diff options
221 files changed, 2993 insertions, 1440 deletions
diff --git a/Documentation/filesystems/cifs/ksmbd.rst b/Documentation/filesystems/cifs/ksmbd.rst index a1326157d53f..b0d354fd8066 100644 --- a/Documentation/filesystems/cifs/ksmbd.rst +++ b/Documentation/filesystems/cifs/ksmbd.rst @@ -50,11 +50,11 @@ ksmbd.mountd (user space daemon) -------------------------------- ksmbd.mountd is userspace process to, transfer user account and password that -are registered using ksmbd.adduser(part of utils for user space). Further it +are registered using ksmbd.adduser (part of utils for user space). Further it allows sharing information parameters that parsed from smb.conf to ksmbd in kernel. For the execution part it has a daemon which is continuously running and connected to the kernel interface using netlink socket, it waits for the -requests(dcerpc and share/user info). It handles RPC calls (at a minimum few +requests (dcerpc and share/user info). It handles RPC calls (at a minimum few dozen) that are most important for file server from NetShareEnum and NetServerGetInfo. Complete DCE/RPC response is prepared from the user space and passed over to the associated kernel thread for the client. @@ -154,11 +154,11 @@ Each layer 1. Enable all component prints # sudo ksmbd.control -d "all" -2. Enable one of components(smb, auth, vfs, oplock, ipc, conn, rdma) +2. Enable one of components (smb, auth, vfs, oplock, ipc, conn, rdma) # sudo ksmbd.control -d "smb" -3. Show what prints are enable. - # cat/sys/class/ksmbd-control/debug +3. Show what prints are enabled. + # cat /sys/class/ksmbd-control/debug [smb] auth vfs oplock ipc conn [rdma] 4. Disable prints: diff --git a/Documentation/filesystems/netfs_library.rst b/Documentation/filesystems/netfs_library.rst index bb68d39f03b7..375baca7edcd 100644 --- a/Documentation/filesystems/netfs_library.rst +++ b/Documentation/filesystems/netfs_library.rst @@ -1,7 +1,7 @@ .. SPDX-License-Identifier: GPL-2.0 ================================= -NETWORK FILESYSTEM HELPER LIBRARY +Network Filesystem Helper Library ================================= .. Contents: @@ -37,22 +37,22 @@ into a common call framework. The following services are provided: - * Handles transparent huge pages (THPs). + * Handle folios that span multiple pages. - * Insulates the netfs from VM interface changes. + * Insulate the netfs from VM interface changes. - * Allows the netfs to arbitrarily split reads up into pieces, even ones that - don't match page sizes or page alignments and that may cross pages. + * Allow the netfs to arbitrarily split reads up into pieces, even ones that + don't match folio sizes or folio alignments and that may cross folios. - * Allows the netfs to expand a readahead request in both directions to meet - its needs. + * Allow the netfs to expand a readahead request in both directions to meet its + needs. - * Allows the netfs to partially fulfil a read, which will then be resubmitted. + * Allow the netfs to partially fulfil a read, which will then be resubmitted. - * Handles local caching, allowing cached data and server-read data to be + * Handle local caching, allowing cached data and server-read data to be interleaved for a single request. - * Handles clearing of bufferage that aren't on the server. + * Handle clearing of bufferage that aren't on the server. * Handle retrying of reads that failed, switching reads from the cache to the server as necessary. @@ -70,22 +70,22 @@ Read Helper Functions Three read helpers are provided:: - * void netfs_readahead(struct readahead_control *ractl, - const struct netfs_read_request_ops *ops, - void *netfs_priv);`` - * int netfs_readpage(struct file *file, - struct page *page, - const struct netfs_read_request_ops *ops, - void *netfs_priv); - * int netfs_write_begin(struct file *file, - struct address_space *mapping, - loff_t pos, - unsigned int len, - unsigned int flags, - struct page **_page, - void **_fsdata, - const struct netfs_read_request_ops *ops, - void *netfs_priv); + void netfs_readahead(struct readahead_control *ractl, + const struct netfs_read_request_ops *ops, + void *netfs_priv); + int netfs_readpage(struct file *file, + struct folio *folio, + const struct netfs_read_request_ops *ops, + void *netfs_priv); + int netfs_write_begin(struct file *file, + struct address_space *mapping, + loff_t pos, + unsigned int len, + unsigned int flags, + struct folio **_folio, + void **_fsdata, + const struct netfs_read_request_ops *ops, + void *netfs_priv); Each corresponds to a VM operation, with the addition of a couple of parameters for the use of the read helpers: @@ -103,8 +103,8 @@ Both of these values will be stored into the read request structure. For ->readahead() and ->readpage(), the network filesystem should just jump into the corresponding read helper; whereas for ->write_begin(), it may be a little more complicated as the network filesystem might want to flush -conflicting writes or track dirty data and needs to put the acquired page if an -error occurs after calling the helper. +conflicting writes or track dirty data and needs to put the acquired folio if +an error occurs after calling the helper. The helpers manage the read request, calling back into the network filesystem through the suppplied table of operations. Waits will be performed as @@ -253,7 +253,7 @@ through which it can issue requests and negotiate:: void (*issue_op)(struct netfs_read_subrequest *subreq); bool (*is_still_valid)(struct netfs_read_request *rreq); int (*check_write_begin)(struct file *file, loff_t pos, unsigned len, - struct page *page, void **_fsdata); + struct folio *folio, void **_fsdata); void (*done)(struct netfs_read_request *rreq); void (*cleanup)(struct address_space *mapping, void *netfs_priv); }; @@ -313,13 +313,14 @@ The operations are as follows: There is no return value; the netfs_subreq_terminated() function should be called to indicate whether or not the operation succeeded and how much data - it transferred. The filesystem also should not deal with setting pages + it transferred. The filesystem also should not deal with setting folios uptodate, unlocking them or dropping their refs - the helpers need to deal with this as they have to coordinate with copying to the local cache. - Note that the helpers have the pages locked, but not pinned. It is possible - to use the ITER_XARRAY iov iterator to refer to the range of the inode that - is being operated upon without the need to allocate large bvec tables. + Note that the helpers have the folios locked, but not pinned. It is + possible to use the ITER_XARRAY iov iterator to refer to the range of the + inode that is being operated upon without the need to allocate large bvec + tables. * ``is_still_valid()`` @@ -330,15 +331,15 @@ The operations are as follows: * ``check_write_begin()`` [Optional] This is called from the netfs_write_begin() helper once it has - allocated/grabbed the page to be modified to allow the filesystem to flush + allocated/grabbed the folio to be modified to allow the filesystem to flush conflicting state before allowing it to be modified. - It should return 0 if everything is now fine, -EAGAIN if the page should be + It should return 0 if everything is now fine, -EAGAIN if the folio should be regrabbed and any other error code to abort the operation. * ``done`` - [Optional] This is called after the pages in the request have all been + [Optional] This is called after the folios in the request have all been unlocked (and marked uptodate if applicable). * ``cleanup`` @@ -390,7 +391,7 @@ The read helpers work by the following general procedure: * If NETFS_SREQ_CLEAR_TAIL was set, a short read will be cleared to the end of the slice instead of reissuing. - * Once the data is read, the pages that have been fully read/cleared: + * Once the data is read, the folios that have been fully read/cleared: * Will be marked uptodate. @@ -398,11 +399,11 @@ The read helpers work by the following general procedure: * Unlocked - * Any pages that need writing to the cache will then have DIO writes issued. + * Any folios that need writing to the cache will then have DIO writes issued. * Synchronous operations will wait for reading to be complete. - * Writes to the cache will proceed asynchronously and the pages will have the + * Writes to the cache will proceed asynchronously and the folios will have the PG_fscache mark removed when that completes. * The request structures will be cleaned up when everything has completed. @@ -452,6 +453,9 @@ operation table looks like the following:: netfs_io_terminated_t term_func, void *term_func_priv); + int (*prepare_write)(struct netfs_cache_resources *cres, + loff_t *_start, size_t *_len, loff_t i_size); + int (*write)(struct netfs_cache_resources *cres, loff_t start_pos, struct iov_iter *iter, @@ -509,6 +513,14 @@ The methods defined in the table are: indicating whether the termination is definitely happening in the caller's context. + * ``prepare_write()`` + + [Required] Called to adjust a write to the cache and check that there is + sufficient space in the cache. The start and length values indicate the + size of the write that netfslib is proposing, and this can be adjusted by + the cache to respect DIO boundaries. The file size is passed for + information. + * ``write()`` [Required] Called to write to the cache. The start file offset is given @@ -525,4 +537,9 @@ not the read request structure as they could be used in other situations where there isn't a read request structure as well, such as writing dirty data to the cache. + +API Function Reference +====================== + .. kernel-doc:: include/linux/netfs.h +.. kernel-doc:: fs/netfs/read_helper.c diff --git a/MAINTAINERS b/MAINTAINERS index da2fb287c4b3..0dc08cda3f0f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -15994,6 +15994,7 @@ F: arch/mips/generic/board-ranchu.c RANDOM NUMBER DRIVER M: "Theodore Ts'o" <tytso@mit.edu> +M: Jason A. Donenfeld <Jason@zx2c4.com> S: Maintained F: drivers/char/random.c @@ -16638,7 +16639,8 @@ 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: Alexandra Winter <wintera@linux.ibm.com> +M: Wenjia Zhang <wenjia@linux.ibm.com> L: linux-s390@vger.kernel.org L: netdev@vger.kernel.org S: Supported @@ -16649,7 +16651,8 @@ F: net/iucv/ S390 NETWORK DRIVERS M: Julian Wiedmann <jwi@linux.ibm.com> -M: Karsten Graul <kgraul@linux.ibm.com> +M: Alexandra Winter <wintera@linux.ibm.com> +M: Wenjia Zhang <wenjia@linux.ibm.com> L: linux-s390@vger.kernel.org L: netdev@vger.kernel.org S: Supported @@ -2,7 +2,7 @@ VERSION = 5 PATCHLEVEL = 16 SUBLEVEL = 0 -EXTRAVERSION = -rc2 +EXTRAVERSION = -rc3 NAME = Gobble Gobble # *DOCUMENTATION* diff --git a/arch/Kconfig b/arch/Kconfig index 26b8ed11639d..d3c4ab249e9c 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -991,6 +991,16 @@ config HAVE_ARCH_COMPAT_MMAP_BASES and vice-versa 32-bit applications to call 64-bit mmap(). Required for applications doing different bitness syscalls. +config PAGE_SIZE_LESS_THAN_64KB + def_bool y + depends on !ARM64_64K_PAGES + depends on !IA64_PAGE_SIZE_64KB + depends on !PAGE_SIZE_64KB + depends on !PARISC_PAGE_SIZE_64KB + depends on !PPC_64K_PAGES + depends on !PPC_256K_PAGES + depends on !PAGE_SIZE_256KB + # This allows to use a set of generic functions to determine mmap base # address by giving priority to top-down scheme only if the process # is not in legacy mode (compat task, unlimited stack size or diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h index a39fcf318c77..01d47c5886dc 100644 --- a/arch/arm64/include/asm/kvm_arm.h +++ b/arch/arm64/include/asm/kvm_arm.h @@ -91,7 +91,7 @@ #define HCR_HOST_VHE_FLAGS (HCR_RW | HCR_TGE | HCR_E2H) /* TCR_EL2 Registers bits */ -#define TCR_EL2_RES1 ((1 << 31) | (1 << 23)) +#define TCR_EL2_RES1 ((1U << 31) | (1 << 23)) #define TCR_EL2_TBI (1 << 20) #define TCR_EL2_PS_SHIFT 16 #define TCR_EL2_PS_MASK (7 << TCR_EL2_PS_SHIFT) @@ -276,7 +276,7 @@ #define CPTR_EL2_TFP_SHIFT 10 /* Hyp Coprocessor Trap Register */ -#define CPTR_EL2_TCPAC (1 << 31) +#define CPTR_EL2_TCPAC (1U << 31) #define CPTR_EL2_TAM (1 << 30) #define CPTR_EL2_TTA (1 << 20) #define CPTR_EL2_TFP (1 << CPTR_EL2_TFP_SHIFT) diff --git a/arch/arm64/kvm/hyp/include/hyp/switch.h b/arch/arm64/kvm/hyp/include/hyp/switch.h index 7a0af1d39303..96c5f3fb7838 100644 --- a/arch/arm64/kvm/hyp/include/hyp/switch.h +++ b/arch/arm64/kvm/hyp/include/hyp/switch.h @@ -403,6 +403,8 @@ typedef bool (*exit_handler_fn)(struct kvm_vcpu *, u64 *); static const exit_handler_fn *kvm_get_exit_handler_array(struct kvm_vcpu *vcpu); +static void early_exit_filter(struct kvm_vcpu *vcpu, u64 *exit_code); + /* * Allow the hypervisor to handle the exit with an exit handler if it has one. * @@ -429,6 +431,18 @@ static inline bool kvm_hyp_handle_exit(struct kvm_vcpu *vcpu, u64 *exit_code) */ static inline bool fixup_guest_exit(struct kvm_vcpu *vcpu, u64 *exit_code) { + /* + * Save PSTATE early so that we can evaluate the vcpu mode + * early on. + */ + vcpu->arch.ctxt.regs.pstate = read_sysreg_el2(SYS_SPSR); + + /* + * Check whether we want to repaint the state one way or + * another. + */ + early_exit_filter(vcpu, exit_code); + if (ARM_EXCEPTION_CODE(*exit_code) != ARM_EXCEPTION_IRQ) vcpu->arch.fault.esr_el2 = read_sysreg_el2(SYS_ESR); diff --git a/arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h b/arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h index de7e14c862e6..7ecca8b07851 100644 --- a/arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h +++ b/arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h @@ -70,7 +70,12 @@ static inline void __sysreg_save_el1_state(struct kvm_cpu_context *ctxt) static inline void __sysreg_save_el2_return_state(struct kvm_cpu_context *ctxt) { ctxt->regs.pc = read_sysreg_el2(SYS_ELR); - ctxt->regs.pstate = read_sysreg_el2(SYS_SPSR); + /* + * Guest PSTATE gets saved at guest fixup time in all + * cases. We still need to handle the nVHE host side here. + */ + if (!has_vhe() && ctxt->__hyp_running_vcpu) + ctxt->regs.pstate = read_sysreg_el2(SYS_SPSR); if (cpus_have_final_cap(ARM64_HAS_RAS_EXTN)) ctxt_sys_reg(ctxt, DISR_EL1) = read_sysreg_s(SYS_VDISR_EL2); diff --git a/arch/arm64/kvm/hyp/nvhe/switch.c b/arch/arm64/kvm/hyp/nvhe/switch.c index c0e3fed26d93..d13115a12434 100644 --- a/arch/arm64/kvm/hyp/nvhe/switch.c +++ b/arch/arm64/kvm/hyp/nvhe/switch.c @@ -233,7 +233,7 @@ static const exit_handler_fn *kvm_get_exit_handler_array(struct kvm_vcpu *vcpu) * Returns false if the guest ran in AArch32 when it shouldn't have, and * thus should exit to the host, or true if a the guest run loop can continue. */ -static bool handle_aarch32_guest(struct kvm_vcpu *vcpu, u64 *exit_code) +static void early_exit_filter(struct kvm_vcpu *vcpu, u64 *exit_code) { struct kvm *kvm = kern_hyp_va(vcpu->kvm); @@ -248,10 +248,7 @@ static bool handle_aarch32_guest(struct kvm_vcpu *vcpu, u64 *exit_code) vcpu->arch.target = -1; *exit_code &= BIT(ARM_EXIT_WITH_SERROR_BIT); *exit_code |= ARM_EXCEPTION_IL; - return false; } - - return true; } /* Switch to the guest for legacy non-VHE systems */ @@ -316,9 +313,6 @@ int __kvm_vcpu_run(struct kvm_vcpu *vcpu) /* Jump in the fire! */ exit_code = __guest_enter(vcpu); - if (unlikely(!handle_aarch32_guest(vcpu, &exit_code))) - break; - /* And we're baaack! */ } while (fixup_guest_exit(vcpu, &exit_code)); diff --git a/arch/arm64/kvm/hyp/vhe/switch.c b/arch/arm64/kvm/hyp/vhe/switch.c index 5a2cb5d9bc4b..fbb26b93c347 100644 --- a/arch/arm64/kvm/hyp/vhe/switch.c +++ b/arch/arm64/kvm/hyp/vhe/switch.c @@ -112,6 +112,10 @@ static const exit_handler_fn *kvm_get_exit_handler_array(struct kvm_vcpu *vcpu) return hyp_exit_handlers; } +static void early_exit_filter(struct kvm_vcpu *vcpu, u64 *exit_code) +{ +} + /* Switch to the guest for VHE systems running in EL2 */ static int __kvm_vcpu_run_vhe(struct kvm_vcpu *vcpu) { diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index de60ad190057..0215dc1529e9 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -3097,7 +3097,7 @@ config STACKTRACE_SUPPORT config PGTABLE_LEVELS int default 4 if PAGE_SIZE_4KB && MIPS_VA_BITS_48 - default 3 if 64BIT && !PAGE_SIZE_64KB + default 3 if 64BIT && (!PAGE_SIZE_64KB || MIPS_VA_BITS_48) default 2 config MIPS_AUTO_PFN_OFFSET diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile index 2861a05c2e0c..f27cf31b4140 100644 --- a/arch/mips/boot/compressed/Makefile +++ b/arch/mips/boot/compressed/Makefile @@ -52,7 +52,7 @@ endif vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashldi3.o -vmlinuzobjs-$(CONFIG_KERNEL_ZSTD) += $(obj)/bswapdi.o +vmlinuzobjs-$(CONFIG_KERNEL_ZSTD) += $(obj)/bswapdi.o $(obj)/ashldi3.o targets := $(notdir $(vmlinuzobjs-y)) diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index ac0e2cfc6d57..24a529c6c4be 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -1734,8 +1734,6 @@ static inline void decode_cpucfg(struct cpuinfo_mips *c) static inline void cpu_probe_loongson(struct cpuinfo_mips *c, unsigned int cpu) { - decode_configs(c); - /* All Loongson processors covered here define ExcCode 16 as GSExc. */ c->options |= MIPS_CPU_GSEXCEX; @@ -1796,6 +1794,8 @@ static inline void cpu_probe_loongson(struct cpuinfo_mips *c, unsigned int cpu) panic("Unknown Loongson Processor ID!"); break; } + + decode_configs(c); } #else static inline void cpu_probe_loongson(struct cpuinfo_mips *c, unsigned int cpu) { } diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c index 376a6e2676e9..9f47a889b047 100644 --- a/arch/mips/kernel/proc.c +++ b/arch/mips/kernel/proc.c @@ -185,7 +185,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) seq_puts(m, " tx39_cache"); if (cpu_has_octeon_cache) seq_puts(m, " octeon_cache"); - if (cpu_has_fpu) + if (raw_cpu_has_fpu) seq_puts(m, " fpu"); if (cpu_has_32fpr) seq_puts(m, " 32fpr"); diff --git a/arch/powerpc/kernel/head_32.h b/arch/powerpc/kernel/head_32.h index 6b1ec9e3541b..349c4a820231 100644 --- a/arch/powerpc/kernel/head_32.h +++ b/arch/powerpc/kernel/head_32.h @@ -202,11 +202,11 @@ vmap_stack_overflow: mfspr r1, SPRN_SPRG_THREAD lwz r1, TASK_CPU - THREAD(r1) slwi r1, r1, 3 - addis r1, r1, emergency_ctx@ha + addis r1, r1, emergency_ctx-PAGE_OFFSET@ha #else - lis r1, emergency_ctx@ha + lis r1, emergency_ctx-PAGE_OFFSET@ha #endif - lwz r1, emergency_ctx@l(r1) + lwz r1, emergency_ctx-PAGE_OFFSET@l(r1) addi r1, r1, THREAD_SIZE - INT_FRAME_SIZE EXCEPTION_PROLOG_2 0 vmap_stack_overflow prepare_transfer_to_handler diff --git a/arch/powerpc/kvm/book3s_hv_builtin.c b/arch/powerpc/kvm/book3s_hv_builtin.c index fcf4760a3a0e..70b7a8f97153 100644 --- a/arch/powerpc/kvm/book3s_hv_builtin.c +++ b/arch/powerpc/kvm/book3s_hv_builtin.c @@ -695,6 +695,7 @@ static void flush_guest_tlb(struct kvm *kvm) "r" (0) : "memory"); } asm volatile("ptesync": : :"memory"); + // POWER9 congruence-class TLBIEL leaves ERAT. Flush it now. asm volatile(PPC_RADIX_INVALIDATE_ERAT_GUEST : : :"memory"); } else { for (set = 0; set < kvm->arch.tlb_sets; ++set) { @@ -705,7 +706,9 @@ static void flush_guest_tlb(struct kvm *kvm) rb += PPC_BIT(51); /* increment set number */ } asm volatile("ptesync": : :"memory"); - asm volatile(PPC_ISA_3_0_INVALIDATE_ERAT : : :"memory"); + // POWER9 congruence-class TLBIEL leaves ERAT. Flush it now. + if (cpu_has_feature(CPU_FTR_ARCH_300)) + asm volatile(PPC_ISA_3_0_INVALIDATE_ERAT : : :"memory"); } } diff --git a/arch/riscv/include/asm/kvm_host.h b/arch/riscv/include/asm/kvm_host.h index 25ba21f98504..2639b9ee48f9 100644 --- a/arch/riscv/include/asm/kvm_host.h +++ b/arch/riscv/include/asm/kvm_host.h @@ -12,14 +12,12 @@ #include <linux/types.h> #include <linux/kvm.h> #include <linux/kvm_types.h> +#include <asm/csr.h> #include <asm/kvm_vcpu_fp.h> #include <asm/kvm_vcpu_timer.h> -#ifdef CONFIG_64BIT -#define KVM_MAX_VCPUS (1U << 16) -#else -#define KVM_MAX_VCPUS (1U << 9) -#endif +#define KVM_MAX_VCPUS \ + ((HGATP_VMID_MASK >> HGATP_VMID_SHIFT) + 1) #define KVM_HALT_POLL_NS_DEFAULT 500000 diff --git a/arch/riscv/kvm/mmu.c b/arch/riscv/kvm/mmu.c index d81bae8eb55e..fc058ff5f4b6 100644 --- a/arch/riscv/kvm/mmu.c +++ b/arch/riscv/kvm/mmu.c @@ -453,6 +453,12 @@ void kvm_arch_flush_shadow_all(struct kvm *kvm) void kvm_arch_flush_shadow_memslot(struct kvm *kvm, struct kvm_memory_slot *slot) { + gpa_t gpa = slot->base_gfn << PAGE_SHIFT; + phys_addr_t size = slot->npages << PAGE_SHIFT; + + spin_lock(&kvm->mmu_lock); + stage2_unmap_range(kvm, gpa, size, false); + spin_unlock(&kvm->mmu_lock); } void kvm_arch_commit_memory_region(struct kvm *kvm, diff --git a/arch/x86/include/asm/fpu/api.h b/arch/x86/include/asm/fpu/api.h index 6053674f9132..c2767a6a387e 100644 --- a/arch/x86/include/asm/fpu/api.h +++ b/arch/x86/include/asm/fpu/api.h @@ -102,12 +102,6 @@ extern void switch_fpu_return(void); */ extern int cpu_has_xfeatures(u64 xfeatures_mask, const char **feature_name); -/* - * Tasks that are not using SVA have mm->pasid set to zero to note that they - * will not have the valid bit set in MSR_IA32_PASID while they are running. - */ -#define PASID_DISABLED 0 - /* Trap handling */ extern int fpu__exception_code(struct fpu *fpu, int trap_nr); extern void fpu_sync_fpstate(struct fpu *fpu); diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index c410be738ae7..6a190c7f4d71 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -742,7 +742,7 @@ dump_kernel_offset(struct notifier_block *self, unsigned long v, void *p) return 0; } -static char *prepare_command_line(void) +static char * __init prepare_command_line(void) { #ifdef CONFIG_CMDLINE_BOOL #ifdef CONFIG_CMDLINE_OVERRIDE diff --git a/arch/x86/kvm/ioapic.h b/arch/x86/kvm/ioapic.h index e66e620c3bed..539333ac4b38 100644 --- a/arch/x86/kvm/ioapic.h +++ b/arch/x86/kvm/ioapic.h @@ -81,7 +81,6 @@ struct kvm_ioapic { unsigned long irq_states[IOAPIC_NUM_PINS]; struct kvm_io_device dev; struct kvm *kvm; - void (*ack_notifier)(void *opaque, int irq); spinlock_t lock; struct rtc_status rtc_status; struct delayed_work eoi_inject; diff --git a/arch/x86/kvm/irq.h b/arch/x86/kvm/irq.h index 650642b18d15..c2d7cfe82d00 100644 --- a/arch/x86/kvm/irq.h +++ b/arch/x86/kvm/irq.h @@ -56,7 +56,6 @@ struct kvm_pic { struct kvm_io_device dev_master; struct kvm_io_device dev_slave; struct kvm_io_device dev_elcr; - void (*ack_notifier)(void *opaque, int irq); unsigned long irq_states[PIC_NUM_PINS]; }; diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 759952dd1222..f206fc35deff 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -707,7 +707,7 @@ static void pv_eoi_clr_pending(struct kvm_vcpu *vcpu) static int apic_has_interrupt_for_ppr(struct kvm_lapic *apic, u32 ppr) { int highest_irr; - if (apic->vcpu->arch.apicv_active) + if (kvm_x86_ops.sync_pir_to_irr) highest_irr = static_call(kvm_x86_sync_pir_to_irr)(apic->vcpu); else highest_irr = apic_find_highest_irr(apic); diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 3be9beea838d..6354297e92ae 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -1582,7 +1582,7 @@ bool kvm_unmap_gfn_range(struct kvm *kvm, struct kvm_gfn_range *range) flush = kvm_handle_gfn_range(kvm, range, kvm_unmap_rmapp); if (is_tdp_mmu_enabled(kvm)) - flush |= kvm_tdp_mmu_unmap_gfn_range(kvm, range, flush); + flush = kvm_tdp_mmu_unmap_gfn_range(kvm, range, flush); return flush; } @@ -2173,10 +2173,10 @@ static void shadow_walk_init_using_root(struct kvm_shadow_walk_iterator *iterato iterator->shadow_addr = root; iterator->level = vcpu->arch.mmu->shadow_root_level; - if (iterator->level == PT64_ROOT_4LEVEL && + if (iterator->level >= PT64_ROOT_4LEVEL && vcpu->arch.mmu->root_level < PT64_ROOT_4LEVEL && !vcpu->arch.mmu->direct_map) - --iterator->level; + iterator->level = PT32E_ROOT_LEVEL; if (iterator->level == PT32E_ROOT_LEVEL) { /* @@ -4855,7 +4855,7 @@ void kvm_init_shadow_npt_mmu(struct kvm_vcpu *vcpu, unsigned long cr0, struct kvm_mmu *context = &vcpu->arch.guest_mmu; struct kvm_mmu_role_regs regs = { .cr0 = cr0, - .cr4 = cr4, + .cr4 = cr4 & ~X86_CR4_PKE, .efer = efer, }; union kvm_mmu_role new_role; @@ -4919,7 +4919,7 @@ void kvm_init_shadow_ept_mmu(struct kvm_vcpu *vcpu, bool execonly, context->direct_map = false; update_permission_bitmask(context, true); - update_pkru_bitmask(context); + context->pkru_mask = 0; reset_rsvds_bits_mask_ept(vcpu, context, execonly); reset_ept_shadow_zero_bits_mask(vcpu, context, execonly); } @@ -5025,6 +5025,14 @@ void kvm_mmu_after_set_cpuid(struct kvm_vcpu *vcpu) /* * Invalidate all MMU roles to force them to reinitialize as CPUID * information is factored into reserved bit calculations. + * + * Correctly handling multiple vCPU models with respect to paging and + * physical address properties) in a single VM would require tracking + * all relevant CPUID information in kvm_mmu_page_role. That is very + * undesirable as it would increase the memory requirements for + * gfn_track (see struct kvm_mmu_page_role comments). For now that + * problem is swept under the rug; KVM's CPUID API is horrific and + * it's all but impossible to solve it without introducing a new API. */ vcpu->arch.root_mmu.mmu_role.ext.valid = 0; vcpu->arch.guest_mmu.mmu_role.ext.valid = 0; @@ -5032,24 +5040,10 @@ void kvm_mmu_after_set_cpuid(struct kvm_vcpu *vcpu) kvm_mmu_reset_context(vcpu); /* - * KVM does not correctly handle changing guest CPUID after KVM_RUN, as - * MAXPHYADDR, GBPAGES support, AMD reserved bit behavior, etc.. aren't - * tracked in kvm_mmu_page_role. As a result, KVM may miss guest page - * faults due to reusing SPs/SPTEs. Alert userspace, but otherwise - * sweep the problem under the rug. - * - * KVM's horrific CPUID ABI makes the problem all but impossible to - * solve, as correctly handling multiple vCPU models (with respect to - * paging and physical address properties) in a single VM would require - * tracking all relevant CPUID information in kvm_mmu_page_role. That - * is very undesirable as it would double the memory requirements for - * gfn_track (see struct kvm_mmu_page_role comments), and in practice - * no sane VMM mucks with the core vCPU model on the fly. + * Changing guest CPUID after KVM_RUN is forbidden, see the comment in + * kvm_arch_vcpu_ioctl(). */ - if (vcpu->arch.last_vmentry_cpu != -1) { - pr_warn_ratelimited("KVM: KVM_SET_CPUID{,2} after KVM_RUN may cause guest instability\n"); - pr_warn_ratelimited("KVM: KVM_SET_CPUID{,2} will fail after KVM_RUN starting with Linux 5.16\n"); - } + KVM_BUG_ON(vcpu->arch.last_vmentry_cpu != -1, vcpu->kvm); } void kvm_mmu_reset_context(struct kvm_vcpu *vcpu) @@ -5369,7 +5363,7 @@ void kvm_mmu_invalidate_gva(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu, void kvm_mmu_invlpg(struct kvm_vcpu *vcpu, gva_t gva) { - kvm_mmu_invalidate_gva(vcpu, vcpu->arch.mmu, gva, INVALID_PAGE); + kvm_mmu_invalidate_gva(vcpu, vcpu->arch.walk_mmu, gva, INVALID_PAGE); ++vcpu->stat.invlpg; } EXPORT_SYMBOL_GPL(kvm_mmu_invlpg); @@ -5854,8 +5848,6 @@ restart: void kvm_mmu_zap_collapsible_sptes(struct kvm *kvm, const struct kvm_memory_slot *slot) { - bool flush = false; - if (kvm_memslots_have_rmaps(kvm)) { write_lock(&kvm->mmu_lock); /* @@ -5863,17 +5855,14 @@ void kvm_mmu_zap_collapsible_sptes(struct kvm *kvm, * logging at a 4k granularity and never creates collapsible * 2m SPTEs during dirty logging. */ - flush = slot_handle_level_4k(kvm, slot, kvm_mmu_zap_collapsible_spte, true); - if (flush) + if (slot_handle_level_4k(kvm, slot, kvm_mmu_zap_collapsible_spte, true)) kvm_arch_flush_remote_tlbs_memslot(kvm, slot); write_unlock(&kvm->mmu_lock); } if (is_tdp_mmu_enabled(kvm)) { read_lock(&kvm->mmu_lock); - flush = kvm_tdp_mmu_zap_collapsible_sptes(kvm, slot, flush); - if (flush) - kvm_arch_flush_remote_tlbs_memslot(kvm, slot); + kvm_tdp_mmu_zap_collapsible_sptes(kvm, slot); read_unlock(&kvm->mmu_lock); } } @@ -6182,23 +6171,46 @@ void kvm_mmu_module_exit(void) mmu_audit_disable(); } +/* + * Calculate the effective recovery period, accounting for '0' meaning "let KVM + * select a halving time of 1 hour". Returns true if recovery is enabled. + */ +static bool calc_nx_huge_pages_recovery_period(uint *period) +{ + /* + * Use READ_ONCE to get the params, this may be called outside of the + * param setters, e.g. by the kthread to compute its next timeout. + */ + bool enabled = READ_ONCE(nx_huge_pages); + uint ratio = READ_ONCE(nx_huge_pages_recovery_ratio); + + if (!enabled || !ratio) + return false; + + *period = READ_ONCE(nx_huge_pages_recovery_period_ms); + if (!*period) { + /* Make sure the period is not less than one second. */ + ratio = min(ratio, 3600u); + *period = 60 * 60 * 1000 / ratio; + } + return true; +} + static int set_nx_huge_pages_recovery_param(const char *val, const struct kernel_param *kp) { bool was_recovery_enabled, is_recovery_enabled; uint old_period, new_period; int err; - was_recovery_enabled = nx_huge_pages_recovery_ratio; - old_period = nx_huge_pages_recovery_period_ms; + was_recovery_enabled = calc_nx_huge_pages_recovery_period(&old_period); err = param_set_uint(val, kp); if (err) return err; - is_recovery_enabled = nx_huge_pages_recovery_ratio; - new_period = nx_huge_pages_recovery_period_ms; + is_recovery_enabled = calc_nx_huge_pages_recovery_period(&new_period); - if (READ_ONCE(nx_huge_pages) && is_recovery_enabled && + if (is_recovery_enabled && (!was_recovery_enabled || old_period > new_period)) { struct kvm *kvm; @@ -6262,18 +6274,13 @@ static void kvm_recover_nx_lpages(struct kvm *kvm) static long get_nx_lpage_recovery_timeout(u64 start_time) { - uint ratio = READ_ONCE(nx_huge_pages_recovery_ratio); - uint period = READ_ONCE(nx_huge_pages_recovery_period_ms); + bool enabled; + uint period; - if (!period && ratio) { - /* Make sure the period is not less than one second. */ - ratio = min(ratio, 3600u); - period = 60 * 60 * 1000 / ratio; - } + enabled = calc_nx_huge_pages_recovery_period(&period); - return READ_ONCE(nx_huge_pages) && ratio - ? start_time + msecs_to_jiffies(period) - get_jiffies_64() - : MAX_SCHEDULE_TIMEOUT; + return enabled ? start_time + msecs_to_jiffies(period) - get_jiffies_64() + : MAX_SCHEDULE_TIMEOUT; } static int kvm_nx_lpage_recovery_worker(struct kvm *kvm, uintptr_t data) diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c index a54c3491af42..1db8496259ad 100644 --- a/arch/x86/kvm/mmu/tdp_mmu.c +++ b/arch/x86/kvm/mmu/tdp_mmu.c @@ -317,9 +317,6 @@ static void handle_removed_tdp_mmu_page(struct kvm *kvm, tdp_ptep_t pt, struct kvm_mmu_page *sp = sptep_to_sp(rcu_dereference(pt)); int level = sp->role.level; gfn_t base_gfn = sp->gfn; - u64 old_child_spte; - u64 *sptep; - gfn_t gfn; int i; trace_kvm_mmu_prepare_zap_page(sp); @@ -327,8 +324,9 @@ static void handle_removed_tdp_mmu_page(struct kvm *kvm, tdp_ptep_t pt, tdp_mmu_unlink_page(kvm, sp, shared); for (i = 0; i < PT64_ENT_PER_PAGE; i++) { - sptep = rcu_dereference(pt) + i; - gfn = base_gfn + i * KVM_PAGES_PER_HPAGE(level); + u64 *sptep = rcu_dereference(pt) + i; + gfn_t gfn = base_gfn + i * KVM_PAGES_PER_HPAGE(level); + u64 old_child_spte; if (shared) { /* @@ -374,7 +372,7 @@ static void handle_removed_tdp_mmu_page(struct kvm *kvm, tdp_ptep_t pt, shared); } - kvm_flush_remote_tlbs_with_address(kvm, gfn, + kvm_flush_remote_tlbs_with_address(kvm, base_gfn, KVM_PAGES_PER_HPAGE(level + 1)); call_rcu(&sp->rcu_head, tdp_mmu_free_sp_rcu_callback); @@ -1033,9 +1031,9 @@ bool kvm_tdp_mmu_unmap_gfn_range(struct kvm *kvm, struct kvm_gfn_range *range, { struct kvm_mmu_page *root; - for_each_tdp_mmu_root(kvm, root, range->slot->as_id) - flush |= zap_gfn_range(kvm, root, range->start, range->end, - range->may_block, flush, false); + for_each_tdp_mmu_root_yield_safe(kvm, root, range->slot->as_id, false) + flush = zap_gfn_range(kvm, root, range->start, range->end, + range->may_block, flush, false); return flush; } @@ -1364,10 +1362,9 @@ void kvm_tdp_mmu_clear_dirty_pt_masked(struct kvm *kvm, * Clear leaf entries which could be replaced by large mappings, for * GFNs within the slot. */ -static bool zap_collapsible_spte_range(struct kvm *kvm, +static void zap_collapsible_spte_range(struct kvm *kvm, struct kvm_mmu_page *root, - const struct kvm_memory_slot *slot, - bool flush) + const struct kvm_memory_slot *slot) { gfn_t start = slot->base_gfn; gfn_t end = start + slot->npages; @@ -1378,10 +1375,8 @@ static bool zap_collapsible_spte_range(struct kvm *kvm, tdp_root_for_each_pte(iter, root, start, end) { retry: - if (tdp_mmu_iter_cond_resched(kvm, &iter, flush, true)) { - flush = false; + if (tdp_mmu_iter_cond_resched(kvm, &iter, false, true)) continue; - } if (!is_shadow_present_pte(iter.old_spte) || !is_last_spte(iter.old_spte, iter.level)) @@ -1393,6 +1388,7 @@ retry: pfn, PG_LEVEL_NUM)) continue; + /* Note, a successful atomic zap also does a remote TLB flush. */ if (!tdp_mmu_zap_spte_atomic(kvm, &iter)) { /* * The iter must explicitly re-read the SPTE because @@ -1401,30 +1397,24 @@ retry: iter.old_spte = READ_ONCE(*rcu_dereference(iter.sptep)); goto retry; } - flush = true; } rcu_read_unlock(); - - return flush; } /* * Clear non-leaf entries (and free associated page tables) which could * be replaced by large mappings, for GFNs within the slot. */ -bool kvm_tdp_mmu_zap_collapsible_sptes(struct kvm *kvm, - const struct kvm_memory_slot *slot, - bool flush) +void kvm_tdp_mmu_zap_collapsible_sptes(struct kvm *kvm, + const struct kvm_memory_slot *slot) { struct kvm_mmu_page *root; lockdep_assert_held_read(&kvm->mmu_lock); for_each_tdp_mmu_root_yield_safe(kvm, root, slot->as_id, true) - flush = zap_collapsible_spte_range(kvm, root, slot, flush); - - return flush; + zap_collapsible_spte_range(kvm, root, slot); } /* diff --git a/arch/x86/kvm/mmu/tdp_mmu.h b/arch/x86/kvm/mmu/tdp_mmu.h index 476b133544dd..3899004a5d91 100644 --- a/arch/x86/kvm/mmu/tdp_mmu.h +++ b/arch/x86/kvm/mmu/tdp_mmu.h @@ -64,9 +64,8 @@ void kvm_tdp_mmu_clear_dirty_pt_masked(struct kvm *kvm, struct kvm_memory_slot *slot, gfn_t gfn, unsigned long mask, bool wrprot); -bool kvm_tdp_mmu_zap_collapsible_sptes(struct kvm *kvm, - const struct kvm_memory_slot *slot, - bool flush); +void kvm_tdp_mmu_zap_collapsible_sptes(struct kvm *kvm, + const struct kvm_memory_slot *slot); bool kvm_tdp_mmu_write_protect_gfn(struct kvm *kvm, struct kvm_memory_slot *slot, gfn_t gfn, diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c index affc0ea98d30..9d6066eb7c10 100644 --- a/arch/x86/kvm/svm/avic.c +++ b/arch/x86/kvm/svm/avic.c @@ -989,16 +989,18 @@ void avic_vcpu_put(struct kvm_vcpu *vcpu) static void avic_set_running(struct kvm_vcpu *vcpu, bool is_run) { struct vcpu_svm *svm = to_svm(vcpu); + int cpu = get_cpu(); + WARN_ON(cpu != vcpu->cpu); svm->avic_is_running = is_run; - if (!kvm_vcpu_apicv_active(vcpu)) - return; - - if (is_run) - avic_vcpu_load(vcpu, vcpu->cpu); - else - avic_vcpu_put(vcpu); + if (kvm_vcpu_apicv_active(vcpu)) { + if (is_run) + avic_vcpu_load(vcpu, cpu); + else + avic_vcpu_put(vcpu); + } + put_cpu(); } void svm_vcpu_blocking(struct kvm_vcpu *vcpu) diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index 21ac0a5de4e0..59727a966f90 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -1543,28 +1543,50 @@ static bool is_cmd_allowed_from_mirror(u32 cmd_id) return false; } -static int sev_lock_for_migration(struct kvm *kvm) +static int sev_lock_two_vms(struct kvm *dst_kvm, struct kvm *src_kvm) { - struct kvm_sev_info *sev = &to_kvm_svm(kvm)->sev_info; + struct kvm_sev_info *dst_sev = &to_kvm_svm(dst_kvm)->sev_info; + struct kvm_sev_info *src_sev = &to_kvm_svm(src_kvm)->sev_info; + int r = -EBUSY; + + if (dst_kvm == src_kvm) + return -EINVAL; /* - * Bail if this VM is already involved in a migration to avoid deadlock - * between two VMs trying to migrate to/from each other. + * Bail if these VMs are already involved in a migration to avoid + * deadlock between two VMs trying to migrate to/from each other. */ - if (atomic_cmpxchg_acquire(&sev->migration_in_progress, 0, 1)) + if (atomic_cmpxchg_acquire(&dst_sev->migration_in_progress, 0, 1)) return -EBUSY; - mutex_lock(&kvm->lock); + if (atomic_cmpxchg_acquire(&src_sev->migration_in_progress, 0, 1)) + goto release_dst; + r = -EINTR; + if (mutex_lock_killable(&dst_kvm->lock)) + goto release_src; + if (mutex_lock_killable(&src_kvm->lock)) + goto unlock_dst; return 0; + +unlock_dst: + mutex_unlock(&dst_kvm->lock); +release_src: + atomic_set_release(&src_sev->migration_in_progress, 0); +release_dst: + atomic_set_release(&dst_sev->migration_in_progress, 0); + return r; } -static void sev_unlock_after_migration(struct kvm *kvm) +static void sev_unlock_two_vms(struct kvm *dst_kvm, struct kvm *src_kvm) { - struct kvm_sev_info *sev = &to_kvm_svm(kvm)->sev_info; + struct kvm_sev_info *dst_sev = &to_kvm_svm(dst_kvm)->sev_info; + struct kvm_sev_info *src_sev = &to_kvm_svm(src_kvm)->sev_info; - mutex_unlock(&kvm->lock); - atomic_set_release(&sev->migration_in_progress, 0); + mutex_unlock(&dst_kvm->lock); + mutex_unlock(&src_kvm->lock); + atomic_set_release(&dst_sev->migration_in_progress, 0); + atomic_set_release(&src_sev->migration_in_progress, 0); } @@ -1607,14 +1629,15 @@ static void sev_migrate_from(struct kvm_sev_info *dst, dst->asid = src->asid; dst->handle = src->handle; dst->pages_locked = src->pages_locked; + dst->enc_context_owner = src->enc_context_owner; src->asid = 0; src->active = false; src->handle = 0; src->pages_locked = 0; + src->enc_context_owner = NULL; - INIT_LIST_HEAD(&dst->regions_list); - list_replace_init(&src->regions_list, &dst->regions_list); + list_cut_before(&dst->regions_list, &src->regions_list, &src->regions_list); } static int sev_es_migrate_from(struct kvm *dst, struct kvm *src) @@ -1666,15 +1689,6 @@ int svm_vm_migrate_from(struct kvm *kvm, unsigned int source_fd) bool charged = false; int ret; - ret = sev_lock_for_migration(kvm); - if (ret) - return ret; - - if (sev_guest(kvm)) { - ret = -EINVAL; - goto out_unlock; - } - source_kvm_file = fget(source_fd); if (!file_is_kvm(source_kvm_file)) { ret = -EBADF; @@ -1682,16 +1696,26 @@ int svm_vm_migrate_from(struct kvm *kvm, unsigned int source_fd) } source_kvm = source_kvm_file->private_data; - ret = sev_lock_for_migration(source_kvm); + ret = sev_lock_two_vms(kvm, source_kvm); if (ret) goto out_fput; - if (!sev_guest(source_kvm)) { + if (sev_guest(kvm) || !sev_guest(source_kvm)) { ret = -EINVAL; - goto out_source; + goto out_unlock; } src_sev = &to_kvm_svm(source_kvm)->sev_info; + + /* + * VMs mirroring src's encryption context rely on it to keep the + * ASID allocated, but below we are clearing src_sev->asid. + */ + if (src_sev->num_mirrored_vms) { + ret = -EBUSY; + goto out_unlock; + } + dst_sev->misc_cg = get_current_misc_cg(); cg_cleanup_sev = dst_sev; if (dst_sev->misc_cg != src_sev->misc_cg) { @@ -1728,13 +1752,11 @@ out_dst_cgroup: sev_misc_cg_uncharge(cg_cleanup_sev); put_misc_cg(cg_cleanup_sev->misc_cg); cg_cleanup_sev->misc_cg = NULL; -out_source: - sev_unlock_after_migration(source_kvm); +out_unlock: + sev_unlock_two_vms(kvm, source_kvm); out_fput: if (source_kvm_file) fput(source_kvm_file); -out_unlock: - sev_unlock_after_migration(kvm); return ret; } @@ -1953,76 +1975,60 @@ int svm_vm_copy_asid_from(struct kvm *kvm, unsigned int source_fd) { struct file *source_kvm_file; struct kvm *source_kvm; - struct kvm_sev_info source_sev, *mirror_sev; + struct kvm_sev_info *source_sev, *mirror_sev; int ret; source_kvm_file = fget(source_fd); if (!file_is_kvm(source_kvm_file)) { ret = -EBADF; - goto e_source_put; + goto e_source_fput; } source_kvm = source_kvm_file->private_data; - mutex_lock(&source_kvm->lock); - - if (!sev_guest(source_kvm)) { - ret = -EINVAL; - goto e_source_unlock; - } + ret = sev_lock_two_vms(kvm, source_kvm); + if (ret) + goto e_source_fput; - /* Mirrors of mirrors should work, but let's not get silly */ - if (is_mirroring_enc_context(source_kvm) || source_kvm == kvm) { + /* + * Mirrors of mirrors should work, but let's not get silly. Also + * disallow out-of-band SEV/SEV-ES init if the target is already an + * SEV guest, or if vCPUs have been created. KVM relies on vCPUs being + * created after SEV/SEV-ES initialization, e.g. to init intercepts. + */ + if (sev_guest(kvm) || !sev_guest(source_kvm) || + is_mirroring_enc_context(source_kvm) || kvm->created_vcpus) { ret = -EINVAL; - goto e_source_unlock; + goto e_unlock; } - memcpy(&source_sev, &to_kvm_svm(source_kvm)->sev_info, - sizeof(source_sev)); - /* * The mirror kvm holds an enc_context_owner ref so its asid can't * disappear until we're done with it */ + source_sev = &to_kvm_svm(source_kvm)->sev_info; kvm_get_kvm(source_kvm); - - fput(source_kvm_file); - mutex_unlock(&source_kvm->lock); - mutex_lock(&kvm->lock); - - /* - * Disallow out-of-band SEV/SEV-ES init if the target is already an - * SEV guest, or if vCPUs have been created. KVM relies on vCPUs being - * created after SEV/SEV-ES initialization, e.g. to init intercepts. - */ - if (sev_guest(kvm) || kvm->created_vcpus) { - ret = -EINVAL; - goto e_mirror_unlock; - } + source_sev->num_mirrored_vms++; /* Set enc_context_owner and copy its encryption context over */ mirror_sev = &to_kvm_svm(kvm)->sev_info; mirror_sev->enc_context_owner = source_kvm; mirror_sev->active = true; - mirror_sev->asid = source_sev.asid; - mirror_sev->fd = source_sev.fd; - mirror_sev->es_active = source_sev.es_active; - mirror_sev->handle = source_sev.handle; + mirror_sev->asid = source_sev->asid; + mirror_sev->fd = source_sev->fd; + mirror_sev->es_active = source_sev->es_active; + mirror_sev->handle = source_sev->handle; + INIT_LIST_HEAD(&mirror_sev->regions_list); + ret = 0; + /* * Do not copy ap_jump_table. Since the mirror does not share the same * KVM contexts as the original, and they may have different * memory-views. */ - mutex_unlock(&kvm->lock); - return 0; - -e_mirror_unlock: - mutex_unlock(&kvm->lock); - kvm_put_kvm(source_kvm); - return ret; -e_source_unlock: - mutex_unlock(&source_kvm->lock); -e_source_put: +e_unlock: + sev_unlock_two_vms(kvm, source_kvm); +e_source_fput: if (source_kvm_file) fput(source_kvm_file); return ret; @@ -2034,17 +2040,24 @@ void sev_vm_destroy(struct kvm *kvm) struct list_head *head = &sev->regions_list; struct list_head *pos, *q; + WARN_ON(sev->num_mirrored_vms); + if (!sev_guest(kvm)) return; /* If this is a mirror_kvm release the enc_context_owner and skip sev cleanup */ if (is_mirroring_enc_context(kvm)) { - kvm_put_kvm(sev->enc_context_owner); + struct kvm *owner_kvm = sev->enc_context_owner; + struct kvm_sev_info *owner_sev = &to_kvm_svm(owner_kvm)->sev_info; + + mutex_lock(&owner_kvm->lock); + if (!WARN_ON(!owner_sev->num_mirrored_vms)) + owner_sev->num_mirrored_vms--; + mutex_unlock(&owner_kvm->lock); + kvm_put_kvm(owner_kvm); return; } - mutex_lock(&kvm->lock); - /* * Ensure that all guest tagged cache entries are flushed before * releasing the pages back to the system for use. CLFLUSH will @@ -2064,8 +2077,6 @@ void sev_vm_destroy(struct kvm *kvm) } } - mutex_unlock(&kvm->lock); - sev_unbind_asid(kvm, sev->handle); sev_asid_free(sev); } diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 5630c241d5f6..d0f68d11ec70 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -4651,7 +4651,6 @@ static struct kvm_x86_ops svm_x86_ops __initdata = { .load_eoi_exitmap = svm_load_eoi_exitmap, .hwapic_irr_update = svm_hwapic_irr_update, .hwapic_isr_update = svm_hwapic_isr_update, - .sync_pir_to_irr = kvm_lapic_find_highest_irr, .apicv_post_state_restore = avic_post_state_restore, .set_tss_addr = svm_set_tss_addr, diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h index 5faad3dc10e2..1c7306c370fa 100644 --- a/arch/x86/kvm/svm/svm.h +++ b/arch/x86/kvm/svm/svm.h @@ -79,6 +79,7 @@ struct kvm_sev_info { struct list_head regions_list; /* List of registered regions */ u64 ap_jump_table; /* SEV-ES AP Jump Table address */ struct kvm *enc_context_owner; /* Owner of copied encryption context */ + unsigned long num_mirrored_vms; /* Number of VMs sharing this ASID */ struct misc_cg *misc_cg; /* For misc cgroup accounting */ atomic_t migration_in_progress; }; diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index 1e2f66951566..64f2828035c2 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -1162,29 +1162,26 @@ static void nested_vmx_transition_tlb_flush(struct kvm_vcpu *vcpu, WARN_ON(!enable_vpid); /* - * If VPID is enabled and used by vmc12, but L2 does not have a unique - * TLB tag (ASID), i.e. EPT is disabled and KVM was unable to allocate - * a VPID for L2, flush the current context as the effective ASID is - * common to both L1 and L2. - * - * Defer the flush so that it runs after vmcs02.EPTP has been set by - * KVM_REQ_LOAD_MMU_PGD (if nested EPT is enabled) and to avoid - * redundant flushes further down the nested pipeline. - * - * If a TLB flush isn't required due to any of the above, and vpid12 is - * changing then the new "virtual" VPID (vpid12) will reuse the same - * "real" VPID (vpid02), and so needs to be flushed. There's no direct - * mapping between vpid02 and vpid12, vpid02 is per-vCPU and reused for - * all nested vCPUs. Remember, a flush on VM-Enter does not invalidate - * guest-physical mappings, so there is no need to sync the nEPT MMU. + * VPID is enabled and in use by vmcs12. If vpid12 is changing, then + * emulate a guest TLB flush as KVM does not track vpid12 history nor + * is the VPID incorporated into the MMU context. I.e. KVM must assume + * that the new vpid12 has never been used and thus represents a new + * guest ASID that cannot have entries in the TLB. */ - if (!nested_has_guest_tlb_tag(vcpu)) { - kvm_make_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu); - } else if (is_vmenter && - vmcs12->virtual_processor_id != vmx->nested.last_vpid) { + if (is_vmenter && vmcs12->virtual_processor_id != vmx->nested.last_vpid) { vmx->nested.last_vpid = vmcs12->virtual_processor_id; - vpid_sync_context(nested_get_vpid02(vcpu)); + kvm_make_request(KVM_REQ_TLB_FLUSH_GUEST, vcpu); + return; } + + /* + * If VPID is enabled, used by vmc12, and vpid12 is not changing but + * does not have a unique TLB tag (ASID), i.e. EPT is disabled and + * KVM was unable to allocate a VPID for L2, flush the current context + * as the effective ASID is common to both L1 and L2. + */ + if (!nested_has_guest_tlb_tag(vcpu)) + kvm_make_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu); } static bool is_bitwise_subset(u64 superset, u64 subset, u64 mask) @@ -3344,8 +3341,7 @@ enum nvmx_vmentry_status nested_vmx_enter_non_root_mode(struct kvm_vcpu *vcpu, }; u32 failed_index; - if (kvm_check_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu)) - kvm_vcpu_flush_tlb_current(vcpu); + kvm_service_local_tlb_flush_requests(vcpu); evaluate_pending_interrupts = exec_controls_get(vmx) & (CPU_BASED_INTR_WINDOW_EXITING | CPU_BASED_NMI_WINDOW_EXITING); @@ -4502,9 +4498,8 @@ void nested_vmx_vmexit(struct kvm_vcpu *vcpu, u32 vm_exit_reason, (void)nested_get_evmcs_page(vcpu); } - /* Service the TLB flush request for L2 before switching to L1. */ - if (kvm_check_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu)) - kvm_vcpu_flush_tlb_current(vcpu); + /* Service pending TLB flush requests for L2 before switching to L1. */ + kvm_service_local_tlb_flush_requests(vcpu); /* * VCPU_EXREG_PDPTR will be clobbered in arch/x86/kvm/vmx/vmx.h between @@ -4857,6 +4852,7 @@ static int enter_vmx_operation(struct kvm_vcpu *vcpu) if (!vmx->nested.cached_vmcs12) goto out_cached_vmcs12; + vmx->nested.shadow_vmcs12_cache.gpa = INVALID_GPA; vmx->nested.cached_shadow_vmcs12 = kzalloc(VMCS12_SIZE, GFP_KERNEL_ACCOUNT); if (!vmx->nested.cached_shadow_vmcs12) goto out_cached_shadow_vmcs12; @@ -5289,8 +5285,7 @@ static int handle_vmptrld(struct kvm_vcpu *vcpu) struct gfn_to_hva_cache *ghc = &vmx->nested.vmcs12_cache; struct vmcs_hdr hdr; - if (ghc->gpa != vmptr && - kvm_gfn_to_hva_cache_init(vcpu->kvm, ghc, vmptr, VMCS12_SIZE)) { + if (kvm_gfn_to_hva_cache_init(vcpu->kvm, ghc, vmptr, VMCS12_SIZE)) { /* * Reads from an unbacked page return all 1s, * which means that the 32 bits located at the diff --git a/arch/x86/kvm/vmx/posted_intr.c b/arch/x86/kvm/vmx/posted_intr.c index 5f81ef092bd4..1c94783b5a54 100644 --- a/arch/x86/kvm/vmx/posted_intr.c +++ b/arch/x86/kvm/vmx/posted_intr.c @@ -5,6 +5,7 @@ #include <asm/cpu.h> #include "lapic.h" +#include "irq.h" #include "posted_intr.h" #include "trace.h" #include "vmx.h" @@ -77,13 +78,18 @@ after_clear_sn: pi_set_on(pi_desc); } +static bool vmx_can_use_vtd_pi(struct kvm *kvm) +{ + return irqchip_in_kernel(kvm) && enable_apicv && + kvm_arch_has_assigned_device(kvm) && + irq_remapping_cap(IRQ_POSTING_CAP); +} + void vmx_vcpu_pi_put(struct kvm_vcpu *vcpu) { struct pi_desc *pi_desc = vcpu_to_pi_desc(vcpu); - if (!kvm_arch_has_assigned_device(vcpu->kvm) || - !irq_remapping_cap(IRQ_POSTING_CAP) || - !kvm_vcpu_apicv_active(vcpu)) + if (!vmx_can_use_vtd_pi(vcpu->kvm)) return; /* Set SN when the vCPU is preempted */ @@ -141,9 +147,7 @@ int pi_pre_block(struct kvm_vcpu *vcpu) struct pi_desc old, new; struct pi_desc *pi_desc = vcpu_to_pi_desc(vcpu); - if (!kvm_arch_has_assigned_device(vcpu->kvm) || - !irq_remapping_cap(IRQ_POSTING_CAP) || - !kvm_vcpu_apicv_active(vcpu)) + if (!vmx_can_use_vtd_pi(vcpu->kvm)) return 0; WARN_ON(irqs_disabled()); @@ -270,9 +274,7 @@ int pi_update_irte(struct kvm *kvm, unsigned int host_irq, uint32_t guest_irq, struct vcpu_data vcpu_info; int idx, ret = 0; - if (!kvm_arch_has_assigned_device(kvm) || - !irq_remapping_cap(IRQ_POSTING_CAP) || - !kvm_vcpu_apicv_active(kvm->vcpus[0])) + if (!vmx_can_use_vtd_pi(kvm)) return 0; idx = srcu_read_lock(&kvm->irq_srcu); diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index ba66c171d951..f90448809690 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -2918,6 +2918,13 @@ static void vmx_flush_tlb_all(struct kvm_vcpu *vcpu) } } +static inline int vmx_get_current_vpid(struct kvm_vcpu *vcpu) +{ + if (is_guest_mode(vcpu)) + return nested_get_vpid02(vcpu); + return to_vmx(vcpu)->vpid; +} + static void vmx_flush_tlb_current(struct kvm_vcpu *vcpu) { struct kvm_mmu *mmu = vcpu->arch.mmu; @@ -2930,31 +2937,29 @@ static void vmx_flush_tlb_current(struct kvm_vcpu *vcpu) if (enable_ept) ept_sync_context(construct_eptp(vcpu, root_hpa, mmu->shadow_root_level)); - else if (!is_guest_mode(vcpu)) - vpid_sync_context(to_vmx(vcpu)->vpid); else - vpid_sync_context(nested_get_vpid02(vcpu)); + vpid_sync_context(vmx_get_current_vpid(vcpu)); } static void vmx_flush_tlb_gva(struct kvm_vcpu *vcpu, gva_t addr) { /* - * vpid_sync_vcpu_addr() is a nop if vmx->vpid==0, see the comment in + * vpid_sync_vcpu_addr() is a nop if vpid==0, see the comment in * vmx_flush_tlb_guest() for an explanation of why this is ok. */ - vpid_sync_vcpu_addr(to_vmx(vcpu)->vpid, addr); + vpid_sync_vcpu_addr(vmx_get_current_vpid(vcpu), addr); } static void vmx_flush_tlb_guest(struct kvm_vcpu *vcpu) { /* - * vpid_sync_context() is a nop if vmx->vpid==0, e.g. if enable_vpid==0 - * or a vpid couldn't be allocated for this vCPU. VM-Enter and VM-Exit - * are required to flush GVA->{G,H}PA mappings from the TLB if vpid is + * vpid_sync_context() is a nop if vpid==0, e.g. if enable_vpid==0 or a + * vpid couldn't be allocated for this vCPU. VM-Enter and VM-Exit are + * required to flush GVA->{G,H}PA mappings from the TLB if vpid is * disabled (VM-Enter with vpid enabled and vpid==0 is disallowed), * i.e. no explicit INVVPID is necessary. */ - vpid_sync_context(to_vmx(vcpu)->vpid); + vpid_sync_context(vmx_get_current_vpid(vcpu)); } void vmx_ept_load_pdptrs(struct kvm_vcpu *vcpu) @@ -6262,9 +6267,9 @@ static int vmx_sync_pir_to_irr(struct kvm_vcpu *vcpu) { struct vcpu_vmx *vmx = to_vmx(vcpu); int max_irr; - bool max_irr_updated; + bool got_posted_interrupt; - if (KVM_BUG_ON(!vcpu->arch.apicv_active, vcpu->kvm)) + if (KVM_BUG_ON(!enable_apicv, vcpu->kvm)) return -EIO; if (pi_test_on(&vmx->pi_desc)) { @@ -6274,22 +6279,33 @@ static int vmx_sync_pir_to_irr(struct kvm_vcpu *vcpu) * But on x86 this is just a compiler barrier anyway. */ smp_mb__after_atomic(); - max_irr_updated = + got_posted_interrupt = kvm_apic_update_irr(vcpu, vmx->pi_desc.pir, &max_irr); - - /* - * If we are running L2 and L1 has a new pending interrupt - * which can be injected, this may cause a vmexit or it may - * be injected into L2. Either way, this interrupt will be - * processed via KVM_REQ_EVENT, not RVI, because we do not use - * virtual interrupt delivery to inject L1 interrupts into L2. - */ - if (is_guest_mode(vcpu) && max_irr_updated) - kvm_make_request(KVM_REQ_EVENT, vcpu); } else { max_irr = kvm_lapic_find_highest_irr(vcpu); + got_posted_interrupt = false; } - vmx_hwapic_irr_update(vcpu, max_irr); + + /* + * Newly recognized interrupts are injected via either virtual interrupt + * delivery (RVI) or KVM_REQ_EVENT. Virtual interrupt delivery is + * disabled in two cases: + * + * 1) If L2 is running and the vCPU has a new pending interrupt. If L1 + * wants to exit on interrupts, KVM_REQ_EVENT is needed to synthesize a + * VM-Exit to L1. If L1 doesn't want to exit, the interrupt is injected + * into L2, but KVM doesn't use virtual interrupt delivery to inject + * interrupts into L2, and so KVM_REQ_EVENT is again needed. + * + * 2) If APICv is disabled for this vCPU, assigned devices may still + * attempt to post interrupts. The posted interrupt vector will cause + * a VM-Exit and the subsequent entry will call sync_pir_to_irr. + */ + if (!is_guest_mode(vcpu) && kvm_vcpu_apicv_active(vcpu)) + vmx_set_rvi(max_irr); + else if (got_posted_interrupt) + kvm_make_request(KVM_REQ_EVENT, vcpu); + return max_irr; } @@ -7761,10 +7777,10 @@ static __init int hardware_setup(void) ple_window_shrink = 0; } - if (!cpu_has_vmx_apicv()) { + if (!cpu_has_vmx_apicv()) enable_apicv = 0; + if (!enable_apicv) vmx_x86_ops.sync_pir_to_irr = NULL; - } if (cpu_has_vmx_tsc_scaling()) { kvm_has_tsc_control = true; diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 5a403d92833f..0ee1a039b490 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3258,6 +3258,29 @@ static void kvm_vcpu_flush_tlb_guest(struct kvm_vcpu *vcpu) static_call(kvm_x86_tlb_flush_guest)(vcpu); } + +static inline void kvm_vcpu_flush_tlb_current(struct kvm_vcpu *vcpu) +{ + ++vcpu->stat.tlb_flush; + static_call(kvm_x86_tlb_flush_current)(vcpu); +} + +/* + * Service "local" TLB flush requests, which are specific to the current MMU + * context. In addition to the generic event handling in vcpu_enter_guest(), + * TLB flushes that are targeted at an MMU context also need to be serviced + * prior before nested VM-Enter/VM-Exit. + */ +void kvm_service_local_tlb_flush_requests(struct kvm_vcpu *vcpu) +{ + if (kvm_check_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu)) + kvm_vcpu_flush_tlb_current(vcpu); + + if (kvm_check_request(KVM_REQ_TLB_FLUSH_GUEST, vcpu)) + kvm_vcpu_flush_tlb_guest(vcpu); +} +EXPORT_SYMBOL_GPL(kvm_service_local_tlb_flush_requests); + static void record_steal_time(struct kvm_vcpu *vcpu) { struct gfn_to_hva_cache *ghc = &vcpu->arch.st.cache; @@ -4133,6 +4156,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_SGX_ATTRIBUTE: #endif case KVM_CAP_VM_COPY_ENC_CONTEXT_FROM: + case KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM: case KVM_CAP_SREGS2: case KVM_CAP_EXIT_ON_EMULATION_FAILURE: case KVM_CAP_VCPU_ATTRIBUTES: @@ -4448,8 +4472,7 @@ void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu) static int kvm_vcpu_ioctl_get_lapic(struct kvm_vcpu *vcpu, struct kvm_lapic_state *s) { - if (vcpu->arch.apicv_active) - static_call(kvm_x86_sync_pir_to_irr)(vcpu); + static_call_cond(kvm_x86_sync_pir_to_irr)(vcpu); return kvm_apic_get_state(vcpu, s); } @@ -5124,6 +5147,17 @@ long kvm_arch_vcpu_ioctl(struct file *filp, struct kvm_cpuid __user *cpuid_arg = argp; struct kvm_cpuid cpuid; + /* + * KVM does not correctly handle changing guest CPUID after KVM_RUN, as + * MAXPHYADDR, GBPAGES support, AMD reserved bit behavior, etc.. aren't + * tracked in kvm_mmu_page_role. As a result, KVM may miss guest page + * faults due to reusing SPs/SPTEs. In practice no sane VMM mucks with + * the core vCPU model on the fly, so fail. + */ + r = -EINVAL; + if (vcpu->arch.last_vmentry_cpu != -1) + goto out; + r = -EFAULT; if (copy_from_user(&cpuid, cpuid_arg, sizeof(cpuid))) goto out; @@ -5134,6 +5168,14 @@ long kvm_arch_vcpu_ioctl(struct file *filp, struct kvm_cpuid2 __user *cpuid_arg = argp; struct kvm_cpuid2 cpuid; + /* + * KVM_SET_CPUID{,2} after KVM_RUN is forbidded, see the comment in + * KVM_SET_CPUID case above. + */ + r = -EINVAL; + if (vcpu->arch.last_vmentry_cpu != -1) + goto out; + r = -EFAULT; if (copy_from_user(&cpuid, cpuid_arg, sizeof(cpuid))) goto out; @@ -9528,8 +9570,7 @@ static void vcpu_scan_ioapic(struct kvm_vcpu *vcpu) if (irqchip_split(vcpu->kvm)) kvm_scan_ioapic_routes(vcpu, vcpu->arch.ioapic_handled_vectors); else { - if (vcpu->arch.apicv_active) - static_call(kvm_x86_sync_pir_to_irr)(vcpu); + static_call_cond(kvm_x86_sync_pir_to_irr)(vcpu); if (ioapic_in_kernel(vcpu->kvm)) kvm_ioapic_scan_entry(vcpu, vcpu->arch.ioapic_handled_vectors); } @@ -9648,10 +9689,7 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) /* Flushing all ASIDs flushes the current ASID... */ kvm_clear_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu); } - if (kvm_check_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu)) - kvm_vcpu_flush_tlb_current(vcpu); - if (kvm_check_request(KVM_REQ_TLB_FLUSH_GUEST, vcpu)) - kvm_vcpu_flush_tlb_guest(vcpu); + kvm_service_local_tlb_flush_requests(vcpu); if (kvm_check_request(KVM_REQ_REPORT_TPR_ACCESS, vcpu)) { vcpu->run->exit_reason = KVM_EXIT_TPR_ACCESS; @@ -9802,10 +9840,12 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) /* * This handles the case where a posted interrupt was - * notified with kvm_vcpu_kick. + * notified with kvm_vcpu_kick. Assigned devices can + * use the POSTED_INTR_VECTOR even if APICv is disabled, + * so do it even if APICv is disabled on this vCPU. */ - if (kvm_lapic_enabled(vcpu) && vcpu->arch.apicv_active) - static_call(kvm_x86_sync_pir_to_irr)(vcpu); + if (kvm_lapic_enabled(vcpu)) + static_call_cond(kvm_x86_sync_pir_to_irr)(vcpu); if (kvm_vcpu_exit_request(vcpu)) { vcpu->mode = OUTSIDE_GUEST_MODE; @@ -9849,8 +9889,8 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) if (likely(exit_fastpath != EXIT_FASTPATH_REENTER_GUEST)) break; - if (vcpu->arch.apicv_active) - static_call(kvm_x86_sync_pir_to_irr)(vcpu); + if (kvm_lapic_enabled(vcpu)) + static_call_cond(kvm_x86_sync_pir_to_irr)(vcpu); if (unlikely(kvm_vcpu_exit_request(vcpu))) { exit_fastpath = EXIT_FASTPATH_EXIT_HANDLED; diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h index 997669ae9caa..4abcd8d9836d 100644 --- a/arch/x86/kvm/x86.h +++ b/arch/x86/kvm/x86.h @@ -103,6 +103,7 @@ static inline unsigned int __shrink_ple_window(unsigned int val, #define MSR_IA32_CR_PAT_DEFAULT 0x0007040600070406ULL +void kvm_service_local_tlb_flush_requests(struct kvm_vcpu *vcpu); int kvm_check_nested_events(struct kvm_vcpu *vcpu); static inline void kvm_clear_exception_queue(struct kvm_vcpu *vcpu) @@ -185,12 +186,6 @@ static inline bool mmu_is_nested(struct kvm_vcpu *vcpu) return vcpu->arch.walk_mmu == &vcpu->arch.nested_mmu; } -static inline void kvm_vcpu_flush_tlb_current(struct kvm_vcpu *vcpu) -{ - ++vcpu->stat.tlb_flush; - static_call(kvm_x86_tlb_flush_current)(vcpu); -} - static inline int is_pae(struct kvm_vcpu *vcpu) { return kvm_read_cr4_bits(vcpu, X86_CR4_PAE); diff --git a/block/blk-mq.c b/block/blk-mq.c index 8799fa73ef34..8874a63ae952 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -860,13 +860,14 @@ void blk_mq_end_request_batch(struct io_comp_batch *iob) if (iob->need_ts) __blk_mq_end_request_acct(rq, now); + rq_qos_done(rq->q, rq); + WRITE_ONCE(rq->state, MQ_RQ_IDLE); if (!refcount_dec_and_test(&rq->ref)) continue; blk_crypto_free_request(rq); blk_pm_mark_last_busy(rq); - rq_qos_done(rq->q, rq); if (nr_tags == TAG_COMP_BATCH || cur_hctx != rq->mq_hctx) { if (cur_hctx) diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 97bf051a50ce..6ae38776e30e 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -316,7 +316,7 @@ static blk_status_t virtio_queue_rq(struct blk_mq_hw_ctx *hctx, struct request *req = bd->rq; struct virtblk_req *vbr = blk_mq_rq_to_pdu(req); unsigned long flags; - unsigned int num; + int num; int qid = hctx->queue_num; bool notify = false; blk_status_t status; @@ -1049,7 +1049,6 @@ static struct virtio_driver virtio_blk = { .feature_table_size = ARRAY_SIZE(features), .feature_table_legacy = features_legacy, .feature_table_size_legacy = ARRAY_SIZE(features_legacy), - .suppress_used_validation = true, .driver.name = KBUILD_MODNAME, .driver.owner = THIS_MODULE, .id_table = id_table, diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 08d7953ec5f1..25071126995b 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -1853,12 +1853,14 @@ static const struct block_device_operations zram_devops = { .owner = THIS_MODULE }; +#ifdef CONFIG_ZRAM_WRITEBACK static const struct block_device_operations zram_wb_devops = { .open = zram_open, .submit_bio = zram_submit_bio, .swap_slot_free_notify = zram_slot_free_notify, .owner = THIS_MODULE }; +#endif static DEVICE_ATTR_WO(compact); static DEVICE_ATTR_RW(disksize); diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index deed355422f4..c837d5416e0e 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -191,6 +191,8 @@ struct ipmi_user { struct work_struct remove_work; }; +static struct workqueue_struct *remove_work_wq; + static struct ipmi_user *acquire_ipmi_user(struct ipmi_user *user, int *index) __acquires(user->release_barrier) { @@ -1297,7 +1299,7 @@ static void free_user(struct kref *ref) struct ipmi_user *user = container_of(ref, struct ipmi_user, refcount); /* SRCU cleanup must happen in task context. */ - schedule_work(&user->remove_work); + queue_work(remove_work_wq, &user->remove_work); } static void _ipmi_destroy_user(struct ipmi_user *user) @@ -3918,9 +3920,11 @@ static int handle_ipmb_direct_rcv_cmd(struct ipmi_smi *intf, /* We didn't find a user, deliver an error response. */ ipmi_inc_stat(intf, unhandled_commands); - msg->data[0] = ((netfn + 1) << 2) | (msg->rsp[4] & 0x3); - msg->data[1] = msg->rsp[2]; - msg->data[2] = msg->rsp[4] & ~0x3; + msg->data[0] = (netfn + 1) << 2; + msg->data[0] |= msg->rsp[2] & 0x3; /* rqLUN */ + msg->data[1] = msg->rsp[1]; /* Addr */ + msg->data[2] = msg->rsp[2] & ~0x3; /* rqSeq */ + msg->data[2] |= msg->rsp[0] & 0x3; /* rsLUN */ msg->data[3] = cmd; msg->data[4] = IPMI_INVALID_CMD_COMPLETION_CODE; msg->data_size = 5; @@ -4455,13 +4459,24 @@ return_unspecified: msg->rsp[2] = IPMI_ERR_UNSPECIFIED; msg->rsp_size = 3; } else if (msg->type == IPMI_SMI_MSG_TYPE_IPMB_DIRECT) { - /* commands must have at least 3 bytes, responses 4. */ - if (is_cmd && (msg->rsp_size < 3)) { + /* commands must have at least 4 bytes, responses 5. */ + if (is_cmd && (msg->rsp_size < 4)) { ipmi_inc_stat(intf, invalid_commands); goto out; } - if (!is_cmd && (msg->rsp_size < 4)) - goto return_unspecified; + if (!is_cmd && (msg->rsp_size < 5)) { + ipmi_inc_stat(intf, invalid_ipmb_responses); + /* Construct a valid error response. */ + msg->rsp[0] = msg->data[0] & 0xfc; /* NetFN */ + msg->rsp[0] |= (1 << 2); /* Make it a response */ + msg->rsp[0] |= msg->data[2] & 3; /* rqLUN */ + msg->rsp[1] = msg->data[1]; /* Addr */ + msg->rsp[2] = msg->data[2] & 0xfc; /* rqSeq */ + msg->rsp[2] |= msg->data[0] & 0x3; /* rsLUN */ + msg->rsp[3] = msg->data[3]; /* Cmd */ + msg->rsp[4] = IPMI_ERR_UNSPECIFIED; + msg->rsp_size = 5; + } } else if ((msg->data_size >= 2) && (msg->data[0] == (IPMI_NETFN_APP_REQUEST << 2)) && (msg->data[1] == IPMI_SEND_MSG_CMD) @@ -5031,6 +5046,7 @@ struct ipmi_smi_msg *ipmi_alloc_smi_msg(void) if (rv) { rv->done = free_smi_msg; rv->user_data = NULL; + rv->type = IPMI_SMI_MSG_TYPE_NORMAL; atomic_inc(&smi_msg_inuse_count); } return rv; @@ -5383,6 +5399,13 @@ static int ipmi_init_msghandler(void) atomic_notifier_chain_register(&panic_notifier_list, &panic_block); + remove_work_wq = create_singlethread_workqueue("ipmi-msghandler-remove-wq"); + if (!remove_work_wq) { + pr_err("unable to create ipmi-msghandler-remove-wq workqueue"); + rv = -ENOMEM; + goto out; + } + initialized = true; out: @@ -5408,6 +5431,8 @@ static void __exit cleanup_ipmi(void) int count; if (initialized) { + destroy_workqueue(remove_work_wq); + atomic_notifier_chain_unregister(&panic_notifier_list, &panic_block); diff --git a/drivers/iommu/amd/iommu_v2.c b/drivers/iommu/amd/iommu_v2.c index 13cbeb997cc1..58da08cc3d01 100644 --- a/drivers/iommu/amd/iommu_v2.c +++ b/drivers/iommu/amd/iommu_v2.c @@ -929,10 +929,8 @@ static int __init amd_iommu_v2_init(void) { int ret; - pr_info("AMD IOMMUv2 driver by Joerg Roedel <jroedel@suse.de>\n"); - if (!amd_iommu_v2_supported()) { - pr_info("AMD IOMMUv2 functionality not available on this system\n"); + pr_info("AMD IOMMUv2 functionality not available on this system - This is not a bug.\n"); /* * Load anyway to provide the symbols to other modules * which may use AMD IOMMUv2 optionally. @@ -947,6 +945,8 @@ static int __init amd_iommu_v2_init(void) amd_iommu_register_ppr_notifier(&ppr_nb); + pr_info("AMD IOMMUv2 loaded and initialized\n"); + return 0; out: diff --git a/drivers/iommu/intel/cap_audit.c b/drivers/iommu/intel/cap_audit.c index b39d223926a4..71596fc62822 100644 --- a/drivers/iommu/intel/cap_audit.c +++ b/drivers/iommu/intel/cap_audit.c @@ -144,6 +144,7 @@ static int cap_audit_static(struct intel_iommu *iommu, enum cap_audit_type type) { struct dmar_drhd_unit *d; struct intel_iommu *i; + int rc = 0; rcu_read_lock(); if (list_empty(&dmar_drhd_units)) @@ -169,11 +170,11 @@ static int cap_audit_static(struct intel_iommu *iommu, enum cap_audit_type type) */ if (intel_cap_smts_sanity() && !intel_cap_flts_sanity() && !intel_cap_slts_sanity()) - return -EOPNOTSUPP; + rc = -EOPNOTSUPP; out: rcu_read_unlock(); - return 0; + return rc; } int intel_cap_audit(enum cap_audit_type type, struct intel_iommu *iommu) diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 0bde0c8b4126..b6a8f3282411 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -1339,13 +1339,11 @@ static struct page *dma_pte_clear_level(struct dmar_domain *domain, int level, pte = &pte[pfn_level_offset(pfn, level)]; do { - unsigned long level_pfn; + unsigned long level_pfn = pfn & level_mask(level); if (!dma_pte_present(pte)) goto next; - level_pfn = pfn & level_mask(level); - /* If range covers entire pagetable, free it */ if (start_pfn <= level_pfn && last_pfn >= level_pfn + level_size(level) - 1) { @@ -1366,7 +1364,7 @@ static struct page *dma_pte_clear_level(struct dmar_domain *domain, int level, freelist); } next: - pfn += level_size(level); + pfn = level_pfn + level_size(level); } while (!first_pte_in_page(++pte) && pfn <= last_pfn); if (first_pte) diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c index 5cb260820eda..7f23ad61c094 100644 --- a/drivers/iommu/rockchip-iommu.c +++ b/drivers/iommu/rockchip-iommu.c @@ -200,8 +200,8 @@ static inline phys_addr_t rk_dte_pt_address(u32 dte) #define DTE_HI_MASK2 GENMASK(7, 4) #define DTE_HI_SHIFT1 24 /* shift bit 8 to bit 32 */ #define DTE_HI_SHIFT2 32 /* shift bit 4 to bit 36 */ -#define PAGE_DESC_HI_MASK1 GENMASK_ULL(39, 36) -#define PAGE_DESC_HI_MASK2 GENMASK_ULL(35, 32) +#define PAGE_DESC_HI_MASK1 GENMASK_ULL(35, 32) +#define PAGE_DESC_HI_MASK2 GENMASK_ULL(39, 36) static inline phys_addr_t rk_dte_pt_address_v2(u32 dte) { diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 10506a4b66ef..6cccc3dc00bc 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -567,9 +567,7 @@ config XEN_NETDEV_BACKEND config VMXNET3 tristate "VMware VMXNET3 ethernet driver" depends on PCI && INET - depends on !(PAGE_SIZE_64KB || ARM64_64K_PAGES || \ - IA64_PAGE_SIZE_64KB || PARISC_PAGE_SIZE_64KB || \ - PPC_64K_PAGES) + depends on PAGE_SIZE_LESS_THAN_64KB help This driver supports VMware's vmxnet3 virtual ethernet NIC. To compile this driver as a module, choose M here: the diff --git a/drivers/net/dsa/b53/b53_spi.c b/drivers/net/dsa/b53/b53_spi.c index 01e37b75471e..2b88f03e5252 100644 --- a/drivers/net/dsa/b53/b53_spi.c +++ b/drivers/net/dsa/b53/b53_spi.c @@ -349,6 +349,19 @@ static const struct of_device_id b53_spi_of_match[] = { }; MODULE_DEVICE_TABLE(of, b53_spi_of_match); +static const struct spi_device_id b53_spi_ids[] = { + { .name = "bcm5325" }, + { .name = "bcm5365" }, + { .name = "bcm5395" }, + { .name = "bcm5397" }, + { .name = "bcm5398" }, + { .name = "bcm53115" }, + { .name = "bcm53125" }, + { .name = "bcm53128" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(spi, b53_spi_ids); + static struct spi_driver b53_spi_driver = { .driver = { .name = "b53-switch", @@ -357,6 +370,7 @@ static struct spi_driver b53_spi_driver = { .probe = b53_spi_probe, .remove = b53_spi_remove, .shutdown = b53_spi_shutdown, + .id_table = b53_spi_ids, }; module_spi_driver(b53_spi_driver); diff --git a/drivers/net/dsa/mv88e6xxx/serdes.c b/drivers/net/dsa/mv88e6xxx/serdes.c index 6ea003678798..55273013bfb5 100644 --- a/drivers/net/dsa/mv88e6xxx/serdes.c +++ b/drivers/net/dsa/mv88e6xxx/serdes.c @@ -50,11 +50,22 @@ static int mv88e6390_serdes_write(struct mv88e6xxx_chip *chip, } static int mv88e6xxx_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, - u16 status, u16 lpa, + u16 ctrl, u16 status, u16 lpa, struct phylink_link_state *state) { + state->link = !!(status & MV88E6390_SGMII_PHY_STATUS_LINK); + if (status & MV88E6390_SGMII_PHY_STATUS_SPD_DPL_VALID) { - state->link = !!(status & MV88E6390_SGMII_PHY_STATUS_LINK); + /* The Spped and Duplex Resolved register is 1 if AN is enabled + * and complete, or if AN is disabled. So with disabled AN we + * still get here on link up. But we want to set an_complete + * only if AN was enabled, thus we look at BMCR_ANENABLE. + * (According to 802.3-2008 section 22.2.4.2.10, we should be + * able to get this same value from BMSR_ANEGCAPABLE, but tests + * show that these Marvell PHYs don't conform to this part of + * the specificaion - BMSR_ANEGCAPABLE is simply always 1.) + */ + state->an_complete = !!(ctrl & BMCR_ANENABLE); state->duplex = status & MV88E6390_SGMII_PHY_STATUS_DUPLEX_FULL ? DUPLEX_FULL : DUPLEX_HALF; @@ -81,6 +92,18 @@ static int mv88e6xxx_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, dev_err(chip->dev, "invalid PHY speed\n"); return -EINVAL; } + } else if (state->link && + state->interface != PHY_INTERFACE_MODE_SGMII) { + /* If Speed and Duplex Resolved register is 0 and link is up, it + * means that AN was enabled, but link partner had it disabled + * and the PHY invoked the Auto-Negotiation Bypass feature and + * linked anyway. + */ + state->duplex = DUPLEX_FULL; + if (state->interface == PHY_INTERFACE_MODE_2500BASEX) + state->speed = SPEED_2500; + else + state->speed = SPEED_1000; } else { state->link = false; } @@ -168,9 +191,15 @@ int mv88e6352_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port, int mv88e6352_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, int port, int lane, struct phylink_link_state *state) { - u16 lpa, status; + u16 lpa, status, ctrl; int err; + err = mv88e6352_serdes_read(chip, MII_BMCR, &ctrl); + if (err) { + dev_err(chip->dev, "can't read Serdes PHY control: %d\n", err); + return err; + } + err = mv88e6352_serdes_read(chip, 0x11, &status); if (err) { dev_err(chip->dev, "can't read Serdes PHY status: %d\n", err); @@ -183,7 +212,7 @@ int mv88e6352_serdes_pcs_get_state(struct mv88e6xxx_chip *chip, int port, return err; } - return mv88e6xxx_serdes_pcs_get_state(chip, status, lpa, state); + return mv88e6xxx_serdes_pcs_get_state(chip, ctrl, status, lpa, state); } int mv88e6352_serdes_pcs_an_restart(struct mv88e6xxx_chip *chip, int port, @@ -883,10 +912,17 @@ int mv88e6390_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port, static int mv88e6390_serdes_pcs_get_state_sgmii(struct mv88e6xxx_chip *chip, int port, int lane, struct phylink_link_state *state) { - u16 lpa, status; + u16 lpa, status, ctrl; int err; err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS, + MV88E6390_SGMII_BMCR, &ctrl); + if (err) { + dev_err(chip->dev, "can't read Serdes PHY control: %d\n", err); + return err; + } + + err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS, MV88E6390_SGMII_PHY_STATUS, &status); if (err) { dev_err(chip->dev, "can't read Serdes PHY status: %d\n", err); @@ -900,7 +936,7 @@ static int mv88e6390_serdes_pcs_get_state_sgmii(struct mv88e6xxx_chip *chip, return err; } - return mv88e6xxx_serdes_pcs_get_state(chip, status, lpa, state); + return mv88e6xxx_serdes_pcs_get_state(chip, ctrl, status, lpa, state); } static int mv88e6390_serdes_pcs_get_state_10g(struct mv88e6xxx_chip *chip, @@ -1271,9 +1307,31 @@ void mv88e6390_serdes_get_regs(struct mv88e6xxx_chip *chip, int port, void *_p) } } -static int mv88e6393x_serdes_port_errata(struct mv88e6xxx_chip *chip, int lane) +static int mv88e6393x_serdes_power_lane(struct mv88e6xxx_chip *chip, int lane, + bool on) { - u16 reg, pcs; + u16 reg; + int err; + + err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_CTRL1, ®); + if (err) + return err; + + if (on) + reg &= ~(MV88E6393X_SERDES_CTRL1_TX_PDOWN | + MV88E6393X_SERDES_CTRL1_RX_PDOWN); + else + reg |= MV88E6393X_SERDES_CTRL1_TX_PDOWN | + MV88E6393X_SERDES_CTRL1_RX_PDOWN; + + return mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_CTRL1, reg); +} + +static int mv88e6393x_serdes_erratum_4_6(struct mv88e6xxx_chip *chip, int lane) +{ + u16 reg; int err; /* mv88e6393x family errata 4.6: @@ -1284,26 +1342,45 @@ static int mv88e6393x_serdes_port_errata(struct mv88e6xxx_chip *chip, int lane) * It seems that after this workaround the SERDES is automatically * powered up (the bit is cleared), so power it down. */ - if (lane == MV88E6393X_PORT0_LANE || lane == MV88E6393X_PORT9_LANE || - lane == MV88E6393X_PORT10_LANE) { - err = mv88e6390_serdes_read(chip, lane, - MDIO_MMD_PHYXS, - MV88E6393X_SERDES_POC, ®); - if (err) - return err; + err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, ®); + if (err) + return err; - reg &= ~MV88E6393X_SERDES_POC_PDOWN; - reg |= MV88E6393X_SERDES_POC_RESET; + reg &= ~MV88E6393X_SERDES_POC_PDOWN; + reg |= MV88E6393X_SERDES_POC_RESET; - err = mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS, - MV88E6393X_SERDES_POC, reg); - if (err) - return err; + err = mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, reg); + if (err) + return err; - err = mv88e6390_serdes_power_sgmii(chip, lane, false); - if (err) - return err; - } + err = mv88e6390_serdes_power_sgmii(chip, lane, false); + if (err) + return err; + + return mv88e6393x_serdes_power_lane(chip, lane, false); +} + +int mv88e6393x_serdes_setup_errata(struct mv88e6xxx_chip *chip) +{ + int err; + + err = mv88e6393x_serdes_erratum_4_6(chip, MV88E6393X_PORT0_LANE); + if (err) + return err; + + err = mv88e6393x_serdes_erratum_4_6(chip, MV88E6393X_PORT9_LANE); + if (err) + return err; + + return mv88e6393x_serdes_erratum_4_6(chip, MV88E6393X_PORT10_LANE); +} + +static int mv88e6393x_serdes_erratum_4_8(struct mv88e6xxx_chip *chip, int lane) +{ + u16 reg, pcs; + int err; /* mv88e6393x family errata 4.8: * When a SERDES port is operating in 1000BASE-X or SGMII mode link may @@ -1334,38 +1411,149 @@ static int mv88e6393x_serdes_port_errata(struct mv88e6xxx_chip *chip, int lane) MV88E6393X_ERRATA_4_8_REG, reg); } -int mv88e6393x_serdes_setup_errata(struct mv88e6xxx_chip *chip) +static int mv88e6393x_serdes_erratum_5_2(struct mv88e6xxx_chip *chip, int lane, + u8 cmode) +{ + static const struct { + u16 dev, reg, val, mask; + } fixes[] = { + { MDIO_MMD_VEND1, 0x8093, 0xcb5a, 0xffff }, + { MDIO_MMD_VEND1, 0x8171, 0x7088, 0xffff }, + { MDIO_MMD_VEND1, 0x80c9, 0x311a, 0xffff }, + { MDIO_MMD_VEND1, 0x80a2, 0x8000, 0xff7f }, + { MDIO_MMD_VEND1, 0x80a9, 0x0000, 0xfff0 }, + { MDIO_MMD_VEND1, 0x80a3, 0x0000, 0xf8ff }, + { MDIO_MMD_PHYXS, MV88E6393X_SERDES_POC, + MV88E6393X_SERDES_POC_RESET, MV88E6393X_SERDES_POC_RESET }, + }; + int err, i; + u16 reg; + + /* mv88e6393x family errata 5.2: + * For optimal signal integrity the following sequence should be applied + * to SERDES operating in 10G mode. These registers only apply to 10G + * operation and have no effect on other speeds. + */ + if (cmode != MV88E6393X_PORT_STS_CMODE_10GBASER) + return 0; + + for (i = 0; i < ARRAY_SIZE(fixes); ++i) { + err = mv88e6390_serdes_read(chip, lane, fixes[i].dev, + fixes[i].reg, ®); + if (err) + return err; + + reg &= ~fixes[i].mask; + reg |= fixes[i].val; + + err = mv88e6390_serdes_write(chip, lane, fixes[i].dev, + fixes[i].reg, reg); + if (err) + return err; + } + + return 0; +} + +static int mv88e6393x_serdes_fix_2500basex_an(struct mv88e6xxx_chip *chip, + int lane, u8 cmode, bool on) { + u16 reg; int err; - err = mv88e6393x_serdes_port_errata(chip, MV88E6393X_PORT0_LANE); + if (cmode != MV88E6XXX_PORT_STS_CMODE_2500BASEX) + return 0; + + /* Inband AN is broken on Amethyst in 2500base-x mode when set by + * standard mechanism (via cmode). + * We can get around this by configuring the PCS mode to 1000base-x + * and then writing value 0x58 to register 1e.8000. (This must be done + * while SerDes receiver and transmitter are disabled, which is, when + * this function is called.) + * It seem that when we do this configuration to 2500base-x mode (by + * changing PCS mode to 1000base-x and frequency to 3.125 GHz from + * 1.25 GHz) and then configure to sgmii or 1000base-x, the device + * thinks that it already has SerDes at 1.25 GHz and does not change + * the 1e.8000 register, leaving SerDes at 3.125 GHz. + * To avoid this, change PCS mode back to 2500base-x when disabling + * SerDes from 2500base-x mode. + */ + err = mv88e6390_serdes_read(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, ®); + if (err) + return err; + + reg &= ~(MV88E6393X_SERDES_POC_PCS_MASK | MV88E6393X_SERDES_POC_AN); + if (on) + reg |= MV88E6393X_SERDES_POC_PCS_1000BASEX | + MV88E6393X_SERDES_POC_AN; + else + reg |= MV88E6393X_SERDES_POC_PCS_2500BASEX; + reg |= MV88E6393X_SERDES_POC_RESET; + + err = mv88e6390_serdes_write(chip, lane, MDIO_MMD_PHYXS, + MV88E6393X_SERDES_POC, reg); if (err) return err; - err = mv88e6393x_serdes_port_errata(chip, MV88E6393X_PORT9_LANE); + err = mv88e6390_serdes_write(chip, lane, MDIO_MMD_VEND1, 0x8000, 0x58); if (err) return err; - return mv88e6393x_serdes_port_errata(chip, MV88E6393X_PORT10_LANE); + return 0; } int mv88e6393x_serdes_power(struct mv88e6xxx_chip *chip, int port, int lane, bool on) { u8 cmode = chip->ports[port].cmode; + int err; if (port != 0 && port != 9 && port != 10) return -EOPNOTSUPP; + if (on) { + err = mv88e6393x_serdes_erratum_4_8(chip, lane); + if (err) + return err; + + err = mv88e6393x_serdes_erratum_5_2(chip, lane, cmode); + if (err) + return err; + + err = mv88e6393x_serdes_fix_2500basex_an(chip, lane, cmode, + true); + if (err) + return err; + + err = mv88e6393x_serdes_power_lane(chip, lane, true); + if (err) + return err; + } + switch (cmode) { case MV88E6XXX_PORT_STS_CMODE_SGMII: case MV88E6XXX_PORT_STS_CMODE_1000BASEX: case MV88E6XXX_PORT_STS_CMODE_2500BASEX: - return mv88e6390_serdes_power_sgmii(chip, lane, on); + err = mv88e6390_serdes_power_sgmii(chip, lane, on); + break; case MV88E6393X_PORT_STS_CMODE_5GBASER: case MV88E6393X_PORT_STS_CMODE_10GBASER: - return mv88e6390_serdes_power_10g(chip, lane, on); + err = mv88e6390_serdes_power_10g(chip, lane, on); + break; } - return 0; + if (err) + return err; + + if (!on) { + err = mv88e6393x_serdes_power_lane(chip, lane, false); + if (err) + return err; + + err = mv88e6393x_serdes_fix_2500basex_an(chip, lane, cmode, + false); + } + + return err; } diff --git a/drivers/net/dsa/mv88e6xxx/serdes.h b/drivers/net/dsa/mv88e6xxx/serdes.h index cbb3ba30caea..8dd8ed225b45 100644 --- a/drivers/net/dsa/mv88e6xxx/serdes.h +++ b/drivers/net/dsa/mv88e6xxx/serdes.h @@ -93,6 +93,10 @@ #define MV88E6393X_SERDES_POC_PCS_MASK 0x0007 #define MV88E6393X_SERDES_POC_RESET BIT(15) #define MV88E6393X_SERDES_POC_PDOWN BIT(5) +#define MV88E6393X_SERDES_POC_AN BIT(3) +#define MV88E6393X_SERDES_CTRL1 0xf003 +#define MV88E6393X_SERDES_CTRL1_TX_PDOWN BIT(9) +#define MV88E6393X_SERDES_CTRL1_RX_PDOWN BIT(8) #define MV88E6393X_ERRATA_4_8_REG 0xF074 #define MV88E6393X_ERRATA_4_8_BIT BIT(14) diff --git a/drivers/net/dsa/rtl8365mb.c b/drivers/net/dsa/rtl8365mb.c index bb65576ebf3c..2ac68c867636 100644 --- a/drivers/net/dsa/rtl8365mb.c +++ b/drivers/net/dsa/rtl8365mb.c @@ -107,6 +107,7 @@ #define RTL8365MB_LEARN_LIMIT_MAX_8365MB_VC 2112 /* Family-specific data and limits */ +#define RTL8365MB_PHYADDRMAX 7 #define RTL8365MB_NUM_PHYREGS 32 #define RTL8365MB_PHYREGMAX (RTL8365MB_NUM_PHYREGS - 1) #define RTL8365MB_MAX_NUM_PORTS (RTL8365MB_CPU_PORT_NUM_8365MB_VC + 1) @@ -176,7 +177,7 @@ #define RTL8365MB_INDIRECT_ACCESS_STATUS_REG 0x1F01 #define RTL8365MB_INDIRECT_ACCESS_ADDRESS_REG 0x1F02 #define RTL8365MB_INDIRECT_ACCESS_ADDRESS_OCPADR_5_1_MASK GENMASK(4, 0) -#define RTL8365MB_INDIRECT_ACCESS_ADDRESS_PHYNUM_MASK GENMASK(6, 5) +#define RTL8365MB_INDIRECT_ACCESS_ADDRESS_PHYNUM_MASK GENMASK(7, 5) #define RTL8365MB_INDIRECT_ACCESS_ADDRESS_OCPADR_9_6_MASK GENMASK(11, 8) #define RTL8365MB_PHY_BASE 0x2000 #define RTL8365MB_INDIRECT_ACCESS_WRITE_DATA_REG 0x1F03 @@ -679,6 +680,9 @@ static int rtl8365mb_phy_read(struct realtek_smi *smi, int phy, int regnum) u16 val; int ret; + if (phy > RTL8365MB_PHYADDRMAX) + return -EINVAL; + if (regnum > RTL8365MB_PHYREGMAX) return -EINVAL; @@ -704,6 +708,9 @@ static int rtl8365mb_phy_write(struct realtek_smi *smi, int phy, int regnum, u32 ocp_addr; int ret; + if (phy > RTL8365MB_PHYADDRMAX) + return -EINVAL; + if (regnum > RTL8365MB_PHYREGMAX) return -EINVAL; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_common.h b/drivers/net/ethernet/aquantia/atlantic/aq_common.h index 23b2d390fcdd..ace691d7cd75 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_common.