otherwise return error/partial data */ if (likely(!err)) { - ack = msg_ack_required(hdr); offset = skb_cb->bytes_read; copy = min_t(int, dlen - offset, buflen - copied); rc = skb_copy_datagram_msg(skb, hlen + offset, m, copy); @@ -2011,7 +2020,7 @@ static int tipc_recvstream(struct socket *sock, struct msghdr *m, /* Send connection flow control advertisement when applicable */ tsk->rcv_unacked += tsk_inc(tsk, hlen + dlen); - if (ack || tsk->rcv_unacked >= tsk->rcv_win / TIPC_ACK_RATE) + if (tsk->rcv_unacked >= tsk->rcv_win / TIPC_ACK_RATE) tipc_sk_send_ack(tsk); /* Exit if all requested data or FIN/error received */ @@ -2105,9 +2114,11 @@ static void tipc_sk_proto_rcv(struct sock *sk, * tipc_sk_filter_connect - check incoming message for a connection-based socket * @tsk: TIPC socket * @skb: pointer to message buffer. + * @xmitq: for Nagle ACK if any * Returns true if message should be added to receive queue, false otherwise */ -static bool tipc_sk_filter_connect(struct tipc_sock *tsk, struct sk_buff *skb) +static bool tipc_sk_filter_connect(struct tipc_sock *tsk, struct sk_buff *skb, + struct sk_buff_head *xmitq) { struct sock *sk = &tsk->sk; struct net *net = sock_net(sk); @@ -2171,8 +2182,17 @@ static bool tipc_sk_filter_connect(struct tipc_sock *tsk, struct sk_buff *skb) if (!skb_queue_empty(&sk->sk_write_queue)) tipc_sk_push_backlog(tsk); /* Accept only connection-based messages sent by peer */ - if (likely(con_msg && !err && pport == oport && pnode == onode)) + if (likely(con_msg && !err && pport == oport && + pnode == onode)) { + if (msg_ack_required(hdr)) { + struct sk_buff *skb; + + skb = tipc_sk_build_ack(tsk); + if (skb) + __skb_queue_tail(xmitq, skb); + } return true; + } if (!tsk_peer_msg(tsk, hdr)) return false; if (!err) @@ -2267,7 +2287,7 @@ static void tipc_sk_filter_rcv(struct sock *sk, struct sk_buff *skb, while ((skb = __skb_dequeue(&inputq))) { hdr = buf_msg(skb); limit = rcvbuf_limit(sk, skb); - if ((sk_conn && !tipc_sk_filter_connect(tsk, skb)) || + if ((sk_conn && !tipc_sk_filter_connect(tsk, skb, xmitq)) || (!sk_conn && msg_connected(hdr)) || (!grp && msg_in_group(hdr))) err = TIPC_ERR_NO_PORT; diff --git a/net/tipc/subscr.h b/net/tipc/subscr.h index aa015c233898..6ebbec1bedd1 100644 --- a/net/tipc/subscr.h +++ b/net/tipc/subscr.h @@ -96,6 +96,16 @@ void tipc_sub_get(struct tipc_subscription *subscription); (swap_ ? swab32(val__) : val__); \ }) +/* tipc_sub_write - write val_ to field_ of struct sub_ in user endian format + */ +#define tipc_sub_write(sub_, field_, val_) \ + ({ \ + struct tipc_subscr *sub__ = sub_; \ + u32 val__ = val_; \ + int swap_ = !((sub__)->filter & TIPC_FILTER_MASK); \ + (sub__)->field_ = swap_ ? swab32(val__) : val__; \ + }) + /* tipc_evt_write - write val_ to field_ of struct evt_ in user endian format */ #define tipc_evt_write(evt_, field_, val_) \ diff --git a/net/tipc/topsrv.c b/net/tipc/topsrv.c index 73dbed0c4b6b..446af7bbd13e 100644 --- a/net/tipc/topsrv.c +++ b/net/tipc/topsrv.c @@ -237,8 +237,8 @@ static void tipc_conn_delete_sub(struct tipc_conn *con, struct tipc_subscr *s) if (!s || !memcmp(s, &sub->evt.s, sizeof(*s))) { tipc_sub_unsubscribe(sub); atomic_dec(&tn->subscription_count); - } else if (s) { - break; + if (s) + break; } } spin_unlock_bh(&con->sub_lock); @@ -362,9 +362,10 @@ static int tipc_conn_rcv_sub(struct tipc_topsrv *srv, { struct tipc_net *tn = tipc_net(srv->net); struct tipc_subscription *sub; + u32 s_filter = tipc_sub_read(s, filter); - if (tipc_sub_read(s, filter) & TIPC_SUB_CANCEL) { - s->filter &= __constant_ntohl(~TIPC_SUB_CANCEL); + if (s_filter & TIPC_SUB_CANCEL) { + tipc_sub_write(s, filter, s_filter & ~TIPC_SUB_CANCEL); tipc_conn_delete_sub(con, s); return 0; } @@ -400,7 +401,9 @@ static int tipc_conn_rcv_from_sock(struct tipc_conn *con) return -EWOULDBLOCK; if (ret == sizeof(s)) { read_lock_bh(&sk->sk_callback_lock); - ret = tipc_conn_rcv_sub(srv, con, &s); + /* RACE: the connection can be closed in the meantime */ + if (likely(connected(con))) + ret = tipc_conn_rcv_sub(srv, con, &s); read_unlock_bh(&sk->sk_callback_lock); if (!ret) return 0; diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c index d6620ad53546..28a283f26a8d 100644 --- a/net/tipc/udp_media.c +++ b/net/tipc/udp_media.c @@ -161,9 +161,11 @@ static int tipc_udp_xmit(struct net *net, struct sk_buff *skb, struct udp_bearer *ub, struct udp_media_addr *src, struct udp_media_addr *dst, struct dst_cache *cache) { - struct dst_entry *ndst = dst_cache_get(cache); + struct dst_entry *ndst; int ttl, err = 0; + local_bh_disable(); + ndst = dst_cache_get(cache); if (dst->proto == htons(ETH_P_IP)) { struct rtable *rt = (struct rtable *)ndst; @@ -210,9 +212,11 @@ static int tipc_udp_xmit(struct net *net, struct sk_buff *skb, src->port, dst->port, false); #endif } + local_bh_enable(); return err; tx_error: + local_bh_enable(); kfree_skb(skb); return err; } diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index e23f94a5549b..2d399b6c4075 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -780,7 +780,7 @@ static int tls_push_record(struct sock *sk, int flags, static int bpf_exec_tx_verdict(struct sk_msg *msg, struct sock *sk, bool full_record, u8 record_type, - size_t *copied, int flags) + ssize_t *copied, int flags) { struct tls_context *tls_ctx = tls_get_ctx(sk); struct tls_sw_context_tx *ctx = tls_sw_ctx_tx(tls_ctx); @@ -796,9 +796,10 @@ static int bpf_exec_tx_verdict(struct sk_msg *msg, struct sock *sk, psock = sk_psock_get(sk); if (!psock || !policy) { err = tls_push_record(sk, flags, record_type); - if (err && err != -EINPROGRESS) { + if (err && sk->sk_err == EBADMSG) { *copied -= sk_msg_free(sk, msg); tls_free_open_rec(sk); + err = -sk->sk_err; } if (psock) sk_psock_put(sk, psock); @@ -824,9 +825,10 @@ more_data: switch (psock->eval) { case __SK_PASS: err = tls_push_record(sk, flags, record_type); - if (err && err != -EINPROGRESS) { + if (err && sk->sk_err == EBADMSG) { *copied -= sk_msg_free(sk, msg); tls_free_open_rec(sk); + err = -sk->sk_err; goto out_err; } break; @@ -916,7 +918,8 @@ int tls_sw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size) unsigned char record_type = TLS_RECORD_TYPE_DATA; bool is_kvec = iov_iter_is_kvec(&msg->msg_iter); bool eor = !