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Linux 5.6
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Merge vm fixes from Andrew Morton:
"5 fixes"
* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
mm/sparse: fix kernel crash with pfn_section_valid check
mm: fork: fix kernel_stack memcg stats for various stack implementations
hugetlb_cgroup: fix illegal access to memory
drivers/base/memory.c: indicate all memory blocks as removable
mm/swapfile.c: move inode_lock out of claim_swapfile
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer fix from Thomas Gleixner:
"A single fix for the Hyper-V clocksource driver to make sched clock
actually return nanoseconds and not the virtual clock value which
increments at 10e7 HZ (100ns)"
* tag 'timers-urgent-2020-03-29' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
clocksource/drivers/hyper-v: Make sched clock return nanoseconds correctly
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We see multiple issues with the implementation/interface to compute
whether a memory block can be offlined (exposed via
/sys/devices/system/memory/memoryX/removable) and would like to simplify
it (remove the implementation).
1. It runs basically lockless. While this might be good for performance,
we see possible races with memory offlining that will require at
least some sort of locking to fix.
2. Nowadays, more false positives are possible. No arch-specific checks
are performed that validate if memory offlining will not be denied
right away (and such check will require locking). For example, arm64
won't allow to offline any memory block that was added during boot -
which will imply a very high error rate. Other archs have other
constraints.
3. The interface is inherently racy. E.g., if a memory block is detected
to be removable (and was not a false positive at that time), there is
still no guarantee that offlining will actually succeed. So any
caller already has to deal with false positives.
4. It is unclear which performance benefit this interface actually
provides. The introducing commit 5c755e9fd813 ("memory-hotplug: add
sysfs removable attribute for hotplug memory remove") mentioned
"A user-level agent must be able to identify which sections
of memory are likely to be removable before attempting the
potentially expensive operation."
However, no actual performance comparison was included.
Known users:
- lsmem: Will group memory blocks based on the "removable" property. [1]
- chmem: Indirect user. It has a RANGE mode where one can specify
removable ranges identified via lsmem to be offlined. However,
it also has a "SIZE" mode, which allows a sysadmin to skip the
manual "identify removable blocks" step. [2]
- powerpc-utils: Uses the "removable" attribute to skip some memory
blocks right away when trying to find some to offline+remove.
However, with ballooning enabled, it already skips this
information completely (because it once resulted in many false
negatives). Therefore, the implementation can deal with false
positives properly already. [3]
According to Nathan Fontenot, DLPAR on powerpc is nowadays no longer
driven from userspace via the drmgr command (powerpc-utils). Nowadays
it's managed in the kernel - including onlining/offlining of memory
blocks - triggered by drmgr writing to /sys/kernel/dlpar. So the
affected legacy userspace handling is only active on old kernels. Only
very old versions of drmgr on a new kernel (unlikely) might execute
slower - totally acceptable.
With CONFIG_MEMORY_HOTREMOVE, always indicating "removable" should not
break any user space tool. We implement a very bad heuristic now.
Without CONFIG_MEMORY_HOTREMOVE we cannot offline anything, so report
"not removable" as before.
Original discussion can be found in [4] ("[PATCH RFC v1] mm:
is_mem_section_removable() overhaul").
Other users of is_mem_section_removable() will be removed next, so that
we can remove is_mem_section_removable() completely.
[1] http://man7.org/linux/man-pages/man1/lsmem.1.html
[2] http://man7.org/linux/man-pages/man8/chmem.8.html
[3] https://github.com/ibm-power-utilities/powerpc-utils
[4] https://lkml.kernel.org/r/20200117105759.27905-1-david@redhat.com
Also, this patch probably fixes a crash reported by Steve.
http://lkml.kernel.org/r/CAPcyv4jpdaNvJ67SkjyUJLBnBnXXQv686BiVW042g03FUmWLXw@mail.gmail.com
Reported-by: "Scargall, Steve" <steve.scargall@intel.com>
Suggested-by: Michal Hocko <mhocko@kernel.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Nathan Fontenot <ndfont@gmail.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Badari Pulavarty <pbadari@us.ibm.com>
Cc: Robert Jennings <rcj@linux.vnet.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Karel Zak <kzak@redhat.com>
Cc: <stable@vger.kernel.org>
Link: http://lkml.kernel.org/r/20200128093542.6908-1-david@redhat.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Pull networking fixes from David Miller:
1) Fix memory leak in vti6, from Torsten Hilbrich.