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_common.h @@ -40,10 +40,12 @@ #define AQ_DEVICE_ID_AQC113DEV 0x00C0 #define AQ_DEVICE_ID_AQC113CS 0x94C0 +#define AQ_DEVICE_ID_AQC113CA 0x34C0 #define AQ_DEVICE_ID_AQC114CS 0x93C0 #define AQ_DEVICE_ID_AQC113 0x04C0 #define AQ_DEVICE_ID_AQC113C 0x14C0 #define AQ_DEVICE_ID_AQC115C 0x12C0 +#define AQ_DEVICE_ID_AQC116C 0x11C0 #define HW_ATL_NIC_NAME "Marvell (aQuantia) AQtion 10Gbit Network Adapter" @@ -53,20 +55,19 @@ #define AQ_NIC_RATE_10G BIT(0) #define AQ_NIC_RATE_5G BIT(1) -#define AQ_NIC_RATE_5GSR BIT(2) -#define AQ_NIC_RATE_2G5 BIT(3) -#define AQ_NIC_RATE_1G BIT(4) -#define AQ_NIC_RATE_100M BIT(5) -#define AQ_NIC_RATE_10M BIT(6) -#define AQ_NIC_RATE_1G_HALF BIT(7) -#define AQ_NIC_RATE_100M_HALF BIT(8) -#define AQ_NIC_RATE_10M_HALF BIT(9) +#define AQ_NIC_RATE_2G5 BIT(2) +#define AQ_NIC_RATE_1G BIT(3) +#define AQ_NIC_RATE_100M BIT(4) +#define AQ_NIC_RATE_10M BIT(5) +#define AQ_NIC_RATE_1G_HALF BIT(6) +#define AQ_NIC_RATE_100M_HALF BIT(7) +#define AQ_NIC_RATE_10M_HALF BIT(8) -#define AQ_NIC_RATE_EEE_10G BIT(10) -#define AQ_NIC_RATE_EEE_5G BIT(11) -#define AQ_NIC_RATE_EEE_2G5 BIT(12) -#define AQ_NIC_RATE_EEE_1G BIT(13) -#define AQ_NIC_RATE_EEE_100M BIT(14) +#define AQ_NIC_RATE_EEE_10G BIT(9) +#define AQ_NIC_RATE_EEE_5G BIT(10) +#define AQ_NIC_RATE_EEE_2G5 BIT(11) +#define AQ_NIC_RATE_EEE_1G BIT(12) +#define AQ_NIC_RATE_EEE_100M BIT(13) #define AQ_NIC_RATE_EEE_MSK (AQ_NIC_RATE_EEE_10G |\ AQ_NIC_RATE_EEE_5G |\ AQ_NIC_RATE_EEE_2G5 |\ diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h index 062a300a566a..dbd284660135 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h @@ -80,6 +80,8 @@ struct aq_hw_link_status_s { }; struct aq_stats_s { + u64 brc; + u64 btc; u64 uprc; u64 mprc; u64 bprc; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index 1acf544afeb4..33f1a1377588 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -316,18 +316,22 @@ int aq_nic_ndev_register(struct aq_nic_s *self) aq_macsec_init(self); #endif - mutex_lock(&self->fwreq_mutex); - err = self->aq_fw_ops->get_mac_permanent(self->aq_hw, addr); - mutex_unlock(&self->fwreq_mutex); - if (err) - goto err_exit; + if (platform_get_ethdev_address(&self->pdev->dev, self->ndev) != 0) { + // If DT has none or an invalid one, ask device for MAC address + mutex_lock(&self->fwreq_mutex); + err = self->aq_fw_ops->get_mac_permanent(self->aq_hw, addr); + mutex_unlock(&self->fwreq_mutex); - eth_hw_addr_set(self->ndev, addr); + if (err) + goto err_exit; - if (!is_valid_ether_addr(self->ndev->dev_addr) || - !aq_nic_is_valid_ether_addr(self->ndev->dev_addr)) { - netdev_warn(self->ndev, "MAC is invalid, will use random."); - eth_hw_addr_random(self->ndev); + if (is_valid_ether_addr(addr) && + aq_nic_is_valid_ether_addr(addr)) { + eth_hw_addr_set(self->ndev, addr); + } else { + netdev_warn(self->ndev, "MAC is invalid, will use random."); + eth_hw_addr_random(self->ndev); + } } #if defined(AQ_CFG_MAC_ADDR_PERMANENT) @@ -905,8 +909,14 @@ u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data) data[++i] = stats->mbtc; data[++i] = stats->bbrc; data[++i] = stats->bbtc; - data[++i] = stats->ubrc + stats->mbrc + stats->bbrc; - data[++i] = stats->ubtc + stats->mbtc + stats->bbtc; + if (stats->brc) + data[++i] = stats->brc; + else + data[++i] = stats->ubrc + stats->mbrc + stats->bbrc; + if (stats->btc) + data[++i] = stats->btc; + else + data[++i] = stats->ubtc + stats->mbtc + stats->bbtc; data[++i] = stats->dma_pkt_rc; data[++i] = stats->dma_pkt_tc; data[++i] = stats->dma_oct_rc; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c index d4b1976ee69b..797a95142d1f 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c @@ -49,6 +49,8 @@ static const struct pci_device_id aq_pci_tbl[] = { { PCI_VDEVICE(AQUANTIA, AQ_DEVICE_ID_AQC113), }, { PCI_VDEVICE(AQUANTIA, AQ_DEVICE_ID_AQC113C), }, { PCI_VDEVICE(AQUANTIA, AQ_DEVICE_ID_AQC115C), }, + { PCI_VDEVICE(AQUANTIA, AQ_DEVICE_ID_AQC113CA), }, + { PCI_VDEVICE(AQUANTIA, AQ_DEVICE_ID_AQC116C), }, {} }; @@ -85,7 +87,10 @@ static const struct aq_board_revision_s hw_atl_boards[] = { { AQ_DEVICE_ID_AQC113CS, AQ_HWREV_ANY, &hw_atl2_ops, &hw_atl2_caps_aqc113, }, { AQ_DEVICE_ID_AQC114CS, AQ_HWREV_ANY, &hw_atl2_ops, &hw_atl2_caps_aqc113, }, { AQ_DEVICE_ID_AQC113C, AQ_HWREV_ANY, &hw_atl2_ops, &hw_atl2_caps_aqc113, }, - { AQ_DEVICE_ID_AQC115C, AQ_HWREV_ANY, &hw_atl2_ops, &hw_atl2_caps_aqc113, }, + { AQ_DEVICE_ID_AQC115C, AQ_HWREV_ANY, &hw_atl2_ops, &hw_atl2_caps_aqc115c, }, + { AQ_DEVICE_ID_AQC113CA, AQ_HWREV_ANY, &hw_atl2_ops, &hw_atl2_caps_aqc113, }, + { AQ_DEVICE_ID_AQC116C, AQ_HWREV_ANY, &hw_atl2_ops, &hw_atl2_caps_aqc116c, }, + }; MODULE_DEVICE_TABLE(pci, aq_pci_tbl); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c index d281322d7dd2..f4774cf051c9 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_vec.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_vec.c @@ -362,9 +362,6 @@ unsigned int aq_vec_get_sw_stats(struct aq_vec_s *self, const unsigned int tc, u { unsigned int count; - WARN_ONCE(!aq_vec_is_valid_tc(self, tc), - "Invalid tc %u (#rx=%u, #tx=%u)\n", - tc, self->rx_rings, self->tx_rings); if (!aq_vec_is_valid_tc(self, tc)) return 0; diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c index 3f1704cbe1cb..7e88d7234b14 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c @@ -867,12 +867,20 @@ static int hw_atl_fw1x_deinit(struct aq_hw_s *self) int hw_atl_utils_update_stats(struct aq_hw_s *self) { struct aq_stats_s *cs = &self->curr_stats; + struct aq_stats_s curr_stats = *cs; struct hw_atl_utils_mbox mbox; + bool corrupted_stats = false; hw_atl_utils_mpi_read_stats(self, &mbox); -#define AQ_SDELTA(_N_) (self->curr_stats._N_ += \ - mbox.stats._N_ - self->last_stats._N_) +#define AQ_SDELTA(_N_) \ +do { \ + if (!corrupted_stats && \ + ((s64)(mbox.stats._N_ - self->last_stats._N_)) >= 0) \ + curr_stats._N_ += mbox.stats._N_ - self->last_stats._N_; \ + else \ + corrupted_stats = true; \ +} while (0) if (self->aq_link_status.mbps) { AQ_SDELTA(uprc); @@ -892,6 +900,9 @@ int hw_atl_utils_update_stats(struct aq_hw_s *self) AQ_SDELTA(bbrc); AQ_SDELTA(bbtc); AQ_SDELTA(dpc); + + if (!corrupted_stats) + *cs = curr_stats; } #undef AQ_SDELTA diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c index eac631c45c56..4d4cfbc91e19 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c @@ -132,9 +132,6 @@ static enum hw_atl_fw2x_rate link_speed_mask_2fw2x_ratemask(u32 speed) if (speed & AQ_NIC_RATE_5G) rate |= FW2X_RATE_5G; - if (speed & AQ_NIC_RATE_5GSR) - rate |= FW2X_RATE_5G; - if (speed & AQ_NIC_RATE_2G5) rate |= FW2X_RATE_2G5; diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.c index c98708bb044c..5dfc751572ed 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.c @@ -65,11 +65,25 @@ const struct aq_hw_caps_s hw_atl2_caps_aqc113 = { AQ_NIC_RATE_5G | AQ_NIC_RATE_2G5 | AQ_NIC_RATE_1G | - AQ_NIC_RATE_1G_HALF | AQ_NIC_RATE_100M | - AQ_NIC_RATE_100M_HALF | - AQ_NIC_RATE_10M | - AQ_NIC_RATE_10M_HALF, + AQ_NIC_RATE_10M, +}; + +const struct aq_hw_caps_s hw_atl2_caps_aqc115c = { + DEFAULT_BOARD_BASIC_CAPABILITIES, + .media_type = AQ_HW_MEDIA_TYPE_TP, + .link_speed_msk = AQ_NIC_RATE_2G5 | + AQ_NIC_RATE_1G | + AQ_NIC_RATE_100M | + AQ_NIC_RATE_10M, +}; + +const struct aq_hw_caps_s hw_atl2_caps_aqc116c = { + DEFAULT_BOARD_BASIC_CAPABILITIES, + .media_type = AQ_HW_MEDIA_TYPE_TP, + .link_speed_msk = AQ_NIC_RATE_1G | + AQ_NIC_RATE_100M | + AQ_NIC_RATE_10M, }; static u32 hw_atl2_sem_act_rslvr_get(struct aq_hw_s *self) diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.h index de8723f1c28a..346f0dc9912e 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.h +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2.h @@ -9,6 +9,8 @@ #include "aq_common.h" extern const struct aq_hw_caps_s hw_atl2_caps_aqc113; +extern const struct aq_hw_caps_s hw_atl2_caps_aqc115c; +extern const struct aq_hw_caps_s hw_atl2_caps_aqc116c; extern const struct aq_hw_ops hw_atl2_ops; #endif /* HW_ATL2_H */ diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_utils.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_utils.h index b66fa346581c..6bad64c77b87 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_utils.h +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_utils.h @@ -239,7 +239,8 @@ struct version_s { u8 minor; u16 build; } phy; - u32 rsvd; + u32 drv_iface_ver:4; + u32 rsvd:28; }; struct link_status_s { @@ -424,7 +425,7 @@ struct cable_diag_status_s { u16 rsvd2; }; -struct statistics_s { +struct statistics_a0_s { struct { u32 link_up; u32 link_down; @@ -457,6 +458,33 @@ struct statistics_s { u32 reserve_fw_gap; }; +struct __packed statistics_b0_s { + u64 rx_good_octets; + u64 rx_pause_frames; + u64 rx_good_frames; + u64 rx_errors; + u64 rx_unicast_frames; + u64 rx_multicast_frames; + u64 rx_broadcast_frames; + + u64 tx_good_octets; + u64 tx_pause_frames; + u64 tx_good_frames; + u64 tx_errors; + u64 tx_unicast_frames; + u64 tx_multicast_frames; + u64 tx_broadcast_frames; + + u32 main_loop_cycles; +}; + +struct __packed statistics_s { + union __packed { + struct statistics_a0_s a0; + struct statistics_b0_s b0; + }; +}; + struct filter_caps_s { u8 l2_filters_base_index:6; u8 flexible_filter_mask:2; @@ -545,7 +573,7 @@ struct management_status_s { u32 rsvd5; }; -struct fw_interface_out { +struct __packed fw_interface_out { struct transaction_counter_s transaction_id; struct version_s version; struct link_status_s link_status; @@ -569,7 +597,6 @@ struct fw_interface_out { struct core_dump_s core_dump; u32 rsvd11; struct statistics_s stats; - u32 rsvd12; struct filter_caps_s filter_caps; struct device_caps_s device_caps; u32 rsvd13; @@ -592,6 +619,9 @@ struct fw_interface_out { #define AQ_HOST_MODE_LOW_POWER 3U #define AQ_HOST_MODE_SHUTDOWN 4U +#define AQ_A2_FW_INTERFACE_A0 0 +#define AQ_A2_FW_INTERFACE_B0 1 + int hw_atl2_utils_initfw(struct aq_hw_s *self, const struct aq_fw_ops **fw_ops); int hw_atl2_utils_soft_reset(struct aq_hw_s *self); diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_utils_fw.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_utils_fw.c index dd259c8f2f4f..58d426dda3ed 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_utils_fw.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl2/hw_atl2_utils_fw.c @@ -84,7 +84,7 @@ static int hw_atl2_shared_buffer_read_block(struct aq_hw_s *self, if (cnt > AQ_A2_FW_READ_TRY_MAX) return -ETIME; if (tid1.transaction_cnt_a != tid1.transaction_cnt_b) - udelay(1); + mdelay(1); } while (tid1.transaction_cnt_a != tid1.transaction_cnt_b); hw_atl2_mif_shared_buf_read(self, offset, (u32 *)data, dwords); @@ -154,7 +154,7 @@ static void a2_link_speed_mask2fw(u32 speed, { link_options->rate_10G = !!(speed & AQ_NIC_RATE_10G); link_options->rate_5G = !!(speed & AQ_NIC_RATE_5G); - link_options->rate_N5G = !!(speed & AQ_NIC_RATE_5GSR); + link_options->rate_N5G = link_options->rate_5G; link_options->rate_2P5G = !!(speed & AQ_NIC_RATE_2G5); link_options->rate_N2P5G = link_options->rate_2P5G; link_options->rate_1G = !!(speed & AQ_NIC_RATE_1G); @@ -192,8 +192,6 @@ static u32 a2_fw_lkp_to_mask(struct lkp_link_caps_s *lkp_link_caps) rate |= AQ_NIC_RATE_10G; if (lkp_link_caps->rate_5G) rate |= AQ_NIC_RATE_5G; - if (lkp_link_caps->rate_N5G) - rate |= AQ_NIC_RATE_5GSR; if (lkp_link_caps->rate_2P5G) rate |= AQ_NIC_RATE_2G5; if (lkp_link_caps->rate_1G) @@ -335,15 +333,22 @@ static int aq_a2_fw_get_mac_permanent(struct aq_hw_s *self, u8 *mac) return 0; } -static int aq_a2_fw_update_stats(struct aq_hw_s *self) +static void aq_a2_fill_a0_stats(struct aq_hw_s *self, + struct statistics_s *stats) { struct hw_atl2_priv *priv = (struct hw_atl2_priv *)self->priv; - struct statistics_s stats; - - hw_atl2_shared_buffer_read_safe(self, stats, &stats); - -#define AQ_SDELTA(_N_, _F_) (self->curr_stats._N_ += \ - stats.msm._F_ - priv->last_stats.msm._F_) + struct aq_stats_s *cs = &self->curr_stats; + struct aq_stats_s curr_stats = *cs; + bool corrupted_stats = false; + +#define AQ_SDELTA(_N, _F) \ +do { \ + if (!corrupted_stats && \ + ((s64)(stats->a0.msm._F - priv->last_stats.a0.msm._F)) >= 0) \ + curr_stats._N += stats->a0.msm._F - priv->last_stats.a0.msm._F;\ + else \ + corrupted_stats = true; \ +} while (0) if (self->aq_link_status.mbps) { AQ_SDELTA(uprc, rx_unicast_frames); @@ -362,17 +367,76 @@ static int aq_a2_fw_update_stats(struct aq_hw_s *self) AQ_SDELTA(mbtc, tx_multicast_octets); AQ_SDELTA(bbrc, rx_broadcast_octets); AQ_SDELTA(bbtc, tx_broadcast_octets); + + if (!corrupted_stats) + *cs = curr_stats; } #undef AQ_SDELTA - self->curr_stats.dma_pkt_rc = - hw_atl_stats_rx_dma_good_pkt_counter_get(self); - self->curr_stats.dma_pkt_tc = - hw_atl_stats_tx_dma_good_pkt_counter_get(self); - self->curr_stats.dma_oct_rc = - hw_atl_stats_rx_dma_good_octet_counter_get(self); - self->curr_stats.dma_oct_tc = - hw_atl_stats_tx_dma_good_octet_counter_get(self); - self->curr_stats.dpc = hw_atl_rpb_rx_dma_drop_pkt_cnt_get(self); + +} + +static void aq_a2_fill_b0_stats(struct aq_hw_s *self, + struct statistics_s *stats) +{ + struct hw_atl2_priv *priv = (struct hw_atl2_priv *)self->priv; + struct aq_stats_s *cs = &self->curr_stats; + struct aq_stats_s curr_stats = *cs; + bool corrupted_stats = false; + +#define AQ_SDELTA(_N, _F) \ +do { \ + if (!corrupted_stats && \ + ((s64)(stats->b0._F - priv->last_stats.b0._F)) >= 0) \ + curr_stats._N += stats->b0._F - priv->last_stats.b0._F; \ + else \ + corrupted_stats = true; \ +} while (0) + + if (self->aq_link_status.mbps) { + AQ_SDELTA(uprc, rx_unicast_frames); + AQ_SDELTA(mprc, rx_multicast_frames); + AQ_SDELTA(bprc, rx_broadcast_frames); + AQ_SDELTA(erpr, rx_errors); + AQ_SDELTA(brc, rx_good_octets); + + AQ_SDELTA(uptc, tx_unicast_frames); + AQ_SDELTA(mptc, tx_multicast_frames); + AQ_SDELTA(bptc, tx_broadcast_frames); + AQ_SDELTA(erpt, tx_errors); + AQ_SDELTA(btc, tx_good_octets); + + if (!corrupted_stats) + *cs = curr_stats; + } +#undef AQ_SDELTA +} + +static int aq_a2_fw_update_stats(struct aq_hw_s *self) +{ + struct hw_atl2_priv *priv = (struct hw_atl2_priv *)self->priv; + struct aq_stats_s *cs = &self->curr_stats; + struct statistics_s stats; + struct version_s version; + int err; + + err = hw_atl2_shared_buffer_read_safe(self, version, &version); + if (err) + return err; + + err = hw_atl2_shared_buffer_read_safe(self, stats, &stats); + if (err) + return err; + + if (version.drv_iface_ver == AQ_A2_FW_INTERFACE_A0) + aq_a2_fill_a0_stats(self, &stats); + else + aq_a2_fill_b0_stats(self, &stats); + + cs->dma_pkt_rc = hw_atl_stats_rx_dma_good_pkt_counter_get(self); + cs->dma_pkt_tc = hw_atl_stats_tx_dma_good_pkt_counter_get(self); + cs->dma_oct_rc = hw_atl_stats_rx_dma_good_octet_counter_get(self); + cs->dma_oct_tc = hw_atl_stats_tx_dma_good_octet_counter_get(self); + cs->dpc = hw_atl_rpb_rx_dma_drop_pkt_cnt_get(self); memcpy(&priv->last_stats, &stats, sizeof(stats)); @@ -499,9 +563,9 @@ u32 hw_atl2_utils_get_fw_version(struct aq_hw_s *self) hw_atl2_shared_buffer_read_safe(self, version, &version); /* A2 FW version is stored in reverse order */ - return version.mac.major << 24 | - version.mac.minor << 16 | - version.mac.build; + return version.bundle.major << 24 | + version.bundle.minor << 16 | + version.bundle.build; } int hw_atl2_utils_get_action_resolve_table_caps(struct aq_hw_s *self, diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index 6451c8383639..8e643567abce 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -4550,6 +4550,8 @@ static int dpaa2_eth_remove(struct fsl_mc_device *ls_dev) fsl_mc_portal_free(priv->mc_io); + destroy_workqueue(priv->dpaa2_ptp_wq); + dev_dbg(net_dev->dev.parent, "Removed interface %s\n", net_dev->name); free_netdev(net_dev); diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index ad9a2819e202..4ba4c4f3be4f 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -628,17 +628,9 @@ static bool reuse_rx_pools(struct ibmvnic_adapter *adapter) old_buff_size = adapter->prev_rx_buf_sz; new_buff_size = adapter->cur_rx_buf_sz; - /* Require buff size to be exactly same for now */ - if (old_buff_size != new_buff_size) - return false; - - if (old_num_pools == new_num_pools && old_pool_size == new_pool_size) - return true; - - if (old_num_pools < adapter->min_rx_queues || - old_num_pools > adapter->max_rx_queues || - old_pool_size < adapter->min_rx_add_entries_per_subcrq || - old_pool_size > adapter->max_rx_add_entries_per_subcrq) + if (old_buff_size != new_buff_size || + old_num_pools != new_num_pools || + old_pool_size != new_pool_size) return false; return true; @@ -874,17 +866,9 @@ static bool reuse_tx_pools(struct ibmvnic_adapter *adapter) old_mtu = adapter->prev_mtu; new_mtu = adapter->req_mtu; - /* Require MTU to be exactly same to reuse pools for now */ - if (old_mtu != new_mtu) - return false; - - if (old_num_pools == new_num_pools && old_pool_size == new_pool_size) - return true; - - if (old_num_pools < adapter->min_tx_queues || - old_num_pools > adapter->max_tx_queues || - old_pool_size < adapter->min_tx_entries_per_subcrq || - old_pool_size > adapter->max_tx_entries_per_subcrq) + if (old_mtu != new_mtu || + old_num_pools != new_num_pools || + old_pool_size != new_pool_size) return false; return true; diff --git a/drivers/net/ethernet/intel/ice/ice_xsk.c b/drivers/net/ethernet/intel/ice/ice_xsk.c index ff55cb415b11..bb9a80847298 100644 --- a/drivers/net/ethernet/intel/ice/ice_xsk.c +++ b/drivers/net/ethernet/intel/ice/ice_xsk.c @@ -383,6 +383,7 @@ bool ice_alloc_rx_bufs_zc(struct ice_rx_ring *rx_ring, u16 count) while (i--) { dma = xsk_buff_xdp_get_dma(*xdp); rx_desc->read.pkt_addr = cpu_to_le64(dma); + rx_desc->wb.status_error0 = 0; rx_desc++; xdp++; diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index a48e804c46f2..252e215a14f1 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -7454,7 +7454,7 @@ static int mvpp2_probe(struct platform_device *pdev) shared = num_present_cpus() - priv->nthreads; if (shared > 0) - bitmap_fill(&priv->lock_map, + bitmap_set(&priv->lock_map, 0, min_t(int, shared, MVPP2_MAX_THREADS)); for (i = 0; i < MVPP2_MAX_THREADS; i++) { diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c index cb56e171ddd4..3ca6b942ebe2 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c @@ -2341,7 +2341,7 @@ static int rvu_mbox_init(struct rvu *rvu, struct mbox_wq_info *mw, goto free_regions; break; default: - return err; + goto free_regions; } mw->mbox_wq = alloc_workqueue(name, diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index e97d97e94231..ed5038d98ef6 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -670,7 +670,7 @@ void __init mlx4_en_init_ptys2ethtool_map(void) MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_T, SPEED_1000, ETHTOOL_LINK_MODE_1000baseT_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_CX_SGMII, SPEED_1000, - ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); + ETHTOOL_LINK_MODE_1000baseX_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_KX, SPEED_1000, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_T, SPEED_10000, @@ -682,9 +682,9 @@ void __init mlx4_en_init_ptys2ethtool_map(void) MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_KR, SPEED_10000, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_CR, SPEED_10000, - ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); + ETHTOOL_LINK_MODE_10000baseCR_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_SR, SPEED_10000, - ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); + ETHTOOL_LINK_MODE_10000baseSR_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_20GBASE_KR2, SPEED_20000, ETHTOOL_LINK_MODE_20000baseMLD2_Full_BIT, ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 3f6d5c384637..f1c10f2bda78 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -2286,9 +2286,14 @@ int mlx4_en_try_alloc_resources(struct mlx4_en_priv *priv, bool carry_xdp_prog) { struct bpf_prog *xdp_prog; - int i, t; + int i, t, ret; - mlx4_en_copy_priv(tmp, priv, prof); + ret = mlx4_en_copy_priv(tmp, priv, prof); + if (ret) { + en_warn(priv, "%s: mlx4_en_copy_priv() failed, return\n", + __func__); + return ret; + } if (mlx4_en_alloc_resources(tmp)) { en_warn(priv, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 8eaa24d865c5..a46284ca5172 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -341,6 +341,7 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op, case MLX5_CMD_OP_DEALLOC_SF: case MLX5_CMD_OP_DESTROY_UCTX: case MLX5_CMD_OP_DESTROY_UMEM: + case MLX5_CMD_OP_MODIFY_RQT: return MLX5_CMD_STAT_OK; case MLX5_CMD_OP_QUERY_HCA_CAP: @@ -446,7 +447,6 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op, case MLX5_CMD_OP_MODIFY_TIS: case MLX5_CMD_OP_QUERY_TIS: case MLX5_CMD_OP_CREATE_RQT: - case MLX5_CMD_OP_MODIFY_RQT: case MLX5_CMD_OP_QUERY_RQT: case MLX5_CMD_OP_CREATE_FLOW_TABLE: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c index 142953847996..0015a81eb9a1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.c @@ -13,6 +13,9 @@ struct mlx5e_rx_res { unsigned int max_nch; u32 drop_rqn; + struct mlx5e_packet_merge_param pkt_merge_param; + struct rw_semaphore pkt_merge_param_sem; + struct mlx5e_rss *rss[MLX5E_MAX_NUM_RSS]; bool rss_active; u32 rss_rqns[MLX5E_INDIR_RQT_SIZE]; @@ -392,6 +395,7 @@ static int mlx5e_rx_res_ptp_init(struct mlx5e_rx_res *res) if (err) goto out; + /* Separated from the channels RQs, does not share pkt_merge state with them */ mlx5e_tir_builder_build_rqt(builder, res->mdev->mlx5e_res.hw_objs.td.tdn, mlx5e_rqt_get_rqtn(&res->ptp.rqt), inner_ft_support); @@ -447,6 +451,9 @@ int mlx5e_rx_res_init(struct mlx5e_rx_res *res, struct mlx5_core_dev *mdev, res->max_nch = max_nch; res->drop_rqn = drop_rqn; + res->pkt_merge_param = *init_pkt_merge_param; + init_rwsem(&res->pkt_merge_param_sem); + err = mlx5e_rx_res_rss_init_def(res, init_pkt_merge_param, init_nch); if (err) goto err_out; @@ -513,7 +520,7 @@ u32 mlx5e_rx_res_get_tirn_ptp(struct mlx5e_rx_res *res) return mlx5e_tir_get_tirn(&res->ptp.tir); } -u32 mlx5e_rx_res_get_rqtn_direct(struct mlx5e_rx_res *res, unsigned int ix) +static u32 mlx5e_rx_res_get_rqtn_direct(struct mlx5e_rx_res *res, unsigned int ix) { return mlx5e_rqt_get_rqtn(&res->channels[ix].direct_rqt); } @@ -656,6 +663,9 @@ int mlx5e_rx_res_packet_merge_set_param(struct mlx5e_rx_res *res, if (!builder) return -ENOMEM; + down_write(&res->pkt_merge_param_sem); + res->pkt_merge_param = *pkt_merge_param; + mlx5e_tir_builder_build_packet_merge(builder, pkt_merge_param); final_err = 0; @@ -681,6 +691,7 @@ int mlx5e_rx_res_packet_merge_set_param(struct mlx5e_rx_res *res, } } + up_write(&res->pkt_merge_param_sem); mlx5e_tir_builder_free(builder); return final_err; } @@ -689,3 +700,31 @@ struct mlx5e_rss_params_hash mlx5e_rx_res_get_current_hash(struct mlx5e_rx_res * { return mlx5e_rss_get_hash(res->rss[0]); } + +int mlx5e_rx_res_tls_tir_create(struct mlx5e_rx_res *res, unsigned int rxq, + struct mlx5e_tir *tir) +{ + bool inner_ft_support = res->features & MLX5E_RX_RES_FEATURE_INNER_FT; + struct mlx5e_tir_builder *builder; + u32 rqtn; + int err; + + builder = mlx5e_tir_builder_alloc(false); + if (!builder) + return -ENOMEM; + + rqtn = mlx5e_rx_res_get_rqtn_direct(res, rxq); + + mlx5e_tir_builder_build_rqt(builder, res->mdev->mlx5e_res.hw_objs.td.tdn, rqtn, + inner_ft_support); + mlx5e_tir_builder_build_direct(builder); + mlx5e_tir_builder_build_tls(builder); + down_read(&res->pkt_merge_param_sem); + mlx5e_tir_builder_build_packet_merge(builder, &res->pkt_merge_param); + err = mlx5e_tir_init(tir, builder, res->mdev, false); + up_read(&res->pkt_merge_param_sem); + + mlx5e_tir_builder_free(builder); + + return err; +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h index d09f7d174a51..b39b20a720e0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rx_res.h @@ -37,9 +37,6 @@ u32 mlx5e_rx_res_get_tirn_rss(struct mlx5e_rx_res *res, enum mlx5_traffic_types u32 mlx5e_rx_res_get_tirn_rss_inner(struct mlx5e_rx_res *res, enum mlx5_traffic_types tt); u32 mlx5e_rx_res_get_tirn_ptp(struct mlx5e_rx_res *res); -/* RQTN getters for modules that create their own TIRs */ -u32 mlx5e_rx_res_get_rqtn_direct(struct mlx5e_rx_res *res, unsigned int ix); - /* Activate/deactivate API */ void mlx5e_rx_res_channels_activate(struct mlx5e_rx_res *res, struct mlx5e_channels *chs); void mlx5e_rx_res_channels_deactivate(struct mlx5e_rx_res *res); @@ -69,4 +66,7 @@ struct mlx5e_rss *mlx5e_rx_res_rss_get(struct mlx5e_rx_res *res, u32 rss_idx); /* Workaround for hairpin */ struct mlx5e_rss_params_hash mlx5e_rx_res_get_current_hash(struct mlx5e_rx_res *res); +/* Accel TIRs */ +int mlx5e_rx_res_tls_tir_create(struct mlx5e_rx_res *res, unsigned int rxq, + struct mlx5e_tir *tir); #endif /* __MLX5_EN_RX_RES_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c index fb5397324aa4..2db9573a3fe6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c @@ -191,7 +191,7 @@ static void mlx5e_ipsec_set_swp(struct sk_buff *skb, eseg->swp_inner_l3_offset = skb_inner_network_offset(skb) / 2; eseg->swp_inner_l4_offset = (skb->csum_start + skb->head - skb->data) / 2; - if (skb->protocol == htons(ETH_P_IPV6)) + if (inner_ip_hdr(skb)->version == 6) eseg->swp_flags |= MLX5_ETH_WQE_SWP_INNER_L3_IPV6; break; default: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c index a2a9f68579dd..15711814d2d2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c @@ -100,25 +100,6 @@ mlx5e_ktls_rx_resync_create_resp_list(void) return resp_list; } -static int mlx5e_ktls_create_tir(struct mlx5_core_dev *mdev, struct mlx5e_tir *tir, u32 rqtn) -{ - struct mlx5e_tir_builder *builder; - int err; - - builder = mlx5e_tir_builder_alloc(false); - if (!builder) - return -ENOMEM; - - mlx5e_tir_builder_build_rqt(builder, mdev->mlx5e_res.hw_objs.td.tdn, rqtn, false); - mlx5e_tir_builder_build_direct(builder); - mlx5e_tir_builder_build_tls(builder); - err = mlx5e_tir_init(tir, builder, mdev, false); - - mlx5e_tir_builder_free(builder); - - return err; -} - static void accel_rule_handle_work(struct work_struct *work) { struct mlx5e_ktls_offload_context_rx *priv_rx; @@ -609,7 +590,6 @@ int mlx5e_ktls_add_rx(struct net_device *netdev, struct sock *sk, struct mlx5_core_dev *mdev; struct mlx5e_priv *priv; int rxq, err; - u32 rqtn; tls_ctx = tls_get_ctx(sk); priv = netdev_priv(netdev); @@ -635,9 +615,7 @@ int mlx5e_ktls_add_rx(struct net_device *netdev, struct sock *sk, priv_rx->sw_stats = &priv->tls->sw_stats; mlx5e_set_ktls_rx_priv_ctx(tls_ctx, priv_rx); - rqtn = mlx5e_rx_res_get_rqtn_direct(priv->rx_res, rxq); - - err = mlx5e_ktls_create_tir(mdev, &priv_rx->tir, rqtn); + err = mlx5e_rx_res_tls_tir_create(priv->rx_res, rxq, &priv_rx->tir); if (err) goto err_create_tir; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 87c762066adb..6e0f88ea3701 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -1086,6 +1086,10 @@ static mlx5e_stats_grp_t mlx5e_ul_rep_stats_grps[] = { &MLX5E_STATS_GRP(pme), &MLX5E_STATS_GRP(channels), &MLX5E_STATS_GRP(per_port_buff_congest), +#ifdef CONFIG_MLX5_EN_IPSEC + &MLX5E_STATS_GRP(ipsec_sw), + &MLX5E_STATS_GRP(ipsec_hw), +#endif }; static unsigned int mlx5e_ul_rep_stats_grps_num(struct mlx5e_priv *priv) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index e384f6458c06..b84ed9a7855c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -544,13 +544,13 @@ static int mlx5e_build_shampo_hd_umr(struct mlx5e_rq *rq, u16 klm_entries, u16 index) { struct mlx5e_shampo_hd *shampo = rq->mpwqe.shampo; - u16 entries, pi, i, header_offset, err, wqe_bbs, new_entries; + u16 entries, pi, header_offset, err, wqe_bbs, new_entries; u32 lkey = rq->mdev->mlx5e_res.hw_objs.mkey; struct page *page = shampo->last_page; u64 addr = shampo->last_addr; struct mlx5e_dma_info *dma_info; struct mlx5e_umr_wqe *umr_wqe; - int headroom; + int headroom, i; headroom = rq->buff.headroom; new_entries = klm_entries - (shampo->pi & (MLX5_UMR_KLM_ALIGNMENT - 1)); @@ -602,9 +602,7 @@ update_klm: err_unmap: while (--i >= 0) { - if (--index < 0) - index = shampo->hd_per_wq - 1; - dma_info = &shampo->info[index]; + dma_info = &shampo->info[--index]; if (!(i & (MLX5E_SHAMPO_WQ_HEADER_PER_PAGE - 1))) { dma_info->addr = ALIGN_DOWN(dma_info->addr, PAGE_SIZE); mlx5e_page_release(rq, dma_info, true); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c index ff0a07a91992..eead33defa80 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c @@ -130,7 +130,7 @@ static u32 esw_qos_calculate_min_rate_divider(struct mlx5_eswitch *esw, /* If vports min rate divider is 0 but their group has bw_share configured, then * need to set bw_share for vports to minimal value. */ - if (!group_level && !max_guarantee && group->bw_share) + if (!group_level && !max_guarantee && group && group->bw_share) return 1; return 0; } @@ -419,7 +419,7 @@ static int esw_qos_vport_update_group(struct mlx5_eswitch *esw, return err; /* Recalculate bw share weights of old and new groups */ - if (vport->qos.bw_share) { + if (vport->qos.bw_share || new_group->bw_share) { esw_qos_normalize_vports_min_rate(esw, curr_group, extack); esw_qos_normalize_vports_min_rate(esw, new_group, extack); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 98de91fc3d99..3bd5ae6ecd04 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -329,14 +329,25 @@ static bool esw_is_indir_table(struct mlx5_eswitch *esw, struct mlx5_flow_attr *attr) { struct mlx5_esw_flow_attr *esw_attr = attr->esw_attr; + bool result = false; int i; - for (i = esw_attr->split_count; i < esw_attr->out_count; i++) + /* Indirect table is supported only for flows with in_port uplink + * and the destination is vport on the same eswitch as the uplink, + * return false in case at least one of destinations doesn't meet + * this criteria. + */ + for (i = esw_attr->split_count; i < esw_attr->out_count; i++) { if (esw_attr->dests[i].rep && mlx5_esw_indir_table_needed(esw, attr, esw_attr->dests[i].rep->vport, - esw_attr->dests[i].mdev)) - return true; - return false; + esw_attr->dests[i].mdev)) { + result = true; + } else { + result = false; + break; + } + } + return result; } static int @@ -2512,6 +2523,7 @@ static int esw_set_master_egress_rule(struct mlx5_core_dev *master, struct mlx5_eswitch *esw = master->priv.eswitch; struct mlx5_flow_table_attr ft_attr = { .max_fte = 1, .prio = 0, .level = 0, + .flags = MLX5_FLOW_TABLE_OTHER_VPORT, }; struct mlx5_flow_namespace *egress_ns; struct mlx5_flow_table *acl; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index 75121bc1eaa5..737df402c927 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -840,6 +840,9 @@ void mlx5_start_health_poll(struct mlx5_core_dev *dev) health->timer.expires = jiffies + msecs_to_jiffies(poll_interval_ms); add_timer(&health->timer); + + if (mlx5_core_is_pf(dev) && MLX5_CAP_MCAM_REG(dev, mrtc)) + queue_delayed_work(health->wq, &health->update_fw_log_ts_work, 0); } void mlx5_stop_health_poll(struct mlx5_core_dev *dev, bool disable_health) @@ -907,8 +910,6 @@ int mlx5_health_init(struct mlx5_core_dev *dev) INIT_WORK(&health->fatal_report_work, mlx5_fw_fatal_reporter_err_work); INIT_WORK(&health->report_work, mlx5_fw_reporter_err_work); INIT_DELAYED_WORK(&health->update_fw_log_ts_work, mlx5_health_log_ts_update); - if (mlx5_core_is_pf(dev)) - queue_delayed_work(health->wq, &health->update_fw_log_ts_work, 0); return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c index ad63dd45c8fb..a6592f9c3c05 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c @@ -608,4 +608,5 @@ void mlx5_lag_port_sel_destroy(struct mlx5_lag *ldev) if (port_sel->tunnel) mlx5_destroy_ttc_table(port_sel->inner.ttc); mlx5_lag_destroy_definers(ldev); + memset(port_sel, 0, sizeof(*port_sel)); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/tout.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/tout.c index 0dd96a6b140d..c1df0d3595d8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/tout.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/tout.c @@ -31,11 +31,11 @@ static void tout_set(struct mlx5_core_dev *dev, u64 val, enum mlx5_timeouts_type dev->timeouts->to[type] = val; } -static void tout_set_def_val(struct mlx5_core_dev *dev) +void mlx5_tout_set_def_val(struct mlx5_core_dev *dev) { int i; - for (i = MLX5_TO_FW_PRE_INIT_TIMEOUT_MS; i < MAX_TIMEOUT_TYPES; i++) + for (i = 0; i < MAX_TIMEOUT_TYPES; i++) tout_set(dev, tout_def_sw_val[i], i); } @@ -45,7 +45,6 @@ int mlx5_tout_init(struct mlx5_core_dev *dev) if (!dev->timeouts) return -ENOMEM; - tout_set_def_val(dev); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/tout.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/tout.h index 31faa5c17aa9..1c42ead782fa 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/tout.