(msg->msg_flags & MSG_MORE); - size_t try_to_copy, copied = 0; + size_t try_to_copy; + ssize_t copied = 0; struct sk_msg *msg_pl, *msg_en; struct tls_rec *rec; int required_size; @@ -1118,7 +1121,7 @@ send_end: release_sock(sk); mutex_unlock(&tls_ctx->tx_lock); - return copied ? copied : ret; + return copied > 0 ? copied : ret; } static int tls_sw_do_sendpage(struct sock *sk, struct page *page, @@ -1132,7 +1135,7 @@ static int tls_sw_do_sendpage(struct sock *sk, struct page *page, struct sk_msg *msg_pl; struct tls_rec *rec; int num_async = 0; - size_t copied = 0; + ssize_t copied = 0; bool full_record; int record_room; int ret = 0; @@ -1234,7 +1237,7 @@ wait_for_memory: } sendpage_end: ret = sk_stream_error(sk, flags, ret); - return copied ? copied : ret; + return copied > 0 ? copied : ret; } int tls_sw_sendpage_locked(struct sock *sk, struct page *page, diff --git a/samples/bpf/lwt_len_hist_user.c b/samples/bpf/lwt_len_hist_user.c index 587b68b1f8dd..430a4b7e353e 100644 --- a/samples/bpf/lwt_len_hist_user.c +++ b/samples/bpf/lwt_len_hist_user.c @@ -15,8 +15,6 @@ #define MAX_INDEX 64 #define MAX_STARS 38 -char bpf_log_buf[BPF_LOG_BUF_SIZE]; - static void stars(char *str, long val, long max, int width) { int i; diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c index 280741fc0f5f..f6a3ecfadf80 100644 --- a/security/apparmor/apparmorfs.c +++ b/security/apparmor/apparmorfs.c @@ -454,7 +454,7 @@ static ssize_t policy_update(u32 mask, const char __user *buf, size_t size, */ error = aa_may_manage_policy(label, ns, mask); if (error) - return error; + goto end_section; data = aa_simple_write_to_buffer(buf, size, size, pos); error = PTR_ERR(data); @@ -462,6 +462,7 @@ static ssize_t policy_update(u32 mask, const char __user *buf, size_t size, error = aa_replace_profiles(ns, label, mask, data); aa_put_loaddata(data); } +end_section: end_current_label_crit_section(label); return error; diff --git a/security/apparmor/audit.c b/security/apparmor/audit.c index 5a98661a8b46..597732503815 100644 --- a/security/apparmor/audit.c +++ b/security/apparmor/audit.c @@ -197,8 +197,9 @@ int aa_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule) rule->label = aa_label_parse(&root_ns->unconfined->label, rulestr, GFP_KERNEL, true, false); if (IS_ERR(rule->label)) { + int err = PTR_ERR(rule->label); aa_audit_rule_free(rule); - return PTR_ERR(rule->label); + return err; } *vrule = rule; diff --git a/security/apparmor/domain.c b/security/apparmor/domain.c index 6ceb74e0f789..a84ef030fbd7 100644 --- a/security/apparmor/domain.c +++ b/security/apparmor/domain.c @@ -1328,6 +1328,7 @@ int aa_change_profile(const char *fqname, int flags) ctx->nnp = aa_get_label(label); if (!fqname || !*fqname) { + aa_put_label(label); AA_DEBUG("no profile name"); return -EINVAL; } @@ -1346,8 +1347,6 @@ int aa_change_profile(const char *fqname, int flags) op = OP_CHANGE_PROFILE; } - label = aa_get_current_label(); - if (*fqname == '&') { stack = true; /* don't have label_parse() do stacking */ diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c index 35682852ddea..764b896cd628 100644 --- a/security/integrity/evm/evm_crypto.c +++ b/security/integrity/evm/evm_crypto.c @@ -73,7 +73,7 @@ static struct shash_desc *init_desc(char type, uint8_t hash_algo) { long rc; const char *algo; - struct crypto_shash **tfm; + struct crypto_shash **tfm, *tmp_tfm; struct shash_desc *desc; if (type == EVM_XATTR_HMAC) { @@ -91,31 +91,31 @@ static struct shash_desc *init_desc(char type, uint8_t hash_algo) algo = hash_algo_name[hash_algo]; } - if (*tfm == NULL) { - mutex_lock(&mutex); - if (*tfm) - goto out; - *tfm = crypto_alloc_shash(algo, 0, CRYPTO_NOLOAD); - if (IS_ERR(*tfm)) { - rc = PTR_ERR(*tfm); - pr_err("Can not allocate %s (reason: %ld)\n", algo, rc); - *tfm = NULL; + if (*tfm) + goto alloc; + mutex_lock(&mutex); + if (*tfm) + goto unlock; + + tmp_tfm = crypto_alloc_shash(algo, 0, CRYPTO_NOLOAD); + if (IS_ERR(tmp_tfm)) { + pr_err("Can not allocate %s (reason: %ld)\n", algo, + PTR_ERR(tmp_tfm)); + mutex_unlock(&mutex); + return ERR_CAST(tmp_tfm); + } + if (type == EVM_XATTR_HMAC) { + rc = crypto_shash_setkey(tmp_tfm, evmkey, evmkey_len); + if (rc) { + crypto_free_shash(tmp_tfm); mutex_unlock(&mutex); return ERR_PTR(rc); } - if (type == EVM_XATTR_HMAC) { - rc = crypto_shash_setkey(*tfm, evmkey, evmkey_len); - if (rc) { - crypto_free_shash(*tfm); - *tfm = NULL; - mutex_unlock(&mutex); - return ERR_PTR(rc); - } - } -out: - mutex_unlock(&mutex); } - + *tfm = tmp_tfm; +unlock: + mutex_unlock(&mutex); +alloc: desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(*tfm), GFP_KERNEL); if (!desc) @@ -207,7 +207,7 @@ static int evm_calc_hmac_or_hash(struct dentry *dentry, data->hdr.length = crypto_shash_digestsize(desc->tfm); error = -ENODATA; - list_for_each_entry_rcu(xattr, &evm_config_xattrnames, list) { + list_for_each_entry_lockless(xattr, &evm_config_xattrnames, list) { bool is_ima = false; if (strcmp(xattr->name, XATTR_NAME_IMA) == 0) diff --git a/security/integrity/evm/evm_main.c b/security/integrity/evm/evm_main.c index d361d7fdafc4..0d36259b690d 100644 --- a/security/integrity/evm/evm_main.c +++ b/security/integrity/evm/evm_main.c @@ -97,7 +97,7 @@ static int evm_find_protected_xattrs(struct dentry *dentry) if (!(inode->i_opflags & IOP_XATTR)) return -EOPNOTSUPP; - list_for_each_entry_rcu(xattr, &evm_config_xattrnames, list) { + list_for_each_entry_lockless(xattr, &evm_config_xattrnames, list) { error = __vfs_getxattr(dentry, inode, xattr->name, NULL, 0); if (error < 0) { if (error == -ENODATA) @@ -228,7 +228,7 @@ static int evm_protected_xattr(const char *req_xattr_name) struct xattr_list *xattr; namelen = strlen(req_xattr_name); - list_for_each_entry_rcu(xattr, &evm_config_xattrnames, list) { + list_for_each_entry_lockless(xattr, &evm_config_xattrnames, list) { if ((strlen(xattr->name) == namelen) && (strncmp(req_xattr_name, xattr->name, namelen) == 0)) { found = 1; diff --git a/security/integrity/evm/evm_secfs.c b/security/integrity/evm/evm_secfs.c index 39ad1038d45d..cfc3075769bb 100644 --- a/security/integrity/evm/evm_secfs.c +++ b/security/integrity/evm/evm_secfs.c @@ -232,7 +232,14 @@ static ssize_t evm_write_xattrs(struct file *file, const char __user *buf, goto out; } - /* Guard against races in evm_read_xattrs */ + /* + * xattr_list_mutex guards against races in evm_read_xattrs(). + * Entries are only added to the evm_config_xattrnames list + * and never deleted. Therefore, the list is traversed + * using list_for_each_entry_lockless() without holding + * the mutex in evm_calc_hmac_or_hash(), evm_find_protected_xattrs() + * and evm_protected_xattr(). + */ mutex_lock(&xattr_list_mutex); list_for_each_entry(tmp, &evm_config_xattrnames, list) { if (strcmp(xattr->name, tmp->name) == 0) { diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c index 423c84f95a14..88b5e288f241 100644 --- a/security/integrity/ima/ima_crypto.c +++ b/security/integrity/ima/ima_crypto.c @@ -411,7 +411,7 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash) loff_t i_size; int rc; struct file *f = file; - bool new_file_instance = false, modified_flags = false; + bool new_file_instance = false, modified_mode = false; /* * For consistency, fail file's opened with the O_DIRECT flag on @@ -431,13 +431,13 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash) f = dentry_open(&file->f_path, flags, file->f_cred); if (IS_ERR(f)) { /* - * Cannot open the file again, lets modify f_flags + * Cannot open the file again, lets modify f_mode * of original and continue */ pr_info_ratelimited("Unable to reopen file for reading.