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/tout.h @@ -34,6 +34,7 @@ int mlx5_tout_init(struct mlx5_core_dev *dev); void mlx5_tout_cleanup(struct mlx5_core_dev *dev); void mlx5_tout_query_iseg(struct mlx5_core_dev *dev); int mlx5_tout_query_dtor(struct mlx5_core_dev *dev); +void mlx5_tout_set_def_val(struct mlx5_core_dev *dev); u64 _mlx5_tout_ms(struct mlx5_core_dev *dev, enum mlx5_timeouts_types type); #define mlx5_tout_ms(dev, type) _mlx5_tout_ms(dev, MLX5_TO_##type##_MS) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index a92a92a52346..7df9c7f8d9c8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -992,11 +992,7 @@ static int mlx5_function_setup(struct mlx5_core_dev *dev, bool boot) if (mlx5_core_is_pf(dev)) pcie_print_link_status(dev->pdev); - err = mlx5_tout_init(dev); - if (err) { - mlx5_core_err(dev, "Failed initializing timeouts, aborting\n"); - return err; - } + mlx5_tout_set_def_val(dev); /* wait for firmware to accept initialization segments configurations */ @@ -1005,13 +1001,13 @@ static int mlx5_function_setup(struct mlx5_core_dev *dev, bool boot) if (err) { mlx5_core_err(dev, "Firmware over %llu MS in pre-initializing state, aborting\n", mlx5_tout_ms(dev, FW_PRE_INIT_TIMEOUT)); - goto err_tout_cleanup; + return err; } err = mlx5_cmd_init(dev); if (err) { mlx5_core_err(dev, "Failed initializing command interface, aborting\n"); - goto err_tout_cleanup; + return err; } mlx5_tout_query_iseg(dev); @@ -1075,18 +1071,16 @@ static int mlx5_function_setup(struct mlx5_core_dev *dev, bool boot) mlx5_set_driver_version(dev); - mlx5_start_health_poll(dev); - err = mlx5_query_hca_caps(dev); if (err) { mlx5_core_err(dev, "query hca failed\n"); - goto stop_health; + goto reclaim_boot_pages; } + mlx5_start_health_poll(dev); + return 0; -stop_health: - mlx5_stop_health_poll(dev, boot); reclaim_boot_pages: mlx5_reclaim_startup_pages(dev); err_disable_hca: @@ -1094,8 +1088,6 @@ err_disable_hca: err_cmd_cleanup: mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_DOWN); mlx5_cmd_cleanup(dev); -err_tout_cleanup: - mlx5_tout_cleanup(dev); return err; } @@ -1114,7 +1106,6 @@ static int mlx5_function_teardown(struct mlx5_core_dev *dev, bool boot) mlx5_core_disable_hca(dev, 0); mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_DOWN); mlx5_cmd_cleanup(dev); - mlx5_tout_cleanup(dev); return 0; } @@ -1476,6 +1467,12 @@ int mlx5_mdev_init(struct mlx5_core_dev *dev, int profile_idx) mlx5_debugfs_root); INIT_LIST_HEAD(&priv->traps); + err = mlx5_tout_init(dev); + if (err) { + mlx5_core_err(dev, "Failed initializing timeouts, aborting\n"); + goto err_timeout_init; + } + err = mlx5_health_init(dev); if (err) goto err_health_init; @@ -1501,6 +1498,8 @@ err_adev_init: err_pagealloc_init: mlx5_health_cleanup(dev); err_health_init: + mlx5_tout_cleanup(dev); +err_timeout_init: debugfs_remove(dev->priv.dbg_root); mutex_destroy(&priv->pgdir_mutex); mutex_destroy(&priv->alloc_mutex); @@ -1518,6 +1517,7 @@ void mlx5_mdev_uninit(struct mlx5_core_dev *dev) mlx5_adev_cleanup(dev); mlx5_pagealloc_cleanup(dev); mlx5_health_cleanup(dev); + mlx5_tout_cleanup(dev); debugfs_remove_recursive(dev->priv.dbg_root); mutex_destroy(&priv->pgdir_mutex); mutex_destroy(&priv->alloc_mutex); diff --git a/drivers/net/ethernet/natsemi/xtsonic.c b/drivers/net/ethernet/natsemi/xtsonic.c index 7d51bcb1b918..52fef34d43f9 100644 --- a/drivers/net/ethernet/natsemi/xtsonic.c +++ b/drivers/net/ethernet/natsemi/xtsonic.c @@ -120,7 +120,7 @@ static const struct net_device_ops xtsonic_netdev_ops = { .ndo_set_mac_address = eth_mac_addr, }; -static int __init sonic_probe1(struct net_device *dev) +static int sonic_probe1(struct net_device *dev) { unsigned int silicon_revision; struct sonic_local *lp = netdev_priv(dev); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index d51bac7ba5af..bd0607680329 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -1077,8 +1077,14 @@ static int qlcnic_83xx_add_rings(struct qlcnic_adapter *adapter) sds_mbx_size = sizeof(struct qlcnic_sds_mbx); context_id = recv_ctx->context_id; num_sds = adapter->drv_sds_rings - QLCNIC_MAX_SDS_RINGS; - ahw->hw_ops->alloc_mbx_args(&cmd, adapter, - QLCNIC_CMD_ADD_RCV_RINGS); + err = ahw->hw_ops->alloc_mbx_args(&cmd, adapter, + QLCNIC_CMD_ADD_RCV_RINGS); + if (err) { + dev_err(&adapter->pdev->dev, + "Failed to alloc mbx args %d\n", err); + return err; + } + cmd.req.arg[1] = 0 | (num_sds << 8) | (context_id << 16); /* set up status rings, mbx 2-81 */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index cc1075c08996..4e05c1d92935 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -5532,8 +5532,6 @@ static int stmmac_set_features(struct net_device *netdev, netdev_features_t features) { struct stmmac_priv *priv = netdev_priv(netdev); - bool sph_en; - u32 chan; /* Keep the COE Type in case of csum is supporting */ if (features & NETIF_F_RXCSUM) @@ -5545,10 +5543,13 @@ static int stmmac_set_features(struct net_device *netdev, */ stmmac_rx_ipc(priv, priv->hw); - sph_en = (priv->hw->rx_csum > 0) && priv->sph; + if (priv->sph_cap) { + bool sph_en = (priv->hw->rx_csum > 0) && priv->sph; + u32 chan; - for (chan = 0; chan < priv->plat->rx_queues_to_use; chan++) - stmmac_enable_sph(priv, priv->ioaddr, sph_en, chan); + for (chan = 0; chan < priv->plat->rx_queues_to_use; chan++) + stmmac_enable_sph(priv, priv->ioaddr, sph_en, chan); + } return 0; } diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 2bfb59ae0eaf..185e08c1af31 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -2398,7 +2398,7 @@ static int lan78xx_phy_init(struct lan78xx_net *dev) if (dev->domain_data.phyirq > 0) phydev->irq = dev->domain_data.phyirq; else - phydev->irq = 0; + phydev->irq = PHY_POLL; netdev_dbg(dev->net, "phydev->irq = %d\n", phydev->irq); /* set to AUTOMDIX */ diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index c74af526d79b..088d9404c93d 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -3425,7 +3425,6 @@ static struct virtio_driver virtio_net_driver = { .feature_table_size = ARRAY_SIZE(features), .feature_table_legacy = features_legacy, .feature_table_size_legacy = ARRAY_SIZE(features_legacy), - .suppress_used_validation = true, .driver.name = KBUILD_MODNAME, .driver.owner = THIS_MODULE, .id_table = id_table, diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index ccf677015d5b..131c745dc701 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -497,6 +497,7 @@ static netdev_tx_t vrf_process_v6_outbound(struct sk_buff *skb, /* strip the ethernet header added for pass through VRF device */ __skb_pull(skb, skb_network_offset(skb)); + memset(IP6CB(skb), 0, sizeof(*IP6CB(skb))); ret = vrf_ip6_local_out(net, skb->sk, skb); if (unlikely(net_xmit_eval(ret))) dev->stats.tx_errors++; @@ -579,6 +580,7 @@ static netdev_tx_t vrf_process_v4_outbound(struct sk_buff *skb, RT_SCOPE_LINK); } + memset(IPCB(skb), 0, sizeof(*IPCB(skb))); ret = vrf_ip_local_out(dev_net(skb_dst(skb)->dev), skb->sk, skb); if (unlikely(net_xmit_eval(ret))) vrf_dev->stats.tx_errors++; diff --git a/drivers/net/wireguard/allowedips.c b/drivers/net/wireguard/allowedips.c index b7197e80f226..9a4c8ff32d9d 100644 --- a/drivers/net/wireguard/allowedips.c +++ b/drivers/net/wireguard/allowedips.c @@ -163,7 +163,7 @@ static bool node_placement(struct allowedips_node __rcu *trie, const u8 *key, return exact; } -static inline void connect_node(struct allowedips_node **parent, u8 bit, struct allowedips_node *node) +static inline void connect_node(struct allowedips_node __rcu **parent, u8 bit, struct allowedips_node *node) { node->parent_bit_packed = (unsigned long)parent | bit; rcu_assign_pointer(*parent, node); diff --git a/drivers/net/wireguard/device.c b/drivers/net/wireguard/device.c index 551ddaaaf540..a46067c38bf5 100644 --- a/drivers/net/wireguard/device.c +++ b/drivers/net/wireguard/device.c @@ -98,6 +98,7 @@ static int wg_stop(struct net_device *dev) { struct wg_device *wg = netdev_priv(dev); struct wg_peer *peer; + struct sk_buff *skb; mutex_lock(&wg->device_update_lock); list_for_each_entry(peer, &wg->peer_list, peer_list) { @@ -108,7 +109,9 @@ static int wg_stop(struct net_device *dev) wg_noise_reset_last_sent_handshake(&peer->last_sent_handshake); } mutex_unlock(&wg->device_update_lock); - skb_queue_purge(&wg->incoming_handshakes); + while ((skb = ptr_ring_consume(&wg->handshake_queue.ring)) != NULL) + kfree_skb(skb); + atomic_set(&wg->handshake_queue_len, 0); wg_socket_reinit(wg, NULL, NULL); return 0; } @@ -235,14 +238,13 @@ static void wg_destruct(struct net_device *dev) destroy_workqueue(wg->handshake_receive_wq); destroy_workqueue(wg->handshake_send_wq); destroy_workqueue(wg->packet_crypt_wq); - wg_packet_queue_free(&wg->decrypt_queue); - wg_packet_queue_free(&wg->encrypt_queue); + wg_packet_queue_free(&wg->handshake_queue, true); + wg_packet_queue_free(&wg->decrypt_queue, false); + wg_packet_queue_free(&wg->encrypt_queue, false); rcu_barrier(); /* Wait for all the peers to be actually freed. */ wg_ratelimiter_uninit(); memzero_explicit(&wg->static_identity, sizeof(wg->static_identity)); - skb_queue_purge(&wg->incoming_handshakes); free_percpu(dev->tstats); - free_percpu(wg->incoming_handshakes_worker); kvfree(wg->index_hashtable); kvfree(wg->peer_hashtable); mutex_unlock(&wg->device_update_lock); @@ -298,7 +300,6 @@ static int wg_newlink(struct net *src_net, struct net_device *dev, init_rwsem(&wg->static_identity.lock); mutex_init(&wg->socket_update_lock); mutex_init(&wg->device_update_lock); - skb_queue_head_init(&wg->incoming_handshakes); wg_allowedips_init(&wg->peer_allowedips); wg_cookie_checker_init(&wg->cookie_checker, wg); INIT_LIST_HEAD(&wg->peer_list); @@ -316,16 +317,10 @@ static int wg_newlink(struct net *src_net, struct net_device *dev, if (!dev->tstats) goto err_free_index_hashtable; - wg->incoming_handshakes_worker = - wg_packet_percpu_multicore_worker_alloc( - wg_packet_handshake_receive_worker, wg); - if (!wg->incoming_handshakes_worker) - goto err_free_tstats; - wg->handshake_receive_wq = alloc_workqueue("wg-kex-%s", WQ_CPU_INTENSIVE | WQ_FREEZABLE, 0, dev->name); if (!wg->handshake_receive_wq) - goto err_free_incoming_handshakes; + goto err_free_tstats; wg->handshake_send_wq = alloc_workqueue("wg-kex-%s", WQ_UNBOUND | WQ_FREEZABLE, 0, dev->name); @@ -347,10 +342,15 @@ static int wg_newlink(struct net *src_net, struct net_device *dev, if (ret < 0) goto err_free_encrypt_queue; - ret = wg_ratelimiter_init(); + ret = wg_packet_queue_init(&wg->handshake_queue, wg_packet_handshake_receive_worker, + MAX_QUEUED_INCOMING_HANDSHAKES); if (ret < 0) goto err_free_decrypt_queue; + ret = wg_ratelimiter_init(); + if (ret < 0) + goto err_free_handshake_queue; + ret = register_netdevice(dev); if (ret < 0) goto err_uninit_ratelimiter; @@ -367,18 +367,18 @@ static int wg_newlink(struct net *src_net, struct net_device *dev, err_uninit_ratelimiter: wg_ratelimiter_uninit(); +err_free_handshake_queue: + wg_packet_queue_free(&wg->handshake_queue, false); err_free_decrypt_queue: - wg_packet_queue_free(&wg->decrypt_queue); + wg_packet_queue_free(&wg->decrypt_queue, false); err_free_encrypt_queue: - wg_packet_queue_free(&wg->encrypt_queue); + wg_packet_queue_free(&wg->encrypt_queue, false); err_destroy_packet_crypt: destroy_workqueue(wg->packet_crypt_wq); err_destroy_handshake_send: destroy_workqueue(wg->handshake_send_wq); err_destroy_handshake_receive: destroy_workqueue(wg->handshake_receive_wq); -err_free_incoming_handshakes: - free_percpu(wg->incoming_handshakes_worker); err_free_tstats: free_percpu(dev->tstats); err_free_index_hashtable: @@ -398,6 +398,7 @@ static struct rtnl_link_ops link_ops __read_mostly = { static void wg_netns_pre_exit(struct net *net) { struct wg_device *wg; + struct wg_peer *peer; rtnl_lock(); list_for_each_entry(wg, &device_list, device_list) { @@ -407,6 +408,8 @@ static void wg_netns_pre_exit(struct net *net) mutex_lock(&wg->device_update_lock); rcu_assign_pointer(wg->creating_net, NULL); wg_socket_reinit(wg, NULL, NULL); + list_for_each_entry(peer, &wg->peer_list, peer_list) + wg_socket_clear_peer_endpoint_src(peer); mutex_unlock(&wg->device_update_lock); } } diff --git a/drivers/net/wireguard/device.h b/drivers/net/wireguard/device.h index 854bc3d97150..43c7cebbf50b 100644 --- a/drivers/net/wireguard/device.h +++ b/drivers/net/wireguard/device.h @@ -39,21 +39,18 @@ struct prev_queue { struct wg_device { struct net_device *dev; - struct crypt_queue encrypt_queue, decrypt_queue; + struct crypt_queue encrypt_queue, decrypt_queue, handshake_queue; struct sock __rcu *sock4, *sock6; struct net __rcu *creating_net; struct noise_static_identity static_identity; - struct workqueue_struct *handshake_receive_wq, *handshake_send_wq; - struct workqueue_struct *packet_crypt_wq; - struct sk_buff_head incoming_handshakes; - int incoming_handshake_cpu; - struct multicore_worker __percpu *incoming_handshakes_worker; + struct workqueue_struct *packet_crypt_wq,*handshake_receive_wq, *handshake_send_wq; struct cookie_checker cookie_checker; struct pubkey_hashtable *peer_hashtable; struct index_hashtable *index_hashtable; struct allowedips peer_allowedips; struct mutex device_update_lock, socket_update_lock; struct list_head device_list, peer_list; + atomic_t handshake_queue_len; unsigned int num_peers, device_update_gen; u32 fwmark; u16 incoming_port; diff --git a/drivers/net/wireguard/main.c b/drivers/net/wireguard/main.c index 75dbe77b0b4b..ee4da9ab8013 100644 --- a/drivers/net/wireguard/main.c +++ b/drivers/net/wireguard/main.c @@ -17,7 +17,7 @@ #include <linux/genetlink.h> #include <net/rtnetlink.h> -static int __init mod_init(void) +static int __init wg_mod_init(void) { int ret; @@ -60,7 +60,7 @@ err_allowedips: return ret; } -static void __exit mod_exit(void) +static void __exit wg_mod_exit(void) { wg_genetlink_uninit(); wg_device_uninit(); @@ -68,8 +68,8 @@ static void __exit mod_exit(void) wg_allowedips_slab_uninit(); } -module_init(mod_init); -module_exit(mod_exit); +module_init(wg_mod_init); +module_exit(wg_mod_exit); MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("WireGuard secure network tunnel"); MODULE_AUTHOR("Jason A. Donenfeld <Jason@zx2c4.com>"); diff --git a/drivers/net/wireguard/queueing.c b/drivers/net/wireguard/queueing.c index 48e7b982a307..1de413b19e34 100644 --- a/drivers/net/wireguard/queueing.c +++ b/drivers/net/wireguard/queueing.c @@ -38,11 +38,11 @@ int wg_packet_queue_init(struct crypt_queue *queue, work_func_t function, return 0; } -void wg_packet_queue_free(struct crypt_queue *queue) +void wg_packet_queue_free(struct crypt_queue *queue, bool purge) { free_percpu(queue->worker); - WARN_ON(!__ptr_ring_empty(&queue->ring)); - ptr_ring_cleanup(&queue->ring, NULL); + WARN_ON(!purge && !__ptr_ring_empty(&queue->ring)); + ptr_ring_cleanup(&queue->ring, purge ? (void(*)(void*))kfree_skb : NULL); } #define NEXT(skb) ((skb)->prev) diff --git a/drivers/net/wireguard/queueing.h b/drivers/net/wireguard/queueing.h index 52da5e963003..583adb37ee1e 100644 --- a/drivers/net/wireguard/queueing.h +++ b/drivers/net/wireguard/queueing.h @@ -23,7 +23,7 @@ struct sk_buff; /* queueing.c APIs: */ int wg_packet_queue_init(struct crypt_queue *queue, work_func_t function, unsigned int len); -void wg_packet_queue_free(struct crypt_queue *queue); +void wg_packet_queue_free(struct crypt_queue *queue, bool purge); struct multicore_worker __percpu * wg_packet_percpu_multicore_worker_alloc(work_func_t function, void *ptr); diff --git a/drivers/net/wireguard/ratelimiter.c b/drivers/net/wireguard/ratelimiter.c index 3fedd1d21f5e..dd55e5c26f46 100644 --- a/drivers/net/wireguard/ratelimiter.c +++ b/drivers/net/wireguard/ratelimiter.c @@ -176,12 +176,12 @@ int wg_ratelimiter_init(void) (1U << 14) / sizeof(struct hlist_head))); max_entries = table_size * 8; - table_v4 = kvzalloc(table_size * sizeof(*table_v4), GFP_KERNEL); + table_v4 = kvcalloc(table_size, sizeof(*table_v4), GFP_KERNEL); if (unlikely(!table_v4)) goto err_kmemcache; #if IS_ENABLED(CONFIG_IPV6) - table_v6 = kvzalloc(table_size * sizeof(*table_v6), GFP_KERNEL); + table_v6 = kvcalloc(table_size, sizeof(*table_v6), GFP_KERNEL); if (unlikely(!table_v6)) { kvfree(table_v4); goto err_kmemcache; diff --git a/drivers/net/wireguard/receive.c b/drivers/net/wireguard/receive.c index 7dc84bcca261..7b8df406c773 100644 --- a/drivers/net/wireguard/receive.c +++ b/drivers/net/wireguard/receive.c @@ -116,8 +116,8 @@ static void wg_receive_handshake_packet(struct wg_device *wg, return; } - under_load = skb_queue_len(&wg->incoming_handshakes) >= - MAX_QUEUED_INCOMING_HANDSHAKES / 8; + under_load = atomic_read(&wg->handshake_queue_len) >= + MAX_QUEUED_INCOMING_HANDSHAKES / 8; if (under_load) { last_under_load = ktime_get_coarse_boottime_ns(); } else if (last_under_load) { @@ -212,13 +212,14 @@ static void wg_receive_handshake_packet(struct wg_device *wg, void wg_packet_handshake_receive_worker(struct work_struct *work) { - struct wg_device *wg = container_of(work, struct multicore_worker, - work)->ptr; + struct crypt_queue *queue = container_of(work, struct multicore_worker, work)->ptr; + struct wg_device *wg = container_of(queue, struct wg_device, handshake_queue); struct sk_buff *skb; - while ((skb = skb_dequeue(&wg->incoming_handshakes)) != NULL) { + while ((skb = ptr_ring_consume_bh(&queue->ring)) != NULL) { wg_receive_handshake_packet(wg, skb); dev_kfree_skb(skb); + atomic_dec(&wg->handshake_queue_len); cond_resched(); } } @@ -553,22 +554,28 @@ void wg_packet_receive(struct wg_device *wg, struct sk_buff *skb) case cpu_to_le32(MESSAGE_HANDSHAKE_INITIATION): case cpu_to_le32(MESSAGE_HANDSHAKE_RESPONSE): case cpu_to_le32(MESSAGE_HANDSHAKE_COOKIE): { - int cpu; - - if (skb_queue_len(&wg->incoming_handshakes) > - MAX_QUEUED_INCOMING_HANDSHAKES || - unlikely(!rng_is_initialized())) { + int cpu, ret = -EBUSY; + + if (unlikely(!rng_is_initialized())) + goto drop; + if (atomic_read(&wg->handshake_queue_len) > MAX_QUEUED_INCOMING_HANDSHAKES / 2) { + if (spin_trylock_bh(&wg->handshake_queue.ring.producer_lock)) { + ret = __ptr_ring_produce(&wg->handshake_queue.ring, skb); + spin_unlock_bh(&wg->handshake_queue.ring.producer_lock); + } + } else + ret = ptr_ring_produce_bh(&wg->handshake_queue.ring, skb); + if (ret) { + drop: net_dbg_skb_ratelimited("%s: Dropping handshake packet from %pISpfsc\n", wg->dev->name, skb); goto err; } - skb_queue_tail(&wg->incoming_handshakes, skb); - /* Queues up a call to packet_process_queued_handshake_ - * packets(skb): - */ - cpu = wg_cpumask_next_online(&wg->incoming_handshake_cpu); + atomic_inc(&wg->handshake_queue_len); + cpu = wg_cpumask_next_online(&wg->handshake_queue.last_cpu); + /* Queues up a call to packet_process_queued_handshake_packets(skb): */ queue_work_on(cpu, wg->handshake_receive_wq, - &per_cpu_ptr(wg->incoming_handshakes_worker, cpu)->work); + &per_cpu_ptr(wg->handshake_queue.worker, cpu)->work); break; } case cpu_to_le32(MESSAGE_DATA): diff --git a/drivers/net/wireguard/socket.c b/drivers/net/wireguard/socket.c index 8c496b747108..6f07b949cb81 100644 --- a/drivers/net/wireguard/socket.c +++ b/drivers/net/wireguard/socket.c @@ -308,7 +308,7 @@ void wg_socket_clear_peer_endpoint_src(struct wg_peer *peer) { write_lock_bh(&peer->endpoint_lock); memset(&peer->endpoint.src6, 0, sizeof(peer->endpoint.src6)); - dst_cache_reset(&peer->endpoint_cache); + dst_cache_reset_now(&peer->endpoint_cache); write_unlock_bh(&peer->endpoint_lock); } diff --git a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c index c875bf35533c..009dd4be597b 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/uefi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/uefi.c @@ -86,6 +86,7 @@ static void *iwl_uefi_reduce_power_section(struct iwl_trans *trans, if (len < tlv_len) { IWL_ERR(trans, "invalid TLV len: %zd/%u\n", len, tlv_len); + kfree(reduce_power_data); reduce_power_data = ERR_PTR(-EINVAL); goto out; } @@ -105,6 +106,7 @@ static void *iwl_uefi_reduce_power_section(struct iwl_trans *trans, IWL_DEBUG_FW(trans, "Couldn't allocate (more) reduce_power_data\n"); + kfree(reduce_power_data); reduce_power_data = ERR_PTR(-ENOMEM); goto out; } @@ -134,6 +136,10 @@ static void *iwl_uefi_reduce_power_section(struct iwl_trans *trans, done: if (!size) { IWL_DEBUG_FW(trans, "Empty REDUCE_POWER, skipping.\n"); + /* Better safe than sorry, but 'reduce_power_data' should + * always be NULL if !size. + */ + kfree(reduce_power_data); reduce_power_data = ERR_PTR(-ENOENT); goto out; } diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 36196e07b1a0..5cec467b995b 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1313,23 +1313,31 @@ _iwl_op_mode_start(struct iwl_drv *drv, struct iwlwifi_opmode_table *op) const struct iwl_op_mode_ops *ops = op->ops; struct dentry *dbgfs_dir = NULL; struct iwl_op_mode *op_mode = NULL; + int retry, max_retry = !!iwlwifi_mod_params.fw_restart * IWL_MAX_INIT_RETRY; + + for (retry = 0; retry <= max_retry; retry++) { #ifdef CONFIG_IWLWIFI_DEBUGFS - drv->dbgfs_op_mode = debugfs_create_dir(op->name, - drv->dbgfs_drv); - dbgfs_dir = drv->dbgfs_op_mode; + drv->dbgfs_op_mode = debugfs_create_dir(op->name, + drv->dbgfs_drv); + dbgfs_dir = drv->dbgfs_op_mode; #endif - op_mode = ops->start(drv->trans, drv->trans->cfg, &drv->fw, dbgfs_dir); + op_mode = ops->start(drv->trans, drv->trans->cfg, + &drv->fw, dbgfs_dir); + + if (op_mode) + return op_mode; + + IWL_ERR(drv, "retry init count %d\n", retry); #ifdef CONFIG_IWLWIFI_DEBUGFS - if (!op_mode) { debugfs_remove_recursive(drv->dbgfs_op_mode); drv->dbgfs_op_mode = NULL; - } #endif + } - return op_mode; + return NULL; } static void _iwl_op_mode_stop(struct iwl_drv *drv) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.h b/drivers/net/wireless/intel/iwlwifi/iwl-drv.h index 2e2d60a58692..0fd009e6d685 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.h @@ -89,4 +89,7 @@ void iwl_drv_stop(struct iwl_drv *drv); #define IWL_EXPORT_SYMBOL(sym) #endif +/* max retry for init flow */ +#define IWL_MAX_INIT_RETRY 2 + #endif /* __iwl_drv_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 9fb9c7dad314..897e3b91ddb2 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -16,6 +16,7 @@ #include <net/ieee80211_radiotap.h> #include <net/tcp.h> +#include "iwl-drv.h" #include "iwl-op-mode.h" #include "iwl-io.h" #include "mvm.h" @@ -1117,9 +1118,30 @@ static int iwl_mvm_mac_start(struct ieee80211_hw *hw) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); int ret; + int retry, max_retry = 0; mutex_lock(&mvm->mutex); - ret = __iwl_mvm_mac_start(mvm); + + /* we are starting the mac not in error flow, and restart is enabled */ + if (!test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status) && + iwlwifi_mod_params.fw_restart) { + max_retry = IWL_MAX_INIT_RETRY; + /* + * This will prevent mac80211 recovery flows to trigger during + * init failures + */ + set_bit(IWL_MVM_STATUS_STARTING, &mvm->status); + } + + for (retry = 0; retry <= max_retry; retry++) { + ret = __iwl_mvm_mac_start(mvm); + if (!ret) + break; + + IWL_ERR(mvm, "mac start retry %d\n", retry); + } + clear_bit(IWL_MVM_STATUS_STARTING, &mvm->status); + mutex_unlock(&mvm->mutex); return ret; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 2b1dcd60e00f..a72d85086fe3 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -1123,6 +1123,8 @@ struct iwl_mvm { * @IWL_MVM_STATUS_FIRMWARE_RUNNING: firmware is running * @IWL_MVM_STATUS_NEED_FLUSH_P2P: need to flush P2P bcast STA * @IWL_MVM_STATUS_IN_D3: in D3 (or at least about to go into it) + * @IWL_MVM_STATUS_STARTING: starting mac, + * used to disable restart flow while in STARTING state */ enum iwl_mvm_status { IWL_MVM_STATUS_HW_RFKILL, @@ -1134,6 +1136,7 @@ enum iwl_mvm_status { IWL_MVM_STATUS_FIRMWARE_RUNNING, IWL_MVM_STATUS_NEED_FLUSH_P2P, IWL_MVM_STATUS_IN_D3, + IWL_MVM_STATUS_STARTING, }; /* Keep track of completed init configuration */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 232ad531d612..cd08e289cd9a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -686,6 +686,7 @@ static int iwl_mvm_start_get_nvm(struct iwl_mvm *mvm) int ret; rtnl_lock(); + wiphy_lock(mvm->hw->wiphy); mutex_lock(&mvm->mutex); ret = iwl_run_init_mvm_ucode(mvm); @@ -701,6 +702,7 @@ static int iwl_mvm_start_get_nvm(struct iwl_mvm *mvm) iwl_mvm_stop_device(mvm); mutex_unlock(&mvm->mutex); + wiphy_unlock(mvm->hw->wiphy); rtnl_unlock(); if (ret < 0) @@ -1600,6 +1602,9 @@ void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error) */ if (!mvm->fw_restart && fw_error) { iwl_fw_error_collect(&mvm->fwrt, false); + } else if (test_bit(IWL_MVM_STATUS_STARTING, + &mvm->status)) { + IWL_ERR(mvm, "Starting mac, retry will be triggered anyway\n"); } else if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { struct iwl_mvm_reprobe *reprobe; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index c574f041f096..5ce07f28e7c3 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -1339,9 +1339,13 @@ iwl_pci_find_dev_info(u16 device, u16 subsystem_device, u16 mac_type, u8 mac_step, u16 rf_type, u8 cdb, u8 rf_id, u8 no_160, u8 cores) { + int num_devices = ARRAY_SIZE(iwl_dev_info_table); int i; - for (i = ARRAY_SIZE(iwl_dev_info_table) - 1; i >= 0; i--) { + if (!num_devices) + return NULL; + + for (i = num_devices - 1; i >= 0; i--) { const struct iwl_dev_info *dev_info = &iwl_dev_info_table[i]; if (dev_info->device != (u16)IWL_CFG_ANY && @@ -1442,8 +1446,10 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) */ if (iwl_trans->trans_cfg->rf_id && iwl_trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_9000 && - !CSR_HW_RFID_TYPE(iwl_trans->hw_rf_id) && get_crf_id(iwl_trans)) + !CSR_HW_RFID_TYPE(iwl_trans->hw_rf_id) && get_crf_id(iwl_trans)) { + ret = -EINVAL; goto out_free_trans; + } dev_info = iwl_pci_find_dev_info(pdev->device, pdev->subsystem_device, CSR_HW_REV_TYPE(iwl_trans->hw_rev), diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c index 5ee52cd70a4b..d1806f198aed 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c @@ -143,8 +143,6 @@ int mt7615_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, if (!wcid) wcid = &dev->mt76.global_wcid; - pid = mt76_tx_status_skb_add(mdev, wcid, tx_info->skb); - if ((info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) && msta) { struct mt7615_phy *phy = &dev->phy; @@ -164,6 +162,7 @@ int mt7615_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, if (id < 0) return id; + pid = mt76_tx_status_skb_add(mdev, wcid, tx_info->skb); mt7615_mac_write_txwi(dev, txwi_ptr, tx_info->skb, wcid, sta, pid, key, false); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/usb_sdio.c b/drivers/net/wireless/mediatek/mt76/mt7615/usb_sdio.c index bd2939ebcbf4..5a6d7829c6e0 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/usb_sdio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/usb_sdio.c @@ -43,19 +43,11 @@ EXPORT_SYMBOL_GPL(mt7663_usb_sdio_reg_map); static void mt7663_usb_sdio_write_txwi(struct mt7615_dev *dev, struct mt76_wcid *wcid, enum mt76_txq_id qid, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, int pid, struct sk_buff *skb) { - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); - struct ieee80211_key_conf *key = info->control.hw_key; - __le32 *txwi; - int pid; - - if (!wcid) - wcid = &dev->mt76.global_wcid; - - pid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); + __le32 *txwi = (__le32 *)(skb->data - MT_USB_TXD_SIZE); - txwi = (__le32 *)(skb->data - MT_USB_TXD_SIZE); memset(txwi, 0, MT_USB_TXD_SIZE); mt7615_mac_write_txwi(dev, txwi, skb, wcid, sta, pid, key, false); skb_push(skb, MT_USB_TXD_SIZE); @@ -194,10 +186,14 @@ int mt7663_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76); struct sk_buff *skb = tx_info->skb; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_key_conf *key = info->control.hw_key; struct mt7615_sta *msta; - int pad; + int pad, err, pktid; msta = wcid ? container_of(wcid, struct mt7615_sta, wcid) : NULL; + if (!wcid) + wcid = &dev->mt76.global_wcid; + if ((info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) && msta && !msta->rate_probe) { /* request to configure sampling rate */ @@ -207,7 +203,8 @@ int mt7663_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, spin_unlock_bh(&dev->mt76.lock); } - mt7663_usb_sdio_write_txwi(dev, wcid, qid, sta, skb); + pktid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); + mt7663_usb_sdio_write_txwi(dev, wcid, qid, sta, key, pktid, skb); if (mt76_is_usb(mdev)) { u32 len = skb->len; @@ -217,7 +214,12 @@ int mt7663_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, pad = round_up(skb->len, 4) - skb->len; } - return mt76_skb_adjust_pad(skb, pad); + err = mt76_skb_adjust_pad(skb, pad); + if (err) + /* Release pktid in case of error. */ + idr_remove(&wcid->pktid, pktid); + + return err; } EXPORT_SYMBOL_GPL(mt7663_usb_sdio_tx_prepare_skb); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c index efd70ddc2fd1..2c6c03809b20 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c @@ -72,6 +72,7 @@ int mt76x02u_tx_prepare_skb(struct mt76_dev *mdev, void *data, bool ampdu = IEEE80211_SKB_CB(tx_info->skb)->flags & IEEE80211_TX_CTL_AMPDU; enum mt76_qsel qsel; u32 flags; + int err; mt76_insert_hdr_pad(tx_info->skb); @@ -106,7 +107,12 @@ int mt76x02u_tx_prepare_skb(struct mt76_dev *mdev, void *data, ewma_pktlen_add(&msta->pktlen, tx_info->skb->len); } - return mt76x02u_skb_dma_info(tx_info->skb, WLAN_PORT, flags); + err = mt76x02u_skb_dma_info(tx_info->skb, WLAN_PORT, flags); + if (err && wcid) + /* Release pktid in case of error. */ + idr_remove(&wcid->pktid, pid); + + return err; } EXPORT_SYMBOL_GPL(mt76x02u_tx_prepare_skb); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index 5fcf35f2d9fb..809dc18e5083 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -1151,8 +1151,14 @@ int mt7915_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, } } - pid = mt76_tx_status_skb_add(mdev, wcid, tx_info->skb); + t = (struct mt76_txwi_cache *)(txwi + mdev->drv->txwi_size); + t->skb = tx_info->skb; + + id = mt76_token_consume(mdev, &t); + if (id < 0) + return id; + pid = mt76_tx_status_skb_add(mdev, wcid, tx_info->skb); mt7915_mac_write_txwi(dev, txwi_ptr, tx_info->skb, wcid, pid, key, false); @@ -1178,13 +1184,6 @@ int mt7915_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, txp->bss_idx = mvif->idx; } - t = (struct mt76_txwi_cache *)(txwi + mdev->drv->txwi_size); - t->skb = tx_info->skb; - - id = mt76_token_consume(mdev, &t); - if (id < 0) - return id; - txp->token = cpu_to_le16(id); if (test_bit(MT_WCID_FLAG_4ADDR, &wcid->flags)) txp->rept_wds_wcid = cpu_to_le16(wcid->idx); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 899957b9d0f1..852d5d97c70b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -176,7 +176,7 @@ mt7915_get_phy_mode(struct ieee80211_vif *vif, struct ieee80211_sta *sta) if (ht_cap->ht_supported) mode |= PHY_MODE_GN; - if (he_cap->has_he) + if (he_cap && he_cap->has_he) mode |= PHY_MODE_AX_24G; } else if (band == NL80211_BAND_5GHZ) { mode |= PHY_MODE_A; @@ -187,7 +187,7 @@ mt7915_get_phy_mode(struct ieee80211_vif *vif, struct ieee80211_sta *sta) if (vht_cap->vht_supported) mode |= PHY_MODE_AC; - if (he_cap->has_he) + if (he_cap && he_cap->has_he) mode |= PHY_MODE_AX_5G; } diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c index 137f86a6dbf8..bdec508b6b9f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/sdio_mac.c @@ -142,15 +142,11 @@ out: static void mt7921s_write_txwi(struct mt7921_dev *dev, struct mt76_wcid *wcid, enum mt76_txq_id qid, struct ieee80211_sta *sta, + struct ieee80211_key_conf *key, int pid, struct sk_buff *skb) { - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); - struct ieee80211_key_conf *key = info->control.hw_key; - __le32 *txwi; - int pid; + __le32 *txwi = (__le32 *)(skb->data - MT_SDIO_TXD_SIZE); - pid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); - txwi = (__le32 *)(skb->data - MT_SDIO_TXD_SIZE); memset(txwi, 0, MT_SDIO_TXD_SIZE); mt7921_mac_write_txwi(dev, txwi, skb, wcid, key, pid, false); skb_push(skb, MT_SDIO_TXD_SIZE); @@ -163,8 +159,9 @@ int mt7921s_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, { struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76); struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb); + struct ieee80211_key_conf *key = info->control.hw_key; struct sk_buff *skb = tx_info->skb; - int pad; + int err, pad, pktid; if (unlikely(tx_info->skb->len <= ETH_HLEN)) return -EINVAL; @@ -181,12 +178,18 @@ int mt7921s_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, } } - mt7921s_write_txwi(dev, wcid, qid, sta, skb); + pktid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb); + mt7921s_write_txwi(dev, wcid, qid, sta, key, pktid, skb); mt7921_skb_add_sdio_hdr(skb, MT7921_SDIO_DATA); pad = round_up(skb->len, 4) - skb->len; - return mt76_skb_adjust_pad(skb, pad); + err = mt76_skb_adjust_pad(skb, pad); + if (err) + /* Release pktid in case of error. */ + idr_remove(&wcid->pktid, pktid); + + return err; } void mt7921s_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e) diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c index 11719ef034d8..6b8c9dc80542 100644 --- a/drivers/net/wireless/mediatek/mt76/tx.c +++ b/drivers/net/wireless/mediatek/mt76/tx.c @@ -173,7 +173,7 @@ mt76_tx_status_skb_get(struct mt76_dev *dev, struct mt76_wcid *wcid, int pktid, if (!(cb->flags & MT_TX_CB_DMA_DONE)) continue; - if (!time_is_after_jiffies(cb->jiffies + + if (time_is_after_jiffies(cb->jiffies + MT_TX_STATUS_SKB_TIMEOUT)) continue; } diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00usb.c b/drivers/net/wireless/ralink/rt2x00/rt2x00usb.c index e4473a551241..74c3d8cb3100 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00usb.c @@ -25,6 +25,9 @@ static bool rt2x00usb_check_usb_error(struct rt2x00_dev *rt2x00dev, int status) if (status == -ENODEV || status == -ENOENT) return true; + if (!test_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags)) + return false; + if (status == -EPROTO || status == -ETIMEDOUT) rt2x00dev->num_proto_errs++; else diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 212aaf577d3c..65ef3dc9d061 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -91,7 +91,6 @@ static int rtw89_fw_hdr_parser(struct rtw89_dev *rtwdev, const u8 *fw, u32 len, info->section_num = GET_FW_HDR_SEC_NUM(fw); info->hdr_len = RTW89_FW_HDR_SIZE + info->section_num * RTW89_FW_SECTION_HDR_SIZE; - SET_FW_HDR_PART_SIZE(fw, FWDL_SECTION_PER_PKT_LEN); bin = fw + info->hdr_len; @@ -275,6 +274,7 @@ static int __rtw89_fw_download_hdr(struct rtw89_dev *rtwdev, const u8 *fw, u32 l } skb_put_data(skb, fw, len); + SET_FW_HDR_PART_SIZE(skb->data, FWDL_SECTION_PER_PKT_LEN); rtw89_h2c_pkt_set_hdr_fwdl(rtwdev, skb, FWCMD_TYPE_H2C, H2C_CAT_MAC, H2C_CL_MAC_FWDL, H2C_FUNC_MAC_FWHDR_DL, len); diff --git a/drivers/net/wireless/realtek/rtw89/fw.h b/drivers/net/wireless/realtek/rtw89/fw.h index 7ee0d9323310..36e8d0da6c1e 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.h +++ b/drivers/net/wireless/realtek/rtw89/fw.h @@ -282,8 +282,10 @@ struct rtw89_h2creg_sch_tx_en { le32_get_bits(*((__le32 *)(fwhdr) + 6), GENMASK(15, 8)) #define GET_FW_HDR_CMD_VERSERION(fwhdr) \ le32_get_bits(*((__le32 *)(fwhdr) + 7), GENMASK(31, 24)) -#define SET_FW_HDR_PART_SIZE(fwhdr, val) \ - le32p_replace_bits((__le32 *)(fwhdr) + 7, val, GENMASK(15, 0)) +static inline void SET_FW_HDR_PART_SIZE(void *fwhdr, u32 val) +{ + le32p_replace_bits((__le32 *)fwhdr + 7, val, GENMASK(15, 0)); +} #define SET_CTRL_INFO_MACID(table, val) \ le32p_replace_bits((__le32 *)(table) + 0, val, GENMASK(6, 0)) diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index 27eb652b564f..81dab9b82f79 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -639,8 +639,8 @@ static void _base_sync_drv_fw_timestamp(struct MPT3SAS_ADAPTER *ioc) mpi_request->IOCParameter = MPI26_SET_IOC_PARAMETER_SYNC_TIMESTAMP; current_time = ktime_get_real(); TimeStamp = ktime_to_ms(current_time); - mpi_request->Reserved7 = cpu_to_le32(TimeStamp & 0xFFFFFFFF); - mpi_request->IOCParameterValue = cpu_to_le32(TimeStamp >> 32); + mpi_request->Reserved7 = cpu_to_le32(TimeStamp >> 32); + mpi_request->IOCParameterValue = cpu_to_le32(TimeStamp & 0xFFFFFFFF); init_completion(&ioc->scsih_cmds.done); ioc->put_smid_default(ioc, smid); dinitprintk(ioc, ioc_info(ioc, diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h index db6a759de1e9..a0af986633d2 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.h +++ b/drivers/scsi/mpt3sas/mpt3sas_base.h @@ -142,6 +142,8 @@ #define MPT_MAX_CALLBACKS 32 +#define MPT_MAX_HBA_NUM_PHYS 32 + #define INTERNAL_CMDS_COUNT 10 /* reserved cmds */ /* reserved for issuing internally framed scsi io cmds */ #define INTERNAL_SCSIIO_CMDS_COUNT 3 @@ -798,6 +800,7 @@ struct _sas_phy { * @enclosure_handle: handle for this a member of an enclosure * @device_info: bitwise defining capabilities of this sas_host/expander * @responding: used in _scsih_expander_device_mark_responding + * @nr_phys_allocated: Allocated memory for this many count phys * @phy: a list of phys that make up this sas_host/expander * @sas_port_list: list of ports attached to this sas_host/expander * @port: hba port entry containing node's port number info @@ -813,6 +816,7 @@ struct _sas_node { u16 enclosure_handle; u64 enclosure_logical_id; u8 responding; + u8 nr_phys_allocated; struct hba_port *port; struct _sas_phy *phy; struct list_head sas_port_list; diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index cee7170beae8..00792767c620 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -3869,7 +3869,7 @@ _scsih_ublock_io_device(struct MPT3SAS_ADAPTER *ioc, shost_for_each_device(sdev, ioc->shost) { sas_device_priv_data = sdev->hostdata; - if (!sas_device_priv_data) + if (!sas_device_priv_data || !sas_device_priv_data->sas_target) continue; if (sas_device_priv_data->sas_target->sas_address != sas_address) @@ -6406,11 +6406,26 @@ _scsih_sas_port_refresh(struct MPT3SAS_ADAPTER *ioc) int i, j, count = 0, lcount = 0; int ret; u64 sas_addr; + u8 num_phys; drsprintk(ioc, ioc_info(ioc, "updating ports for sas_host(0x%016llx)\n", (unsigned long long)ioc->sas_hba.sas_address)); + mpt3sas_config_get_number_hba_phys(ioc, &num_phys); + if (!num_phys) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return; + } + + if (num_phys > ioc->sas_hba.nr_phys_allocated) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + return; + } + ioc->sas_hba.num_phys = num_phys; + port_table = kcalloc(ioc->sas_hba.num_phys, sizeof(struct hba_port), GFP_KERNEL); if (!port_table) @@ -6611,6 +6626,30 @@ _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) ioc->sas_hba.phy[i].hba_vphy = 1; } + /* + * Add new HBA phys to STL if these new phys got added as part + * of HBA Firmware upgrade/downgrade operation. + */ + if (!ioc->sas_hba.phy[i].phy) { + if ((mpt3sas_config_get_phy_pg0(ioc, &mpi_reply, + &phy_pg0, i))) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + continue; + } + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status != MPI2_IOCSTATUS_SUCCESS) { + ioc_err(ioc, "failure at %s:%d/%s()!\n", + __FILE__, __LINE__, __func__); + continue; + } + ioc->sas_hba.phy[i].phy_id = i; + mpt3sas_transport_add_host_phy(ioc, + &ioc->sas_hba.phy[i], phy_pg0, + ioc->sas_hba.parent_dev); + continue; + } ioc->sas_hba.phy[i].handle = ioc->sas_hba.handle; attached_handle = le16_to_cpu(sas_iounit_pg0->PhyData[i]. AttachedDevHandle); @@ -6622,6 +6661,19 @@ _scsih_sas_host_refresh(struct MPT3SAS_ADAPTER *ioc) attached_handle, i, link_rate, ioc->sas_hba.phy[i].port); } + /* + * Clear the phy details if this phy got disabled as part of + * HBA Firmware upgrade/downgrade operation. + */ + for (i = ioc->sas_hba.num_phys; + i < ioc->sas_hba.nr_phys_allocated; i++) { + if (ioc->sas_hba.phy[i].phy && + ioc->sas_hba.phy[i].phy->negotiated_linkrate >= + SAS_LINK_RATE_1_5_GBPS) + mpt3sas_transport_update_links(ioc, + ioc->sas_hba.sas_address, 0, i, + MPI2_SAS_NEG_LINK_RATE_PHY_DISABLED, NULL); + } out: kfree(sas_iounit_pg0); } @@ -6654,7 +6706,10 @@ _scsih_sas_host_add(struct MPT3SAS_ADAPTER *ioc) __FILE__, __LINE__, __func__); return; } - ioc->sas_hba.phy = kcalloc(num_phys, + + ioc->sas_hba.nr_phys_allocated = max_t(u8, + MPT_MAX_HBA_NUM_PHYS, num_phys); + ioc->sas_hba.phy = kcalloc(ioc->sas_hba.nr_phys_allocated, sizeof(struct _sas_phy), GFP_KERNEL); if (!ioc->sas_hba.phy) { ioc_err(ioc, "failure at %s:%d/%s()!\n", diff --git a/drivers/scsi/qla2xxx/qla_edif.c b/drivers/scsi/qla2xxx/qla_edif.c index 2e37b189cb75..53d2b8562027 100644 --- a/drivers/scsi/qla2xxx/qla_edif.c +++ b/drivers/scsi/qla2xxx/qla_edif.c @@ -865,7 +865,7 @@ qla_edif_app_getfcinfo(scsi_qla_host_t *vha, struct bsg_job *bsg_job) "APP request entry - portid=%06x.\n", tdid.b24); /* Ran out of space */ - if (pcnt > app_req.num_ports) + if (pcnt >= app_req.num_ports) break; if (tdid.b24 != 0 && tdid.b24 != fcport->d_id.b24) diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 1d0278da9041..3c0da3770edf 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -1189,7 +1189,7 @@ static int p_fill_from_dev_buffer(struct scsi_cmnd *scp, const void *arr, __func__, off_dst, scsi_bufflen(scp), act_len, scsi_get_resid(scp)); n = scsi_bufflen(scp) - (off_dst + act_len); - scsi_set_resid(scp, min_t(int, scsi_get_resid(scp), n)); + scsi_set_resid(scp, min_t(u32, scsi_get_resid(scp), n)); return 0; } @@ -1562,7 +1562,8 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) unsigned char pq_pdt; unsigned char *arr; unsigned char *cmd = scp->cmnd; - int alloc_len, n, ret; + u32 alloc_len, n; + int ret; bool have_wlun, is_disk, is_zbc, is_disk_zbc; alloc_len = get_unaligned_be16(cmd + 3); @@ -1585,7 +1586,8 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) kfree(arr); return check_condition_result; } else if (0x1 & cmd[1]) { /* EVPD bit set */ - int lu_id_num, port_group_id, target_dev_id, len; + int lu_id_num, port_group_id, target_dev_id; + u32 len; char lu_id_str[6]; int host_no = devip->sdbg_host->shost->host_no; @@ -1676,9 +1678,9 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) kfree(arr); return check_condition_result; } - len = min(get_unaligned_be16(arr + 2) + 4, alloc_len); + len = min_t(u32, get_unaligned_be16(arr + 2) + 4, alloc_len); ret = fill_from_dev_buffer(scp, arr, - min(len, SDEBUG_MAX_INQ_ARR_SZ)); + min_t(u32, len, SDEBUG_MAX_INQ_ARR_SZ)); kfree(arr); return ret; } @@ -1714,7 +1716,7 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) } put_unaligned_be16(0x2100, arr + n); /* SPL-4 no version claimed */ ret = fill_from_dev_buffer(scp, arr, - min_t(int, alloc_len, SDEBUG_LONG_INQ_SZ)); + min_t(u32, alloc_len, SDEBUG_LONG_INQ_SZ)); kfree(arr); return ret; } @@ -1729,8 +1731,8 @@ static int resp_requests(struct scsi_cmnd *scp, unsigned char *cmd = scp->cmnd; unsigned char arr[SCSI_SENSE_BUFFERSIZE]; /* assume >= 18 bytes */ bool dsense = !!(cmd[1] & 1); - int alloc_len = cmd[4]; - int len = 18; + u32 alloc_len = cmd[4]; + u32 len = 18; int stopped_state = atomic_read(&devip->stopped); memset(arr, 0, sizeof(arr)); @@ -1774,7 +1776,7 @@ static int resp_requests(struct scsi_cmnd *scp, arr[7] = 0xa; } } - return fill_from_dev_buffer(scp, arr, min_t(int, len, alloc_len)); + return fill_from_dev_buffer(scp, arr, min_t(u32, len, alloc_len)); } static int resp_start_stop(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) @@ -2312,7 +2314,8 @@ static int resp_mode_sense(struct scsi_cmnd *scp, { int pcontrol, pcode, subpcode, bd_len; unsigned char dev_spec; - int alloc_len, offset, len, target_dev_id; + u32 alloc_len, offset, len; + int target_dev_id; int target = scp->device->id; unsigned char *ap; unsigned char arr[SDEBUG_MAX_MSENSE_SZ]; @@ -2468,7 +2471,7 @@ static int resp_mode_sense(struct scsi_cmnd *scp, arr[0] = offset - 1; else put_unaligned_be16((offset - 2), arr + 0); - return fill_from_dev_buffer(scp, arr, min_t(int, alloc_len, offset)); + return fill_from_dev_buffer(scp, arr, min_t(u32, alloc_len, offset)); } #define SDEBUG_MAX_MSELECT_SZ 512 @@ -2499,11 +2502,11 @@ static int resp_mode_select(struct scsi_cmnd *scp, __func__, param_len, res); md_len = mselect6 ? (arr[0] + 1) : (get_unaligned_be16(arr + 0) + 2); bd_len = mselect6 ? arr[3] : get_unaligned_be16(arr + 6); - if (md_len > 2) { + off = bd_len + (mselect6 ? 4 : 8); + if (md_len > 2 || off >= res) { mk_sense_invalid_fld(scp, SDEB_IN_DATA, 0, -1); return check_condition_result; } - off = bd_len + (mselect6 ? 4 : 8); mpage = arr[off] & 0x3f; ps = !!(arr[off] & 0x80); if (ps) { @@ -2583,7 +2586,8 @@ static int resp_ie_l_pg(unsigned char *arr) static int resp_log_sense(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) { - int ppc, sp, pcode, subpcode, alloc_len, len, n; + int ppc, sp, pcode, subpcode; + u32 alloc_len, len, n; unsigned char arr[SDEBUG_MAX_LSENSE_SZ]; unsigned char *cmd = scp->cmnd; @@ -2653,9 +2657,9 @@ static int resp_log_sense(struct scsi_cmnd *scp, mk_sense_invalid_fld(scp, SDEB_IN_CDB, 3, -1); return check_condition_result; } - len = min_t(int, get_unaligned_be16(arr + 2) + 4, alloc_len); + len = min_t(u32, get_unaligned_be16(arr + 2) + 4, alloc_len); return fill_from_dev_buffer(scp, arr, - min_t(int, len, SDEBUG_MAX_INQ_ARR_SZ)); + min_t(u32, len, SDEBUG_MAX_INQ_ARR_SZ)); } static inline bool sdebug_dev_is_zoned(struct sdebug_dev_info *devip) @@ -4430,7 +4434,7 @@ static int resp_report_zones(struct scsi_cmnd *scp, put_unaligned_be64(sdebug_capacity - 1, arr + 8); rep_len = (unsigned long)desc - (unsigned long)arr; - ret = fill_from_dev_buffer(scp, arr, min_t(int, alloc_len, rep_len)); + ret = fill_from_dev_buffer(scp, arr, min_t(u32, alloc_len, rep_len)); fini: read_unlock(macc_lckp); @@ -4653,6 +4657,7 @@ static void zbc_rwp_zone(struct sdebug_dev_info *devip, struct sdeb_zone_state *zsp) { enum sdebug_z_cond zc; + struct sdeb_store_info *sip = devip2sip(devip, false); if (zbc_zone_is_conv(zsp)) return; @@ -4664,6 +4669,10 @@ static void zbc_rwp_zone(struct sdebug_dev_info *devip, if (zsp->z_cond == ZC4_CLOSED) devip->nr_closed--; + if (zsp->z_wp > zsp->z_start) + memset(sip->storep + zsp->z_start * sdebug_sector_size, 0, + (zsp->z_wp - zsp->z_start) * sdebug_sector_size); + zsp->z_non_seq_resource = false; zsp->z_wp = zsp->z_start; zsp->z_cond = ZC1_EMPTY; diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index 7afcec250f9b..d4edce930a4a 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -812,7 +812,7 @@ store_state_field(struct device *dev, struct device_attribute *attr, mutex_lock(&sdev->state_mutex); if (sdev->sdev_state == SDEV_RUNNING && state == SDEV_RUNNING) { - ret = count; + ret = 0; } else { ret = scsi_device_set_state(sdev, state); if (ret == 0 && state == SDEV_RUNNING) diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index fc5b214347b3..5393b5c9dd9c 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -1189,6 +1189,7 @@ static int ufs_mtk_probe(struct platform_device *pdev) } link = device_link_add(dev, &reset_pdev->dev, DL_FLAG_AUTOPROBE_CONSUMER); + put_device(&reset_pdev->dev); if (!link) { dev_notice(dev, "add reset device_link fail\n"); goto skip_reset; diff --git a/drivers/scsi/ufs/ufshpb.c b/drivers/scsi/ufs/ufshpb.c index 2e31e1413826..ded5ba9b1466 100644 --- a/drivers/scsi/ufs/ufshpb.c +++ b/drivers/scsi/ufs/ufshpb.c @@ -331,7 +331,7 @@ ufshpb_set_hpb_read_to_upiu(struct ufs_hba *hba, struct ufshcd_lrb *lrbp, cdb[0] = UFSHPB_READ; if (hba->dev_quirks & UFS_DEVICE_QUIRK_SWAP_L2P_ENTRY_FOR_HPB_READ) - ppn_tmp = swab64(ppn); + ppn_tmp = (__force __be64)swab64((__force u64)ppn); /* ppn value is stored as big-endian in the host memory */ memcpy(&cdb[6], &ppn_tmp, sizeof(__be64)); diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index 19f7d7b90625..28e1d98ae102 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -977,7 +977,6 @@ static unsigned int features[] = { static struct virtio_driver virtio_scsi_driver = { .feature_table = features, .feature_table_size = ARRAY_SIZE(features), - .suppress_used_validation = true, .driver.name = KBUILD_MODNAME, .driver.owner = THIS_MODULE, .id_table = id_table, diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c index 0b65de9f2df1..95a88f6224cd 100644 --- a/drivers/target/target_core_fabric_configfs.c +++ b/drivers/target/target_core_fabric_configfs.c @@ -520,7 +520,7 @@ static ssize_t target_fabric_port_alua_tg_pt_gp_show(struct config_item *item, { struct se_lun *lun = item_to_lun(item); - if (!lun || !lun->lun_se_dev) + if (!lun->lun_se_dev) return -ENODEV; return core_alua_show_tg_pt_gp_info(lun, page); @@ -531,7 +531,7 @@ static ssize_t target_fabric_port_alua_tg_pt_gp_store(struct config_item *item, { struct se_lun *lun = item_to_lun(item); - if (!lun || !lun->lun_se_dev) + if (!lun->lun_se_dev) return -ENODEV; return core_alua_store_tg_pt_gp_info(lun, page, count); @@ -542,7 +542,7 @@ static ssize_t target_fabric_port_alua_tg_pt_offline_show( { struct se_lun *lun = item_to_lun(item); - if (!lun || !lun->lun_se_dev) + if (!lun->lun_se_dev) return -ENODEV; return core_alua_show_offline_bit(lun, page); @@ -553,7 +553,7 @@ static ssize_t target_fabric_port_alua_tg_pt_offline_store( { struct se_lun *lun = item_to_lun(item); - if (!lun || !lun->lun_se_dev) + if (!lun->lun_se_dev) return -ENODEV; return core_alua_store_offline_bit(lun, page, count); @@ -564,7 +564,7 @@ static ssize_t target_fabric_port_alua_tg_pt_status_show( { struct se_lun *lun = item_to_lun(item); - if (!lun || !lun->lun_se_dev) + if (!lun->lun_se_dev) return -ENODEV; return core_alua_show_secondary_status(lun, page); @@ -575,7 +575,7 @@ static ssize_t target_fabric_port_alua_tg_pt_status_store( { struct se_lun *lun = item_to_lun(item); - if (!lun || !lun->lun_se_dev) + if (!lun->lun_se_dev) return -ENODEV; return core_alua_store_secondary_status(lun, page, count); @@ -586,7 +586,7 @@ static ssize_t target_fabric_port_alua_tg_pt_write_md_show( { struct se_lun *lun = item_to_lun(item); - if (!lun || !lun->lun_se_dev) + if (!lun->lun_se_dev) return -ENODEV; return core_alua_show_secondary_write_metadata(lun, page); @@ -597,7 +597,7 @@ static ssize_t target_fabric_port_alua_tg_pt_write_md_store( { struct se_lun *lun = item_to_lun(item); - if (!lun || !lun->lun_se_dev) + if (!lun->lun_se_dev) return -ENODEV; return core_alua_store_secondary_write_metadata(lun, page, count); diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c index 22703a0dbd07..4c76498d3fb0 100644 --- a/drivers/target/target_core_spc.c +++ b/drivers/target/target_core_spc.c @@ -40,11 +40,11 @@ static void spc_fill_alua_data(struct se_lun *lun, unsigned char *buf) * * See spc4r17 section 6.4.2 Table 135 */ - spin_lock(&lun->lun_tg_pt_gp_lock); - tg_pt_gp = lun->lun_tg_pt_gp; + rcu_read_lock(); + tg_pt_gp = rcu_dereference(lun->lun_tg_pt_gp); if (tg_pt_gp) buf[5] |= tg_pt_gp->tg_pt_gp_alua_access_type; - spin_unlock(&lun->lun_tg_pt_gp_lock); + rcu_read_unlock(); } static u16 @@ -325,14 +325,14 @@ check_t10_vend_desc: * Get the PROTOCOL IDENTIFIER as defined by spc4r17 * section 7.5.1 Table 362 */ - spin_lock(&lun->lun_tg_pt_gp_lock); - tg_pt_gp = lun->lun_tg_pt_gp; + rcu_read_lock(); + tg_pt_gp = rcu_dereference(lun->lun_tg_pt_gp); if (!tg_pt_gp) { - spin_unlock(&lun->lun_tg_pt_gp_lock); + rcu_read_unlock(); goto check_lu_gp; } tg_pt_gp_id = tg_pt_gp->tg_pt_gp_id; - spin_unlock(&lun->lun_tg_pt_gp_lock); + rcu_read_unlock(); buf[off] = tpg->proto_id << 4; buf[off++] |= 0x1; /* CODE SET == Binary */ diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 8239fe7129dd..019351c0b52c 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -434,6 +434,9 @@ static const struct usb_device_id usb_quirk_list[] = { { USB_DEVICE(0x1532, 0x0116), .driver_info = USB_QUIRK_LINEAR_UFRAME_INTR_BINTERVAL }, + /* Lenovo Powered USB-C Travel Hub (4X90S92381, RTL8153 GigE) */ + { USB_DEVICE(0x17ef, 0x721e), .driver_info = USB_QUIRK_NO_LPM }, + /* Lenovo ThinkCenter A630Z TI024Gen3 usb-audio */ { USB_DEVICE(0x17ef, 0xa012), .driver_info = USB_QUIRK_DISCONNECT_SUSPEND }, diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c index 5f484fff8dbe..41b0cd17fcba 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c @@ -591,8 +591,11 @@ static void vdpasim_free(struct vdpa_device *vdpa) vringh_kiov_cleanup(&vdpasim->vqs[i].in_iov); } - put_iova_domain(&vdpasim->iova); - iova_cache_put(); + if (vdpa_get_dma_dev(vdpa)) { + put_iova_domain(&vdpasim->iova); + iova_cache_put(); + } + kvfree(vdpasim->buffer); if (vdpasim->iommu) vhost_iotlb_free(vdpasim->iommu); diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index 01c59ce7e250..29cced1cd277 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -1014,12 +1014,12 @@ static int vhost_vdpa_release(struct inode *inode, struct file *filep) mutex_lock(&d->mutex); filep->private_data = NULL; + vhost_vdpa_clean_irq(v); vhost_vdpa_reset(v); vhost_dev_stop(&v->vdev); vhost_vdpa_iotlb_free(v); vhost_vdpa_free_domain(v); vhost_vdpa_config_put(v); - vhost_vdpa_clean_irq(v); vhost_dev_cleanup(&v->vdev); kfree(v->vdev.vqs); mutex_unlock(&d->mutex); diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c index 938aefbc75ec..d6ca1c7ad513 100644 --- a/drivers/vhost/vsock.c +++ b/drivers/vhost/vsock.c @@ -511,8 +511,6 @@ static void vhost_vsock_handle_tx_kick(struct vhost_work *work) vhost_disable_notify(&vsock->dev, vq); do { - u32 len; - if (!vhost_vsock_more_replies(vsock)) { /* Stop tx until the device processes already * pending replies. Leave tx virtqueue @@ -540,7 +538,7 @@ static void vhost_vsock_handle_tx_kick(struct vhost_work *work) continue; } - len = pkt->len; + total_len += sizeof(pkt->hdr) + pkt->len; /* Deliver to monitoring devices all received packets */ virtio_transport_deliver_tap_pkt(pkt); @@ -553,9 +551,7 @@ static void vhost_vsock_handle_tx_kick(struct vhost_work *work) else virtio_transport_free_pkt(pkt); - len += sizeof(pkt->hdr); - vhost_add_used(vq, head, len); - total_len += len; + vhost_add_used(vq, head, 0); added = true; } while(likely(!vhost_exceeds_weight(vq, ++pkts, total_len))); diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 00f64f2f8b72..6d2614e34470 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -14,9 +14,6 @@ #include <linux/spinlock.h> #include <xen/xen.h> -static bool force_used_validation = false; -module_param(force_used_validation, bool, 0444); - #ifdef DEBUG /* For development, we want to crash whenever the ring is screwed. */ #define BAD_RING(_vq, fmt, args...) \ @@ -185,9 +182,6 @@ struct vring_virtqueue { } packed; }; - /* Per-descriptor in buffer length */ - u32 *buflen; - /* How to notify other side. FIXME: commonalize hcalls! */ bool (*notify)(struct virtqueue *vq); @@ -496,7 +490,6 @@ static inline int virtqueue_add_split(struct virtqueue *_vq, unsigned int i, n, avail, descs_used, prev, err_idx; int head; bool indirect; - u32 buflen = 0; START_USE(vq); @@ -578,7 +571,6 @@ static inline int virtqueue_add_split(struct virtqueue *_vq, VRING_DESC_F_NEXT | VRING_DESC_F_WRITE, indirect); - buflen += sg->length; } } /* Last one doesn't continue. */ @@ -618,10 +610,6 @@ static inline int virtqueue_add_split(struct virtqueue *_vq, else vq->split.desc_state[head].indir_desc = ctx; - /* Store in buffer length if necessary */ - if (vq->buflen) - vq->buflen[head] = buflen; - /* Put entry in available array (but don't update avail->idx until they * do sync). */ avail = vq->split.avail_idx_shadow & (vq->split.vring.num - 1); @@ -796,11 +784,6 @@ static void *virtqueue_get_buf_ctx_split(struct virtqueue *_vq, BAD_RING(vq, "id %u is not a head!\n", i); return NULL; } - if (vq->buflen && unlikely(*len > vq->buflen[i])) { - BAD_RING(vq, "used len %d is larger than in buflen %u\n", - *len, vq->buflen[i]); - return NULL; - } /* detach_buf_split clears data, so grab it now. */ ret = vq->split.desc_state[i].data; @@ -1079,7 +1062,6 @@ static int virtqueue_add_indirect_packed(struct vring_virtqueue *vq, unsigned int i, n, err_idx; u16 head, id; dma_addr_t addr; - u32 buflen = 0; head = vq->packed.next_avail_idx; desc = alloc_indirect_packed(total_sg, gfp); @@ -1109,8 +1091,6 @@ static int virtqueue_add_indirect_packed(struct vring_virtqueue *vq, desc[i].addr = cpu_to_le64(addr); desc[i].len = cpu_to_le32(sg->length); i++; - if (n >= out_sgs) - buflen += sg->length; } } @@ -1164,10 +1144,6 @@ static int virtqueue_add_indirect_packed(struct vring_virtqueue *vq, vq->packed.desc_state[id].indir_desc = desc; vq->packed.desc_state[id].last = id; - /* Store in buffer length if necessary */ - if (vq->buflen) - vq->buflen[id] = buflen; - vq->num_added += 1; pr_debug("Added buffer head %i to %p\n", head, vq); @@ -1203,7 +1179,6 @@ static inline int virtqueue_add_packed(struct virtqueue *_vq, __le16 head_flags, flags; u16 head, id, prev, curr, avail_used_flags; int err; - u32 buflen = 0; START_USE(vq); @@ -1283,8 +1258,6 @@ static inline int virtqueue_add_packed(struct virtqueue *_vq, 1 << VRING_PACKED_DESC_F_AVAIL | 1 << VRING_PACKED_DESC_F_USED; } - if (n >= out_sgs) - buflen += sg->length; } } @@ -1304,10 +1277,6 @@ static inline int virtqueue_add_packed(struct virtqueue *_vq, vq->packed.desc_state[id].indir_desc = ctx; vq->packed.desc_state[id].last = prev; - /* Store in buffer length if necessary */ - if (vq->buflen) - vq->buflen[id] = buflen; - /* * A driver MUST NOT make the first descriptor in the list * available before all subsequent descriptors comprising @@ -1494,11 +1463,6 @@ static void *virtqueue_get_buf_ctx_packed(struct virtqueue *_vq, BAD_RING(vq, "id %u is not a head!\n", id); return NULL; } - if (vq->buflen && unlikely(*len > vq->buflen[id])) { - BAD_RING(vq, "used len %d is larger than in buflen %u\n", - *len, vq->buflen[id]); - return NULL; - } /* detach_buf_packed clears data, so grab it now. */ ret = vq->packed.desc_state[id].data; @@ -1704,7 +1668,6 @@ static struct virtqueue *vring_create_virtqueue_packed( struct vring_virtqueue *vq; struct vring_packed_desc *ring; struct vring_packed_desc_event *driver, *device; - struct virtio_driver *drv = drv_to_virtio(vdev->dev.driver); dma_addr_t ring_dma_addr, driver_event_dma_addr, device_event_dma_addr; size_t ring_size_in_bytes, event_size_in_bytes; @@ -1794,15 +1757,6 @@ static struct virtqueue *vring_create_virtqueue_packed( if (!vq->packed.desc_extra) goto err_desc_extra; - if (!drv->suppress_used_validation || force_used_validation) { - vq->buflen = kmalloc_array(num, sizeof(*vq->buflen), - GFP_KERNEL); - if (!vq->buflen) - goto err_buflen; - } else { - vq->buflen = NULL; - } - /* No callback? Tell other side not to bother us. */ if (!callback) { vq->packed.event_flags_shadow = VRING_PACKED_EVENT_FLAG_DISABLE; @@ -1815,8 +1769,6 @@ static struct virtqueue *vring_create_virtqueue_packed( spin_unlock(&vdev->vqs_list_lock); return &vq->vq; -err_buflen: - kfree(vq->packed.desc_extra); err_desc_extra: kfree(vq->packed.desc_state); err_desc_state: @@ -2224,7 +2176,6 @@ struct virtqueue *__vring_new_virtqueue(unsigned int index, void (*callback)(struct virtqueue *), const char *name) { - struct virtio_driver *drv = drv_to_virtio(vdev->dev.driver); struct vring_virtqueue *vq; if (virtio_has_feature(vdev, VIRTIO_F_RING_PACKED)) @@ -2284,15 +2235,6 @@ struct virtqueue *__vring_new_virtqueue(unsigned int index, if (!vq->split.desc_extra) goto err_extra; - if (!drv->suppress_used_validation || force_used_validation) { - vq->buflen = kmalloc_array(vring.num, sizeof(*vq->buflen), - GFP_KERNEL); - if (!vq->buflen) - goto err_buflen; - } else { - vq->buflen = NULL; - } - /* Put everything in free lists. */ vq->free_head = 0; memset(vq->split.desc_state, 0, vring.num * @@ -2303,8 +2245,6 @@ struct virtqueue *__vring_new_virtqueue(unsigned int index, spin_unlock(&vdev->vqs_list_lock); return &vq->vq; -err_buflen: - kfree(vq->split.desc_extra); err_extra: kfree(vq->split.desc_state); err_state: diff --git a/fs/erofs/utils.c b/fs/erofs/utils.c index 84da2c280012..ec9a1d780dc1 100644 --- a/fs/erofs/utils.c +++ b/fs/erofs/utils.c @@ -150,7 +150,7 @@ static bool erofs_try_to_release_workgroup(struct erofs_sb_info *sbi, * however in order to avoid some race conditions, add a * DBG_BUGON to observe this in advance. */ - DBG_BUGON(xa_erase(&sbi->managed_pslots, grp->index) != grp); + DBG_BUGON(__xa_erase(&sbi->managed_pslots, grp->index) != grp); /* last refcount should be connected with its managed pslot. */ erofs_workgroup_unfreeze(grp, 0); @@ -165,15 +165,19 @@ static unsigned long erofs_shrink_workstation(struct erofs_sb_info *sbi, unsigned int freed = 0; unsigned long index; + xa_lock(&sbi->managed_pslots); xa_for_each(&sbi->managed_pslots, index, grp) { /* try to shrink each valid workgroup */ if (!erofs_try_to_release_workgroup(sbi, grp)) continue; + xa_unlock(&sbi->managed_pslots); ++freed; if (!--nr_shrink) - break; + return freed; + xa_lock(&sbi->managed_pslots); } + xa_unlock(&sbi->managed_pslots); return freed; } diff --git a/fs/io_uring.c b/fs/io_uring.c index a4c508a1e0cf..c4f217613f56 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -1278,6 +1278,7 @@ static void io_refs_resurrect(struct percpu_ref *ref, struct completion *compl) static bool io_match_task(struct io_kiocb *head, struct task_struct *task, bool cancel_all) + __must_hold(&req->ctx->timeout_lock) { struct io_kiocb *req; @@ -1293,6 +1294,44 @@ static bool io_match_task(struct io_kiocb *head, struct task_struct *task, return false; } +static bool io_match_linked(struct io_kiocb *head) +{ + struct io_kiocb *req; + + io_for_each_link(req, head) { + if (req->flags & REQ_F_INFLIGHT) + return true; + } + return false; +} + +/* + * As io_match_task() but protected against racing with linked timeouts. + * User must not hold timeout_lock. + */ +static bool io_match_task_safe(struct io_kiocb *head, struct task_struct *task, + bool cancel_all) +{ + bool matched; + + if (task && head->task != task) + return false; + if (cancel_all) + return true; + + if (head->flags & REQ_F_LINK_TIMEOUT) { + struct io_ring_ctx *ctx = head->ctx; + + /* protect against races with linked timeouts */ + spin_lock_irq(&ctx->timeout_lock); + matched = io_match_linked(head); + spin_unlock_irq(&ctx->timeout_lock); + } else { + matched = io_match_linked(head); + } + return matched; +} + static inline bool req_has_async_data(struct io_kiocb *req) { return req->flags & REQ_F_ASYNC_DATA; @@ -4327,6 +4366,7 @@ static int __io_remove_buffers(struct io_ring_ctx *ctx, struct io_buffer *buf, kfree(nxt); if (++i == nbufs) return i; + cond_resched(); } i++; kfree(buf); @@ -5699,17 +5739,15 @@ static __cold bool io_poll_remove_all(struct io_ring_ctx *ctx, int posted = 0, i; spin_lock(&ctx->completion_lock); - spin_lock_irq(&ctx->timeout_lock); for (i = 0; i < (1U << ctx->cancel_hash_bits); i++) { struct hlist_head *list; list = &ctx->cancel_hash[i]; hlist_for_each_entry_safe(req, tmp, list, hash_node) { - if (io_match_task(req, tsk, cancel_all)) + if (io_match_task_safe(req, tsk, cancel_all)) posted += io_poll_remove_one(req); } } - spin_unlock_irq(&ctx->timeout_lock); spin_unlock(&ctx->completion_lock); if (posted) @@ -6158,6 +6196,9 @@ static int io_timeout_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe, if (get_timespec64(&data->ts, u64_to_user_ptr(sqe->addr))) return -EFAULT; + if (data->ts.tv_sec < 0 || data->ts.tv_nsec < 0) + return -EINVAL; + data->mode = io_translate_timeout_mode(flags); hrtimer_init(&data->timer, io_timeout_get_clock(data), data->mode); @@ -6882,10 +6923,11 @@ static inline struct file *io_file_get(struct io_ring_ctx *ctx, static void io_req_task_link_timeout(struct io_kiocb *req, bool *locked) { struct io_kiocb *prev = req->timeout.prev; - int ret; + int ret = -ENOENT; if (prev) { - ret = io_try_cancel_userdata(req, prev->user_data); + if (!(req->task->flags & PF_EXITING)) + ret = io_try_cancel_userdata(req, prev->user_data); io_req_complete_post(req, ret ?: -ETIME, 0); io_put_req(prev); } else { @@ -9257,10 +9299,8 @@ static void io_destroy_buffers(struct io_ring_ctx *ctx) struct io_buffer *buf; unsigned long index; - xa_for_each(&ctx->io_buffers, index, buf) { + xa_for_each(&ctx->io_buffers, index, buf) __io_remove_buffers(ctx, buf, index, -1U); - cond_resched(); - } } static void io_req_caches_free(struct io_ring_ctx *ctx) @@ -9564,19 +9604,8 @@ static bool io_cancel_task_cb(struct io_wq_work *work, void *data) { struct io_kiocb *req = container_of(work, struct io_kiocb, work); struct io_task_cancel *cancel = data; - bool ret; - - if (!cancel->all && (req->flags & REQ_F_LINK_TIMEOUT)) { - struct io_ring_ctx *ctx = req->ctx; - /* protect against races with linked timeouts */ - spin_lock_irq(&ctx->timeout_lock); - ret = io_match_task(req, cancel->task, cancel->all); - spin_unlock_irq(&ctx->timeout_lock); - } else { - ret = io_match_task(req, cancel->task, cancel->all); - } - return ret; + return io_match_task_safe(req, cancel->task, cancel->all); } static __cold bool io_cancel_defer_files(struct io_ring_ctx *ctx, @@ -9587,14 +9616,12 @@ static __cold bool io_cancel_defer_files(struct io_ring_ctx *ctx, LIST_HEAD(list); spin_lock(&ctx->completion_lock); - spin_lock_irq(&ctx->timeout_lock); list_for_each_entry_reverse(de, &ctx->defer_list, list) { - if (io_match_task(de->req, task, cancel_all)) { + if (io_match_task_safe(de->req, task, cancel_all)) { list_cut_position(&list, &ctx->defer_list, &de->list); break; } } - spin_unlock_irq(&ctx->timeout_lock); spin_unlock(&ctx->completion_lock); if (list_empty(&list)) return false; diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index 1753c26c8e76..71a36ae120ee 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -205,7 +205,16 @@ struct iomap_readpage_ctx { struct readahead_control *rac; }; -static loff_t iomap_read_inline_data(const struct iomap_iter *iter, +/** + * iomap_read_inline_data - copy inline data into the page cache + * @iter: iteration structure + * @page: page to copy to + * + * Copy the inline data in @iter into @page and zero out the rest of the page. + * Only a single IOMAP_INLINE extent is allowed at the end of each file. + * Returns zero for success to complete the read, or the usual negative errno. + */ +static int iomap_read_inline_data(const struct iomap_iter *iter, struct page *page) { const struct iomap *iomap = iomap_iter_srcmap(iter); @@ -214,7 +223,7 @@ static loff_t iomap_read_inline_data(const struct iomap_iter *iter, void *addr; if (PageUptodate(page)) - return PAGE_SIZE - poff; + return 0; if (WARN_ON_ONCE(size > PAGE_SIZE - poff)) return -EIO; @@ -231,7 +240,7 @@ static loff_t iomap_read_inline_data(const struct iomap_iter *iter, memset(addr + size, 0, PAGE_SIZE - poff - size); kunmap_local(addr); iomap_set_range_uptodate(page, poff, PAGE_SIZE - poff); - return PAGE_SIZE - poff; + return 0; } static inline bool iomap_block_needs_zeroing(const struct iomap_iter *iter, @@ -257,7 +266,7 @@ static loff_t iomap_readpage_iter(const struct iomap_iter *iter, sector_t sector; if (iomap->type == IOMAP_INLINE) - return min(iomap_read_inline_data(iter, page), length); + return iomap_read_inline_data(iter, page); /* zero post-eof blocks as the page may be mapped */ iop = iomap_page_create(iter->inode, page); @@ -370,6 +379,8 @@ static loff_t iomap_readahead_iter(const struct iomap_iter *iter, ctx->cur_page_in_bio = false; } ret = iomap_readpage_iter(iter, ctx, done); + if (ret <= 0) + return ret; } return done; @@ -580,15 +591,10 @@ static int __iomap_write_begin(const struct iomap_iter *iter, loff_t pos, static int iomap_write_begin_inline(const struct iomap_iter *iter, struct page *page) { - int ret; - /* needs more work for the tailpacking case; disable for now */ if (WARN_ON_ONCE(iomap_iter_srcmap(iter)->offset != 0)) return -EIO; - ret = iomap_read_inline_data(iter, page); - if (ret < 0) - return ret; - return 0; + return iomap_read_inline_data(iter, page); } static int iomap_write_begin(const struct iomap_iter *iter, loff_t pos, diff --git a/fs/ksmbd/smb2pdu.c b/fs/ksmbd/smb2pdu.c index 121f8e8c70ac..49c9da37315c 100644 --- a/fs/ksmbd/smb2pdu.c +++ b/fs/ksmbd/smb2pdu.c @@ -1697,8 +1697,10 @@ int smb2_sess_setup(struct ksmbd_work *work) negblob_off = le16_to_cpu(req->SecurityBufferOffset); negblob_len = le16_to_cpu(req->SecurityBufferLength); if (negblob_off < offsetof(struct smb2_sess_setup_req, Buffer) || - negblob_len < offsetof(struct negotiate_message, NegotiateFlags)) - return -EINVAL; + negblob_len < offsetof(struct negotiate_message, NegotiateFlags)) { + rc = -EINVAL; + goto out_err; + } negblob = (struct negotiate_message *)((char *)&req->hdr.ProtocolId + negblob_off); @@ -4457,6 +4459,12 @@ static void get_file_stream_info(struct ksmbd_work *work, &stat); file_info = (struct smb2_file_stream_info *)rsp->Buffer; + buf_free_len = + smb2_calc_max_out_buf_len(work, 8, + le32_to_cpu(req->OutputBufferLength)); + if (buf_free_len < 0) + goto out; + xattr_list_len = ksmbd_vfs_listxattr(path->dentry, &xattr_list); if (xattr_list_len < 0) { goto out; @@ -4465,12 +4473,6 @@ static void get_file_stream_info(struct ksmbd_work *work, goto out; } - buf_free_len = - smb2_calc_max_out_buf_len(work, 8, - le32_to_cpu(req->OutputBufferLength)); - if (buf_free_len < 0) - goto out; - while (idx < xattr_list_len) { stream_name = xattr_list + idx; streamlen = strlen(stream_name); @@ -4496,8 +4498,10 @@ static void get_file_stream_info(struct ksmbd_work *work, ":%s", &stream_name[XATTR_NAME_STREAM_LEN]); next = sizeof(struct smb2_file_stream_info) + streamlen * 2; - if (next > buf_free_len) + if (next > buf_free_len) { + kfree(stream_buf); break; + } file_info = (struct smb2_file_stream_info *)&rsp->Buffer[nbytes]; streamlen = smbConvertToUTF16((__le16 *)file_info->StreamName, @@ -4514,6 +4518,7 @@ static void get_file_stream_info(struct ksmbd_work *work, file_info->NextEntryOffset = cpu_to_le32(next); } +out: if (!S_ISDIR(stat.mode) && buf_free_len >= sizeof(struct smb2_file_stream_info) + 7 * 2) { file_info = (struct smb2_file_stream_info *) @@ -4522,14 +4527,13 @@ static void get_file_stream_info(struct ksmbd_work *work, "::$DATA", 7, conn->local_nls, 0); streamlen *= 2; file_info->StreamNameLength = cpu_to_le32(streamlen); - file_info->StreamSize = 0; - file_info->StreamAllocationSize = 0; + file_info->StreamSize = cpu_to_le64(stat.size); + file_info->StreamAllocationSize = cpu_to_le64(stat.blocks << 9); nbytes += sizeof(struct smb2_file_stream_info) + streamlen; } /* last entry offset should be 0 */ file_info->NextEntryOffset = 0; -out: kvfree(xattr_list); rsp->OutputBufferLength = cpu_to_le32(nbytes); @@ -5068,7 +5072,7 @@ static int smb2_get_info_sec(struct ksmbd_work *work, if (addition_info & ~(OWNER_SECINFO | GROUP_SECINFO | DACL_SECINFO | PROTECTED_DACL_SECINFO | UNPROTECTED_DACL_SECINFO)) { - pr_err("Unsupported addition info: 0x%x)\n", + ksmbd_debug(SMB, "Unsupported addition info: 0x%x)\n", addition_info); pntsd->revision = cpu_to_le16(1); diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c index 9320a42dfaf9..7046f9bdd8dc 100644 --- a/fs/netfs/read_helper.c +++ b/fs/netfs/read_helper.c @@ -1008,8 +1008,8 @@ out: } EXPORT_SYMBOL(netfs_readpage); -/** - * netfs_skip_folio_read - prep a folio for writing without reading first +/* + * Prepare a folio for writing without reading first * @folio: The folio being prepared * @pos: starting position for the write * @len: length of write diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index dd53704c3f40..fda530d5e764 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -219,6 +219,7 @@ void nfs_set_cache_invalid(struct inode *inode, unsigned long flags) NFS_INO_DATA_INVAL_DEFER); else if (nfsi->cache_validity & NFS_INO_INVALID_DATA) nfsi->cache_validity &= ~NFS_INO_DATA_INVAL_DEFER; + trace_nfs_set_cache_invalid(inode, 0); } EXPORT_SYMBOL_GPL(nfs_set_cache_invalid); diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c index 08355b66e7cb..8b21ff1be717 100644 --- a/fs/nfs/nfs42proc.c +++ b/fs/nfs/nfs42proc.c @@ -289,7 +289,9 @@ static void nfs42_copy_dest_done(struct inode *inode, loff_t pos, loff_t len) loff_t newsize = pos + len; loff_t end = newsize - 1; - truncate_pagecache_range(inode, pos, end); + WARN_ON_ONCE(invalidate_inode_pages2_range(inode->i_mapping, + pos >> PAGE_SHIFT, end >> PAGE_SHIFT)); + spin_lock(&inode->i_lock); if (newsize > i_size_read(inode)) i_size_write(inode, newsize); diff --git a/fs/nfs/nfs42xdr.c b/fs/nfs/nfs42xdr.c index c8bad735e4c1..271e5f92ed01 100644 --- a/fs/nfs/nfs42xdr.c +++ b/fs/nfs/nfs42xdr.c @@ -1434,8 +1434,7 @@ static int nfs4_xdr_dec_clone(struct rpc_rqst *rqstp, status = decode_clone(xdr); if (status) goto out; - status = decode_getfattr(xdr, res->dst_fattr, res->server); - + decode_getfattr(xdr, res->dst_fattr, res->server); out: res->rpc_status = status; return status; diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index ecc4594299d6..f63dfa01001c 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -1998,6 +1998,10 @@ static int nfs4_handle_reclaim_lease_error(struct nfs_client *clp, int status) dprintk("%s: exit with error %d for server %s\n", __func__, -EPROTONOSUPPORT, clp->cl_hostname); return -EPROTONOSUPPORT; + case -ENOSPC: + if (clp->cl_cons_state == NFS_CS_SESSION_INITING) + nfs_mark_client_ready(clp, -EIO); + return -EIO; case -NFS4ERR_NOT_SAME: /* FixMe: implement recovery * in nfs4_exchange_id */ default: diff --git a/fs/nfs/nfstrace.h b/fs/nfs/nfstrace.h index 21dac847f1e4..b3aee261801e 100644 --- a/fs/nfs/nfstrace.h +++ b/fs/nfs/nfstrace.h @@ -162,6 +162,7 @@ DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit); DEFINE_NFS_INODE_EVENT(nfs_fsync_enter); DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit); DEFINE_NFS_INODE_EVENT(nfs_access_enter); +DEFINE_NFS_INODE_EVENT_DONE(nfs_set_cache_invalid); TRACE_EVENT(nfs_access_exit, TP_PROTO( diff --git a/fs/ntfs/Kconfig b/fs/ntfs/Kconfig index 1667a7e590d8..f93e69a61283 100644 --- a/fs/ntfs/Kconfig +++ b/fs/ntfs/Kconfig @@ -52,6 +52,7 @@ config NTFS_DEBUG config NTFS_RW bool "NTFS write support" depends on NTFS_FS + depends on PAGE_SIZE_LESS_THAN_64KB help This enables the partial, but safe, write support in the NTFS driver. diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c index fbc9d816882c..23523b802539 100644 --- a/fs/xfs/libxfs/xfs_attr.c +++ b/fs/xfs/libxfs/xfs_attr.c @@ -1077,21 +1077,18 @@ xfs_attr_node_hasname( state = xfs_da_state_alloc(args); if (statep != NULL) - *statep = NULL; + *statep = state; /* * Search to see if name exists, and get back a pointer to it. */ error = xfs_da3_node_lookup_int(state, &retval); - if (error) { - xfs_da_state_free(state); - return error; - } + if (error) + retval = error; - if (statep != NULL) - *statep = state; - else + if (!statep) xfs_da_state_free(state); + return retval; } @@ -1112,7 +1109,7 @@ xfs_attr_node_addname_find_attr( */ retval = xfs_attr_node_hasname(args, &dac->da_state); if (retval != -ENOATTR && retval != -EEXIST) - return retval; + goto error; if (retval == -ENOATTR && (args->attr_flags & XATTR_REPLACE)) goto error; @@ -1337,7 +1334,7 @@ int xfs_attr_node_removename_setup( error = xfs_attr_node_hasname(args, state); if (error != -EEXIST) - return error; + goto out; error = 0; ASSERT((*state)->path.blk[(*state)->path.active - 1].bp != NULL); diff --git a/fs/xfs/xfs_icache.c b/fs/xfs/xfs_icache.c index e1472004170e..da4af2142a2b 100644 --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -289,22 +289,6 @@ xfs_perag_clear_inode_tag( trace_xfs_perag_clear_inode_tag(mp, pag->pag_agno, tag, _RET_IP_); } -static inline void -xfs_inew_wait( - struct xfs_inode *ip) -{ - wait_queue_head_t *wq = bit_waitqueue(&ip->i_flags, __XFS_INEW_BIT); - DEFINE_WAIT_BIT(wait, &ip->i_flags, __XFS_INEW_BIT); - - do { - prepare_to_wait(wq, &wait.wq_entry, TASK_UNINTERRUPTIBLE); - if (!xfs_iflags_test(ip, XFS_INEW)) - break; - schedule(); - } while (true); - finish_wait(wq, &wait.wq_entry); -} - /* * When we recycle a reclaimable inode, we need to re-initialise the VFS inode * part of the structure. This is made more complex by the fact we store @@ -368,18 +352,13 @@ xfs_iget_recycle( ASSERT(!rwsem_is_locked(&inode->i_rwsem)); error = xfs_reinit_inode(mp, inode); if (error) { - bool wake; - /* * Re-initializing the inode failed, and we are in deep * trouble. Try to re-add it to the reclaim list. */ rcu_read_lock(); spin_lock(&ip->i_flags_lock); - wake = !!__xfs_iflags_test(ip, XFS_INEW); ip->i_flags &= ~(XFS_INEW | XFS_IRECLAIM); - if (wake) - wake_up_bit(&ip->i_flags, __XFS_INEW_BIT); ASSERT(ip->i_flags & XFS_IRECLAIMABLE); spin_unlock(&ip->i_flags_lock); rcu_read_unlock(); diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h index e635a3d64cba..c447bf04205a 100644 --- a/fs/xfs/xfs_inode.h +++ b/fs/xfs/xfs_inode.h @@ -231,8 +231,7 @@ static inline bool xfs_inode_has_bigtime(struct xfs_inode *ip) #define XFS_IRECLAIM (1 << 0) /* started reclaiming this inode */ #define XFS_ISTALE (1 << 1) /* inode has been staled */ #define XFS_IRECLAIMABLE (1 << 2) /* inode can be reclaimed */ -#define __XFS_INEW_BIT 3 /* inode has just been allocated */ -#define XFS_INEW (1 << __XFS_INEW_BIT) +#define XFS_INEW (1 << 3) /* inode has just been allocated */ #define XFS_IPRESERVE_DM_FIELDS (1 << 4) /* has legacy DMAPI fields set */ #define XFS_ITRUNCATED (1 << 5) /* truncated down so flush-on-close */ #define XFS_IDIRTY_RELEASE (1 << 6) /* dirty release already seen */ @@ -492,7 +491,6 @@ static inline void xfs_finish_inode_setup(struct xfs_inode *ip) xfs_iflags_clear(ip, XFS_INEW); barrier(); unlock_new_inode(VFS_I(ip)); - wake_up_bit(&ip->i_flags, __XFS_INEW_BIT); } static inline void xfs_setup_existing_inode(struct xfs_inode *ip) diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index e974caf39d3e..8c8f7a4d93af 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -153,6 +153,8 @@ struct kretprobe { struct kretprobe_holder *rph; }; +#define KRETPROBE_MAX_DATA_SIZE 4096 + struct kretprobe_instance { union { struct freelist_node freelist; diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 3636df90899a..fbaab440a484 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -9698,7 +9698,10 @@ struct mlx5_ifc_mcam_access_reg_bits { u8 regs_84_to_68[0x11]; u8 tracer_registers[0x4]; - u8 regs_63_to_32[0x20]; + u8 regs_63_to_46[0x12]; + u8 mrtc[0x1]; + u8 regs_44_to_32[0xd]; + u8 regs_31_to_0[0x20]; }; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index db3bff1ae7fd..65117f01d5f2 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -4053,7 +4053,8 @@ static inline u32 netif_msg_init(int debug_value, int default_msg_enable_bits) static inline void __netif_tx_lock(struct netdev_queue *txq, int cpu) { spin_lock(&txq->_xmit_lock); - txq->xmit_lock_owner = cpu; + /* Pairs with READ_ONCE() in __dev_queue_xmit() */ + WRITE_ONCE(txq->xmit_lock_owner, cpu); } static inline bool __netif_tx_acquire(struct netdev_queue *txq) @@ -4070,26 +4071,32 @@ static inline void __netif_tx_release(struct netdev_queue *txq) static inline void __netif_tx_lock_bh(struct netdev_queue *txq) { spin_lock_bh(&txq->_xmit_lock); - txq->xmit_lock_owner = smp_processor_id(); + /* Pairs with READ_ONCE() in __dev_queue_xmit() */ + WRITE_ONCE(txq->xmit_lock_owner, smp_processor_id()); } static inline bool __netif_tx_trylock(struct netdev_queue *txq) { bool ok = spin_trylock(&txq->_xmit_lock); - if (likely(ok)) - txq->xmit_lock_owner = smp_processor_id(); + + if (likely(ok)) { + /* Pairs with READ_ONCE() in __dev_queue_xmit() */ + WRITE_ONCE(txq->xmit_lock_owner, smp_processor_id()); + } return ok; } static inline void __netif_tx_unlock(struct netdev_queue *txq) { - txq->xmit_lock_owner = -1; + /* Pairs with READ_ONCE() in __dev_queue_xmit() */ + WRITE_ONCE(txq->xmit_lock_owner, -1); spin_unlock(&txq->_xmit_lock); } static inline void __netif_tx_unlock_bh(struct netdev_queue *txq) { - txq->xmit_lock_owner = -1; + /* Pairs with READ_ONCE() in __dev_queue_xmit() */ + WRITE_ONCE(txq->xmit_lock_owner, -1); spin_unlock_bh(&txq->_xmit_lock); } diff --git a/include/linux/siphash.h b/include/linux/siphash.h index 3f7427b9e935..cce8a9acc76c 100644 --- a/include/linux/siphash.h +++ b/include/linux/siphash.h @@ -29,9 +29,7 @@ static inline bool siphash_key_is_zero(const siphash_key_t *key) } u64 __siphash_aligned(const void *data, size_t len, const siphash_key_t *key); -#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS u64 __siphash_unaligned(const void *data, size_t len, const siphash_key_t *key); -#endif u64 siphash_1u64(const u64 a, const siphash_key_t *key); u64 siphash_2u64(const u64 a, const u64 b, const siphash_key_t *key); @@ -84,10 +82,9 @@ static inline u64 ___siphash_aligned(const __le64 *data, size_t len, static inline u64 siphash(const void *data, size_t len, const siphash_key_t *key) { -#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS - if (!IS_ALIGNED((unsigned long)data, SIPHASH_ALIGNMENT)) + if (IS_ENABLED(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) || + !IS_ALIGNED((unsigned long)data, SIPHASH_ALIGNMENT)) return __siphash_unaligned(data, len, key); -#endif return ___siphash_aligned(data, len, key); } @@ -98,10 +95,8 @@ typedef struct { u32 __hsiphash_aligned(const void *data, size_t len, const hsiphash_key_t *key); -#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS u32 __hsiphash_unaligned(const void *data, size_t len, const hsiphash_key_t *key); -#endif u32 hsiphash_1u32(const u32 a, const hsiphash_key_t *key); u32 hsiphash_2u32(const u32 a, const u32 b, const hsiphash_key_t *key); @@ -137,10 +132,9 @@ static inline u32 ___hsiphash_aligned(const __le32 *data, size_t len, static inline u32 hsiphash(const void *data, size_t len, const hsiphash_key_t *key) { -#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS - if (!IS_ALIGNED((unsigned long)data, HSIPHASH_ALIGNMENT)) + if (IS_ENABLED(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) || + !IS_ALIGNED((unsigned long)data, HSIPHASH_ALIGNMENT)) return __hsiphash_unaligned(data, len, key); -#endif return ___hsiphash_aligned(data, len, key); } diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 44d0e09da2d9..41edbc01ffa4 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -152,7 +152,6 @@ size_t virtio_max_dma_size(struct virtio_device *vdev); * @feature_table_size: number of entries in the feature table array. * @feature_table_legacy: same as feature_table but when working in legacy mode. * @feature_table_size_legacy: number of entries in feature table legacy array. - * @suppress_used_validation: set to not have core validate used length * @probe: the function to call when a device is found. Returns 0 or -errno. * @scan: optional function to call after successful probe; intended * for virtio-scsi to invoke a scan. @@ -169,7 +168,6 @@ struct virtio_driver { unsigned int feature_table_size; const unsigned int *feature_table_legacy; unsigned int feature_table_size_legacy; - bool suppress_used_validation; int (*validate)(struct virtio_device *dev); int (*probe)(struct virtio_device *dev); void (*scan)(struct virtio_device *dev); diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h index 4202c609bb0b..7994455ec714 100644 --- a/include/net/busy_poll.h +++ b/include/net/busy_poll.h @@ -133,7 +133,7 @@ static inline void sk_mark_napi_id(struct sock *sk, const struct sk_buff *skb) if (unlikely(READ_ONCE(sk->sk_napi_id) != skb->napi_id)) WRITE_ONCE(sk->sk_napi_id, skb->napi_id); #endif - sk_rx_queue_set(sk, skb); + sk_rx_queue_update(sk, skb); } static inline void __sk_mark_napi_id_once(struct sock *sk, unsigned int napi_id) diff --git a/include/net/dst_cache.h b/include/net/dst_cache.h index 67634675e919..df6622a5fe98 100644 --- a/include/net/dst_cache.h +++ b/include/net/dst_cache.h @@ -80,6 +80,17 @@ static inline void dst_cache_reset(struct dst_cache *dst_cache) } /** + * dst_cache_reset_now - invalidate the cache contents immediately + * @dst_cache: the cache + * + * The caller must be sure there are no concurrent users, as this frees + * all dst_cache users immediately, rather than waiting for the next + * per-cpu usage like dst_cache_reset does. Most callers should use the + * higher speed lazily-freed dst_cache_reset function instead. + */ +void dst_cache_reset_now(struct dst_cache *dst_cache); + +/** * dst_cache_init - initialize the cache, allocating the required storage * @dst_cache: the cache * @gfp: allocation flags diff --git a/include/net/fib_rules.h b/include/net/fib_rules.h index 4b10676c69d1..bd07484ab9dd 100644 --- a/include/net/fib_rules.h +++ b/include/net/fib_rules.h @@ -69,7 +69,7 @@ struct fib_rules_ops { int (*action)(struct fib_rule *, struct flowi *, int, struct fib_lookup_arg *); - bool (*suppress)(struct fib_rule *, + bool (*suppress)(struct fib_rule *, int, struct fib_lookup_arg *); int (*match)(struct fib_rule *, struct flowi *, int); @@ -218,7 +218,9 @@ INDIRECT_CALLABLE_DECLARE(int fib4_rule_action(struct fib_rule *rule, struct fib_lookup_arg *arg)); INDIRECT_CALLABLE_DECLARE(bool fib6_rule_suppress(struct fib_rule *rule, + int flags, struct fib_lookup_arg *arg)); INDIRECT_CALLABLE_DECLARE(bool fib4_rule_suppress(struct fib_rule *rule, + int flags, struct fib_lookup_arg *arg)); #endif diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index ab5348e57db1..3417ba2d27ad 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -438,7 +438,7 @@ int fib_validate_source(struct sk_buff *skb, __be32 src, __be32 dst, #ifdef CONFIG_IP_ROUTE_CLASSID static inline int fib_num_tclassid_users(struct net *net) { - return net->ipv4.fib_num_tclassid_users; + return atomic_read(&net->ipv4.fib_num_tclassid_users); } #else static inline int fib_num_tclassid_users(struct net *net) diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h index 2f65701a43c9..6c5b2efc4f17 100644 --- a/include/net/netns/ipv4.h +++ b/include/net/netns/ipv4.h @@ -65,7 +65,7 @@ struct netns_ipv4 { bool fib_has_custom_local_routes; bool fib_offload_disabled; #ifdef CONFIG_IP_ROUTE_CLASSID - int fib_num_tclassid_users; + atomic_t fib_num_tclassid_users; #endif struct hlist_head *fib_table_hash; struct sock *fibnl; diff --git a/include/net/sock.h b/include/net/sock.h index e7c231373875..ae61cd0b650d 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1943,18 +1943,31 @@ static inline int sk_tx_queue_get(const struct sock *sk) return -1; } -static inline void sk_rx_queue_set(struct sock *sk, const struct sk_buff *skb) +static inline void __sk_rx_queue_set(struct sock *sk, + const struct sk_buff *skb, + bool force_set) { #ifdef CONFIG_SOCK_RX_QUEUE_MAPPING if (skb_rx_queue_recorded(skb)) { u16 rx_queue = skb_get_rx_queue(skb); - if (unlikely(READ_ONCE(sk->sk_rx_queue_mapping) != rx_queue)) + if (force_set || + unlikely(READ_ONCE(sk->sk_rx_queue_mapping) != rx_queue)) WRITE_ONCE(sk->sk_rx_queue_mapping, rx_queue); } #endif } +static inline void sk_rx_queue_set(struct sock *sk, const struct sk_buff *skb) +{ + __sk_rx_queue_set(sk, skb, true); +} + +static inline void sk_rx_queue_update(struct sock *sk, const struct sk_buff *skb) +{ + __sk_rx_queue_set(sk, skb, false); +} + static inline void sk_rx_queue_clear(struct sock *sk) { #ifdef CONFIG_SOCK_RX_QUEUE_MAPPING @@ -2457,19 +2470,22 @@ static inline void sk_stream_moderate_sndbuf(struct sock *sk) * @sk: socket * * Use the per task page_frag instead of the per socket one for - * optimization when we know that we're in the normal context and owns + * optimization when we know that we're in process context and own * everything that's associated with %current. * - * gfpflags_allow_blocking() isn't enough here as direct reclaim may nest - * inside other socket operations and end up recursing into sk_page_frag() - * while it's already in use. + * Both direct reclaim and page faults can nest inside other + * socket operations and end up recursing into sk_page_frag() + * while it's already in use: explicitly avoid task page_frag + * usage if the caller is potentially doing any of them. + * This assumes that page fault handlers use the GFP_NOFS flags. * * Return: a per task page_frag if context allows that, * otherwise a per socket one. */ static inline struct page_frag *sk_page_frag(struct sock *sk) { - if (gfpflags_normal_context(sk->sk_allocation)) + if ((sk->sk_allocation & (__GFP_DIRECT_RECLAIM | __GFP_MEMALLOC | __GFP_FS)) == + (__GFP_DIRECT_RECLAIM | __GFP_FS)) return ¤t->task_frag; return &sk->sk_frag; diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h index 31f4c4f9aeea..ac0893df9c76 100644 --- a/include/sound/soc-acpi.h +++ b/include/sound/soc-acpi.h @@ -147,7 +147,7 @@ struct snd_soc_acpi_link_adr { */ /* Descriptor for SST ASoC machine driver */ struct snd_soc_acpi_mach { - const u8 id[ACPI_ID_LEN]; + u8 id[ACPI_ID_LEN]; const struct snd_soc_acpi_codecs *comp_ids; const u32 link_mask; const struct snd_soc_acpi_link_adr *links; diff --git a/include/trace/events/rpcgss.h b/include/trace/events/rpcgss.h index 3ba63319af3c..c9048f3e471b 100644 --- a/include/trace/events/rpcgss.h +++ b/include/trace/events/rpcgss.h @@ -8,7 +8,7 @@ #undef TRACE_SYSTEM #define TRACE_SYSTEM rpcgss -#if !defined(_TRACE_RPCRDMA_H) || defined(TRACE_HEADER_MULTI_READ) +#if !defined(_TRACE_RPCGSS_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_RPCGSS_H #include <linux/tracepoint.h> diff --git a/include/uapi/linux/if_ether.h b/include/uapi/linux/if_ether.h index 5da4ee234e0b..c0c2f3ed5729 100644 --- a/include/uapi/linux/if_ether.h +++ b/include/uapi/linux/if_ether.h @@ -117,7 +117,7 @@ #define ETH_P_IFE 0xED3E /* ForCES inter-FE LFB type */ #define ETH_P_AF_IUCV 0xFBFB /* IBM af_iucv [ NOT AN OFFICIALLY REGISTERED ID ] */ -#define ETH_P_802_3_MIN 0x0600 /* If the value in the ethernet type is less than this value +#define ETH_P_802_3_MIN 0x0600 /* If the value in the ethernet type is more than this value * then the frame is Ethernet II. Else it is 802.3 */ /* diff --git a/kernel/cpu.c b/kernel/cpu.c index 192e43a87407..407a2568f35e 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -31,6 +31,7 @@ #include <linux/smpboot.h> #include <linux/relay.h> #include <linux/slab.h> +#include <linux/scs.h> #include <linux/percpu-rwsem.h> #include <linux/cpuset.h> @@ -588,6 +589,12 @@ static int bringup_cpu(unsigned int cpu) int ret; /* + * Reset stale stack state from the last time this CPU was online. + */ + scs_task_reset(idle); + kasan_unpoison_task_stack(idle); + + /* * Some architectures have to walk the irq descriptors to * setup the vector space for the cpu which comes online. * Prevent irq alloc/free across the bringup. diff --git a/kernel/events/core.c b/kernel/events/core.c index 523106a506ee..30d94f68c5bd 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -9759,6 +9759,9 @@ void perf_tp_event(u16 event_type, u64 count, void *record, int entry_size, continue; if (event->attr.config != entry->type) continue; + /* Cannot deliver synchronous signal to other task. */ + if (event->attr.sigtrap) + continue; if (perf_tp_event_match(event, &data, regs)) perf_swevent_event(event, count, &data, regs); } diff --git a/kernel/kprobes.c b/kernel/kprobes.c index e9db0c810554..21eccc961bba 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -2086,6 +2086,9 @@ int register_kretprobe(struct kretprobe *rp) } } + if (rp->data_size > KRETPROBE_MAX_DATA_SIZE) + return -E2BIG; + rp->kp.pre_handler = pre_handler_kretprobe; rp->kp.post_handler = NULL; diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c index c51387a43265..04a74d040a6d 100644 --- a/kernel/locking/rwsem.c +++ b/kernel/locking/rwsem.c @@ -105,9 +105,9 @@ * atomic_long_cmpxchg() will be used to obtain writer lock. * * There are three places where the lock handoff bit may be set or cleared. - * 1) rwsem_mark_wake() for readers. - * 2) rwsem_try_write_lock() for writers. - * 3) Error path of rwsem_down_write_slowpath(). + * 1) rwsem_mark_wake() for readers -- set, clear + * 2) rwsem_try_write_lock() for writers -- set, clear + * 3) rwsem_del_waiter() -- clear * * For all the above cases, wait_lock will be held. A writer must also * be the first one in the wait_list to be eligible for setting the handoff @@ -334,6 +334,9 @@ struct rwsem_waiter { struct task_struct *task; enum rwsem_waiter_type type; unsigned long timeout; + + /* Writer only, not initialized in reader */ + bool handoff_set; }; #define rwsem_first_waiter(sem) \ list_first_entry(&sem->wait_list, struct rwsem_waiter, list) @@ -344,12 +347,6 @@ enum rwsem_wake_type { RWSEM_WAKE_READ_OWNED /* Waker thread holds the read lock */ }; -enum writer_wait_state { - WRITER_NOT_FIRST, /* Writer is not first in wait list */ - WRITER_FIRST, /* Writer is first in wait list */ - WRITER_HANDOFF /* Writer is first & handoff needed */ -}; - /* * The typical HZ value is either 250 or 1000. So set the minimum waiting * time to at least 4ms or 1 jiffy (if it is higher than 4ms) in the wait @@ -365,6 +362,31 @@ enum writer_wait_state { */ #define MAX_READERS_WAKEUP 0x100 +static inline void +rwsem_add_waiter(struct rw_semaphore *sem, struct rwsem_waiter *waiter) +{ + lockdep_assert_held(&sem->wait_lock); + list_add_tail(&waiter->list, &sem->wait_list); + /* caller will set RWSEM_FLAG_WAITERS */ +} + +/* + * Remove a waiter from the wait_list and clear flags. + * + * Both rwsem_mark_wake() and rwsem_try_write_lock() contain a full 'copy' of + * this function. Modify with care. + */ +static inline void +rwsem_del_waiter(struct rw_semaphore *sem, struct rwsem_waiter *waiter) +{ + lockdep_assert_held(&sem->wait_lock); + list_del(&waiter->list); + if (likely(!list_empty(&sem->wait_list))) + return; + + atomic_long_andnot(RWSEM_FLAG_HANDOFF | RWSEM_FLAG_WAITERS, &sem->count); +} + /* * handle the lock release when processes blocked on it that can now run * - if we come here from up_xxxx(), then the RWSEM_FLAG_WAITERS bit must @@ -376,6 +398,8 @@ enum writer_wait_state { * preferably when the wait_lock is released * - woken process blocks are discarded from the list after having task zeroed * - writers are only marked woken if downgrading is false + * + * Implies rwsem_del_waiter() for all woken readers. */ static void rwsem_mark_wake(struct rw_semaphore *sem, enum rwsem_wake_type wake_type, @@ -490,18 +514,25 @@ static void rwsem_mark_wake(struct rw_semaphore *sem, adjustment = woken * RWSEM_READER_BIAS - adjustment; lockevent_cond_inc(rwsem_wake_reader, woken); + + oldcount = atomic_long_read(&sem->count); if (list_empty(&sem->wait_list)) { - /* hit end of list above */ + /* + * Combined with list_move_tail() above, this implies + * rwsem_del_waiter(). + */ adjustment -= RWSEM_FLAG_WAITERS; + if (oldcount & RWSEM_FLAG_HANDOFF) + adjustment -= RWSEM_FLAG_HANDOFF; + } else if (woken) { + /* + * When we've woken a reader, we no longer need to force + * writers to give up the lock and we can clear HANDOFF. + */ + if (oldcount & RWSEM_FLAG_HANDOFF) + adjustment -= RWSEM_FLAG_HANDOFF; } - /* - * When we've woken a reader, we no longer need to force writers - * to give up the lock and we can clear HANDOFF. - */ - if (woken && (atomic_long_read(&sem->count) & RWSEM_FLAG_HANDOFF)) - adjustment -= RWSEM_FLAG_HANDOFF; - if (adjustment) atomic_long_add(adjustment, &sem->count); @@ -532,12 +563,12 @@ static void rwsem_mark_wake(struct rw_semaphore *sem, * race conditions between checking the rwsem wait list and setting the * sem->count accordingly. * - * If wstate is WRITER_HANDOFF, it will make sure that either the handoff - * bit is set or the lock is acquired with handoff bit cleared. + * Implies rwsem_del_waiter() on success. */ static inline bool rwsem_try_write_lock(struct rw_semaphore *sem, - enum writer_wait_state wstate) + struct rwsem_waiter *waiter) { + bool first = rwsem_first_waiter(sem) == waiter; long count, new; lockdep_assert_held(&sem->wait_lock); @@ -546,13 +577,19 @@ static inline bool rwsem_try_write_lock(struct rw_semaphore *sem, do { bool has_handoff = !!(count & RWSEM_FLAG_HANDOFF); - if (has_handoff && wstate == WRITER_NOT_FIRST) - return false; + if (has_handoff) { + if (!first) + return false; + + /* First waiter inherits a previously set handoff bit */ + waiter->handoff_set = true; + } new = count; if (count & RWSEM_LOCK_MASK) { - if (has_handoff || (wstate != WRITER_HANDOFF)) + if (has_handoff || (!rt_task(waiter->task) && + !time_after(jiffies, waiter->timeout))) return false; new |= RWSEM_FLAG_HANDOFF; @@ -569,9 +606,17 @@ static inline bool rwsem_try_write_lock(struct rw_semaphore *sem, * We have either acquired the lock with handoff bit cleared or * set the handoff bit. */ - if (new & RWSEM_FLAG_HANDOFF) + if (new & RWSEM_FLAG_HANDOFF) { + waiter->handoff_set = true; + lockevent_inc(rwsem_wlock_handoff); return false; + } + /* + * Have rwsem_try_write_lock() fully imply rwsem_del_waiter() on + * success. + */ + list_del(&waiter->list); rwsem_set_owner(sem); return true; } @@ -956,7 +1001,7 @@ queue: } adjustment += RWSEM_FLAG_WAITERS; } - list_add_tail(&waiter.list, &sem->wait_list); + rwsem_add_waiter(sem, &waiter); /* we're now waiting on the lock, but no longer actively locking */ count = atomic_long_add_return(adjustment, &sem->count); @@ -1002,11 +1047,7 @@ queue: return sem; out_nolock: - list_del(&waiter.list); - if (list_empty(&sem->wait_list)) { - atomic_long_andnot(RWSEM_FLAG_WAITERS|RWSEM_FLAG_HANDOFF, - &sem->count); - } + rwsem_del_waiter(sem, &waiter); raw_spin_unlock_irq(&sem->wait_lock); __set_current_state(TASK_RUNNING); lockevent_inc(rwsem_rlock_fail); @@ -1020,9 +1061,7 @@ static struct rw_semaphore * rwsem_down_write_slowpath(struct rw_semaphore *sem, int state) { long count; - enum writer_wait_state wstate; struct rwsem_waiter waiter; - struct rw_semaphore *ret = sem; DEFINE_WAKE_Q(wake_q); /* do optimistic spinning and steal lock if possible */ @@ -1038,16 +1077,13 @@ rwsem_down_write_slowpath(struct rw_semaphore *sem, int state) waiter.task = current; waiter.type = RWSEM_WAITING_FOR_WRITE; waiter.timeout = jiffies + RWSEM_WAIT_TIMEOUT; + waiter.handoff_set = false; raw_spin_lock_irq(&sem->wait_lock); - - /* account for this before adding a new element to the list */ - wstate = list_empty(&sem->wait_list) ? WRITER_FIRST : WRITER_NOT_FIRST; - - list_add_tail(&waiter.list, &sem->wait_list); + rwsem_add_waiter(sem, &waiter); /* we're now waiting on the lock */ - if (wstate == WRITER_NOT_FIRST) { + if (rwsem_first_waiter(sem) != &waiter) { count = atomic_long_read(&sem->count); /* @@ -1083,13 +1119,16 @@ wait: /* wait until we successfully acquire the lock */ set_current_state(state); for (;;) { - if (rwsem_try_write_lock(sem, wstate)) { + if (rwsem_try_write_lock(sem, &waiter)) { /* rwsem_try_write_lock() implies ACQUIRE on success */ break; } raw_spin_unlock_irq(&sem->wait_lock); + if (signal_pending_state(state, current)) + goto out_nolock; + /* * After setting the handoff bit and failing to acquire * the lock, attempt to spin on owner to accelerate lock @@ -1098,7 +1137,7 @@ wait: * In this case, we attempt to acquire the lock again * without sleeping. */ - if (wstate == WRITER_HANDOFF) { + if (waiter.handoff_set) { enum owner_state owner_state; preempt_disable(); @@ -1109,66 +1148,26 @@ wait: goto trylock_again; } - /* Block until there are no active lockers. */ - for (;;) { - if (signal_pending_state(state, current)) - goto out_nolock; - - schedule(); - lockevent_inc(rwsem_sleep_writer); - set_current_state(state); - /* - * If HANDOFF bit is set, unconditionally do - * a trylock. - */ - if (wstate == WRITER_HANDOFF) - break; - - if ((wstate == WRITER_NOT_FIRST) && - (rwsem_first_waiter(sem) == &waiter)) - wstate = WRITER_FIRST; - - count = atomic_long_read(&sem->count); - if (!(count & RWSEM_LOCK_MASK)) - break; - - /* - * The setting of the handoff bit is deferred - * until rwsem_try_write_lock() is called. - */ - if ((wstate == WRITER_FIRST) && (rt_task(current) || - time_after(jiffies, waiter.timeout))) { - wstate = WRITER_HANDOFF; - lockevent_inc(rwsem_wlock_handoff); - break; - } - } + schedule(); + lockevent_inc(rwsem_sleep_writer); + set_current_state(state); trylock_again: raw_spin_lock_irq(&sem->wait_lock); } __set_current_state(TASK_RUNNING); - list_del(&waiter.list); raw_spin_unlock_irq(&sem->wait_lock); lockevent_inc(rwsem_wlock); - - return ret; + return sem; out_nolock: __set_current_state(TASK_RUNNING); raw_spin_lock_irq(&sem->wait_lock); - list_del(&waiter.list); - - if (unlikely(wstate == WRITER_HANDOFF)) - atomic_long_add(-RWSEM_FLAG_HANDOFF, &sem->count); - - if (list_empty(&sem->wait_list)) - atomic_long_andnot(RWSEM_FLAG_WAITERS, &sem->count); - else + rwsem_del_waiter(sem, &waiter); + if (!list_empty(&sem->wait_list)) rwsem_mark_wake(sem, RWSEM_WAKE_ANY, &wake_q); raw_spin_unlock_irq(&sem->wait_lock); wake_up_q(&wake_q); lockevent_inc(rwsem_wlock_fail); - return ERR_PTR(-EINTR); } @@ -1249,17 +1248,14 @@ static inline int __down_read_trylock(struct rw_semaphore *sem) DEBUG_RWSEMS_WARN_ON(sem->magic != sem, sem); - /* - * Optimize for the case when the rwsem is not locked at all. - */ - tmp = RWSEM_UNLOCKED_VALUE; - do { + tmp = atomic_long_read(&sem->count); + while (!(tmp & RWSEM_READ_FAILED_MASK)) { if (atomic_long_try_cmpxchg_acquire(&sem->count, &tmp, - tmp + RWSEM_READER_BIAS)) { + tmp + RWSEM_READER_BIAS)) { rwsem_set_reader_owned(sem); return 1; } - } while (!(tmp & RWSEM_READ_FAILED_MASK)); + } return 0; } diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 3c9b0fda64ac..76f9deeaa942 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -8619,9 +8619,6 @@ void __init init_idle(struct task_struct *idle, int cpu) idle->flags |= PF_IDLE | PF_KTHREAD | PF_NO_SETAFFINITY; kthread_set_per_cpu(idle, cpu); - scs_task_reset(idle); - kasan_unpoison_task_stack(idle); - #ifdef CONFIG_SMP /* * It's possible that init_idle() gets called multiple times on a task, @@ -8777,7 +8774,6 @@ void idle_task_exit(void) finish_arch_post_lock_switch(); } - scs_task_reset(current); /* finish_cpu(), as ran on the BP, will clean up the active_mm state */ } diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 6b60ab9475ed..38715aa6cfdf 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -1366,14 +1366,26 @@ __event_trigger_test_discard(struct trace_event_file *file, if (eflags & EVENT_FILE_FL_TRIGGER_COND) *tt = event_triggers_call(file, buffer, entry, event); - if (test_bit(EVENT_FILE_FL_SOFT_DISABLED_BIT, &file->flags) || - (unlikely(file->flags & EVENT_FILE_FL_FILTERED) && - !filter_match_preds(file->filter, entry))) { - __trace_event_discard_commit(buffer, event); - return true; - } + if (likely(!(file->flags & (EVENT_FILE_FL_SOFT_DISABLED | + EVENT_FILE_FL_FILTERED | + EVENT_FILE_FL_PID_FILTER)))) + return false; + + if (file->flags & EVENT_FILE_FL_SOFT_DISABLED) + goto discard; + + if (file->flags & EVENT_FILE_FL_FILTERED && + !filter_match_preds(file->filter, entry)) + goto discard; + + if ((file->flags & EVENT_FILE_FL_PID_FILTER) && + trace_event_ignore_this_pid(file)) + goto discard; return false; + discard: + __trace_event_discard_commit(buffer, event); + return true; } /** diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 4021b9a79f93..92be9cb1d7d4 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -2678,12 +2678,24 @@ static struct trace_event_file * trace_create_new_event(struct trace_event_call *call, struct trace_array *tr) { + struct trace_pid_list *no_pid_list; + struct trace_pid_list *pid_list; struct trace_event_file *file; + unsigned int first; file = kmem_cache_alloc(file_cachep, GFP_TRACE); if (!file) return NULL; + pid_list = rcu_dereference_protected(tr->filtered_pids, + lockdep_is_held(&event_mutex)); + no_pid_list = rcu_dereference_protected(tr->filtered_no_pids, + lockdep_is_held(&event_mutex)); + + if (!trace_pid_list_first(pid_list, &first) || + !trace_pid_list_first(no_pid_list, &first)) + file->flags |= EVENT_FILE_FL_PID_FILTER; + file->event_call = call; file->tr = tr; atomic_set(&file->sm_ref, 0); diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c index 9555b8e1d1e3..319f9c8ca7e7 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -3757,7 +3757,7 @@ static int check_synth_field(struct synth_event *event, if (strcmp(field->type, hist_field->type) != 0) { if (field->size != hist_field->size || - field->is_signed != hist_field->is_signed) + (!field->is_string && field->is_signed != hist_field->is_signed)) return -EINVAL; } diff --git a/kernel/trace/tracing_map.c b/kernel/trace/tracing_map.c index 39bb56d2dcbe..9628b5571846 100644 --- a/kernel/trace/tracing_map.c +++ b/kernel/trace/tracing_map.c @@ -15,6 +15,7 @@ #include <linux/jhash.h> #include <linux/slab.h> #include <linux/sort.h> +#include <linux/kmemleak.h> #include "tracing_map.h" #include "trace.h" @@ -307,6 +308,7 @@ static void tracing_map_array_free(struct tracing_map_array *a) for (i = 0; i < a->n_pages; i++) { if (!a->pages[i]) break; + kmemleak_free(a->pages[i]); free_page((unsigned long)a->pages[i]); } @@ -342,6 +344,7 @@ static struct tracing_map_array *tracing_map_array_alloc(unsigned int n_elts, a->pages[i] = (void *)get_zeroed_page(GFP_KERNEL); if (!a->pages[i]) goto free; + kmemleak_alloc(a->pages[i], PAGE_SIZE, 1, GFP_KERNEL); } out: return a; diff --git a/lib/siphash.c b/lib/siphash.c index a90112ee72a1..72b9068ab57b 100644 --- a/lib/siphash.c +++ b/lib/siphash.c @@ -49,6 +49,7 @@ SIPROUND; \ return (v0 ^ v1) ^ (v2 ^ v3); +#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS u64 __siphash_aligned(const void *data, size_t len, const siphash_key_t *key) { const u8 *end = data + len - (len % sizeof(u64)); @@ -80,8 +81,8 @@ u64 __siphash_aligned(const void *data, size_t len, const siphash_key_t *key) POSTAMBLE } EXPORT_SYMBOL(__siphash_aligned); +#endif -#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS u64 __siphash_unaligned(const void *data, size_t len, const siphash_key_t *key) { const u8 *end = data + len - (len % sizeof(u64)); @@ -113,7 +114,6 @@ u64 __siphash_unaligned(const void *data, size_t len, const siphash_key_t *key) POSTAMBLE } EXPORT_SYMBOL(__siphash_unaligned); -#endif /** * siphash_1u64 - compute 64-bit siphash PRF value of a u64 @@ -250,6 +250,7 @@ EXPORT_SYMBOL(siphash_3u32); HSIPROUND; \ return (v0 ^ v1) ^ (v2 ^ v3); +#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS u32 __hsiphash_aligned(const void *data, size_t len, const hsiphash_key_t *key) { const u8 *end = data + len - (len % sizeof(u64)); @@ -280,8 +281,8 @@ u32 __hsiphash_aligned(const void *data, size_t len, const hsiphash_key_t *key) HPOSTAMBLE } EXPORT_SYMBOL(__hsiphash_aligned); +#endif -#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS u32 __hsiphash_unaligned(const void *data, size_t len, const hsiphash_key_t *key) { @@ -313,7 +314,6 @@ u32 __hsiphash_unaligned(const void *data, size_t len, HPOSTAMBLE } EXPORT_SYMBOL(__hsiphash_unaligned); -#endif /** * hsiphash_1u32 - compute 64-bit hsiphash PRF value of a u32 @@ -418,6 +418,7 @@ EXPORT_SYMBOL(hsiphash_4u32); HSIPROUND; \ return v1 ^ v3; +#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS u32 __hsiphash_aligned(const void *data, size_t len, const hsiphash_key_t *key) { const u8 *end = data + len - (len % sizeof(u32)); @@ -438,8 +439,8 @@ u32 __hsiphash_aligned(const void *data, size_t len, const hsiphash_key_t *key) HPOSTAMBLE } EXPORT_SYMBOL(__hsiphash_aligned); +#endif -#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS u32 __hsiphash_unaligned(const void *data, size_t len, const hsiphash_key_t *key) { @@ -461,7 +462,6 @@ u32 __hsiphash_unaligned(const void *data, size_t len, HPOSTAMBLE } EXPORT_SYMBOL(__hsiphash_unaligned); -#endif /** * hsiphash_1u32 - compute 32-bit hsiphash PRF value of a u32 diff --git a/net/core/dev.c b/net/core/dev.c index d30adecc2bb2..aba8acc1238c 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4093,7 +4093,10 @@ static int __dev_queue_xmit(struct sk_buff *skb, struct net_device *sb_dev) if (dev->flags & IFF_UP) { int cpu = smp_processor_id(); /* ok because BHs are off */ - if (txq->xmit_lock_owner != cpu) { + /* Other cpus might concurrently change txq->xmit_lock_owner + * to -1 or to their cpu id, but not to our id. + */ + if (READ_ONCE(txq->xmit_lock_owner) != cpu) { if (dev_xmit_recursion()) goto recursion_alert; diff --git a/net/core/dst_cache.c b/net/core/dst_cache.c index be74ab4551c2..0ccfd5fa5cb9 100644 --- a/net/core/dst_cache.c +++ b/net/core/dst_cache.c @@ -162,3 +162,22 @@ void dst_cache_destroy(struct dst_cache *dst_cache) free_percpu(dst_cache->cache); } EXPORT_SYMBOL_GPL(dst_cache_destroy); + +void dst_cache_reset_now(struct dst_cache *dst_cache) +{ + int i; + + if (!dst_cache->cache) + return; + + dst_cache->reset_ts = jiffies; + for_each_possible_cpu(i) { + struct dst_cache_pcpu *idst = per_cpu_ptr(dst_cache->cache, i); + struct dst_entry *dst = idst->dst; + + idst->cookie = 0; + idst->dst = NULL; + dst_release(dst); + } +} +EXPORT_SYMBOL_GPL(dst_cache_reset_now); diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c index 79df7cd9dbc1..1bb567a3b329 100644 --- a/net/core/fib_rules.c +++ b/net/core/fib_rules.c @@ -323,7 +323,7 @@ jumped: if (!err && ops->suppress && INDIRECT_CALL_MT(ops->suppress, fib6_rule_suppress, fib4_rule_suppress, - rule, arg)) + rule, flags, arg)) continue; if (err != -EAGAIN) { diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 9fe13e4f5d08..4d61ddd8a0ec 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -1582,7 +1582,7 @@ static int __net_init fib_net_init(struct net *net) int error; #ifdef CONFIG_IP_ROUTE_CLASSID - net->ipv4.fib_num_tclassid_users = 0; + atomic_set(&net->ipv4.fib_num_tclassid_users, 0); #endif error = ip_fib_net_init(net); if (error < 0) diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c index ce54a30c2ef1..d279cb8ac158 100644 --- a/net/ipv4/fib_rules.c +++ b/net/ipv4/fib_rules.c @@ -141,6 +141,7 @@ INDIRECT_CALLABLE_SCOPE int fib4_rule_action(struct fib_rule *rule, } INDIRECT_CALLABLE_SCOPE bool fib4_rule_suppress(struct fib_rule *rule, + int flags, struct fib_lookup_arg *arg) { struct fib_result *result = (struct fib_result *) arg->result; @@ -263,7 +264,7 @@ static int fib4_rule_configure(struct fib_rule *rule, struct sk_buff *skb, if (tb[FRA_FLOW]) { rule4->tclassid = nla_get_u32(tb[FRA_FLOW]); if (rule4->tclassid) - net->ipv4.fib_num_tclassid_users++; + atomic_inc(&net->ipv4.fib_num_tclassid_users); } #endif @@ -295,7 +296,7 @@ static int fib4_rule_delete(struct fib_rule *rule) #ifdef CONFIG_IP_ROUTE_CLASSID if (((struct fib4_rule *)rule)->tclassid) - net->ipv4.fib_num_tclassid_users--; + atomic_dec(&net->ipv4.fib_num_tclassid_users); #endif net->ipv4.fib_has_custom_rules = true; diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index 3364cb9c67e0..fde7797b5806 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -220,7 +220,7 @@ void fib_nh_release(struct net *net, struct fib_nh *fib_nh) { #ifdef CONFIG_IP_ROUTE_CLASSID if (fib_nh->nh_tclassid) - net->ipv4.fib_num_tclassid_users--; + atomic_dec(&net->ipv4.fib_num_tclassid_users); #endif fib_nh_common_release(&fib_nh->nh_common); } @@ -632,7 +632,7 @@ int fib_nh_init(struct net *net, struct fib_nh *nh, #ifdef CONFIG_IP_ROUTE_CLASSID nh->nh_tclassid = cfg->fc_flow; if (nh->nh_tclassid) - net->ipv4.fib_num_tclassid_users++; + atomic_inc(&net->ipv4.fib_num_tclassid_users); #endif #ifdef CONFIG_IP_ROUTE_MULTIPATH nh->fib_nh_weight = nh_weight; diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c index 40f3e4f9f33a..dcedfe29d9d9 100644 --- a/net/ipv6/fib6_rules.c +++ b/net/ipv6/fib6_rules.c @@ -267,6 +267,7 @@ INDIRECT_CALLABLE_SCOPE int fib6_rule_action(struct fib_rule *rule, } INDIRECT_CALLABLE_SCOPE bool fib6_rule_suppress(struct fib_rule *rule, + int flags, struct fib_lookup_arg *arg) { struct fib6_result *res = arg->result; @@ -294,8 +295,7 @@ INDIRECT_CALLABLE_SCOPE bool fib6_rule_suppress(struct fib_rule *rule, return false; suppress_route: - if (!(arg->flags & FIB_LOOKUP_NOREF)) - ip6_rt_put(rt); + ip6_rt_put_flags(rt, flags); return true; } diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c index 48674888f2dc..b29e9ba5e113 100644 --- a/net/ipv6/ip6_offload.c +++ b/net/ipv6/ip6_offload.c @@ -247,9 +247,9 @@ INDIRECT_CALLABLE_SCOPE struct sk_buff *ipv6_gro_receive(struct list_head *head, * memcmp() alone below is sufficient, right? */ if ((first_word & htonl(0xF00FFFFF)) || - !ipv6_addr_equal(&iph->saddr, &iph2->saddr) || - !ipv6_addr_equal(&iph->daddr, &iph2->daddr) || - *(u16 *)&iph->nexthdr != *(u16 *)&iph2->nexthdr) { + !ipv6_addr_equal(&iph->saddr, &iph2->saddr) || + !ipv6_addr_equal(&iph->daddr, &iph2->daddr) || + *(u16 *)&iph->nexthdr != *(u16 *)&iph2->nexthdr) { not_same_flow: NAPI_GRO_CB(p)->same_flow = 0; continue; diff --git a/net/mctp/route.c b/net/mctp/route.c index 976a2b754701..8d9f4ff3e285 100644 --- a/net/mctp/route.c +++ b/net/mctp/route.c @@ -949,7 +949,7 @@ static int mctp_route_add(struct mctp_dev *mdev, mctp_eid_t daddr_start, } static int mctp_route_remove(struct mctp_dev *mdev, mctp_eid_t daddr_start, - unsigned int daddr_extent) + unsigned int daddr_extent, unsigned char type) { struct net *net = dev_net(mdev->dev); struct mctp_route *rt, *tmp; @@ -966,7 +966,8 @@ static int mctp_route_remove(struct mctp_dev *mdev, mctp_eid_t daddr_start, list_for_each_entry_safe(rt, tmp, &net->mctp.routes, list) { if (rt->dev == mdev && - rt->min == daddr_start && rt->max == daddr_end) { + rt->min == daddr_start && rt->max == daddr_end && + rt->type == type) { list_del_rcu(&rt->list); /* TODO: immediate RTM_DELROUTE */ mctp_route_release(rt); @@ -984,7 +985,7 @@ int mctp_route_add_local(struct mctp_dev *mdev, mctp_eid_t addr) int mctp_route_remove_local(struct mctp_dev *mdev, mctp_eid_t addr) { - return mctp_route_remove(mdev, addr, 0); + return mctp_route_remove(mdev, addr, 0, RTN_LOCAL); } /* removes all entries for a given device */ @@ -1192,7 +1193,7 @@ static int mctp_delroute(struct sk_buff *skb, struct nlmsghdr *nlh, if (rtm->rtm_type != RTN_UNICAST) return -EINVAL; - rc = mctp_route_remove(mdev, daddr_start, rtm->rtm_dst_len); + rc = mctp_route_remove(mdev, daddr_start, rtm->rtm_dst_len, RTN_UNICAST); return rc; } diff --git a/net/mctp/test/utils.c b/net/mctp/test/utils.c index cc6b8803aa9d..7b7918702592 100644 --- a/net/mctp/test/utils.c +++ b/net/mctp/test/utils.c @@ -12,7 +12,7 @@ static netdev_tx_t mctp_test_dev_tx(struct sk_buff *skb, struct net_device *ndev) { - kfree(skb); + kfree_skb(skb); return NETDEV_TX_OK; } diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index 9fab40aa5c84..48f75a56f4ae 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -409,7 +409,7 @@ static int mpls_forward(struct sk_buff *skb, struct net_device *dev, goto err; /* Find the output device */ - out_dev = rcu_dereference(nh->nh_dev); + out_dev = nh->nh_dev; if (!mpls_output_possible(out_dev)) goto tx_err; @@ -698,7 +698,7 @@ static int mpls_nh_assign_dev(struct net *net, struct mpls_route *rt, (dev->addr_len != nh->nh_via_alen)) goto errout; - RCU_INIT_POINTER(nh->nh_dev, dev); + nh->nh_dev = dev; if (!(dev->flags & IFF_UP)) { nh->nh_flags |= RTNH_F_DEAD; @@ -1491,26 +1491,53 @@ static void mpls_dev_destroy_rcu(struct rcu_head *head) kfree(mdev); } -static void mpls_ifdown(struct net_device *dev, int event) +static int mpls_ifdown(struct net_device *dev, int event) { struct mpls_route __rcu **platform_label; struct net *net = dev_net(dev); - u8 alive, deleted; unsigned index; platform_label = rtnl_dereference(net->mpls.platform_label); for (index = 0; index < net->mpls.platform_labels; index++) { struct mpls_route *rt = rtnl_dereference(platform_label[index]); + bool nh_del = false; + u8 alive = 0; if (!rt) continue; - alive = 0; - deleted = 0; + if (event == NETDEV_UNREGISTER) { + u8 deleted = 0; + + for_nexthops(rt) { + if (!nh->nh_dev || nh->nh_dev == dev) + deleted++; + if (nh->nh_dev == dev) + nh_del = true; + } endfor_nexthops(rt); + + /* if there are no more nexthops, delete the route */ + if (deleted == rt->rt_nhn) { + mpls_route_update(net, index, NULL, NULL); + continue; + } + + if (nh_del) { + size_t size = sizeof(*rt) + rt->rt_nhn * + rt->rt_nh_size; + struct mpls_route *orig = rt; + + rt = kmalloc(size, GFP_KERNEL); + if (!rt) + return -ENOMEM; + memcpy(rt, orig, size); + } + } + change_nexthops(rt) { unsigned int nh_flags = nh->nh_flags; - if (rtnl_dereference(nh->nh_dev) != dev) + if (nh->nh_dev != dev) goto next; switch (event) { @@ -1523,23 +1550,22 @@ static void mpls_ifdown(struct net_device *dev, int event) break; } if (event == NETDEV_UNREGISTER) - RCU_INIT_POINTER(nh->nh_dev, NULL); + nh->nh_dev = NULL; if (nh->nh_flags != nh_flags) WRITE_ONCE(nh->nh_flags, nh_flags); next: if (!(nh_flags & (RTNH_F_DEAD | RTNH_F_LINKDOWN))) alive++; - if (!rtnl_dereference(nh->nh_dev)) - deleted++; } endfor_nexthops(rt); WRITE_ONCE(rt->rt_nhn_alive, alive); - /* if there are no more nexthops, delete the route */ - if (event == NETDEV_UNREGISTER && deleted == rt->rt_nhn) - mpls_route_update(net, index, NULL, NULL); + if (nh_del) + mpls_route_update(net, index, rt, NULL); } + + return 0; } static void mpls_ifup(struct net_device *dev, unsigned int flags) @@ -1559,14 +1585,12 @@ static void mpls_ifup(struct net_device *dev, unsigned int flags) alive = 0; change_nexthops(rt) { unsigned int nh_flags = nh->nh_flags; - struct net_device *nh_dev = - rtnl_dereference(nh->nh_dev); if (!(nh_flags & flags)) { alive++; continue; } - if (nh_dev != dev) + if (nh->nh_dev != dev) continue; alive++; nh_flags &= ~flags; @@ -1597,8 +1621,12 @@ static int mpls_dev_notify(struct notifier_block *this, unsigned long event, return NOTIFY_OK; switch (event) { + int err; + case NETDEV_DOWN: - mpls_ifdown(dev, event); + err = mpls_ifdown(dev, event); + if (err) + return notifier_from_errno(err); break; case NETDEV_UP: flags = dev_get_flags(dev); @@ -1609,13 +1637,18 @@ static int mpls_dev_notify(struct notifier_block *this, unsigned long event, break; case NETDEV_CHANGE: flags = dev_get_flags(dev); - if (flags & (IFF_RUNNING | IFF_LOWER_UP)) + if (flags & (IFF_RUNNING | IFF_LOWER_UP)) { mpls_ifup(dev, RTNH_F_DEAD | RTNH_F_LINKDOWN); - else - mpls_ifdown(dev, event); + } else { + err = mpls_ifdown(dev, event); + if (err) + return notifier_from_errno(err); + } break; case NETDEV_UNREGISTER: - mpls_ifdown(dev, event); + err = mpls_ifdown(dev, event); + if (err) + return notifier_from_errno(err); mdev = mpls_dev_get(dev); if (mdev) { mpls_dev_sysctl_unregister(dev, mdev); @@ -1626,8 +1659,6 @@ static int mpls_dev_notify(struct notifier_block *this, unsigned long event, case NETDEV_CHANGENAME: mdev = mpls_dev_get(dev); if (mdev) { - int err; - mpls_dev_sysctl_unregister(dev, mdev); err = mpls_dev_sysctl_register(dev, mdev); if (err) @@ -1994,7 +2025,7 @@ static int mpls_dump_route(struct sk_buff *skb, u32 portid, u32 seq, int event, nla_put_via(skb, nh->nh_via_table, mpls_nh_via(rt, nh), nh->nh_via_alen)) goto nla_put_failure; - dev = rtnl_dereference(nh->nh_dev); + dev = nh->nh_dev; if (dev && nla_put_u32(skb, RTA_OIF, dev->ifindex)) goto nla_put_failure; if (nh->nh_flags & RTNH_F_LINKDOWN) @@ -2012,7 +2043,7 @@ static int mpls_dump_route(struct sk_buff *skb, u32 portid, u32 seq, int event, goto nla_put_failure; for_nexthops(rt) { - dev = rtnl_dereference(nh->nh_dev); + dev = nh->nh_dev; if (!dev) continue; @@ -2123,18 +2154,14 @@ static int mpls_valid_fib_dump_req(struct net *net, const struct nlmsghdr *nlh, static bool mpls_rt_uses_dev(struct mpls_route *rt, const struct net_device *dev) { - struct net_device *nh_dev; - if (rt->rt_nhn == 1) { struct mpls_nh *nh = rt->rt_nh; - nh_dev = rtnl_dereference(nh->nh_dev); - if (dev == nh_dev) + if (nh->nh_dev == dev) return true; } else { for_nexthops(rt) { - nh_dev = rtnl_dereference(nh->nh_dev); - if (nh_dev == dev) + if (nh->nh_dev == dev) return true; } endfor_nexthops(rt); } @@ -2222,7 +2249,7 @@ static inline size_t lfib_nlmsg_size(struct mpls_route *rt) size_t nhsize = 0; for_nexthops(rt) { - if (!rtnl_dereference(nh->nh_dev)) + if (!nh->nh_dev) continue; nhsize += nla_total_size(sizeof(struct rtnexthop)); /* RTA_VIA */ @@ -2468,7 +2495,7 @@ static int mpls_getroute(struct sk_buff *in_skb, struct nlmsghdr *in_nlh, nla_put_via(skb, nh->nh_via_table, mpls_nh_via(rt, nh), nh->nh_via_alen)) goto nla_put_failure; - dev = rtnl_dereference(nh->nh_dev); + dev = nh->nh_dev; if (dev && nla_put_u32(skb, RTA_OIF, dev->ifindex)) goto nla_put_failure; @@ -2507,7 +2534,7 @@ static int resize_platform_label_table(struct net *net, size_t limit) rt0 = mpls_rt_alloc(1, lo->addr_len, 0); if (IS_ERR(rt0)) goto nort0; - RCU_INIT_POINTER(rt0->rt_nh->nh_dev, lo); + rt0->rt_nh->nh_dev = lo; rt0->rt_protocol = RTPROT_KERNEL; rt0->rt_payload_type = MPT_IPV4; rt0->rt_ttl_propagate = MPLS_TTL_PROP_DEFAULT; @@ -2521,7 +2548,7 @@ static int resize_platform_label_table(struct net *net, size_t limit) rt2 = mpls_rt_alloc(1, lo->addr_len, 0); if (IS_ERR(rt2)) goto nort2; - RCU_INIT_POINTER(rt2->rt_nh->nh_dev, lo); + rt2->rt_nh->nh_dev = lo; rt2->rt_protocol = RTPROT_KERNEL; rt2->rt_payload_type = MPT_IPV6; rt2->rt_ttl_propagate = MPLS_TTL_PROP_DEFAULT; diff --git a/net/mpls/internal.h b/net/mpls/internal.h index 56c5cad3a230..b9f492ddf93b 100644 --- a/net/mpls/internal.h +++ b/net/mpls/internal.h @@ -87,7 +87,7 @@ enum mpls_payload_type { }; struct mpls_nh { /* next hop label forwarding entry */ - struct net_device __rcu *nh_dev; + struct net_device *nh_dev; /* nh_flags is accessed under RCU in the packet path; it is * modified handling netdev events with rtnl lock held diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 1a19d179e913..4be2d97ff93e 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1848,6 +1848,11 @@ static int netlink_sendmsg(struct socket *sock, struct msghdr *msg, size_t len) if (msg->msg_flags & MSG_OOB) return -EOPNOTSUPP; + if (len == 0) { + pr_warn_once("Zero length message leads to an empty skb\n"); + return -ENODATA; + } + err = scm_send(sock, msg, &scm, true); if (err < 0) return err; diff --git a/net/rds/tcp.c b/net/rds/tcp.c index abf19c0e3ba0..5327d130c4b5 100644 --- a/net/rds/tcp.c +++ b/net/rds/tcp.c @@ -500,7 +500,7 @@ void rds_tcp_tune(struct socket *sock) sk->sk_userlocks |= SOCK_SNDBUF_LOCK; } if (rtn->rcvbuf_size > 0) { - sk->sk_sndbuf = rtn->rcvbuf_size; + sk->sk_rcvbuf = rtn->rcvbuf_size; sk->sk_userlocks |= SOCK_RCVBUF_LOCK; } release_sock(sk); diff --git a/net/rxrpc/conn_client.c b/net/rxrpc/conn_client.c index dbea0bfee48e..8120138dac01 100644 --- a/net/rxrpc/conn_client.c +++ b/net/rxrpc/conn_client.c @@ -135,16 +135,20 @@ struct rxrpc_bundle *rxrpc_get_bundle(struct rxrpc_bundle *bundle) return bundle; } +static void rxrpc_free_bundle(struct rxrpc_bundle *bundle) +{ + rxrpc_put_peer(bundle->params.peer); + kfree(bundle); +} + void rxrpc_put_bundle(struct rxrpc_bundle *bundle) { unsigned int d = bundle->debug_id; unsigned int u = atomic_dec_return(&bundle->usage); _debug("PUT B=%x %u", d, u); - if (u == 0) { - rxrpc_put_peer(bundle->params.peer); - kfree(bundle); - } + if (u == 0) + rxrpc_free_bundle(bundle); } /* @@ -328,7 +332,7 @@ static struct rxrpc_bundle *rxrpc_look_up_bundle(struct rxrpc_conn_parameters *c return candidate; found_bundle_free: - kfree(candidate); + rxrpc_free_bundle(candidate); found_bundle: rxrpc_get_bundle(bundle); spin_unlock(&local->client_bundles_lock); diff --git a/net/rxrpc/peer_object.c b/net/rxrpc/peer_object.c index 68396d052052..0298fe2ad6d3 100644 --- a/net/rxrpc/peer_object.c +++ b/net/rxrpc/peer_object.c @@ -299,6 +299,12 @@ static struct rxrpc_peer *rxrpc_create_peer(struct rxrpc_sock *rx, return peer; } +static void rxrpc_free_peer(struct rxrpc_peer *peer) +{ + rxrpc_put_local(peer->local); + kfree_rcu(peer, rcu); +} + /* * Set up a new incoming peer. There shouldn't be any other matching peers * since we've already done a search in the list from the non-reentrant context @@ -365,7 +371,7 @@ struct rxrpc_peer *rxrpc_lookup_peer(struct rxrpc_sock *rx, spin_unlock_bh(&rxnet->peer_hash_lock); if (peer) - kfree(candidate); + rxrpc_free_peer(candidate); else peer = candidate; } @@ -420,8 +426,7 @@ static void __rxrpc_put_peer(struct rxrpc_peer *peer) list_del_init(&peer->keepalive_link); spin_unlock_bh(&rxnet->peer_hash_lock); - rxrpc_put_local(peer->local); - kfree_rcu(peer, rcu); + rxrpc_free_peer(peer); } /* @@ -457,8 +462,7 @@ void rxrpc_put_peer_locked(struct rxrpc_peer *peer) if (n == 0) { hash_del_rcu(&peer->hash_link); list_del_init(&peer->keepalive_link); - rxrpc_put_local(peer->local); - kfree_rcu(peer, rcu); + rxrpc_free_peer(peer); } } diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c index 3715d2f5ad55..292e4d904ab6 100644 --- a/net/smc/smc_close.c +++ b/net/smc/smc_close.c @@ -195,6 +195,7 @@ int smc_close_active(struct smc_sock *smc) int old_state; long timeout; int rc = 0; + int rc1 = 0; timeout = current->flags & PF_EXITING ? 