\n"); f = file; - f->f_flags |= FMODE_READ; - modified_flags = true; + f->f_mode |= FMODE_READ; + modified_mode = true; } else { new_file_instance = true; } @@ -455,8 +455,8 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash) out: if (new_file_instance) fput(f); - else if (modified_flags) - f->f_flags &= ~FMODE_READ; + else if (modified_mode) + f->f_mode &= ~FMODE_READ; return rc; } diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c index a71e822a6e92..3efc8308ad26 100644 --- a/security/integrity/ima/ima_fs.c +++ b/security/integrity/ima/ima_fs.c @@ -338,8 +338,7 @@ static ssize_t ima_write_policy(struct file *file, const char __user *buf, integrity_audit_msg(AUDIT_INTEGRITY_STATUS, NULL, NULL, "policy_update", "signed policy required", 1, 0); - if (ima_appraise & IMA_APPRAISE_ENFORCE) - result = -EACCES; + result = -EACCES; } else { result = ima_parse_add_rule(data); } diff --git a/security/security.c b/security/security.c index 7fed24b9d57e..51de970fbb1e 100644 --- a/security/security.c +++ b/security/security.c @@ -1965,8 +1965,20 @@ EXPORT_SYMBOL(security_ismaclabel); int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen) { - return call_int_hook(secid_to_secctx, -EOPNOTSUPP, secid, secdata, - seclen); + struct security_hook_list *hp; + int rc; + + /* + * Currently, only one LSM can implement secid_to_secctx (i.e this + * LSM hook is not "stackable"). + */ + hlist_for_each_entry(hp, &security_hook_heads.secid_to_secctx, list) { + rc = hp->hook.secid_to_secctx(secid, secdata, seclen); + if (rc != LSM_RET_DEFAULT(secid_to_secctx)) + return rc; + } + + return LSM_RET_DEFAULT(secid_to_secctx); } EXPORT_SYMBOL(security_secid_to_secctx); diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index 872a852de75c..d531e1bc2b81 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -433,6 +433,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream, no_delta_check: if (runtime->status->hw_ptr == new_hw_ptr) { + runtime->hw_ptr_jiffies = curr_jiffies; update_audio_tstamp(substream, &curr_tstamp, &audio_tstamp); return 0; } diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c index 20dd08e1f675..2a688b711a9a 100644 --- a/sound/core/rawmidi.c +++ b/sound/core/rawmidi.c @@ -120,6 +120,17 @@ static void snd_rawmidi_input_event_work(struct work_struct *work) runtime->event(runtime->substream); } +/* buffer refcount management: call with runtime->lock held */ +static inline void snd_rawmidi_buffer_ref(struct snd_rawmidi_runtime *runtime) +{ + runtime->buffer_ref++; +} + +static inline void snd_rawmidi_buffer_unref(struct snd_rawmidi_runtime *runtime) +{ + runtime->buffer_ref--; +} + static int snd_rawmidi_runtime_create(struct snd_rawmidi_substream *substream) { struct snd_rawmidi_runtime *runtime; @@ -669,6 +680,11 @@ static int resize_runtime_buffer(struct snd_rawmidi_runtime *runtime, if (!newbuf) return -ENOMEM; spin_lock_irq(&runtime->lock); + if (runtime->buffer_ref) { + spin_unlock_irq(&runtime->lock); + kvfree(newbuf); + return -EBUSY; + } oldbuf = runtime->buffer; runtime->buffer = newbuf; runtime->buffer_size = params->buffer_size; @@ -1019,8 +1035,10 @@ static long snd_rawmidi_kernel_read1(struct snd_rawmidi_substream *substream, long result = 0, count1; struct snd_rawmidi_runtime *runtime = substream->runtime; unsigned long appl_ptr; + int err = 0; spin_lock_irqsave(&runtime->lock, flags); + snd_rawmidi_buffer_ref(runtime); while (count > 0 && runtime->avail) { count1 = runtime->buffer_size - runtime->appl_ptr; if (count1 > count) @@ -1039,16 +1057,19 @@ static long snd_rawmidi_kernel_read1(struct snd_rawmidi_substream *substream, if (userbuf) { spin_unlock_irqrestore(&runtime->lock, flags); if (copy_to_user(userbuf + result, - runtime->buffer + appl_ptr, count1)) { - return result > 0 ? result : -EFAULT; - } + runtime->buffer + appl_ptr, count1)) + err = -EFAULT; spin_lock_irqsave(&runtime->lock, flags); + if (err) + goto out; } result += count1; count -= count1; } + out: + snd_rawmidi_buffer_unref(runtime); spin_unlock_irqrestore(&runtime->lock, flags); - return result; + return result > 0 ? result : err; } long snd_rawmidi_kernel_read(struct snd_rawmidi_substream *substream, @@ -1342,6 +1363,7 @@ static long snd_rawmidi_kernel_write1(struct snd_rawmidi_substream *substream, return -EAGAIN; } } + snd_rawmidi_buffer_ref(runtime); while (count > 0 && runtime->avail > 0) { count1 = runtime->buffer_size - runtime->appl_ptr; if (count1 > count) @@ -1373,6 +1395,7 @@ static long snd_rawmidi_kernel_write1(struct snd_rawmidi_substream *substream, } __end: count1 = runtime->avail < runtime->buffer_size; + snd_rawmidi_buffer_unref(runtime); spin_unlock_irqrestore(&runtime->lock, flags); if (count1) snd_rawmidi_output_trigger(substream, 1); diff --git a/sound/firewire/amdtp-stream-trace.h b/sound/firewire/amdtp-stream-trace.h index 16c7f6605511..26e7cb555d3c 100644 --- a/sound/firewire/amdtp-stream-trace.h +++ b/sound/firewire/amdtp-stream-trace.h @@ -66,8 +66,7 @@ TRACE_EVENT(amdtp_packet, __entry->irq, __entry->index, __print_array(__get_dynamic_array(cip_header), - __get_dynamic_array_len(cip_header), - sizeof(u8))) + __get_dynamic_array_len(cip_header), 1)) ); #endif diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index c16f63957c5a..041d2a32059b 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2457,6 +2457,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte EP45-DS3/Z87X-UD3H", ALC889_FIXUP_FRONT_HP_NO_PRESENCE), SND_PCI_QUIRK(0x1458, 0xa0b8, "Gigabyte AZ370-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS), SND_PCI_QUIRK(0x1458, 0xa0cd, "Gigabyte X570 Aorus Master", ALC1220_FIXUP_CLEVO_P950), + SND_PCI_QUIRK(0x1458, 0xa0ce, "Gigabyte X570 Aorus Xtreme", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x1228, "MSI-GP63", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x1275, "MSI-GL63", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x1276, "MSI-GL73", ALC1220_FIXUP_CLEVO_P950), @@ -2472,6 +2473,9 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x1558, 0x97e1, "Clevo P970[ER][CDFN]", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1558, 0x65d1, "Clevo PB51[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS), SND_PCI_QUIRK(0x1558, 0x67d1, "Clevo PB71[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS), + SND_PCI_QUIRK(0x1558, 0x50d3, "Clevo PC50[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS), + SND_PCI_QUIRK(0x1558, 0x70d1, "Clevo PC70[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS), + SND_PCI_QUIRK(0x1558, 0x7714, "Clevo X170", ALC1220_FIXUP_CLEVO_PB51ED_PINS), SND_PCI_QUIRK_VENDOR(0x1558, "Clevo laptop", ALC882_FIXUP_EAPD), SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_FIXUP_EAPD), SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Y530", ALC882_FIXUP_LENOVO_Y530), @@ -5856,6 +5860,15 @@ static void alc233_alc662_fixup_lenovo_dual_codecs(struct hda_codec *codec, } } +static void alc225_fixup_s3_pop_noise(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + if (action != HDA_FIXUP_ACT_PRE_PROBE) + return; + + codec->power_save_node = 1; +} + /* Forcibly assign NID 0x03 to HP/LO while NID 0x02 to SPK for EQ */ static void alc274_fixup_bind_dacs(struct hda_codec *codec, const struct hda_fixup *fix, int action) @@ -5960,6 +5973,7 @@ enum { ALC269_FIXUP_HP_LINE1_MIC1_LED, ALC269_FIXUP_INV_DMIC, ALC269_FIXUP_LENOVO_DOCK, + ALC269_FIXUP_LENOVO_DOCK_LIMIT_BOOST, ALC269_FIXUP_NO_SHUTUP, ALC286_FIXUP_SONY_MIC_NO_PRESENCE, ALC269_FIXUP_PINCFG_NO_HP_TO_LINEOUT, @@ -6045,6 +6059,7 @@ enum { ALC233_FIXUP_ACER_HEADSET_MIC, ALC294_FIXUP_LENOVO_MIC_LOCATION, ALC225_FIXUP_DELL_WYSE_MIC_NO_PRESENCE, + ALC225_FIXUP_S3_POP_NOISE, ALC700_FIXUP_INTEL_REFERENCE, ALC274_FIXUP_DELL_BIND_DACS, ALC274_FIXUP_DELL_AIO_LINEOUT_VERB, @@ -6080,9 +6095,12 @@ enum { ALC294_FIXUP_ASUS_DUAL_SPK, ALC285_FIXUP_THINKPAD_HEADSET_JACK, ALC294_FIXUP_ASUS_HPE, + ALC294_FIXUP_ASUS_COEF_1B, ALC285_FIXUP_HP_GPIO_LED, ALC285_FIXUP_HP_MUTE_LED, ALC236_FIXUP_HP_MUTE_LED, + ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET, + ALC295_FIXUP_ASUS_MIC_NO_PRESENCE, }; static const struct hda_fixup alc269_fixups[] = { @@ -6280,6 +6298,12 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC269_FIXUP_PINCFG_NO_HP_TO_LINEOUT }, + [ALC269_FIXUP_LENOVO_DOCK_LIMIT_BOOST] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc269_fixup_limit_int_mic_boost, + .chained = true, + .chain_id = ALC269_FIXUP_LENOVO_DOCK, + }, [ALC269_FIXUP_PINCFG_NO_HP_TO_LINEOUT] = { .type = HDA_FIXUP_FUNC, .v.func = alc269_fixup_pincfg_no_hp_to_lineout, @@ -6932,6 +6956,12 @@ static const struct hda_fixup alc269_fixups[] = { { } }, .chained = true, + .chain_id = ALC225_FIXUP_S3_POP_NOISE + }, + [ALC225_FIXUP_S3_POP_NOISE] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc225_fixup_s3_pop_noise, + .chained = true, .chain_id = ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC }, [ALC700_FIXUP_INTEL_REFERENCE] = { @@ -7204,6 +7234,17 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC294_FIXUP_ASUS_HEADSET_MIC }, + [ALC294_FIXUP_ASUS_COEF_1B] = { + .type = HDA_FIXUP_VERBS, + .v.verbs = (const struct hda_verb[]) { + /* Set bit 10 to correct noisy output after reboot from + * Windows 10 (due to pop noise reduction?) + */ + { 0x20, AC_VERB_SET_COEF_INDEX, 0x1b }, + { 0x20, AC_VERB_SET_PROC_COEF, 0x4e4b }, + { } + }, + }, [ALC285_FIXUP_HP_GPIO_LED] = { .type = HDA_FIXUP_FUNC, .v.func = alc285_fixup_hp_gpio_led, @@ -7216,6 +7257,22 @@ static const struct hda_fixup alc269_fixups[] = { .type = HDA_FIXUP_FUNC, .v.func = alc236_fixup_hp_mute_led, }, + [ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET] = { + .type = HDA_FIXUP_VERBS, + .v.verbs = (const struct hda_verb[]) { + { 0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, 0xc5 }, + { } + }, + }, + [ALC295_FIXUP_ASUS_MIC_NO_PRESENCE] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x19, 0x01a1913c }, /* use as headset mic, without its own jack detect */ + { } + }, + .chained = true, + .chain_id = ALC269_FIXUP_HEADSET_MODE + }, }; static const struct snd_pci_quirk alc269_fixup_tbl[] = { @@ -7383,8 +7440,10 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x18b1, "Asus MJ401TA", ALC256_FIXUP_ASUS_HEADSET_MIC), SND_PCI_QUIRK(0x1043, 0x18f1, "Asus FX505DT", ALC256_FIXUP_ASUS_HEADSET_MIC), SND_PCI_QUIRK(0x1043, 0x19ce, "ASUS B9450FA", ALC294_FIXUP_ASUS_HPE), + SND_PCI_QUIRK(0x1043, 0x19e1, "ASUS UX581LV", ALC295_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1a13, "Asus G73Jw", ALC269_FIXUP_ASUS_G73JW), SND_PCI_QUIRK(0x1043, 0x1a30, "ASUS X705UD", ALC256_FIXUP_ASUS_MIC), + SND_PCI_QUIRK(0x1043, 0x1b11, "ASUS UX431DA", ALC294_FIXUP_ASUS_COEF_1B), SND_PCI_QUIRK(0x1043, 0x1b13, "Asus U41SV", ALC269_FIXUP_INV_DMIC), SND_PCI_QUIRK(0x1043, 0x1bbd, "ASUS Z550MA", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1c23, "Asus X55U", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), @@ -7410,6 +7469,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x10ec, 0x10f2, "Intel Reference board", ALC700_FIXUP_INTEL_REFERENCE), SND_PCI_QUIRK(0x10f7, 0x8338, "Panasonic CF-SZ6", ALC269_FIXUP_HEADSET_MODE), SND_PCI_QUIRK(0x144d, 0xc109, "Samsung Ativ book 9 (NP900X3G)", ALC269_FIXUP_INV_DMIC), + SND_PCI_QUIRK(0x144d, 0xc169, "Samsung Notebook 9 Pen (NP930SBE-K01US)", ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET), + SND_PCI_QUIRK(0x144d, 0xc176, "Samsung Notebook 9 Pro (NP930MBE-K04US)", ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET), SND_PCI_QUIRK(0x144d, 0xc740, "Samsung Ativ book 8 (NP870Z5G)", ALC269_FIXUP_ATIV_BOOK_8), SND_PCI_QUIRK(0x1458, 0xfa53, "Gigabyte BXBT-2807", ALC283_FIXUP_HEADSET_MIC), SND_PCI_QUIRK(0x1462, 0xb120, "MSI Cubi MS-B120", ALC283_FIXUP_HEADSET_MIC), @@ -7426,7 +7487,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x17aa, 0x21b8, "Thinkpad Edge 14", ALC269_FIXUP_SKU_IGNORE), SND_PCI_QUIRK(0x17aa, 0x21ca, "Thinkpad L412", ALC269_FIXUP_SKU_IGNORE), SND_PCI_QUIRK(0x17aa, 0x21e9, "Thinkpad Edge 15", ALC269_FIXUP_SKU_IGNORE), - SND_PCI_QUIRK(0x17aa, 0x21f6, "Thinkpad T530", ALC269_FIXUP_LENOVO_DOCK), + SND_PCI_QUIRK(0x17aa, 0x21f6, "Thinkpad T530", ALC269_FIXUP_LENOVO_DOCK_LIMIT_BOOST), SND_PCI_QUIRK(0x17aa, 0x21fa, "Thinkpad