0 : sock_flag(sk, SOCK_LINGER) ? @@ -232,8 +233,11 @@ again: /* actively shutdown clcsock before peer close it, * prevent peer from entering TIME_WAIT state. */ - if (smc->clcsock && smc->clcsock->sk) - rc = kernel_sock_shutdown(smc->clcsock, SHUT_RDWR); + if (smc->clcsock && smc->clcsock->sk) { + rc1 = kernel_sock_shutdown(smc->clcsock, + SHUT_RDWR); + rc = rc ? rc : rc1; + } } else { /* peer event has changed the state */ goto again; diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index bb52c8b5f148..387d28b2f8dd 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -625,18 +625,17 @@ int smcd_nl_get_lgr(struct sk_buff *skb, struct netlink_callback *cb) void smc_lgr_cleanup_early(struct smc_connection *conn) { struct smc_link_group *lgr = conn->lgr; - struct list_head *lgr_list; spinlock_t *lgr_lock; if (!lgr) return; smc_conn_free(conn); - lgr_list = smc_lgr_list_head(lgr, &lgr_lock); + smc_lgr_list_head(lgr, &lgr_lock); spin_lock_bh(lgr_lock); /* do not use this link group for new connections */ - if (!list_empty(lgr_list)) - list_del_init(lgr_list); + if (!list_empty(&lgr->list)) + list_del_init(&lgr->list); spin_unlock_bh(lgr_lock); __smc_lgr_terminate(lgr, true); } diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index ae48c9c84ee1..d8ee06a9650a 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -1720,15 +1720,15 @@ static void xs_local_set_port(struct rpc_xprt *xprt, unsigned short port) } #ifdef CONFIG_DEBUG_LOCK_ALLOC -static struct lock_class_key xs_key[2]; -static struct lock_class_key xs_slock_key[2]; +static struct lock_class_key xs_key[3]; +static struct lock_class_key xs_slock_key[3]; static inline void xs_reclassify_socketu(struct socket *sock) { struct sock *sk = sock->sk; sock_lock_init_class_and_name(sk, "slock-AF_LOCAL-RPC", - &xs_slock_key[1], "sk_lock-AF_LOCAL-RPC", &xs_key[1]); + &xs_slock_key[0], "sk_lock-AF_LOCAL-RPC", &xs_key[0]); } static inline void xs_reclassify_socket4(struct socket *sock) @@ -1736,7 +1736,7 @@ static inline void xs_reclassify_socket4(struct socket *sock) struct sock *sk = sock->sk; sock_lock_init_class_and_name(sk, "slock-AF_INET-RPC", - &xs_slock_key[0], "sk_lock-AF_INET-RPC", &xs_key[0]); + &xs_slock_key[1], "sk_lock-AF_INET-RPC", &xs_key[1]); } static inline void xs_reclassify_socket6(struct socket *sock) @@ -1744,7 +1744,7 @@ static inline void xs_reclassify_socket6(struct socket *sock) struct sock *sk = sock->sk; sock_lock_init_class_and_name(sk, "slock-AF_INET6-RPC", - &xs_slock_key[1], "sk_lock-AF_INET6-RPC", &xs_key[1]); + &xs_slock_key[2], "sk_lock-AF_INET6-RPC", &xs_key[2]); } static inline void xs_reclassify_socket(int family, struct socket *sock) diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c index 7404d094f2d1..3f271e29812f 100644 --- a/net/tls/tls_sw.c +++ b/net/tls/tls_sw.c @@ -521,7 +521,7 @@ static int tls_do_encryption(struct sock *sk, memcpy(&rec->iv_data[iv_offset], tls_ctx->tx.iv, prot->iv_size + prot->salt_size); - xor_iv_with_seq(prot, rec->iv_data, tls_ctx->tx.rec_seq); + xor_iv_with_seq(prot, rec->iv_data + iv_offset, tls_ctx->tx.rec_seq); sge->offset += prot->prepend_size; sge->length -= prot->prepend_size; @@ -1499,7 +1499,7 @@ static int decrypt_internal(struct sock *sk, struct sk_buff *skb, else memcpy(iv + iv_offset, tls_ctx->rx.iv, prot->salt_size); - xor_iv_with_seq(prot, iv, tls_ctx->rx.rec_seq); + xor_iv_with_seq(prot, iv + iv_offset, tls_ctx->rx.rec_seq); /* Prepare AAD */ tls_make_aad(aad, rxm->full_len - prot->overhead_size + diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c index 3f82b2f1e6dd..4f7c99dfd16c 100644 --- a/net/vmw_vsock/virtio_transport.c +++ b/net/vmw_vsock/virtio_transport.c @@ -731,7 +731,6 @@ static unsigned int features[] = { static struct virtio_driver virtio_vsock_driver = { .feature_table = features, .feature_table_size = ARRAY_SIZE(features), - .suppress_used_validation = true, .driver.name = KBUILD_MODNAME, .driver.owner = THIS_MODULE, .id_table = id_table, diff --git a/sound/hda/intel-dsp-config.c b/sound/hda/intel-dsp-config.c index 10a0bffc3cf6..4208fa8a4db5 100644 --- a/sound/hda/intel-dsp-config.c +++ b/sound/hda/intel-dsp-config.c @@ -252,6 +252,11 @@ static const struct config_entry config_table[] = { .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, .device = 0x02c8, }, + { + .flags = FLAG_SOF, + .device = 0x02c8, + .codec_hid = "ESSX8336", + }, /* Cometlake-H */ { .flags = FLAG_SOF, @@ -276,6 +281,11 @@ static const struct config_entry config_table[] = { .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE, .device = 0x06c8, }, + { + .flags = FLAG_SOF, + .device = 0x06c8, + .codec_hid = "ESSX8336", + }, #endif /* Icelake */ diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index fe51163f2d82..1b46b599a5cf 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -335,7 +335,10 @@ enum { ((pci)->device == 0x0c0c) || \ ((pci)->device == 0x0d0c) || \ ((pci)->device == 0x160c) || \ - ((pci)->device == 0x490d)) + ((pci)->device == 0x490d) || \ + ((pci)->device == 0x4f90) || \ + ((pci)->device == 0x4f91) || \ + ((pci)->device == 0x4f92)) #define IS_BXT(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x5a98) @@ -2473,6 +2476,13 @@ static const struct pci_device_id azx_ids[] = { /* DG1 */ { PCI_DEVICE(0x8086, 0x490d), .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, + /* DG2 */ + { PCI_DEVICE(0x8086, 0x4f90), + .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, + { PCI_DEVICE(0x8086, 0x4f91), + .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, + { PCI_DEVICE(0x8086, 0x4f92), + .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, /* Alderlake-S */ { PCI_DEVICE(0x8086, 0x7ad0), .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h index ea8ab8b43337..d22c96eb2f8f 100644 --- a/sound/pci/hda/hda_local.h +++ b/sound/pci/hda/hda_local.h @@ -438,6 +438,15 @@ int snd_hda_codec_set_pin_target(struct hda_codec *codec, hda_nid_t nid, #define for_each_hda_codec_node(nid, codec) \ for ((nid) = (codec)->core.start_nid; (nid) < (codec)->core.end_nid; (nid)++) +/* Set the codec power_state flag to indicate to allow unsol event handling; + * see hda_codec_unsol_event() in hda_bind.c. Calling this might confuse the + * state tracking, so use with care. + */ +static inline void snd_hda_codec_allow_unsol_events(struct hda_codec *codec) +{ + codec->core.dev.power.power_state = PMSG_ON; +} + /* * get widget capabilities */ diff --git a/sound/pci/hda/patch_cs8409.c b/sound/pci/hda/patch_cs8409.c index 31ff11ab868e..039b9f2f8e94 100644 --- a/sound/pci/hda/patch_cs8409.c +++ b/sound/pci/hda/patch_cs8409.c @@ -750,6 +750,11 @@ static void cs42l42_resume(struct sub_codec *cs42l42) if (cs42l42->full_scale_vol) cs8409_i2c_write(cs42l42, 0x2001, 0x01); + /* we have to explicitly allow unsol event handling even during the + * resume phase so that the jack event is processed properly + */ + snd_hda_codec_allow_unsol_events(cs42l42->codec); + cs42l42_enable_jack_detect(cs42l42); } diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 65d2c5539919..415701bd10ac 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -4380,10 +4380,11 @@ HDA_CODEC_ENTRY(0x8086280f, "Icelake HDMI", patch_i915_icl_hdmi), HDA_CODEC_ENTRY(0x80862812, "Tigerlake HDMI", patch_i915_tgl_hdmi), HDA_CODEC_ENTRY(0x80862814, "DG1 HDMI", patch_i915_tgl_hdmi), HDA_CODEC_ENTRY(0x80862815, "Alderlake HDMI", patch_i915_tgl_hdmi), -HDA_CODEC_ENTRY(0x8086281c, "Alderlake-P HDMI", patch_i915_tgl_hdmi), HDA_CODEC_ENTRY(0x80862816, "Rocketlake HDMI", patch_i915_tgl_hdmi), +HDA_CODEC_ENTRY(0x80862819, "DG2 HDMI", patch_i915_tgl_hdmi), HDA_CODEC_ENTRY(0x8086281a, "Jasperlake HDMI", patch_i915_icl_hdmi), HDA_CODEC_ENTRY(0x8086281b, "Elkhartlake HDMI", patch_i915_icl_hdmi), +HDA_CODEC_ENTRY(0x8086281c, "Alderlake-P HDMI", patch_i915_tgl_hdmi), HDA_CODEC_ENTRY(0x80862880, "CedarTrail HDMI", patch_generic_hdmi), HDA_CODEC_ENTRY(0x80862882, "Valleyview2 HDMI", patch_i915_byt_hdmi), HDA_CODEC_ENTRY(0x80862883, "Braswell HDMI", patch_i915_byt_hdmi), diff --git a/sound/soc/codecs/cs35l41-spi.c b/sound/soc/codecs/cs35l41-spi.c index 90a921f726c3..3fa99741779a 100644 --- a/sound/soc/codecs/cs35l41-spi.c +++ b/sound/soc/codecs/cs35l41-spi.c @@ -42,34 +42,6 @@ static const struct spi_device_id cs35l41_id_spi[] = { MODULE_DEVICE_TABLE(spi, cs35l41_id_spi); -static void cs35l41_spi_otp_setup(struct cs35l41_private *cs35l41, - bool is_pre_setup, unsigned int *freq) -{ - struct spi_device *spi; - u32 orig_spi_freq; - - spi = to_spi_device(cs35l41->dev); - - if (!spi) { - dev_err(cs35l41->dev, "%s: No SPI device\n", __func__); - return; - } - - if (is_pre_setup) { - orig_spi_freq = spi->max_speed_hz; - if (orig_spi_freq > CS35L41_SPI_MAX_FREQ_OTP) { - spi->max_speed_hz = CS35L41_SPI_MAX_FREQ_OTP; - spi_setup(spi); - } - *freq = orig_spi_freq; - } else { - if (spi->max_speed_hz != *freq) { - spi->max_speed_hz = *freq; - spi_setup(spi); - } - } -} - static int cs35l41_spi_probe(struct spi_device *spi) { const struct regmap_config *regmap_config = &cs35l41_regmap_spi; @@ -81,6 +53,9 @@ static int cs35l41_spi_probe(struct spi_device *spi) if (!cs35l41) return -ENOMEM; + spi->max_speed_hz = CS35L41_SPI_MAX_FREQ; + spi_setup(spi); + spi_set_drvdata(spi, cs35l41); cs35l41->regmap = devm_regmap_init_spi(spi, regmap_config); if (IS_ERR(cs35l41->regmap)) { @@ -91,7 +66,6 @@ static int cs35l41_spi_probe(struct spi_device *spi) cs35l41->dev = &spi->dev; cs35l41->irq = spi->irq; - cs35l41->otp_setup = cs35l41_spi_otp_setup; return cs35l41_probe(cs35l41, pdata); } diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c index 9d0530dde996..9c4d481f7614 100644 --- a/sound/soc/codecs/cs35l41.c +++ b/sound/soc/codecs/cs35l41.c @@ -302,7 +302,6 @@ static int cs35l41_otp_unpack(void *data) const struct cs35l41_otp_packed_element_t *otp_map; struct cs35l41_private *cs35l41 = data; int bit_offset, word_offset, ret, i; - unsigned int orig_spi_freq; unsigned int bit_sum = 8; u32 otp_val, otp_id_reg; u32 *otp_mem; @@ -326,9 +325,6 @@ static int cs35l41_otp_unpack(void *data) goto err_otp_unpack; } - if (cs35l41->otp_setup) - cs35l41->otp_setup(cs35l41, true, &orig_spi_freq); - ret = regmap_bulk_read(cs35l41->regmap, CS35L41_OTP_MEM0, otp_mem, CS35L41_OTP_SIZE_WORDS); if (ret < 0) { @@ -336,9 +332,6 @@ static int cs35l41_otp_unpack(void *data) goto err_otp_unpack; } - if (cs35l41->otp_setup) - cs35l41->otp_setup(cs35l41, false, &orig_spi_freq); - otp_map = otp_map_match->map; bit_offset = otp_map_match->bit_offset; diff --git a/sound/soc/codecs/cs35l41.h b/sound/soc/codecs/cs35l41.h index 6cffe8a55beb..48485b08a6f1 100644 --- a/sound/soc/codecs/cs35l41.h +++ b/sound/soc/codecs/cs35l41.h @@ -726,7 +726,7 @@ #define CS35L41_FS2_WINDOW_MASK 0x00FFF800 #define CS35L41_FS2_WINDOW_SHIFT 12 -#define CS35L41_SPI_MAX_FREQ_OTP 4000000 +#define CS35L41_SPI_MAX_FREQ 4000000 #define CS35L41_RX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) #define CS35L41_TX_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) @@ -764,8 +764,6 @@ struct cs35l41_private { int irq; /* GPIO for /RST */ struct gpio_desc *reset_gpio; - void (*otp_setup)(struct cs35l41_private *cs35l41, bool is_pre_setup, - unsigned int *freq); }; int cs35l41_probe(struct cs35l41_private *cs35l41, diff --git a/sound/soc/codecs/rk817_codec.c b/sound/soc/codecs/rk817_codec.c index 943d7d933e81..03f24edfe4f6 100644 --- a/sound/soc/codecs/rk817_codec.c +++ b/sound/soc/codecs/rk817_codec.c @@ -539,3 +539,4 @@ module_platform_driver(rk817_codec_driver); MODULE_DESCRIPTION("ASoC RK817 codec driver"); MODULE_AUTHOR("binyuan <kevan.lan@rock-chips.com>"); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:rk817-codec"); diff --git a/sound/soc/intel/common/soc-acpi-intel-cml-match.c b/sound/soc/intel/common/soc-acpi-intel-cml-match.c index b4eb0c97edf1..4eebc79d4b48 100644 --- a/sound/soc/intel/common/soc-acpi-intel-cml-match.c +++ b/sound/soc/intel/common/soc-acpi-intel-cml-match.c @@ -81,6 +81,12 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_cml_machines[] = { .sof_fw_filename = "sof-cml.ri", .sof_tplg_filename = "sof-cml-da7219-max98390.tplg", }, + { + .id = "ESSX8336", + .drv_name = "sof-essx8336", + .sof_fw_filename = "sof-cml.ri", + .sof_tplg_filename = "sof-cml-es8336.tplg", + }, {}, }; EXPORT_SYMBOL_GPL(snd_soc_acpi_intel_cml_machines); diff --git a/sound/soc/soc-acpi.c b/sound/soc/soc-acpi.c index 2ae99b49d3f5..cbd7ea48837b 100644 --- a/sound/soc/soc-acpi.c +++ b/sound/soc/soc-acpi.c @@ -20,8 +20,10 @@ static bool snd_soc_acpi_id_present(struct snd_soc_acpi_mach *machine) if (comp_ids) { for (i = 0; i < comp_ids->num_codecs; i++) { - if (acpi_dev_present(comp_ids->codecs[i], NULL, -1)) + if (acpi_dev_present(comp_ids->codecs[i], NULL, -1)) { + strscpy(machine->id, comp_ids->codecs[i], ACPI_ID_LEN); return true; + } } } diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index 568d351b7a4e..2c0d4d06ab36 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -58,6 +58,13 @@ int hda_ctrl_dai_widget_setup(struct snd_soc_dapm_widget *w) return -EINVAL; } + /* DAI already configured, reset it before reconfiguring it */ + if (sof_dai->configured) { + ret = hda_ctrl_dai_widget_free(w); + if (ret < 0) + return ret; + } + config = &sof_dai->dai_config[sof_dai->current_config]; /* diff --git a/sound/soc/tegra/tegra186_dspk.c b/sound/soc/tegra/tegra186_dspk.c index 8ee9a77bd83d..a74c980ee775 100644 --- a/sound/soc/tegra/tegra186_dspk.c +++ b/sound/soc/tegra/tegra186_dspk.c @@ -26,51 +26,162 @@ static const struct reg_default tegra186_dspk_reg_defaults[] = { { TEGRA186_DSPK_CODEC_CTRL, 0x03000000 }, }; -static int tegra186_dspk_get_control(struct snd_kcontrol *kcontrol, +static int tegra186_dspk_get_fifo_th(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); - if (strstr(kcontrol->id.name, "FIFO Threshold")) - ucontrol->value.integer.value[0] = dspk->rx_fifo_th; - else if (strstr(kcontrol->id.name, "OSR Value")) - ucontrol->value.integer.value[0] = dspk->osr_val; - else if (strstr(kcontrol->id.name, "LR Polarity Select")) - ucontrol->value.integer.value[0] = dspk->lrsel; - else if (strstr(kcontrol->id.name, "Channel Select")) - ucontrol->value.integer.value[0] = dspk->ch_sel; - else if (strstr(kcontrol->id.name, "Mono To Stereo")) - ucontrol->value.integer.value[0] = dspk->mono_to_stereo; - else if (strstr(kcontrol->id.name, "Stereo To Mono")) - ucontrol->value.integer.value[0] = dspk->stereo_to_mono; + ucontrol->value.integer.value[0] = dspk->rx_fifo_th; return 0; } -static int tegra186_dspk_put_control(struct snd_kcontrol *kcontrol, +static int tegra186_dspk_put_fifo_th(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); - int val = ucontrol->value.integer.value[0]; - - if (strstr(kcontrol->id.name, "FIFO Threshold")) - dspk->rx_fifo_th = val; - else if (strstr(kcontrol->id.name, "OSR Value")) - dspk->osr_val = val; - else if (strstr(kcontrol->id.name, "LR Polarity Select")) - dspk->lrsel = val; - else if (strstr(kcontrol->id.name, "Channel Select")) - dspk->ch_sel = val; - else if (strstr(kcontrol->id.name, "Mono To Stereo")) - dspk->mono_to_stereo = val; - else if (strstr(kcontrol->id.name, "Stereo To Mono")) - dspk->stereo_to_mono = val; + int value = ucontrol->value.integer.value[0]; + + if (value == dspk->rx_fifo_th) + return 0; + + dspk->rx_fifo_th = value; + + return 1; +} + +static int tegra186_dspk_get_osr_val(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + + ucontrol->value.enumerated.item[0] = dspk->osr_val; return 0; } +static int tegra186_dspk_put_osr_val(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dspk->osr_val) + return 0; + + dspk->osr_val = value; + + return 1; +} + +static int tegra186_dspk_get_pol_sel(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + + ucontrol->value.enumerated.item[0] = dspk->lrsel; + + return 0; +} + +static int tegra186_dspk_put_pol_sel(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dspk->lrsel) + return 0; + + dspk->lrsel = value; + + return 1; +} + +static int tegra186_dspk_get_ch_sel(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + + ucontrol->value.enumerated.item[0] = dspk->ch_sel; + + return 0; +} + +static int tegra186_dspk_put_ch_sel(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dspk->ch_sel) + return 0; + + dspk->ch_sel = value; + + return 1; +} + +static int tegra186_dspk_get_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + + ucontrol->value.enumerated.item[0] = dspk->mono_to_stereo; + + return 0; +} + +static int tegra186_dspk_put_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dspk->mono_to_stereo) + return 0; + + dspk->mono_to_stereo = value; + + return 1; +} + +static int tegra186_dspk_get_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + + ucontrol->value.enumerated.item[0] = dspk->stereo_to_mono; + + return 0; +} + +static int tegra186_dspk_put_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *codec = snd_soc_kcontrol_component(kcontrol); + struct tegra186_dspk *dspk = snd_soc_component_get_drvdata(codec); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dspk->stereo_to_mono) + return 0; + + dspk->stereo_to_mono = value; + + return 1; +} + static int __maybe_unused tegra186_dspk_runtime_suspend(struct device *dev) { struct tegra186_dspk *dspk = dev_get_drvdata(dev); @@ -279,17 +390,19 @@ static const struct soc_enum tegra186_dspk_lrsel_enum = static const struct snd_kcontrol_new tegrat186_dspk_controls[] = { SOC_SINGLE_EXT("FIFO Threshold", SND_SOC_NOPM, 0, TEGRA186_DSPK_RX_FIFO_DEPTH - 1, 0, - tegra186_dspk_get_control, tegra186_dspk_put_control), + tegra186_dspk_get_fifo_th, tegra186_dspk_put_fifo_th), SOC_ENUM_EXT("OSR Value", tegra186_dspk_osr_enum, - tegra186_dspk_get_control, tegra186_dspk_put_control), + tegra186_dspk_get_osr_val, tegra186_dspk_put_osr_val), SOC_ENUM_EXT("LR Polarity Select", tegra186_dspk_lrsel_enum, - tegra186_dspk_get_control, tegra186_dspk_put_control), + tegra186_dspk_get_pol_sel, tegra186_dspk_put_pol_sel), SOC_ENUM_EXT("Channel Select", tegra186_dspk_ch_sel_enum, - tegra186_dspk_get_control, tegra186_dspk_put_control), + tegra186_dspk_get_ch_sel, tegra186_dspk_put_ch_sel), SOC_ENUM_EXT("Mono To Stereo", tegra186_dspk_mono_conv_enum, - tegra186_dspk_get_control, tegra186_dspk_put_control), + tegra186_dspk_get_mono_to_stereo, + tegra186_dspk_put_mono_to_stereo), SOC_ENUM_EXT("Stereo To Mono", tegra186_dspk_stereo_conv_enum, - tegra186_dspk_get_control, tegra186_dspk_put_control), + tegra186_dspk_get_stereo_to_mono, + tegra186_dspk_put_stereo_to_mono), }; static const struct snd_soc_component_driver tegra186_dspk_cmpnt = { diff --git a/sound/soc/tegra/tegra210_admaif.c b/sound/soc/tegra/tegra210_admaif.c index bcccdf3ddc52..1a2e868a6220 100644 --- a/sound/soc/tegra/tegra210_admaif.c +++ b/sound/soc/tegra/tegra210_admaif.c @@ -424,46 +424,122 @@ static const struct snd_soc_dai_ops tegra_admaif_dai_ops = { .trigger = tegra_admaif_trigger, }; -static int tegra_admaif_get_control(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) +static int tegra210_admaif_pget_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra_admaif *admaif = snd_soc_component_get_drvdata(cmpnt); + struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value; + + ucontrol->value.enumerated.item[0] = + admaif->mono_to_stereo[ADMAIF_TX_PATH][ec->reg]; + + return 0; +} + +static int tegra210_admaif_pput_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra_admaif *admaif = snd_soc_component_get_drvdata(cmpnt); + struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value; + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == admaif->mono_to_stereo[ADMAIF_TX_PATH][ec->reg]) + return 0; + + admaif->mono_to_stereo[ADMAIF_TX_PATH][ec->reg] = value; + + return 1; +} + +static int tegra210_admaif_cget_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra_admaif *admaif = snd_soc_component_get_drvdata(cmpnt); + struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value; + + ucontrol->value.enumerated.item[0] = + admaif->mono_to_stereo[ADMAIF_RX_PATH][ec->reg]; + + return 0; +} + +static int tegra210_admaif_cput_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra_admaif *admaif = snd_soc_component_get_drvdata(cmpnt); struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value; + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == admaif->mono_to_stereo[ADMAIF_RX_PATH][ec->reg]) + return 0; + + admaif->mono_to_stereo[ADMAIF_RX_PATH][ec->reg] = value; + + return 1; +} + +static int tegra210_admaif_pget_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); struct tegra_admaif *admaif = snd_soc_component_get_drvdata(cmpnt); - long *uctl_val = &ucontrol->value.integer.value[0]; + struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value; - if (strstr(kcontrol->id.name, "Playback Mono To Stereo")) - *uctl_val = admaif->mono_to_stereo[ADMAIF_TX_PATH][ec->reg]; - else if (strstr(kcontrol->id.name, "Capture Mono To Stereo")) - *uctl_val = admaif->mono_to_stereo[ADMAIF_RX_PATH][ec->reg]; - else if (strstr(kcontrol->id.name, "Playback Stereo To Mono")) - *uctl_val = admaif->stereo_to_mono[ADMAIF_TX_PATH][ec->reg]; - else if (strstr(kcontrol->id.name, "Capture Stereo To Mono")) - *uctl_val = admaif->stereo_to_mono[ADMAIF_RX_PATH][ec->reg]; + ucontrol->value.enumerated.item[0] = + admaif->stereo_to_mono[ADMAIF_TX_PATH][ec->reg]; return 0; } -static int tegra_admaif_put_control(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) +static int tegra210_admaif_pput_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra_admaif *admaif = snd_soc_component_get_drvdata(cmpnt); struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value; + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == admaif->stereo_to_mono[ADMAIF_TX_PATH][ec->reg]) + return 0; + + admaif->stereo_to_mono[ADMAIF_TX_PATH][ec->reg] = value; + + return 1; +} + +static int tegra210_admaif_cget_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); struct tegra_admaif *admaif = snd_soc_component_get_drvdata(cmpnt); - int value = ucontrol->value.integer.value[0]; + struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value; - if (strstr(kcontrol->id.name, "Playback Mono To Stereo")) - admaif->mono_to_stereo[ADMAIF_TX_PATH][ec->reg] = value; - else if (strstr(kcontrol->id.name, "Capture Mono To Stereo")) - admaif->mono_to_stereo[ADMAIF_RX_PATH][ec->reg] = value; - else if (strstr(kcontrol->id.name, "Playback Stereo To Mono")) - admaif->stereo_to_mono[ADMAIF_TX_PATH][ec->reg] = value; - else if (strstr(kcontrol->id.name, "Capture Stereo To Mono")) - admaif->stereo_to_mono[ADMAIF_RX_PATH][ec->reg] = value; + ucontrol->value.enumerated.item[0] = + admaif->stereo_to_mono[ADMAIF_RX_PATH][ec->reg]; return 0; } +static int tegra210_admaif_cput_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra_admaif *admaif = snd_soc_component_get_drvdata(cmpnt); + struct soc_enum *ec = (struct soc_enum *)kcontrol->private_value; + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == admaif->stereo_to_mono[ADMAIF_RX_PATH][ec->reg]) + return 0; + + admaif->stereo_to_mono[ADMAIF_RX_PATH][ec->reg] = value; + + return 1; +} + static int tegra_admaif_dai_probe(struct snd_soc_dai *dai) { struct tegra_admaif *admaif = snd_soc_dai_get_drvdata(dai); @@ -559,17 +635,21 @@ static const char * const tegra_admaif_mono_conv_text[] = { } #define TEGRA_ADMAIF_CIF_CTRL(reg) \ - NV_SOC_ENUM_EXT("ADMAIF" #reg " Playback Mono To Stereo", reg - 1,\ - tegra_admaif_get_control, tegra_admaif_put_control, \ + NV_SOC_ENUM_EXT("ADMAIF" #reg " Playback Mono To Stereo", reg - 1, \ + tegra210_admaif_pget_mono_to_stereo, \ + tegra210_admaif_pput_mono_to_stereo, \ tegra_admaif_mono_conv_text), \ - NV_SOC_ENUM_EXT("ADMAIF" #reg " Playback Stereo To Mono", reg - 1,\ - tegra_admaif_get_control, tegra_admaif_put_control, \ + NV_SOC_ENUM_EXT("ADMAIF" #reg " Playback Stereo To Mono", reg - 1, \ + tegra210_admaif_pget_stereo_to_mono, \ + tegra210_admaif_pput_stereo_to_mono, \ tegra_admaif_stereo_conv_text), \ - NV_SOC_ENUM_EXT("ADMAIF" #reg " Capture Mono To Stereo", reg - 1, \ - tegra_admaif_get_control, tegra_admaif_put_control, \ + NV_SOC_ENUM_EXT("ADMAIF" #reg " Capture Mono To Stereo", reg - 1, \ + tegra210_admaif_cget_mono_to_stereo, \ + tegra210_admaif_cput_mono_to_stereo, \ tegra_admaif_mono_conv_text), \ - NV_SOC_ENUM_EXT("ADMAIF" #reg " Capture Stereo To Mono", reg - 1, \ - tegra_admaif_get_control, tegra_admaif_put_control, \ + NV_SOC_ENUM_EXT("ADMAIF" #reg " Capture Stereo To Mono", reg - 1, \ + tegra210_admaif_cget_stereo_to_mono, \ + tegra210_admaif_cput_stereo_to_mono, \ tegra_admaif_stereo_conv_text) static struct snd_kcontrol_new tegra210_admaif_controls[] = { diff --git a/sound/soc/tegra/tegra210_adx.c b/sound/soc/tegra/tegra210_adx.c index d7c7849c2f92..933c4503fe50 100644 --- a/sound/soc/tegra/tegra210_adx.c +++ b/sound/soc/tegra/tegra210_adx.c @@ -193,6 +193,9 @@ static int tegra210_adx_put_byte_map(struct snd_kcontrol *kcontrol, struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value;; + if (value == bytes_map[mc->reg]) + return 0; + if (value >= 0 && value <= 255) { /* update byte map and enable slot */ bytes_map[mc->reg] = value; diff --git a/sound/soc/tegra/tegra210_ahub.c b/sound/soc/tegra/tegra210_ahub.c index a1989eae2b52..388b815443c7 100644 --- a/sound/soc/tegra/tegra210_ahub.c +++ b/sound/soc/tegra/tegra210_ahub.c @@ -62,6 +62,7 @@ static int tegra_ahub_put_value_enum(struct snd_kcontrol *kctl, unsigned int *item = uctl->value.enumerated.item; unsigned int value = e->values[item[0]]; unsigned int i, bit_pos, reg_idx = 0, reg_val = 0; + int change = 0; if (item[0] >= e->items) return -EINVAL; @@ -86,12 +87,14 @@ static int tegra_ahub_put_value_enum(struct snd_kcontrol *kctl, /* Update widget power if state has changed */ if (snd_soc_component_test_bits(cmpnt, update[i].reg, - update[i].mask, update[i].val)) - snd_soc_dapm_mux_update_power(dapm, kctl, item[0], e, - &update[i]); + update[i].mask, + update[i].val)) + change |= snd_soc_dapm_mux_update_power(dapm, kctl, + item[0], e, + &update[i]); } - return 0; + return change; } static struct snd_soc_dai_driver tegra210_ahub_dais[] = { diff --git a/sound/soc/tegra/tegra210_amx.c b/sound/soc/tegra/tegra210_amx.c index af9bddfc3120..689576302ede 100644 --- a/sound/soc/tegra/tegra210_amx.c +++ b/sound/soc/tegra/tegra210_amx.c @@ -222,6 +222,9 @@ static int tegra210_amx_put_byte_map(struct snd_kcontrol *kcontrol, int reg = mc->reg; int value = ucontrol->value.integer.value[0]; + if (value == bytes_map[reg]) + return 0; + if (value >= 0 && value <= 255) { /* Update byte map and enable slot */ bytes_map[reg] = value; diff --git a/sound/soc/tegra/tegra210_dmic.c b/sound/soc/tegra/tegra210_dmic.c index b096478cd2ef..db95794530f4 100644 --- a/sound/soc/tegra/tegra210_dmic.c +++ b/sound/soc/tegra/tegra210_dmic.c @@ -156,51 +156,162 @@ static int tegra210_dmic_hw_params(struct snd_pcm_substream *substream, return 0; } -static int tegra210_dmic_get_control(struct snd_kcontrol *kcontrol, +static int tegra210_dmic_get_boost_gain(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.integer.value[0] = dmic->boost_gain; + + return 0; +} + +static int tegra210_dmic_put_boost_gain(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + int value = ucontrol->value.integer.value[0]; + + if (value == dmic->boost_gain) + return 0; + + dmic->boost_gain = value; + + return 1; +} + +static int tegra210_dmic_get_ch_select(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.enumerated.item[0] = dmic->ch_select; + + return 0; +} + +static int tegra210_dmic_put_ch_select(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->ch_select) + return 0; + + dmic->ch_select = value; + + return 1; +} + +static int tegra210_dmic_get_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.enumerated.item[0] = dmic->mono_to_stereo; + + return 0; +} + +static int tegra210_dmic_put_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->mono_to_stereo) + return 0; + + dmic->mono_to_stereo = value; + + return 1; +} + +static int tegra210_dmic_get_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.enumerated.item[0] = dmic->stereo_to_mono; + + return 0; +} + +static int tegra210_dmic_put_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->stereo_to_mono) + return 0; + + dmic->stereo_to_mono = value; + + return 1; +} + +static int tegra210_dmic_get_osr_val(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); - if (strstr(kcontrol->id.name, "Boost Gain Volume")) - ucontrol->value.integer.value[0] = dmic->boost_gain; - else if (strstr(kcontrol->id.name, "Channel Select")) - ucontrol->value.integer.value[0] = dmic->ch_select; - else if (strstr(kcontrol->id.name, "Mono To Stereo")) - ucontrol->value.integer.value[0] = dmic->mono_to_stereo; - else if (strstr(kcontrol->id.name, "Stereo To Mono")) - ucontrol->value.integer.value[0] = dmic->stereo_to_mono; - else if (strstr(kcontrol->id.name, "OSR Value")) - ucontrol->value.integer.value[0] = dmic->osr_val; - else if (strstr(kcontrol->id.name, "LR Polarity Select")) - ucontrol->value.integer.value[0] = dmic->lrsel; + ucontrol->value.enumerated.item[0] = dmic->osr_val; return 0; } -static int tegra210_dmic_put_control(struct snd_kcontrol *kcontrol, +static int tegra210_dmic_put_osr_val(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); - int value = ucontrol->value.integer.value[0]; + unsigned int value = ucontrol->value.enumerated.item[0]; - if (strstr(kcontrol->id.name, "Boost Gain Volume")) - dmic->boost_gain = value; - else if (strstr(kcontrol->id.name, "Channel Select")) - dmic->ch_select = ucontrol->value.integer.value[0]; - else if (strstr(kcontrol->id.name, "Mono To Stereo")) - dmic->mono_to_stereo = value; - else if (strstr(kcontrol->id.name, "Stereo To Mono")) - dmic->stereo_to_mono = value; - else if (strstr(kcontrol->id.name, "OSR Value")) - dmic->osr_val = value; - else if (strstr(kcontrol->id.name, "LR Polarity Select")) - dmic->lrsel = value; + if (value == dmic->osr_val) + return 0; + + dmic->osr_val = value; + + return 1; +} + +static int tegra210_dmic_get_pol_sel(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + + ucontrol->value.enumerated.item[0] = dmic->lrsel; return 0; } +static int tegra210_dmic_put_pol_sel(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol); + struct tegra210_dmic *dmic = snd_soc_component_get_drvdata(comp); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == dmic->lrsel) + return 0; + + dmic->lrsel = value; + + return 1; +} + static const struct snd_soc_dai_ops tegra210_dmic_dai_ops = { .hw_params = tegra210_dmic_hw_params, }; @@ -287,19 +398,22 @@ static const struct soc_enum tegra210_dmic_lrsel_enum = static const struct snd_kcontrol_new tegra210_dmic_controls[] = { SOC_SINGLE_EXT("Boost Gain Volume", 0, 0, MAX_BOOST_GAIN, 0, - tegra210_dmic_get_control, tegra210_dmic_put_control), + tegra210_dmic_get_boost_gain, + tegra210_dmic_put_boost_gain), SOC_ENUM_EXT("Channel Select", tegra210_dmic_ch_enum, - tegra210_dmic_get_control, tegra210_dmic_put_control), + tegra210_dmic_get_ch_select, tegra210_dmic_put_ch_select), SOC_ENUM_EXT("Mono To Stereo", - tegra210_dmic_mono_conv_enum, tegra210_dmic_get_control, - tegra210_dmic_put_control), + tegra210_dmic_mono_conv_enum, + tegra210_dmic_get_mono_to_stereo, + tegra210_dmic_put_mono_to_stereo), SOC_ENUM_EXT("Stereo To Mono", - tegra210_dmic_stereo_conv_enum, tegra210_dmic_get_control, - tegra210_dmic_put_control), + tegra210_dmic_stereo_conv_enum, + tegra210_dmic_get_stereo_to_mono, + tegra210_dmic_put_stereo_to_mono), SOC_ENUM_EXT("OSR Value", tegra210_dmic_osr_enum, - tegra210_dmic_get_control, tegra210_dmic_put_control), + tegra210_dmic_get_osr_val, tegra210_dmic_put_osr_val), SOC_ENUM_EXT("LR Polarity Select", tegra210_dmic_lrsel_enum, - tegra210_dmic_get_control, tegra210_dmic_put_control), + tegra210_dmic_get_pol_sel, tegra210_dmic_put_pol_sel), }; static const struct snd_soc_component_driver tegra210_dmic_compnt = { diff --git a/sound/soc/tegra/tegra210_i2s.c b/sound/soc/tegra/tegra210_i2s.c index 45f31ccb49d8..9552bbb939dd 100644 --- a/sound/soc/tegra/tegra210_i2s.c +++ b/sound/soc/tegra/tegra210_i2s.c @@ -302,85 +302,235 @@ static int tegra210_i2s_set_tdm_slot(struct snd_soc_dai *dai, return 0; } -static int tegra210_i2s_set_dai_bclk_ratio(struct snd_soc_dai *dai, - unsigned int ratio) +static int tegra210_i2s_get_loopback(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) { - struct tegra210_i2s *i2s = snd_soc_dai_get_drvdata(dai); + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); - i2s->bclk_ratio = ratio; + ucontrol->value.integer.value[0] = i2s->loopback; return 0; } -static int tegra210_i2s_get_control(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) +static int tegra210_i2s_put_loopback(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + int value = ucontrol->value.integer.value[0]; + + if (value == i2s->loopback) + return 0; + + i2s->loopback = value; + + regmap_update_bits(i2s->regmap, TEGRA210_I2S_CTRL, I2S_CTRL_LPBK_MASK, + i2s->loopback << I2S_CTRL_LPBK_SHIFT); + + return 1; +} + +static int tegra210_i2s_get_fsync_width(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); - long *uctl_val = &ucontrol->value.integer.value[0]; - - if (strstr(kcontrol->id.name, "Loopback")) - *uctl_val = i2s->loopback; - else if (strstr(kcontrol->id.name, "FSYNC Width")) - *uctl_val = i2s->fsync_width; - else if (strstr(kcontrol->id.name, "Capture Stereo To Mono")) - *uctl_val = i2s->stereo_to_mono[I2S_TX_PATH]; - else if (strstr(kcontrol->id.name, "Capture Mono To Stereo")) - *uctl_val = i2s->mono_to_stereo[I2S_TX_PATH]; - else if (strstr(kcontrol->id.name, "Playback Stereo To Mono")) - *uctl_val = i2s->stereo_to_mono[I2S_RX_PATH]; - else if (strstr(kcontrol->id.name, "Playback Mono To Stereo")) - *uctl_val = i2s->mono_to_stereo[I2S_RX_PATH]; - else if (strstr(kcontrol->id.name, "Playback FIFO Threshold")) - *uctl_val = i2s->rx_fifo_th; - else if (strstr(kcontrol->id.name, "BCLK Ratio")) - *uctl_val = i2s->bclk_ratio; + + ucontrol->value.integer.value[0] = i2s->fsync_width; return 0; } -static int tegra210_i2s_put_control(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) +static int tegra210_i2s_put_fsync_width(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); int value = ucontrol->value.integer.value[0]; - if (strstr(kcontrol->id.name, "Loopback")) { - i2s->loopback = value; + if (value == i2s->fsync_width) + return 0; - regmap_update_bits(i2s->regmap, TEGRA210_I2S_CTRL, - I2S_CTRL_LPBK_MASK, - i2s->loopback << I2S_CTRL_LPBK_SHIFT); + i2s->fsync_width = value; - } else if (strstr(kcontrol->id.name, "FSYNC Width")) { - /* - * Frame sync width is used only for FSYNC modes and not - * applicable for LRCK modes. Reset value for this field is "0", - * which means the width is one bit clock wide. - * The width requirement may depend on the codec and in such - * cases mixer control is used to update custom values. A value - * of "N" here means, width is "N + 1" bit clock wide. - */ - i2s->fsync_width = value; - - regmap_update_bits(i2s->regmap, TEGRA210_I2S_CTRL, - I2S_CTRL_FSYNC_WIDTH_MASK, - i2s->fsync_width << I2S_FSYNC_WIDTH_SHIFT); - - } else if (strstr(kcontrol->id.name, "Capture Stereo To Mono")) { - i2s->stereo_to_mono[I2S_TX_PATH] = value; - } else if (strstr(kcontrol->id.name, "Capture Mono To Stereo")) { - i2s->mono_to_stereo[I2S_TX_PATH] = value; - } else if (strstr(kcontrol->id.name, "Playback Stereo To Mono")) { - i2s->stereo_to_mono[I2S_RX_PATH] = value; - } else if (strstr(kcontrol->id.name, "Playback Mono To Stereo")) { - i2s->mono_to_stereo[I2S_RX_PATH] = value; - } else if (strstr(kcontrol->id.name, "Playback FIFO Threshold")) { - i2s->rx_fifo_th = value; - } else if (strstr(kcontrol->id.name, "BCLK Ratio")) { - i2s->bclk_ratio = value; - } + /* + * Frame sync width is used only for FSYNC modes and not + * applicable for LRCK modes. Reset value for this field is "0", + * which means the width is one bit clock wide. + * The width requirement may depend on the codec and in such + * cases mixer control is used to update custom values. A value + * of "N" here means, width is "N + 1" bit clock wide. + */ + regmap_update_bits(i2s->regmap, TEGRA210_I2S_CTRL, + I2S_CTRL_FSYNC_WIDTH_MASK, + i2s->fsync_width << I2S_FSYNC_WIDTH_SHIFT); + + return 1; +} + +static int tegra210_i2s_cget_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + + ucontrol->value.enumerated.item[0] = i2s->stereo_to_mono[I2S_TX_PATH]; + + return 0; +} + +static int tegra210_i2s_cput_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == i2s->stereo_to_mono[I2S_TX_PATH]) + return 0; + + i2s->stereo_to_mono[I2S_TX_PATH] = value; + + return 1; +} + +static int tegra210_i2s_cget_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + + ucontrol->value.enumerated.item[0] = i2s->mono_to_stereo[I2S_TX_PATH]; + + return 0; +} + +static int tegra210_i2s_cput_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == i2s->mono_to_stereo[I2S_TX_PATH]) + return 0; + + i2s->mono_to_stereo[I2S_TX_PATH] = value; + + return 1; +} + +static int tegra210_i2s_pget_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + + ucontrol->value.enumerated.item[0] = i2s->stereo_to_mono[I2S_RX_PATH]; + + return 0; +} + +static int tegra210_i2s_pput_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == i2s->stereo_to_mono[I2S_RX_PATH]) + return 0; + + i2s->stereo_to_mono[I2S_RX_PATH] = value; + + return 1; +} + +static int tegra210_i2s_pget_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + + ucontrol->value.enumerated.item[0] = i2s->mono_to_stereo[I2S_RX_PATH]; + + return 0; +} + +static int tegra210_i2s_pput_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == i2s->mono_to_stereo[I2S_RX_PATH]) + return 0; + + i2s->mono_to_stereo[I2S_RX_PATH] = value; + + return 1; +} + +static int tegra210_i2s_pget_fifo_th(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + + ucontrol->value.integer.value[0] = i2s->rx_fifo_th; + + return 0; +} + +static int tegra210_i2s_pput_fifo_th(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + int value = ucontrol->value.integer.value[0]; + + if (value == i2s->rx_fifo_th) + return 0; + + i2s->rx_fifo_th = value; + + return 1; +} + +static int tegra210_i2s_get_bclk_ratio(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + + ucontrol->value.integer.value[0] = i2s->bclk_ratio; + + return 0; +} + +static int tegra210_i2s_put_bclk_ratio(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *compnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_i2s *i2s = snd_soc_component_get_drvdata(compnt); + int value = ucontrol->value.integer.value[0]; + + if (value == i2s->bclk_ratio) + return 0; + + i2s->bclk_ratio = value; + + return 1; +} + +static int tegra210_i2s_set_dai_bclk_ratio(struct snd_soc_dai *dai, + unsigned int ratio) +{ + struct tegra210_i2s *i2s = snd_soc_dai_get_drvdata(dai); + + i2s->bclk_ratio = ratio; return 0; } @@ -598,22 +748,28 @@ static const struct soc_enum tegra210_i2s_stereo_conv_enum = tegra210_i2s_stereo_conv_text); static const struct snd_kcontrol_new tegra210_i2s_controls[] = { - SOC_SINGLE_EXT("Loopback", 0, 0, 1, 0, tegra210_i2s_get_control, - tegra210_i2s_put_control), - SOC_SINGLE_EXT("FSYNC Width", 0, 0, 255, 0, tegra210_i2s_get_control, - tegra210_i2s_put_control), + SOC_SINGLE_EXT("Loopback", 0, 0, 1, 0, tegra210_i2s_get_loopback, + tegra210_i2s_put_loopback), + SOC_SINGLE_EXT("FSYNC Width", 0, 0, 255, 0, + tegra210_i2s_get_fsync_width, + tegra210_i2s_put_fsync_width), SOC_ENUM_EXT("Capture Stereo To Mono", tegra210_i2s_stereo_conv_enum, - tegra210_i2s_get_control, tegra210_i2s_put_control), + tegra210_i2s_cget_stereo_to_mono, + tegra210_i2s_cput_stereo_to_mono), SOC_ENUM_EXT("Capture Mono To Stereo", tegra210_i2s_mono_conv_enum, - tegra210_i2s_get_control, tegra210_i2s_put_control), + tegra210_i2s_cget_mono_to_stereo, + tegra210_i2s_cput_mono_to_stereo), SOC_ENUM_EXT("Playback Stereo To Mono", tegra210_i2s_stereo_conv_enum, - tegra210_i2s_get_control, tegra210_i2s_put_control), + tegra210_i2s_pget_mono_to_stereo, + tegra210_i2s_pput_mono_to_stereo), SOC_ENUM_EXT("Playback Mono To Stereo", tegra210_i2s_mono_conv_enum, - tegra210_i2s_get_control, tegra210_i2s_put_control), + tegra210_i2s_pget_stereo_to_mono, + tegra210_i2s_pput_stereo_to_mono), SOC_SINGLE_EXT("Playback FIFO Threshold", 0, 0, I2S_RX_FIFO_DEPTH - 1, - 0, tegra210_i2s_get_control, tegra210_i2s_put_control), - SOC_SINGLE_EXT("BCLK Ratio", 0, 0, INT_MAX, 0, tegra210_i2s_get_control, - tegra210_i2s_put_control), + 0, tegra210_i2s_pget_fifo_th, tegra210_i2s_pput_fifo_th), + SOC_SINGLE_EXT("BCLK Ratio", 0, 0, INT_MAX, 0, + tegra210_i2s_get_bclk_ratio, + tegra210_i2s_put_bclk_ratio), }; static const struct snd_soc_dapm_widget tegra210_i2s_widgets[] = { diff --git a/sound/soc/tegra/tegra210_mixer.c b/sound/soc/tegra/tegra210_mixer.c index 55e61776c565..51d375573cfa 100644 --- a/sound/soc/tegra/tegra210_mixer.c +++ b/sound/soc/tegra/tegra210_mixer.c @@ -192,24 +192,24 @@ static int tegra210_mixer_get_gain(struct snd_kcontrol *kcontrol, return 0; } -static int tegra210_mixer_put_gain(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) +static int tegra210_mixer_apply_gain(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol, + bool instant_gain) { struct soc_mixer_control *mc = (struct soc_mixer_control *)kcontrol->private_value; struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); struct tegra210_mixer *mixer = snd_soc_component_get_drvdata(cmpnt); unsigned int reg = mc->reg, id; - bool instant_gain = false; int err; - if (strstr(kcontrol->id.name, "Instant Gain Volume")) - instant_gain = true; - /* Save gain value for specific MIXER input */ id = (reg - TEGRA210_MIXER_GAIN_CFG_RAM_ADDR_0) / TEGRA210_MIXER_GAIN_CFG_RAM_ADDR_STRIDE; + if (mixer->gain_value[id] == ucontrol->value.integer.value[0]) + return 0; + mixer->gain_value[id] = ucontrol->value.integer.value[0]; err = tegra210_mixer_configure_gain(cmpnt, id, instant_gain); @@ -221,6 +221,18 @@ static int tegra210_mixer_put_gain(struct snd_kcontrol *kcontrol, return 1; } +static int tegra210_mixer_put_gain(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + return tegra210_mixer_apply_gain(kcontrol, ucontrol, false); +} + +static int tegra210_mixer_put_instant_gain(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + return tegra210_mixer_apply_gain(kcontrol, ucontrol, true); +} + static int tegra210_mixer_set_audio_cif(struct tegra210_mixer *mixer, struct snd_pcm_hw_params *params, unsigned int reg, @@ -388,7 +400,7 @@ ADDER_CTRL_DECL(adder5, TEGRA210_MIXER_TX5_ADDER_CONFIG); SOC_SINGLE_EXT("RX" #id " Instant Gain Volume", \ MIXER_GAIN_CFG_RAM_ADDR((id) - 1), 0, \ 0x20000, 0, tegra210_mixer_get_gain, \ - tegra210_mixer_put_gain), + tegra210_mixer_put_instant_gain), /* Volume controls for all MIXER inputs */ static const struct snd_kcontrol_new tegra210_mixer_gain_ctls[] = { diff --git a/sound/soc/tegra/tegra210_mvc.c b/sound/soc/tegra/tegra210_mvc.c index 7b9c7006e419..85b155887ec2 100644 --- a/sound/soc/tegra/tegra210_mvc.c +++ b/sound/soc/tegra/tegra210_mvc.c @@ -136,7 +136,7 @@ static int tegra210_mvc_put_mute(struct snd_kcontrol *kcontrol, struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); struct tegra210_mvc *mvc = snd_soc_component_get_drvdata(cmpnt); unsigned int value; - u8 mute_mask; + u8 new_mask, old_mask; int err; pm_runtime_get_sync(cmpnt->dev); @@ -148,11 +148,19 @@ static int tegra210_mvc_put_mute(struct snd_kcontrol *kcontrol, if (err < 0) goto end; - mute_mask = ucontrol->value.integer.value[0]; + regmap_read(mvc->regmap, TEGRA210_MVC_CTRL, &value); + + old_mask = (value >> TEGRA210_MVC_MUTE_SHIFT) & TEGRA210_MUTE_MASK_EN; + new_mask = ucontrol->value.integer.value[0]; + + if (new_mask == old_mask) { + err = 0; + goto end; + } err = regmap_update_bits(mvc->regmap, mc->reg, TEGRA210_MVC_MUTE_MASK, - mute_mask << TEGRA210_MVC_MUTE_SHIFT); + new_mask << TEGRA210_MVC_MUTE_SHIFT); if (err < 0) goto end; @@ -195,7 +203,7 @@ static int tegra210_mvc_put_vol(struct snd_kcontrol *kcontrol, unsigned int reg = mc->reg; unsigned int value; u8 chan; - int err; + int err, old_volume; pm_runtime_get_sync(cmpnt->dev); @@ -207,10 +215,16 @@ static int tegra210_mvc_put_vol(struct snd_kcontrol *kcontrol, goto end; chan = (reg - TEGRA210_MVC_TARGET_VOL) / REG_SIZE; + old_volume = mvc->volume[chan]; tegra210_mvc_conv_vol(mvc, chan, ucontrol->value.integer.value[0]); + if (mvc->volume[chan] == old_volume) { + err = 0; + goto end; + } + /* Configure init volume same as target volume */ regmap_write(mvc->regmap, TEGRA210_MVC_REG_OFFSET(TEGRA210_MVC_INIT_VOL, chan), @@ -275,7 +289,7 @@ static int tegra210_mvc_get_curve_type(struct snd_kcontrol *kcontrol, struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); struct tegra210_mvc *mvc = snd_soc_component_get_drvdata(cmpnt); - ucontrol->value.integer.value[0] = mvc->curve_type; + ucontrol->value.enumerated.item[0] = mvc->curve_type; return 0; } @@ -285,7 +299,7 @@ static int tegra210_mvc_put_curve_type(struct snd_kcontrol *kcontrol, { struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); struct tegra210_mvc *mvc = snd_soc_component_get_drvdata(cmpnt); - int value; + unsigned int value; regmap_read(mvc->regmap, TEGRA210_MVC_ENABLE, &value); if (value & TEGRA210_MVC_EN) { @@ -294,10 +308,10 @@ static int tegra210_mvc_put_curve_type(struct snd_kcontrol *kcontrol, return -EINVAL; } - if (mvc->curve_type == ucontrol->value.integer.value[0]) + if (mvc->curve_type == ucontrol->value.enumerated.item[0]) return 0; - mvc->curve_type = ucontrol->value.integer.value[0]; + mvc->curve_type = ucontrol->value.enumerated.item[0]; tegra210_mvc_reset_vol_settings(mvc, cmpnt->dev); diff --git a/sound/soc/tegra/tegra210_sfc.c b/sound/soc/tegra/tegra210_sfc.c index dc477ee1b82c..7a2227ed3df6 100644 --- a/sound/soc/tegra/tegra210_sfc.c +++ b/sound/soc/tegra/tegra210_sfc.c @@ -3244,46 +3244,107 @@ static int tegra210_sfc_init(struct snd_soc_dapm_widget *w, return tegra210_sfc_write_coeff_ram(cmpnt); } -static int tegra210_sfc_get_control(struct snd_kcontrol *kcontrol, +static int tegra210_sfc_iget_stereo_to_mono(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); struct tegra210_sfc *sfc = snd_soc_component_get_drvdata(cmpnt); - if (strstr(kcontrol->id.name, "Input Stereo To Mono")) - ucontrol->value.integer.value[0] = - sfc->stereo_to_mono[SFC_RX_PATH]; - else if (strstr(kcontrol->id.name, "Input Mono To Stereo")) - ucontrol->value.integer.value[0] = - sfc->mono_to_stereo[SFC_RX_PATH]; - else if (strstr(kcontrol->id.name, "Output Stereo To Mono")) - ucontrol->value.integer.value[0] = - sfc->stereo_to_mono[SFC_TX_PATH]; - else if (strstr(kcontrol->id.name, "Output Mono To Stereo")) - ucontrol->value.integer.value[0] = - sfc->mono_to_stereo[SFC_TX_PATH]; + ucontrol->value.enumerated.item[0] = sfc->stereo_to_mono[SFC_RX_PATH]; return 0; } -static int tegra210_sfc_put_control(struct snd_kcontrol *kcontrol, +static int tegra210_sfc_iput_stereo_to_mono(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); struct tegra210_sfc *sfc = snd_soc_component_get_drvdata(cmpnt); - int value = ucontrol->value.integer.value[0]; - - if (strstr(kcontrol->id.name, "Input Stereo To Mono")) - sfc->stereo_to_mono[SFC_RX_PATH] = value; - else if (strstr(kcontrol->id.name, "Input Mono To Stereo")) - sfc->mono_to_stereo[SFC_RX_PATH] = value; - else if (strstr(kcontrol->id.name, "Output Stereo To Mono")) - sfc->stereo_to_mono[SFC_TX_PATH] = value; - else if (strstr(kcontrol->id.name, "Output Mono To Stereo")) - sfc->mono_to_stereo[SFC_TX_PATH] = value; - else + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == sfc->stereo_to_mono[SFC_RX_PATH]) + return 0; + + sfc->stereo_to_mono[SFC_RX_PATH] = value; + + return 1; +} + +static int tegra210_sfc_iget_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_sfc *sfc = snd_soc_component_get_drvdata(cmpnt); + + ucontrol->value.enumerated.item[0] = sfc->mono_to_stereo[SFC_RX_PATH]; + + return 0; +} + +static int tegra210_sfc_iput_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_sfc *sfc = snd_soc_component_get_drvdata(cmpnt); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == sfc->mono_to_stereo[SFC_RX_PATH]) return 0; + sfc->mono_to_stereo[SFC_RX_PATH] = value; + + return 1; +} + +static int tegra210_sfc_oget_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_sfc *sfc = snd_soc_component_get_drvdata(cmpnt); + + ucontrol->value.enumerated.item[0] = sfc->stereo_to_mono[SFC_TX_PATH]; + + return 0; +} + +static int tegra210_sfc_oput_stereo_to_mono(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_sfc *sfc = snd_soc_component_get_drvdata(cmpnt); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == sfc->stereo_to_mono[SFC_TX_PATH]) + return 0; + + sfc->stereo_to_mono[SFC_TX_PATH] = value; + + return 1; +} + +static int tegra210_sfc_oget_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_sfc *sfc = snd_soc_component_get_drvdata(cmpnt); + + ucontrol->value.enumerated.item[0] = sfc->mono_to_stereo[SFC_TX_PATH]; + + return 0; +} + +static int tegra210_sfc_oput_mono_to_stereo(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol); + struct tegra210_sfc *sfc = snd_soc_component_get_drvdata(cmpnt); + unsigned int value = ucontrol->value.enumerated.item[0]; + + if (value == sfc->mono_to_stereo[SFC_TX_PATH]) + return 0; + + sfc->mono_to_stereo[SFC_TX_PATH] = value; + return 1; } @@ -3384,13 +3445,17 @@ static const struct soc_enum tegra210_sfc_mono_conv_enum = static const struct snd_kcontrol_new tegra210_sfc_controls[] = { SOC_ENUM_EXT("Input Stereo To Mono", tegra210_sfc_stereo_conv_enum, - tegra210_sfc_get_control, tegra210_sfc_put_control), + tegra210_sfc_iget_stereo_to_mono, + tegra210_sfc_iput_stereo_to_mono), SOC_ENUM_EXT("Input Mono To Stereo", tegra210_sfc_mono_conv_enum, - tegra210_sfc_get_control, tegra210_sfc_put_control), + tegra210_sfc_iget_mono_to_stereo, + tegra210_sfc_iput_mono_to_stereo), SOC_ENUM_EXT("Output Stereo To Mono", tegra210_sfc_stereo_conv_enum, - tegra210_sfc_get_control, tegra210_sfc_put_control), + tegra210_sfc_oget_stereo_to_mono, + tegra210_sfc_oput_stereo_to_mono), SOC_ENUM_EXT("Output Mono To Stereo", tegra210_sfc_mono_conv_enum, - tegra210_sfc_get_control, tegra210_sfc_put_control), + tegra210_sfc_oget_mono_to_stereo, + tegra210_sfc_oput_mono_to_stereo), }; static const struct snd_soc_component_driver tegra210_sfc_cmpnt = { diff --git a/tools/include/linux/kernel.h b/tools/include/linux/kernel.h index a7e54a08fb54..3e8df500cfbd 100644 --- a/tools/include/linux/kernel.h +++ b/tools/include/linux/kernel.h @@ -7,6 +7,7 @@ #include <assert.h> #include <linux/build_bug.h> #include <linux/compiler.h> +#include <linux/math.h> #include <endian.h> #include <byteswap.h> @@ -14,8 +15,6 @@ #define UINT_MAX (~0U) #endif -#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) - #define PERF_ALIGN(x, a) __PERF_ALIGN_MASK(x, (typeof(x))(a)-1) #define __PERF_ALIGN_MASK(x, mask) (((x)+(mask))&~(mask)) @@ -52,15 +51,6 @@ _min1 < _min2 ? _min1 : _min2; }) #endif -#ifndef roundup -#define roundup(x, y) ( \ -{ \ - const typeof(y) __y = y; \ - (((x) + (__y - 1)) / __y) * __y; \ -} \ -) -#endif - #ifndef BUG_ON #ifdef NDEBUG #define BUG_ON(cond) do { if (cond) {} } while (0) @@ -104,16 +94,6 @@ int scnprintf_pad(char * buf, size_t size, const char * fmt, ...); #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) -/* - * This looks more complex than it should be. But we need to - * get the type for the ~ right in round_down (it needs to be - * as wide as the result!), and we want to evaluate the macro - * arguments just once each. - */ -#define __round_mask(x, y) ((__typeof__(x))((y)-1)) -#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1) -#define round_down(x, y) ((x) & ~__round_mask(x, y)) - #define current_gfp_context(k) 0 #define synchronize_rcu() diff --git a/tools/include/linux/math.h b/tools/include/linux/math.h new file mode 100644 index 000000000000..4e7af99ec9eb --- /dev/null +++ b/tools/include/linux/math.h @@ -0,0 +1,25 @@ +#ifndef _TOOLS_MATH_H +#define _TOOLS_MATH_H + +/* + * This looks more complex than it should be. But we need to + * get the type for the ~ right in round_down (it needs to be + * as wide as the result!), and we want to evaluate the macro + * arguments just once each. + */ +#define __round_mask(x, y) ((__typeof__(x))((y)-1)) +#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1) +#define round_down(x, y) ((x) & ~__round_mask(x, y)) + +#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) + +#ifndef roundup +#define roundup(x, y) ( \ +{ \ + const typeof(y) __y = y; \ + (((x) + (__y - 1)) / __y) * __y; \ +} \ +) +#endif + +#endif diff --git a/tools/testing/radix-tree/linux/lockdep.h b/tools/testing/radix-tree/linux/lockdep.h index 565fccdfe6e9..016cff473cfc 100644 --- a/tools/testing/radix-tree/linux/lockdep.h +++ b/tools/testing/radix-tree/linux/lockdep.h @@ -1,5 +1,8 @@ #ifndef _LINUX_LOCKDEP_H #define _LINUX_LOCKDEP_H + +#include <linux/spinlock.h> + struct lock_class_key { unsigned int a; }; diff --git a/tools/testing/selftests/kvm/kvm_create_max_vcpus.c b/tools/testing/selftests/kvm/kvm_create_max_vcpus.c index f968dfd4ee88..aed9dc3ca1e9 100644 --- a/tools/testing/selftests/kvm/kvm_create_max_vcpus.c +++ b/tools/testing/selftests/kvm/kvm_create_max_vcpus.c @@ -12,6 +12,7 @@ #include <stdio.h> #include <stdlib.h> #include <string.h> +#include <sys/resource.h> #include "test_util.h" @@ -40,11 +41,40 @@ int main(int argc, char *argv[]) { int kvm_max_vcpu_id = kvm_check_cap(KVM_CAP_MAX_VCPU_ID); int kvm_max_vcpus = kvm_check_cap(KVM_CAP_MAX_VCPUS); + /* + * Number of file descriptors reqired, KVM_CAP_MAX_VCPUS for vCPU fds + + * an arbitrary number for everything else. + */ + int nr_fds_wanted = kvm_max_vcpus + 100; + struct rlimit rl; pr_info("KVM_CAP_MAX_VCPU_ID: %d\n", kvm_max_vcpu_id); pr_info("KVM_CAP_MAX_VCPUS: %d\n", kvm_max_vcpus); /* + * Check that we're allowed to open nr_fds_wanted file descriptors and + * try raising the limits if needed. + */ + TEST_ASSERT(!getrlimit(RLIMIT_NOFILE, &rl), "getrlimit() failed!"); + + if (rl.rlim_cur < nr_fds_wanted) { + rl.rlim_cur = nr_fds_wanted; + if (rl.rlim_max < nr_fds_wanted) { + int old_rlim_max = rl.rlim_max; + rl.rlim_max = nr_fds_wanted; + + int r = setrlimit(RLIMIT_NOFILE, &rl); + if (r < 0) { + printf("RLIMIT_NOFILE hard limit is too low (%d, wanted %d)\n", + old_rlim_max, nr_fds_wanted); + exit(KSFT_SKIP); + } + } else { + TEST_ASSERT(!setrlimit(RLIMIT_NOFILE, &rl), "setrlimit() failed!"); + } + } + + /* * Upstream KVM prior to 4.8 does not support KVM_CAP_MAX_VCPU_ID. * Userspace is supposed to use KVM_CAP_MAX_VCPUS as the maximum ID * in this case. diff --git a/tools/testing/selftests/kvm/kvm_page_table_test.c b/tools/testing/selftests/kvm/kvm_page_table_test.c index 3836322add00..ba1fdc3dcf4a 100644 --- a/tools/testing/selftests/kvm/kvm_page_table_test.c +++ b/tools/testing/selftests/kvm/kvm_page_table_test.c @@ -280,7 +280,7 @@ static struct kvm_vm *pre_init_before_test(enum vm_guest_mode mode, void *arg) #ifdef __s390x__ alignment = max(0x100000, alignment); #endif - guest_test_phys_mem = align_down(guest_test_virt_mem, alignment); + guest_test_phys_mem = align_down(guest_test_phys_mem, alignment); /* Set up the shared data structure test_args */ test_args.vm = vm; diff --git a/tools/testing/selftests/kvm/x86_64/hyperv_features.c b/tools/testing/selftests/kvm/x86_64/hyperv_features.c index 91d88aaa9899..672915ce73d8 100644 --- a/tools/testing/selftests/kvm/x86_64/hyperv_features.c +++ b/tools/testing/selftests/kvm/x86_64/hyperv_features.c @@ -165,10 +165,10 @@ static void hv_set_cpuid(struct kvm_vm *vm, struct kvm_cpuid2 *cpuid, vcpu_set_cpuid(vm, VCPU_ID, cpuid); } -static void guest_test_msrs_access(struct kvm_vm *vm, struct msr_data *msr, - struct kvm_cpuid2 *best) +static void guest_test_msrs_access(void) { struct kvm_run *run; + struct kvm_vm *vm; struct ucall uc; int stage = 0, r; struct kvm_cpuid_entry2 feat = { @@ -180,11 +180,34 @@ static void guest_test_msrs_access(struct kvm_vm *vm, struct msr_data *msr, struct kvm_cpuid_entry2 dbg = { .function = HYPERV_CPUID_SYNDBG_PLATFORM_CAPABILITIES }; - struct kvm_enable_cap cap = {0}; - - run = vcpu_state(vm, VCPU_ID); + struct kvm_cpuid2 *best; + vm_vaddr_t msr_gva; + struct kvm_enable_cap cap = { + .cap = KVM_CAP_HYPERV_ENFORCE_CPUID, + .args = {1} + }; + struct msr_data *msr; while (true) { + vm = vm_create_default(VCPU_ID, 0, guest_msr); + + msr_gva = vm_vaddr_alloc_page(vm); + memset(addr_gva2hva(vm, msr_gva), 0x0, getpagesize()); + msr = addr_gva2hva(vm, msr_gva); + + vcpu_args_set(vm, VCPU_ID, 1, msr_gva); + vcpu_enable_cap(vm, VCPU_ID, &cap); + + vcpu_set_hv_cpuid(vm, VCPU_ID); + + best = kvm_get_supported_hv_cpuid(); + + vm_init_descriptor_tables(vm); + vcpu_init_descriptor_tables(vm, VCPU_ID); + vm_install_exception_handler(vm, GP_VECTOR, guest_gp_handler); + + run = vcpu_state(vm, VCPU_ID); + switch (stage) { case 0: /* @@ -315,6 +338,7 @@ static void guest_test_msrs_access(struct kvm_vm *vm, struct msr_data *msr, * capability enabled and guest visible CPUID bit unset. */ cap.cap = KVM_CAP_HYPERV_SYNIC2; + cap.args[0] = 0; vcpu_enable_cap(vm, VCPU_ID, &cap); break; case 22: @@ -461,9 +485,9 @@ static void guest_test_msrs_access(struct kvm_vm *vm, struct msr_data *msr, switch (get_ucall(vm, VCPU_ID, &uc)) { case UCALL_SYNC: - TEST_ASSERT(uc.args[1] == stage, - "Unexpected stage: %ld (%d expected)\n", - uc.args[1], stage); + TEST_ASSERT(uc.args[1] == 0, + "Unexpected stage: %ld (0 expected)\n", + uc.args[1]); break; case UCALL_ABORT: TEST_FAIL("%s at %s:%ld", (const char *)uc.args[0], @@ -474,13 +498,14 @@ static void guest_test_msrs_access(struct kvm_vm *vm, struct msr_data *msr, } stage++; + kvm_vm_free(vm); } } -static void guest_test_hcalls_access(struct kvm_vm *vm, struct hcall_data *hcall, - void *input, void *output, struct kvm_cpuid2 *best) +static void guest_test_hcalls_access(void) { struct kvm_run *run; + struct kvm_vm *vm; struct ucall uc; int stage = 0, r; struct kvm_cpuid_entry2 feat = { @@ -493,10 +518,38 @@ static void guest_test_hcalls_access(struct kvm_vm *vm, struct hcall_data *hcall struct kvm_cpuid_entry2 dbg = { .function = HYPERV_CPUID_SYNDBG_PLATFORM_CAPABILITIES }; - - run = vcpu_state(vm, VCPU_ID); + struct kvm_enable_cap cap = { + .cap = KVM_CAP_HYPERV_ENFORCE_CPUID, + .args = {1} + }; + vm_vaddr_t hcall_page, hcall_params; + struct hcall_data *hcall; + struct kvm_cpuid2 *best; while (true) { + vm = vm_create_default(VCPU_ID, 0, guest_hcall); + + vm_init_descriptor_tables(vm); + vcpu_init_descriptor_tables(vm, VCPU_ID); + vm_install_exception_handler(vm, UD_VECTOR, guest_ud_handler); + + /* Hypercall input/output */ + hcall_page = vm_vaddr_alloc_pages(vm, 2); + hcall = addr_gva2hva(vm, hcall_page); + memset(addr_gva2hva(vm, hcall_page), 0x0, 2 * getpagesize()); + + hcall_params = vm_vaddr_alloc_page(vm); + memset(addr_gva2hva(vm, hcall_params), 0x0, getpagesize()); + + vcpu_args_set(vm, VCPU_ID, 2, addr_gva2gpa(vm, hcall_page), hcall_params); + vcpu_enable_cap(vm, VCPU_ID, &cap); + + vcpu_set_hv_cpuid(vm, VCPU_ID); + + best = kvm_get_supported_hv_cpuid(); + + run = vcpu_state(vm, VCPU_ID); + switch (stage) { case 0: hcall->control = 0xdeadbeef; @@ -606,9 +659,9 @@ static void guest_test_hcalls_access(struct kvm_vm *vm, struct hcall_data *hcall switch (get_ucall(vm, VCPU_ID, &uc)) { case UCALL_SYNC: - TEST_ASSERT(uc.args[1] == stage, - "Unexpected stage: %ld (%d expected)\n", - uc.args[1], stage); + TEST_ASSERT(uc.args[1] == 0, + "Unexpected stage: %ld (0 expected)\n", + uc.args[1]); break; case UCALL_ABORT: TEST_FAIL("%s at %s:%ld", (const char *)uc.args[0], @@ -619,66 +672,15 @@ static void guest_test_hcalls_access(struct kvm_vm *vm, struct hcall_data *hcall } stage++; + kvm_vm_free(vm); } } int main(void) { - struct kvm_cpuid2 *best; - struct kvm_vm *vm; - vm_vaddr_t msr_gva, hcall_page, hcall_params; - struct kvm_enable_cap cap = { - .cap = KVM_CAP_HYPERV_ENFORCE_CPUID, - .args = {1} - }; - - /* Test MSRs */ - vm = vm_create_default(VCPU_ID, 0, guest_msr); - - msr_gva = vm_vaddr_alloc_page(vm); - memset(addr_gva2hva(vm, msr_gva), 0x0, getpagesize()); - vcpu_args_set(vm, VCPU_ID, 1, msr_gva); - vcpu_enable_cap(vm, VCPU_ID, &cap); - - vcpu_set_hv_cpuid(vm, VCPU_ID); - - best = kvm_get_supported_hv_cpuid(); - - vm_init_descriptor_tables(vm); - vcpu_init_descriptor_tables(vm, VCPU_ID); - vm_install_exception_handler(vm, GP_VECTOR, guest_gp_handler); - pr_info("Testing access to Hyper-V specific MSRs\n"); - guest_test_msrs_access(vm, addr_gva2hva(vm, msr_gva), - best); - kvm_vm_free(vm); - - /* Test hypercalls */ - vm = vm_create_default(VCPU_ID, 0, guest_hcall); - - vm_init_descriptor_tables(vm); - vcpu_init_descriptor_tables(vm, VCPU_ID); - vm_install_exception_handler(vm, UD_VECTOR, guest_ud_handler); - - /* Hypercall input/output */ - hcall_page = vm_vaddr_alloc_pages(vm, 2); - memset(addr_gva2hva(vm, hcall_page), 0x0, 2 * getpagesize()); - - hcall_params = vm_vaddr_alloc_page(vm); - memset(addr_gva2hva(vm, hcall_params), 0x0, getpagesize()); - - vcpu_args_set(vm, VCPU_ID, 2, addr_gva2gpa(vm, hcall_page), hcall_params); - vcpu_enable_cap(vm, VCPU_ID, &cap); - - vcpu_set_hv_cpuid(vm, VCPU_ID); - - best = kvm_get_supported_hv_cpuid(); + guest_test_msrs_access(); pr_info("Testing access to Hyper-V hypercalls\n"); - guest_test_hcalls_access(vm, addr_gva2hva(vm, hcall_params), - addr_gva2hva(vm, hcall_page), - addr_gva2hva(vm, hcall_page) + getpagesize(), - best); - - kvm_vm_free(vm); + guest_test_hcalls_access(); } diff --git a/tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c b/tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c index 5ba325cd64bf..29b18d565cf4 100644 --- a/tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c +++ b/tools/testing/selftests/kvm/x86_64/sev_migrate_tests.c @@ -54,12 +54,15 @@ static struct kvm_vm *sev_vm_create(bool es) return vm; } -static struct kvm_vm *__vm_create(void) +static struct kvm_vm *aux_vm_create(bool with_vcpus) { struct kvm_vm *vm; int i; vm = vm_create(VM_MODE_DEFAULT, 0, O_RDWR); + if (!with_vcpus) + return vm; + for (i = 0; i < NR_MIGRATE_TEST_VCPUS; ++i) vm_vcpu_add(vm, i); @@ -89,11 +92,11 @@ static void test_sev_migrate_from(bool es) { struct kvm_vm *src_vm; struct kvm_vm *dst_vms[NR_MIGRATE_TEST_VMS]; - int i; + int i, ret; src_vm = sev_vm_create(es); for (i = 0; i < NR_MIGRATE_TEST_VMS; ++i) - dst_vms[i] = __vm_create(); + dst_vms[i] = aux_vm_create(true); /* Initial migration from the src to the first dst. */ sev_migrate_from(dst_vms[0]->fd, src_vm->fd); @@ -102,7 +105,10 @@ static void test_sev_migrate_from(bool es) sev_migrate_from(dst_vms[i]->fd, dst_vms[i - 1]->fd); /* Migrate the guest back to the original VM. */ - sev_migrate_from(src_vm->fd, dst_vms[NR_MIGRATE_TEST_VMS - 1]->fd); + ret = __sev_migrate_from(src_vm->fd, dst_vms[NR_MIGRATE_TEST_VMS - 1]->fd); + TEST_ASSERT(ret == -1 && errno == EIO, + "VM that was migrated from should be dead. ret %d, errno: %d\n", ret, + errno); kvm_vm_free(src_vm); for (i = 0; i < NR_MIGRATE_TEST_VMS; ++i) @@ -146,6 +152,8 @@ static void test_sev_migrate_locking(void) for (i = 0; i < NR_LOCK_TESTING_THREADS; ++i) pthread_join(pt[i], NULL); + for (i = 0; i < NR_LOCK_TESTING_THREADS; ++i) + kvm_vm_free(input[i].vm); } static void test_sev_migrate_parameters(void) @@ -157,12 +165,11 @@ static void test_sev_migrate_parameters(void) sev_vm = sev_vm_create(/* es= */ false); sev_es_vm = sev_vm_create(/* es= */ true); vm_no_vcpu = vm_create(VM_MODE_DEFAULT, 0, O_RDWR); - vm_no_sev = __vm_create(); + vm_no_sev = aux_vm_create(true); sev_es_vm_no_vmsa = vm_create(VM_MODE_DEFAULT, 0, O_RDWR); sev_ioctl(sev_es_vm_no_vmsa->fd, KVM_SEV_ES_INIT, NULL); vm_vcpu_add(sev_es_vm_no_vmsa, 1); - ret = __sev_migrate_from(sev_vm->fd, sev_es_vm->fd); TEST_ASSERT( ret == -1 && errno == EINVAL, @@ -191,13 +198,151 @@ static void test_sev_migrate_parameters(void) TEST_ASSERT(ret == -1 && errno == EINVAL, "Migrations require SEV enabled. ret %d, errno: %d\n", ret, errno); + + kvm_vm_free(sev_vm); + kvm_vm_free(sev_es_vm); + kvm_vm_free(sev_es_vm_no_vmsa); + kvm_vm_free(vm_no_vcpu); + kvm_vm_free(vm_no_sev); +} + +static int __sev_mirror_create(int dst_fd, int src_fd) +{ + struct kvm_enable_cap cap = { + .cap = KVM_CAP_VM_COPY_ENC_CONTEXT_FROM, + .args = { src_fd } + }; + + return ioctl(dst_fd, KVM_ENABLE_CAP, &cap); +} + + +static void sev_mirror_create(int dst_fd, int src_fd) +{ + int ret; + + ret = __sev_mirror_create(dst_fd, src_fd); + TEST_ASSERT(!ret, "Copying context failed, ret: %d, errno: %d\n", ret, errno); +} + +static void test_sev_mirror(bool es) +{ + struct kvm_vm *src_vm, *dst_vm; + struct kvm_sev_launch_start start = { + .policy = es ? SEV_POLICY_ES : 0 + }; + int i; + + src_vm = sev_vm_create(es); + dst_vm = aux_vm_create(false); + + sev_mirror_create(dst_vm->fd, src_vm->fd); + + /* Check that we can complete creation of the mirror VM. */ + for (i = 0; i < NR_MIGRATE_TEST_VCPUS; ++i) + vm_vcpu_add(dst_vm, i); + sev_ioctl(dst_vm->fd, KVM_SEV_LAUNCH_START, &start); + if (es) + sev_ioctl(dst_vm->fd, KVM_SEV_LAUNCH_UPDATE_VMSA, NULL); + + kvm_vm_free(src_vm); + kvm_vm_free(dst_vm); +} + +static void test_sev_mirror_parameters(void) +{ + struct kvm_vm *sev_vm, *sev_es_vm, *vm_no_vcpu, *vm_with_vcpu; + int ret; + + sev_vm = sev_vm_create(/* es= */ false); + sev_es_vm = sev_vm_create(/* es= */ true); + vm_with_vcpu = aux_vm_create(true); + vm_no_vcpu = aux_vm_create(false); + + ret = __sev_mirror_create(sev_vm->fd, sev_vm->fd); + TEST_ASSERT( + ret == -1 && errno == EINVAL, + "Should not be able copy context to self. ret: %d, errno: %d\n", + ret, errno); + + ret = __sev_mirror_create(sev_vm->fd, sev_es_vm->fd); + TEST_ASSERT( + ret == -1 && errno == EINVAL, + "Should not be able copy context to SEV enabled VM. ret: %d, errno: %d\n", + ret, errno); + + ret = __sev_mirror_create(sev_es_vm->fd, sev_vm->fd); + TEST_ASSERT( + ret == -1 && errno == EINVAL, + "Should not be able copy context to SEV-ES enabled VM. ret: %d, errno: %d\n", + ret, errno); + + ret = __sev_mirror_create(vm_no_vcpu->fd, vm_with_vcpu->fd); + TEST_ASSERT(ret == -1 && errno == EINVAL, + "Copy context requires SEV enabled. ret %d, errno: %d\n", ret, + errno); + + ret = __sev_mirror_create(vm_with_vcpu->fd, sev_vm->fd); + TEST_ASSERT( + ret == -1 && errno == EINVAL, + "SEV copy context requires no vCPUS on the destination. ret: %d, errno: %d\n", + ret, errno); + + kvm_vm_free(sev_vm); + kvm_vm_free(sev_es_vm); + kvm_vm_free(vm_with_vcpu); + kvm_vm_free(vm_no_vcpu); +} + +static void test_sev_move_copy(void) +{ + struct kvm_vm *dst_vm, *sev_vm, *mirror_vm, *dst_mirror_vm; + int ret; + + sev_vm = sev_vm_create(/* es= */ false); + dst_vm = aux_vm_create(true); + mirror_vm = aux_vm_create(false); + dst_mirror_vm = aux_vm_create(false); + + sev_mirror_create(mirror_vm->fd, sev_vm->fd); + ret = __sev_migrate_from(dst_vm->fd, sev_vm->fd); + TEST_ASSERT(ret == -1 && errno == EBUSY, + "Cannot migrate VM that has mirrors. ret %d, errno: %d\n", ret, + errno); + + /* The mirror itself can be migrated. */ + sev_migrate_from(dst_mirror_vm->fd, mirror_vm->fd); + ret = __sev_migrate_from(dst_vm->fd, sev_vm->fd); + TEST_ASSERT(ret == -1 && errno == EBUSY, + "Cannot migrate VM that has mirrors. ret %d, errno: %d\n", ret, + errno); + + /* + * mirror_vm is not a mirror anymore, dst_mirror_vm is. Thus, + * the owner can be copied as soon as dst_mirror_vm is gone. + */ + kvm_vm_free(dst_mirror_vm); + sev_migrate_from(dst_vm->fd, sev_vm->fd); + + kvm_vm_free(mirror_vm); + kvm_vm_free(dst_vm); + kvm_vm_free(sev_vm); } int main(int argc, char *argv[]) { - test_sev_migrate_from(/* es= */ false); - test_sev_migrate_from(/* es= */ true); - test_sev_migrate_locking(); - test_sev_migrate_parameters(); + if (kvm_check_cap(KVM_CAP_VM_MOVE_ENC_CONTEXT_FROM)) { + test_sev_migrate_from(/* es= */ false); + test_sev_migrate_from(/* es= */ true); + test_sev_migrate_locking(); + test_sev_migrate_parameters(); + if (kvm_check_cap(KVM_CAP_VM_COPY_ENC_CONTEXT_FROM)) + test_sev_move_copy(); + } + if (kvm_check_cap(KVM_CAP_VM_COPY_ENC_CONTEXT_FROM)) { + test_sev_mirror(/* es= */ false); + test_sev_mirror(/* es= */ true); + test_sev_mirror_parameters(); + } return 0; } diff --git a/tools/testing/selftests/net/fcnal-test.sh b/tools/testing/selftests/net/fcnal-test.sh index 128f791a5b7d..32d5f7bc588e 100755 --- a/tools/testing/selftests/net/fcnal-test.sh +++ b/tools/testing/selftests/net/fcnal-test.sh @@ -4042,8 +4042,8 @@ EOF ################################################################################ # main -TESTS_IPV4="ipv4_ping ipv4_tcp ipv4_udp ipv4_addr_bind ipv4_runtime ipv4_netfilter" -TESTS_IPV6="ipv6_ping ipv6_tcp ipv6_udp ipv6_addr_bind ipv6_runtime ipv6_netfilter" +TESTS_IPV4="ipv4_ping ipv4_tcp ipv4_udp ipv4_bind ipv4_runtime ipv4_netfilter" +TESTS_IPV6="ipv6_ping ipv6_tcp ipv6_udp ipv6_bind ipv6_runtime ipv6_netfilter" TESTS_OTHER="use_cases" PAUSE_ON_FAIL=no diff --git a/tools/testing/selftests/wireguard/netns.sh b/tools/testing/selftests/wireguard/netns.sh index ebc4ee0fe179..8a9461aa0878 100755 --- a/tools/testing/selftests/wireguard/netns.sh +++ b/tools/testing/selftests/wireguard/netns.sh @@ -276,7 +276,11 @@ n0 ping -W 1 -c 1 192.168.241.2 n1 wg set wg0 peer "$pub2" endpoint 192.168.241.2:7 ip2 link del wg0 ip2 link del wg1 -! n0 ping -W 1 -c 10 -f 192.168.241.2 || false # Should not crash kernel +read _ _ tx_bytes_before < <(n0 wg show wg1 transfer) +! n0 ping -W 1 -c 10 -f 192.168.241.2 || false +sleep 1 +read _ _ tx_bytes_after < <(n0 wg show wg1 transfer) +(( tx_bytes_after - tx_bytes_before < 70000 )) ip0 link del wg1 ip1 link del wg0 @@ -609,6 +613,28 @@ ip0 link set wg0 up kill $ncat_pid ip0 link del wg0 +# Ensure that dst_cache references don't outlive netns lifetime +ip1 link add dev wg0 type wireguard +ip2 link add dev wg0 type wireguard +configure_peers +ip1 link add veth1 type veth peer name veth2 +ip1 link set veth2 netns $netns2 +ip1 addr add fd00:aa::1/64 dev veth1 +ip2 addr add fd00:aa::2/64 dev veth2 +ip1 link set veth1 up +ip2 link set veth2 up +waitiface $netns1 veth1 +waitiface $netns2 veth2 +ip1 -6 route add default dev veth1 via fd00:aa::2 +ip2 -6 route add default dev veth2 via fd00:aa::1 +n1 wg set wg0 peer "$pub2" endpoint [fd00:aa::2]:2 +n2 wg set wg0 peer "$pub1" endpoint [fd00:aa::1]:1 +n1 ping6 -c 1 fd00::2 +pp ip netns delete $netns1 +pp ip netns delete $netns2 +pp ip netns add $netns1 +pp ip netns add $netns2 + # Ensure there aren't circular reference loops ip1 link add wg1 type wireguard ip2 link add wg2 type wireguard @@ -627,7 +653,7 @@ while read -t 0.1 -r line 2>/dev/null || [[ $? -ne 142 ]]; do done < /dev/kmsg alldeleted=1 for object in "${!objects[@]}"; do - if [[ ${objects["$object"]} != *createddestroyed ]]; then + if [[ ${objects["$object"]} != *createddestroyed && ${objects["$object"]} != *createdcreateddestroyeddestroyed ]]; then echo "Error: $object: merely ${objects["$object"]}" >&3 alldeleted=0 fi diff --git a/tools/testing/selftests/wireguard/qemu/debug.config b/tools/testing/selftests/wireguard/qemu/debug.config index fe07d97df9fa..2b321b8a96cf 100644 --- a/tools/testing/selftests/wireguard/qemu/debug.config +++ b/tools/testing/selftests/wireguard/qemu/debug.config @@ -47,7 +47,7 @@ CONFIG_DEBUG_ATOMIC_SLEEP=y CONFIG_TRACE_IRQFLAGS=y CONFIG_DEBUG_BUGVERBOSE=y CONFIG_DEBUG_LIST=y -CONFIG_DEBUG_PI_LIST=y +CONFIG_DEBUG_PLIST=y CONFIG_PROVE_RCU=y CONFIG_SPARSE_RCU_POINTER=y CONFIG_RCU_CPU_STALL_TIMEOUT=21 diff --git a/tools/testing/selftests/wireguard/qemu/kernel.config b/tools/testing/selftests/wireguard/qemu/kernel.config index 74db83a0aedd..a9b5a520a1d2 100644 --- a/tools/testing/selftests/wireguard/qemu/kernel.config +++ b/tools/testing/selftests/wireguard/qemu/kernel.config @@ -66,6 +66,7 @@ CONFIG_PROC_SYSCTL=y CONFIG_SYSFS=y CONFIG_TMPFS=y CONFIG_CONSOLE_LOGLEVEL_DEFAULT=15 +CONFIG_LOG_BUF_SHIFT=18 CONFIG_PRINTK_TIME=y CONFIG_BLK_DEV_INITRD=y CONFIG_LEGACY_VSYSCALL_NONE=y diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 9646bb9112c1..72c4e6b39389 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1531,11 +1531,10 @@ static struct kvm_memslots *kvm_dup_memslots(struct kvm_memslots *old, static int kvm_set_memslot(struct kvm *kvm, const struct kvm_userspace_memory_region *mem, - struct kvm_memory_slot *old, struct kvm_memory_slot *new, int as_id, enum kvm_mr_change change) { - struct kvm_memory_slot *slot; + struct kvm_memory_slot *slot, old; struct kvm_memslots *slots; int r; @@ -1566,7 +1565,7 @@ static int kvm_set_memslot(struct kvm *kvm, * Note, the INVALID flag needs to be in the appropriate entry * in the freshly allocated memslots, not in @old or @new. */ - slot = id_to_memslot(slots, old->id); + slot = id_to_memslot(slots, new->id); slot->flags |= KVM_MEMSLOT_INVALID; /* @@ -1597,6 +1596,26 @@ static int kvm_set_memslot(struct kvm *kvm, kvm_copy_memslots(slots, __kvm_memslots(kvm, as_id)); } + /* + * Make a full copy of the old memslot, the pointer will become stale + * when the memslots are re-sorted by update_memslots(), and the old + * memslot needs to be referenced after calling update_memslots(), e.g. + * to free its resources and for arch specific behavior. This needs to + * happen *after* (re)acquiring slots_arch_lock. + */ + slot = id_to_memslot(slots, new->id); + if (slot) { + old = *slot; + } else { + WARN_ON_ONCE(change != KVM_MR_CREATE); + memset(&old, 0, sizeof(old)); + old.id = new->id; + old.as_id = as_id; + } + + /* Copy the arch-specific data, again after (re)acquiring slots_arch_lock. */ + memcpy(&new->arch, &old.arch, sizeof(old.arch)); + r = kvm_arch_prepare_memory_region(kvm, new, mem, change); if (r) goto out_slots; @@ -1604,14 +1623,18 @@ static int kvm_set_memslot(struct kvm *kvm, update_memslots(slots, new, change); slots = install_new_memslots(kvm, as_id, slots); - kvm_arch_commit_memory_region(kvm, mem, old, new, change); + kvm_arch_commit_memory_region(kvm, mem, &old, new, change); + + /* Free the old memslot's metadata. Note, this is the full copy!!! */ + if (change == KVM_MR_DELETE) + kvm_free_memslot(kvm, &old); kvfree(slots); return 0; out_slots: if (change == KVM_MR_DELETE || change == KVM_MR_MOVE) { - slot = id_to_memslot(slots, old->id); + slot = id_to_memslot(slots, new->id); slot->flags &= ~KVM_MEMSLOT_INVALID; slots = install_new_memslots(kvm, as_id, slots); } else { @@ -1626,7 +1649,6 @@ static int kvm_delete_memslot(struct kvm *kvm, struct kvm_memory_slot *old, int as_id) { struct kvm_memory_slot new; - int r; if (!old->npages) return -EINVAL; @@ -1639,12 +1661,7 @@ static int kvm_delete_memslot(struct kvm *kvm, */ new.as_id = as_id; - r = kvm_set_memslot(kvm, mem, old, &new, as_id, KVM_MR_DELETE); - if (r) - return r; - - kvm_free_memslot(kvm, old); - return 0; + return kvm_set_memslot(kvm, mem, &new, as_id, KVM_MR_DELETE); } /* @@ -1672,7 +1689,8 @@ int __kvm_set_memory_region(struct kvm *kvm, id = (u16)mem->slot; /* General sanity checks */ - if (mem->memory_size & (PAGE_SIZE - 1)) + if ((mem->memory_size & (PAGE_SIZE - 1)) || + (mem->memory_size != (unsigned long)mem->memory_size)) return -EINVAL; if (mem->guest_phys_addr & (PAGE_SIZE - 1)) return -EINVAL; @@ -1718,7 +1736,6 @@ int __kvm_set_memory_region(struct kvm *kvm, if (!old.npages) { change = KVM_MR_CREATE; new.dirty_bitmap = NULL; - memset(&new.arch, 0, sizeof(new.arch)); } else { /* Modify an existing slot. */ if ((new.userspace_addr != old.userspace_addr) || (new.npages != old.npages) || @@ -1732,9 +1749,8 @@ int __kvm_set_memory_region(struct kvm *kvm, else /* Nothing to change. */ return 0; - /* Copy dirty_bitmap and arch from the current memslot. */ + /* Copy dirty_bitmap from the current memslot. */ new.dirty_bitmap = old.dirty_bitmap; - memcpy(&new.arch, &old.arch, sizeof(new.arch)); } if ((change == KVM_MR_CREATE) || (change == KVM_MR_MOVE)) { @@ -1760,7 +1776,7 @@ int __kvm_set_memory_region(struct kvm *kvm, bitmap_set(new.dirty_bitmap, 0, new.npages); } - r = kvm_set_memslot(kvm, mem, &old, &new, as_id, change); + r = kvm_set_memslot(kvm, mem, &new, as_id, change); if (r) goto out_bitmap; @@ -2915,7 +2931,8 @@ int kvm_write_guest_offset_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, int r; gpa_t gpa = ghc->gpa + offset; - BUG_ON(len + offset > ghc->len); + if (WARN_ON_ONCE(len + offset > ghc->len)) + return -EINVAL; if (slots->generation != ghc->generation) { if (__kvm_gfn_to_hva_cache_init(slots, ghc, ghc->gpa, ghc->len)) @@ -2952,7 +2969,8 @@ int kvm_read_guest_offset_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, int r; gpa_t gpa = ghc->gpa + offset; - BUG_ON(len + offset > ghc->len); + if (WARN_ON_ONCE(len + offset > ghc->len)) + return -EINVAL; if (slots->generation != ghc->generation) { if (__kvm_gfn_to_hva_cache_init(slots, ghc, ghc->gpa, ghc->len)) |