X230", ALC269_FIXUP_LENOVO_DOCK), SND_PCI_QUIRK(0x17aa, 0x21f3, "Thinkpad T430", ALC269_FIXUP_LENOVO_DOCK), SND_PCI_QUIRK(0x17aa, 0x21fb, "Thinkpad T430s", ALC269_FIXUP_LENOVO_DOCK), @@ -7565,6 +7626,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = { {.id = ALC269_FIXUP_HEADSET_MODE, .name = "headset-mode"}, {.id = ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC, .name = "headset-mode-no-hp-mic"}, {.id = ALC269_FIXUP_LENOVO_DOCK, .name = "lenovo-dock"}, + {.id = ALC269_FIXUP_LENOVO_DOCK_LIMIT_BOOST, .name = "lenovo-dock-limit-boost"}, {.id = ALC269_FIXUP_HP_GPIO_LED, .name = "hp-gpio-led"}, {.id = ALC269_FIXUP_HP_DOCK_GPIO_MIC1_LED, .name = "hp-dock-gpio-mic1-led"}, {.id = ALC269_FIXUP_DELL1_MIC_NO_PRESENCE, .name = "dell-headset-multi"}, @@ -7993,6 +8055,18 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = { {0x12, 0x90a60130}, {0x17, 0x90170110}, {0x21, 0x03211020}), + SND_HDA_PIN_QUIRK(0x10ec0295, 0x1043, "ASUS", ALC295_FIXUP_ASUS_MIC_NO_PRESENCE, + {0x12, 0x90a60120}, + {0x17, 0x90170110}, + {0x21, 0x04211030}), + SND_HDA_PIN_QUIRK(0x10ec0295, 0x1043, "ASUS", ALC295_FIXUP_ASUS_MIC_NO_PRESENCE, + {0x12, 0x90a60130}, + {0x17, 0x90170110}, + {0x21, 0x03211020}), + SND_HDA_PIN_QUIRK(0x10ec0295, 0x1043, "ASUS", ALC295_FIXUP_ASUS_MIC_NO_PRESENCE, + {0x12, 0x90a60130}, + {0x17, 0x90170110}, + {0x21, 0x03211020}), SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE, {0x14, 0x90170110}, {0x21, 0x04211020}), @@ -8209,8 +8283,6 @@ static int patch_alc269(struct hda_codec *codec) spec->gen.mixer_nid = 0; break; case 0x10ec0225: - codec->power_save_node = 1; - /* fall through */ case 0x10ec0295: case 0x10ec0299: spec->codec_variant = ALC269_TYPE_ALC225; diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c index 884d0cdec08c..73e1e5400506 100644 --- a/sound/pci/ice1712/ice1712.c +++ b/sound/pci/ice1712/ice1712.c @@ -2332,7 +2332,8 @@ static int snd_ice1712_chip_init(struct snd_ice1712 *ice) pci_write_config_byte(ice->pci, 0x61, ice->eeprom.data[ICE_EEP1_ACLINK]); pci_write_config_byte(ice->pci, 0x62, ice->eeprom.data[ICE_EEP1_I2SID]); pci_write_config_byte(ice->pci, 0x63, ice->eeprom.data[ICE_EEP1_SPDIF]); - if (ice->eeprom.subvendor != ICE1712_SUBDEVICE_STDSP24) { + if (ice->eeprom.subvendor != ICE1712_SUBDEVICE_STDSP24 && + ice->eeprom.subvendor != ICE1712_SUBDEVICE_STAUDIO_ADCIII) { ice->gpio.write_mask = ice->eeprom.gpiomask; ice->gpio.direction = ice->eeprom.gpiodir; snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c index 0260c750e156..bfdc6ad52785 100644 --- a/sound/usb/mixer_maps.c +++ b/sound/usb/mixer_maps.c @@ -549,6 +549,11 @@ static const struct usbmix_ctl_map usbmix_ctl_maps[] = { .map = trx40_mobo_map, .connector_map = trx40_mobo_connector_map, }, + { /* Asrock TRX40 Creator */ + .id = USB_ID(0x26ce, 0x0a01), + .map = trx40_mobo_map, + .connector_map = trx40_mobo_connector_map, + }, { 0 } /* terminator */ }; diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h index a1df4c5b4f8c..6313c30f5c85 100644 --- a/sound/usb/quirks-table.h +++ b/sound/usb/quirks-table.h @@ -3563,6 +3563,7 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"), ALC1220_VB_DESKTOP(0x0414, 0xa002), /* Gigabyte TRX40 Aorus Pro WiFi */ ALC1220_VB_DESKTOP(0x0db0, 0x0d64), /* MSI TRX40 Creator */ ALC1220_VB_DESKTOP(0x0db0, 0x543d), /* MSI TRX40 */ +ALC1220_VB_DESKTOP(0x26ce, 0x0a01), /* Asrock TRX40 Creator */ #undef ALC1220_VB_DESKTOP #undef USB_DEVICE_VENDOR_SPEC diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 848a4cc25bed..d8a765be5dfe 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1636,13 +1636,14 @@ void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe, && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) msleep(20); - /* Zoom R16/24, Logitech H650e, Jabra 550a needs a tiny delay here, - * otherwise requests like get/set frequency return as failed despite - * actually succeeding. + /* Zoom R16/24, Logitech H650e, Jabra 550a, Kingston HyperX needs a tiny + * delay here, otherwise requests like get/set frequency return as + * failed despite actually succeeding. */ if ((chip->usb_id == USB_ID(0x1686, 0x00dd) || chip->usb_id == USB_ID(0x046d, 0x0a46) || - chip->usb_id == USB_ID(0x0b0e, 0x0349)) && + chip->usb_id == USB_ID(0x0b0e, 0x0349) || + chip->usb_id == USB_ID(0x0951, 0x16ad)) && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) usleep_range(1000, 2000); } diff --git a/tools/bootconfig/main.c b/tools/bootconfig/main.c index 001076c51712..0efaf45f7367 100644 --- a/tools/bootconfig/main.c +++ b/tools/bootconfig/main.c @@ -337,6 +337,7 @@ int apply_xbc(const char *path, const char *xbc_path) pr_err("Failed to apply a boot config magic: %d\n", ret); goto out; } + ret = 0; out: close(fd); free(data); diff --git a/tools/lib/bpf/bpf_tracing.h b/tools/lib/bpf/bpf_tracing.h index f3f3c3fb98cb..48a9c7c69ef1 100644 --- a/tools/lib/bpf/bpf_tracing.h +++ b/tools/lib/bpf/bpf_tracing.h @@ -148,11 +148,11 @@ struct pt_regs; #define PT_REGS_PARM3_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), gprs[4]) #define PT_REGS_PARM4_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), gprs[5]) #define PT_REGS_PARM5_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), gprs[6]) -#define PT_REGS_RET_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), grps[14]) +#define PT_REGS_RET_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), gprs[14]) #define PT_REGS_FP_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), gprs[11]) #define PT_REGS_RC_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), gprs[2]) #define PT_REGS_SP_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), gprs[15]) -#define PT_REGS_IP_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), pdw.addr) +#define PT_REGS_IP_CORE(x) BPF_CORE_READ((PT_REGS_S390 *)(x), psw.addr) #elif defined(bpf_target_arm) diff --git a/tools/testing/selftests/bpf/prog_tests/mmap.c b/tools/testing/selftests/bpf/prog_tests/mmap.c index 56d80adcf4bd..43d0b5578f46 100644 --- a/tools/testing/selftests/bpf/prog_tests/mmap.c +++ b/tools/testing/selftests/bpf/prog_tests/mmap.c @@ -19,7 +19,7 @@ void test_mmap(void) const size_t map_sz = roundup_page(sizeof(struct map_data)); const int zero = 0, one = 1, two = 2, far = 1500; const long page_size = sysconf(_SC_PAGE_SIZE); - int err, duration = 0, i, data_map_fd, data_map_id, tmp_fd; + int err, duration = 0, i, data_map_fd, data_map_id, tmp_fd, rdmap_fd; struct bpf_map *data_map, *bss_map; void *bss_mmaped = NULL, *map_mmaped = NULL, *tmp1, *tmp2; struct test_mmap__bss *bss_data; @@ -37,6 +37,17 @@ void test_mmap(void) data_map = skel->maps.data_map; data_map_fd = bpf_map__fd(data_map); + rdmap_fd = bpf_map__fd(skel->maps.rdonly_map); + tmp1 = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, rdmap_fd, 0); + if (CHECK(tmp1 != MAP_FAILED, "rdonly_write_mmap", "unexpected success\n")) { + munmap(tmp1, 4096); + goto cleanup; + } + /* now double-check if it's mmap()'able at all */ + tmp1 = mmap(NULL, 4096, PROT_READ, MAP_SHARED, rdmap_fd, 0); + if (CHECK(tmp1 == MAP_FAILED, "rdonly_read_mmap", "failed: %d\n", errno)) + goto cleanup; + /* get map's ID */ memset(&map_info, 0, map_info_sz); err = bpf_obj_get_info_by_fd(data_map_fd, &map_info, &map_info_sz); @@ -217,6 +228,14 @@ void test_mmap(void) munmap(tmp2, 4 * page_size); + /* map all 4 pages, but with pg_off=1 page, should fail */ + tmp1 = mmap(NULL, 4 * page_size, PROT_READ, MAP_SHARED | MAP_FIXED, + data_map_fd, page_size /* initial page shift */); + if (CHECK(tmp1 != MAP_FAILED, "adv_mmap7", "unexpected success")) { + munmap(tmp1, 4 * page_size); + goto cleanup; + } + tmp1 = mmap(NULL, map_sz, PROT_READ, MAP_SHARED, data_map_fd, 0); if (CHECK(tmp1 == MAP_FAILED, "last_mmap", "failed %d\n", errno)) goto cleanup; diff --git a/tools/testing/selftests/bpf/progs/test_mmap.c b/tools/testing/selftests/bpf/progs/test_mmap.c index 6239596cd14e..4eb42cff5fe9 100644 --- a/tools/testing/selftests/bpf/progs/test_mmap.c +++ b/tools/testing/selftests/bpf/progs/test_mmap.c @@ -9,6 +9,14 @@ char _license[] SEC("license") = "GPL"; struct { __uint(type, BPF_MAP_TYPE_ARRAY); + __uint(max_entries, 4096); + __uint(map_flags, BPF_F_MMAPABLE | BPF_F_RDONLY_PROG); + __type(key, __u32); + __type(value, char); +} rdonly_map SEC(".maps"); + +struct { + __uint(type, BPF_MAP_TYPE_ARRAY); __uint(max_entries, 512 * 4); /* at least 4 pages of data */ __uint(map_flags, BPF_F_MMAPABLE); __type(key, __u32); diff --git a/tools/testing/selftests/bpf/progs/test_overhead.c b/tools/testing/selftests/bpf/progs/test_overhead.c index 56a50b25cd33..abb7344b531f 100644 --- a/tools/testing/selftests/bpf/progs/test_overhead.c +++ b/tools/testing/selftests/bpf/progs/test_overhead.c @@ -30,13 +30,13 @@ int prog3(struct bpf_raw_tracepoint_args *ctx) SEC("fentry/__set_task_comm") int BPF_PROG(prog4, struct task_struct *tsk, const char *buf, bool exec) { - return !tsk; + return 0; } SEC("fexit/__set_task_comm") int BPF_PROG(prog5, struct task_struct *tsk, const char *buf, bool exec) { - return !tsk; + return 0; } char _license[] SEC("license") = "GPL"; diff --git a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c index cd5e1f602ac9..909da9cdda97 100644 --- a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c +++ b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c @@ -351,6 +351,7 @@ static int test_alloc_errors(char *heap_name) } printf("Expected error checking passed\n"); + ret = 0; out: if (dmabuf_fd >= 0) close(dmabuf_fd); diff --git a/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh b/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh index 24dd8ed48580..b025daea062d 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh @@ -300,7 +300,7 @@ test_uc_aware() local i for ((i = 0; i < attempts; ++i)); do - if $ARPING -c 1 -I $h1 -b 192.0.2.66 -q -w 0.1; then + if $ARPING -c 1 -I $h1 -b 192.0.2.66 -q -w 1; then ((passes++)) fi diff --git a/tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh b/tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh index dbd1e014ba17..da49ad2761b5 100755 --- a/tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh +++ b/tools/testing/selftests/drivers/net/netdevsim/devlink_trap.sh @@ -264,6 +264,8 @@ trap_policer_test() local packets_t0 local packets_t1 + RET=0 + if [ $(devlink_trap_policers_num_get) -eq 0 ]; then check_err 1 "Failed to dump policers" fi @@ -328,6 +330,8 @@ trap_group_check_policer() trap_policer_bind_test() { + RET=0 + devlink trap group set $DEVLINK_DEV group l2_drops policer 1 check_err $? "Failed to bind a valid policer" if [ $(devlink_trap_group_policer_get "l2_drops") -ne 1 ]; then diff --git a/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc b/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc index cbd174334a48..2b82c80edf69 100644 --- a/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc +++ b/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc @@ -17,7 +17,14 @@ unsup() { #msg exit_unsupported } -modprobe $MOD || unsup "$MOD module not available" +unres() { #msg + reset_tracer + rmmod $MOD || true + echo $1 + exit_unresolved +} + +modprobe $MOD || unres "$MOD module not available" rmmod $MOD grep -q "preemptoff" available_tracers || unsup "preemptoff tracer not enabled" diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile index b728c0a0f9b2..42f4f49f2a48 100644 --- a/tools/testing/selftests/kvm/Makefile +++ b/tools/testing/selftests/kvm/Makefile @@ -54,6 +54,7 @@ TEST_GEN_PROGS_x86_64 += x86_64/vmx_dirty_log_test TEST_GEN_PROGS_x86_64 += x86_64/vmx_set_nested_state_test TEST_GEN_PROGS_x86_64 += x86_64/vmx_tsc_adjust_test TEST_GEN_PROGS_x86_64 += x86_64/xss_msr_test +TEST_GEN_PROGS_x86_64 += x86_64/debug_regs TEST_GEN_PROGS_x86_64 += clear_dirty_log_test TEST_GEN_PROGS_x86_64 += demand_paging_test TEST_GEN_PROGS_x86_64 += dirty_log_test diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h index a99b875f50d2..92e184a422ee 100644 --- a/tools/testing/selftests/kvm/include/kvm_util.h +++ b/tools/testing/selftests/kvm/include/kvm_util.h @@ -143,6 +143,8 @@ struct kvm_run *vcpu_state(struct kvm_vm *vm, uint32_t vcpuid); void vcpu_run(struct kvm_vm *vm, uint32_t vcpuid); int _vcpu_run(struct kvm_vm *vm, uint32_t vcpuid); void vcpu_run_complete_io(struct kvm_vm *vm, uint32_t vcpuid); +void vcpu_set_guest_debug(struct kvm_vm *vm, uint32_t vcpuid, + struct kvm_guest_debug *debug); void vcpu_set_mp_state(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_mp_state *mp_state); void vcpu_regs_get(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_regs *regs); diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c index 8a3523d4434f..9622431069bc 100644 --- a/tools/testing/selftests/kvm/lib/kvm_util.c +++ b/tools/testing/selftests/kvm/lib/kvm_util.c @@ -1201,6 +1201,15 @@ void vcpu_run_complete_io(struct kvm_vm *vm, uint32_t vcpuid) ret, errno); } +void vcpu_set_guest_debug(struct kvm_vm *vm, uint32_t vcpuid, + struct kvm_guest_debug *debug) +{ + struct vcpu *vcpu = vcpu_find(vm, vcpuid); + int ret = ioctl(vcpu->fd, KVM_SET_GUEST_DEBUG, debug); + + TEST_ASSERT(ret == 0, "KVM_SET_GUEST_DEBUG failed: %d", ret); +} + /* * VM VCPU Set MP State * diff --git a/tools/testing/selftests/kvm/x86_64/debug_regs.c b/tools/testing/selftests/kvm/x86_64/debug_regs.c new file mode 100644 index 000000000000..8162c58a1234 --- /dev/null +++ b/tools/testing/selftests/kvm/x86_64/debug_regs.c @@ -0,0 +1,202 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * KVM guest debug register tests + * + * Copyright (C) 2020, Red Hat, Inc. + */ +#include <stdio.h> +#include <string.h> +#include "kvm_util.h" +#include "processor.h" + +#define VCPU_ID 0 + +#define DR6_BD (1 << 13) +#define DR7_GD (1 << 13) + +/* For testing data access debug BP */ +uint32_t guest_value; + +extern unsigned char sw_bp, hw_bp, write_data, ss_start, bd_start; + +static void guest_code(void) +{ + /* + * Software BP tests. + * + * NOTE: sw_bp need to be before the cmd here, because int3 is an + * exception rather than a normal trap for KVM_SET_GUEST_DEBUG (we + * capture it using the vcpu exception bitmap). + */ + asm volatile("sw_bp: int3"); + + /* Hardware instruction BP test */ + asm volatile("hw_bp: nop"); + + /* Hardware data BP test */ + asm volatile("mov $1234,%%rax;\n\t" + "mov %%rax,%0;\n\t write_data:" + : "=m" (guest_value) : : "rax"); + + /* Single step test, covers 2 basic instructions and 2 emulated */ + asm volatile("ss_start: " + "xor %%rax,%%rax\n\t" + "cpuid\n\t" + "movl $0x1a0,%%ecx\n\t" + "rdmsr\n\t" + : : : "rax", "ecx"); + + /* DR6.BD test */ + asm volatile("bd_start: mov %%dr0, %%rax" : : : "rax"); + GUEST_DONE(); +} + +#define CLEAR_DEBUG() memset(&debug, 0, sizeof(debug)) +#define APPLY_DEBUG() vcpu_set_guest_debug(vm, VCPU_ID, &debug) +#define CAST_TO_RIP(v) ((unsigned long long)&(v)) +#define SET_RIP(v) do { \ + vcpu_regs_get(vm, VCPU_ID, ®s); \ + regs.rip = (v); \ + vcpu_regs_set(vm, VCPU_ID, ®s); \ + } while (0) +#define MOVE_RIP(v) SET_RIP(regs.rip + (v)); + +int main(void) +{ + struct kvm_guest_debug debug; + unsigned long long target_dr6, target_rip; + struct kvm_regs regs; + struct kvm_run *run; + struct kvm_vm *vm; + struct ucall uc; + uint64_t cmd; + int i; + /* Instruction lengths starting at ss_start */ + int ss_size[4] = { + 3, /* xor */ + 2, /* cpuid */ + 5, /* mov */ + 2, /* rdmsr */ + }; + + if (!kvm_check_cap(KVM_CAP_SET_GUEST_DEBUG)) { + print_skip("KVM_CAP_SET_GUEST_DEBUG not supported"); + return 0; + } + + vm = vm_create_default(VCPU_ID, 0, guest_code); + vcpu_set_cpuid(vm, VCPU_ID, kvm_get_supported_cpuid()); + run = vcpu_state(vm, VCPU_ID); + + /* Test software BPs - int3 */ + CLEAR_DEBUG(); + debug.control = KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_USE_SW_BP; + APPLY_DEBUG(); + vcpu_run(vm, VCPU_ID); + TEST_ASSERT(run->exit_reason == KVM_EXIT_DEBUG && + run->debug.arch.exception == BP_VECTOR && + run->debug.arch.pc == CAST_TO_RIP(sw_bp), + "INT3: exit %d exception %d rip 0x%llx (should be 0x%llx)", + run->exit_reason, run->debug.arch.exception, + run->debug.arch.pc, CAST_TO_RIP(sw_bp)); + MOVE_RIP(1); + + /* Test instruction HW BP over DR[0-3] */ + for (i = 0; i < 4; i++) { + CLEAR_DEBUG(); + debug.control = KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_USE_HW_BP; + debug.arch.debugreg[i] = CAST_TO_RIP(hw_bp); + debug.arch.debugreg[7] = 0x400 | (1UL << (2*i+1)); + APPLY_DEBUG(); + vcpu_run(vm, VCPU_ID); + target_dr6 = 0xffff0ff0 | (1UL << i); + TEST_ASSERT(run->exit_reason == KVM_EXIT_DEBUG && + run->debug.arch.exception == DB_VECTOR && + run->debug.arch.pc == CAST_TO_RIP(hw_bp) && + run->debug.arch.dr6 == target_dr6, + "INS_HW_BP (DR%d): exit %d exception %d rip 0x%llx " + "(should be 0x%llx) dr6 0x%llx (should be 0x%llx)", + i, run->exit_reason, run->debug.arch.exception, + run->debug.arch.pc, CAST_TO_RIP(hw_bp), + run->debug.arch.dr6, target_dr6); + } + /* Skip "nop" */ + MOVE_RIP(1); + + /* Test data access HW BP over DR[0-3] */ + for (i = 0; i < 4; i++) { + CLEAR_DEBUG(); + debug.control = KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_USE_HW_BP; + debug.arch.debugreg[i] = CAST_TO_RIP(guest_value); + debug.arch.debugreg[7] = 0x00000400 | (1UL << (2*i+1)) | + (0x000d0000UL << (4*i)); + APPLY_DEBUG(); + vcpu_run(vm, VCPU_ID); + target_dr6 = 0xffff0ff0 | (1UL << i); + TEST_ASSERT(run->exit_reason == KVM_EXIT_DEBUG && + run->debug.arch.exception == DB_VECTOR && + run->debug.arch.pc == CAST_TO_RIP(write_data) && + run->debug.arch.dr6 == target_dr6, + "DATA_HW_BP (DR%d): exit %d exception %d rip 0x%llx " + "(should be 0x%llx) dr6 0x%llx (should be 0x%llx)", + i, run->exit_reason, run->debug.arch.exception, + run->debug.arch.pc, CAST_TO_RIP(write_data), + run->debug.arch.dr6, target_dr6); + /* Rollback the 4-bytes "mov" */ + MOVE_RIP(-7); + } + /* Skip the 4-bytes "mov" */ + MOVE_RIP(7); + + /* Test single step */ + target_rip = CAST_TO_RIP(ss_start); + target_dr6 = 0xffff4ff0ULL; + vcpu_regs_get(vm, VCPU_ID, ®s); + for (i = 0; i < (sizeof(ss_size) / sizeof(ss_size[0])); i++) { + target_rip += ss_size[i]; + CLEAR_DEBUG(); + debug.control = KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_SINGLESTEP; + debug.arch.debugreg[7] = 0x00000400; + APPLY_DEBUG(); + vcpu_run(vm, VCPU_ID); + TEST_ASSERT(run->exit_reason == KVM_EXIT_DEBUG && + run->debug.arch.exception == DB_VECTOR && + run->debug.arch.pc == target_rip && + run->debug.arch.dr6 == target_dr6, + "SINGLE_STEP[%d]: exit %d exception %d rip 0x%llx " + "(should be 0x%llx) dr6 0x%llx (should be 0x%llx)", + i, run->exit_reason, run->debug.arch.exception, + run->debug.arch.pc, target_rip, run->debug.arch.dr6, + target_dr6); + } + + /* Finally test global disable */ + CLEAR_DEBUG(); + debug.control = KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_USE_HW_BP; + debug.arch.debugreg[7] = 0x400 | DR7_GD; + APPLY_DEBUG(); + vcpu_run(vm, VCPU_ID); + target_dr6 = 0xffff0ff0 | DR6_BD; + TEST_ASSERT(run->exit_reason == KVM_EXIT_DEBUG && + run->debug.arch.exception == DB_VECTOR && + run->debug.arch.pc == CAST_TO_RIP(bd_start) && + run->debug.arch.dr6 == target_dr6, + "DR7.GD: exit %d exception %d rip 0x%llx " + "(should be 0x%llx) dr6 0x%llx (should be 0x%llx)", + run->exit_reason, run->debug.arch.exception, + run->debug.arch.pc, target_rip, run->debug.arch.dr6, + target_dr6); + + /* Disable all debug controls, run to the end */ + CLEAR_DEBUG(); + APPLY_DEBUG(); + + vcpu_run(vm, VCPU_ID); + TEST_ASSERT(run->exit_reason == KVM_EXIT_IO, "KVM_EXIT_IO"); + cmd = get_ucall(vm, VCPU_ID, &uc); + TEST_ASSERT(cmd == UCALL_DONE, "UCALL_DONE"); + + kvm_vm_free(vm); + + return 0; +} diff --git a/tools/testing/selftests/lkdtm/run.sh b/tools/testing/selftests/lkdtm/run.sh index dadf819148a4..ee64ff8df8f4 100755 --- a/tools/testing/selftests/lkdtm/run.sh +++ b/tools/testing/selftests/lkdtm/run.sh @@ -25,13 +25,13 @@ fi # Figure out which test to run from our script name. test=$(basename $0 .sh) # Look up details about the test from master list of LKDTM tests. -line=$(egrep '^#?'"$test"'\b' tests.txt) +line=$(grep -E '^#?'"$test"'\b' tests.txt) if [ -z "$line" ]; then echo "Skipped: missing test '$test' in tests.txt" exit $KSELFTEST_SKIP_TEST fi # Check that the test is known to LKDTM. -if ! egrep -q '^'"$test"'$' "$TRIGGER" ; then +if ! grep -E -q '^'"$test"'$' "$TRIGGER" ; then echo "Skipped: test '$test' missing in $TRIGGER!" exit $KSELFTEST_SKIP_TEST fi @@ -59,30 +59,32 @@ if [ -z "$expect" ]; then expect="call trace:" fi -# Clear out dmesg for output reporting -dmesg -c >/dev/null - # Prepare log for report checking -LOG=$(mktemp --tmpdir -t lkdtm-XXXXXX) +LOG=$(mktemp --tmpdir -t lkdtm-log-XXXXXX) +DMESG=$(mktemp --tmpdir -t lkdtm-dmesg-XXXXXX) cleanup() { - rm -f "$LOG" + rm -f "$LOG" "$DMESG" } trap cleanup EXIT +# Save existing dmesg so we can detect new content below +dmesg > "$DMESG" + # Most shells yell about signals and we're expecting the "cat" process # to usually be killed by the kernel. So we have to run it in a sub-shell # and silence errors. ($SHELL -c 'cat <(echo '"$test"') >'"$TRIGGER" 2>/dev/null) || true # Record and dump the results -dmesg -c >"$LOG" +dmesg | diff --changed-group-format='%>' --unchanged-group-format='' "$DMESG" - > "$LOG" || true + cat "$LOG" # Check for expected output -if egrep -qi "$expect" "$LOG" ; then +if grep -E -qi "$expect" "$LOG" ; then echo "$test: saw '$expect': ok" exit 0 else - if egrep -qi XFAIL: "$LOG" ; then + if grep -E -qi XFAIL: "$LOG" ; then echo "$test: saw 'XFAIL': [SKIP]" exit $KSELFTEST_SKIP_TEST else diff --git a/tools/testing/selftests/net/mptcp/pm_netlink.sh b/tools/testing/selftests/net/mptcp/pm_netlink.sh index 9172746b6cf0..15f4f46ca3a9 100755 --- a/tools/testing/selftests/net/mptcp/pm_netlink.sh +++ b/tools/testing/selftests/net/mptcp/pm_netlink.sh @@ -30,7 +30,7 @@ ret=0 cleanup() { - rm -f $out + rm -f $err ip netns del $ns1 } diff --git a/tools/testing/selftests/nsfs/pidns.c b/tools/testing/selftests/nsfs/pidns.c index e0d86e1668c0..e3c772c6a7c7 100644 --- a/tools/testing/selftests/nsfs/pidns.c +++ b/tools/testing/selftests/nsfs/pidns.c @@ -27,7 +27,7 @@ #define __stack_aligned__ __attribute__((aligned(16))) struct cr_clone_arg { char stack[128] __stack_aligned__; - char stack_ptr[0]; + char stack_ptr[]; }; static int child(void *args) diff --git a/tools/testing/selftests/vm/.gitignore b/tools/testing/selftests/vm/.gitignore index 0edb6d900e8d..ca17fe0c3280 100644 --- a/tools/testing/selftests/vm/.gitignore +++ b/tools/testing/selftests/vm/.gitignore @@ -6,6 +6,7 @@ map_populate thuge-gen compaction_test mlock2-tests +mremap_dontunmap on-fault-limit transhuge-stress userfaultfd diff --git a/tools/testing/selftests/vm/write_to_hugetlbfs.c b/tools/testing/selftests/vm/write_to_hugetlbfs.c index 110bc4e4015d..6a2caba19ee1 100644 --- a/tools/testing/selftests/vm/write_to_hugetlbfs.c +++ b/tools/testing/selftests/vm/write_to_hugetlbfs.c @@ -74,8 +74,6 @@ int main(int argc, char **argv) int write = 0; int reserve = 1; - unsigned long i; - if (signal(SIGINT, sig_handler) == SIG_ERR) err(1, "\ncan't catch SIGINT\n"); diff --git a/tools/testing/selftests/wireguard/qemu/Makefile b/tools/testing/selftests/wireguard/qemu/Makefile index 90598a425c18..4bdd6c1a19d3 100644 --- a/tools/testing/selftests/wireguard/qemu/Makefile +++ b/tools/testing/selftests/wireguard/qemu/Makefile @@ -44,7 +44,7 @@ endef $(eval $(call tar_download,MUSL,musl,1.2.0,.tar.gz,https://musl.libc.org/releases/,c6de7b191139142d3f9a7b5b702c9cae1b5ee6e7f57e582da9328629408fd4e8)) $(eval $(call tar_download,IPERF,iperf,3.7,.tar.gz,https://downloads.es.net/pub/iperf/,d846040224317caf2f75c843d309a950a7db23f9b44b94688ccbe557d6d1710c)) $(eval $(call tar_download,BASH,bash,5.0,.tar.gz,https://ftp.gnu.org/gnu/bash/,b4a80f2ac66170b2913efbfb9f2594f1f76c7b1afd11f799e22035d63077fb4d)) -$(eval $(call tar_download,IPROUTE2,iproute2,5.4.0,.tar.xz,https://www.kernel.org/pub/linux/utils/net/iproute2/,fe97aa60a0d4c5ac830be18937e18dc3400ca713a33a89ad896ff1e3d46086ae)) +$(eval $(call tar_download,IPROUTE2,iproute2,5.6.0,.tar.xz,https://www.kernel.org/pub/linux/utils/net/iproute2/,1b5b0e25ce6e23da7526ea1da044e814ad85ba761b10dd29c2b027c056b04692)) $(eval $(call tar_download,IPTABLES,iptables,1.8.4,.tar.bz2,https://www.netfilter.org/projects/iptables/files/,993a3a5490a544c2cbf2ef15cf7e7ed21af1845baf228318d5c36ef8827e157c)) $(eval $(call tar_download,NMAP,nmap,7.80,.tar.bz2,https://nmap.org/dist/,fcfa5a0e42099e12e4bf7a68ebe6fde05553383a682e816a7ec9256ab4773faa)) $(eval $(call tar_download,IPUTILS,iputils,s20190709,.tar.gz,https://github.com/iputils/iputils/archive/s20190709.tar.gz/#,a15720dd741d7538dd2645f9f516d193636ae4300ff7dbc8bfca757bf166490a)) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 74bdb7bf3295..731c1e517716 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -259,6 +259,7 @@ static inline bool kvm_kick_many_cpus(const struct cpumask *cpus, bool wait) } bool kvm_make_vcpus_request_mask(struct kvm *kvm, unsigned int req, + struct kvm_vcpu *except, unsigned long *vcpu_bitmap, cpumask_var_t tmp) { int i, cpu, me; @@ -268,7 +269,8 @@ bool kvm_make_vcpus_request_mask(struct kvm *kvm, unsigned int req, me = get_cpu(); kvm_for_each_vcpu(i, vcpu, kvm) { - if (vcpu_bitmap && !test_bit(i, vcpu_bitmap)) + if ((vcpu_bitmap && !test_bit(i, vcpu_bitmap)) || + vcpu == except) continue; kvm_make_request(req, vcpu); @@ -288,19 +290,25 @@ bool kvm_make_vcpus_request_mask(struct kvm *kvm, unsigned int req, return called; } -bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req) +bool kvm_make_all_cpus_request_except(struct kvm *kvm, unsigned int req, + struct kvm_vcpu *except) { cpumask_var_t cpus; bool called; zalloc_cpumask_var(&cpus, GFP_ATOMIC); - called = kvm_make_vcpus_request_mask(kvm, req, NULL, cpus); + called = kvm_make_vcpus_request_mask(kvm, req, except, NULL, cpus); free_cpumask_var(cpus); return called; } +bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req) +{ + return kvm_make_all_cpus_request_except(kvm, req, NULL); +} + #ifndef CONFIG_HAVE_KVM_ARCH_TLB_FLUSH_ALL void kvm_flush_remote_tlbs(struct kvm *kvm) { |