2) Fix double free in xfrm_policy_timer, from YueHaibing.
3) NL80211_ATTR_CHANNEL_WIDTH attribute is put with wrong type, from
Johannes Berg.
4) Wrong allocation failure check in qlcnic driver, from Xu Wang.
5) Get ks8851-ml IO operations right, for real this time, from Marek
Vasut.
* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (22 commits)
r8169: fix PHY driver check on platforms w/o module softdeps
net: ks8851-ml: Fix IO operations, again
mlxsw: spectrum_mr: Fix list iteration in error path
qlcnic: Fix bad kzalloc null test
mac80211: set IEEE80211_TX_CTRL_PORT_CTRL_PROTO for nl80211 TX
mac80211: mark station unauthorized before key removal
mac80211: Check port authorization in the ieee80211_tx_dequeue() case
cfg80211: Do not warn on same channel at the end of CSA
mac80211: drop data frames without key on encrypted links
ieee80211: fix HE SPR size calculation
nl80211: fix NL80211_ATTR_CHANNEL_WIDTH attribute type
xfrm: policy: Fix doulbe free in xfrm_policy_timer
bpf: Explicitly memset some bpf info structures declared on the stack
bpf: Explicitly memset the bpf_attr structure
bpf: Sanitize the bpf_struct_ops tcp-cc name
vti6: Fix memory leak of skb if input policy check fails
esp: remove the skb from the chain when it's enqueued in cryptd_wq
ipv6: xfrm6_tunnel.c: Use built-in RCU list checking
xfrm: add the missing verify_sec_ctx_len check in xfrm_add_acquire
xfrm: fix uctx len check in verify_sec_ctx_len
...
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git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
"Three more driver bugfixes, and two doc improvements fixing build
warnings while we are here"
* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: pca-platform: Use platform_irq_get_optional
i2c: st: fix missing struct parameter description
i2c: nvidia-gpu: Handle timeout correctly in gpu_i2c_check_status()
i2c: fix a doc warning
i2c: hix5hd2: add missed clk_disable_unprepare in remove
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fixes from James Bottomley:
"Two small fixes: one in drivers (qla2xxx), and one in the core (sd) to
try to cope with USB enclosures that silently change reported
parameters"
* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
scsi: sd: Fix optimal I/O size for devices that change reported values
scsi: qla2xxx: Fix I/Os being passed down when FC device is being deleted
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The interrupt is not required so use platform_irq_get_optional() to
avoid error messages like
i2c-pca-platform 22080000.i2c: IRQ index 0 not found
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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Fix a missing struct parameter description to allow
warning free W=1 compilation.
Signed-off-by: Alain Volmat <avolmat@me.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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On Android/x86 the module loading infrastructure can't deal with
softdeps. Therefore the check for presence of the Realtek PHY driver
module fails. mdiobus_register() will try to load the PHY driver
module, therefore move the check to after this call and explicitly
check that a dedicated PHY driver is bound to the PHY device.
Fixes: f32593773549 ("r8169: check that Realtek PHY driver module is loaded")
Reported-by: Chih-Wei Huang <cwhuang@android-x86.org>
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
Pull ARM DT and driver fixes from Arnd Bergmann:
"For the devicetree files, there are a total of 20 patches, almost
entirely for 32-bit machines:
- The Allwinner/sun9i r40 SoC dtsi file contains a number of issues,
both for correctness and for style that are addressed in separate
patches. This causes most of the changed lines of the DT updates
this time.
- More Allwinner updates fixing the identification of the security
system on sun8i/A33, a recent regression of the A83t ethernet, and
a few board specific issues on the TBS-A711 macine.
- Several bug fixes for OMAP dts files, most notably fixing the
timings for the NAND flash on the Nokia N900 that regressed a while
ago after the move to configuring them from DT. Some other OMAPs
now set the correct dma limits on the L3 bus, and a regression fix
addresses lost Ethernet on dm814x
- One incorrect setting in the newly added Raspberry Pi Zero W that
may cause issues with the SD card controller.
- A missing property on the bcm2835 firmware node caused incorrect
DMA settings.
- An old bug on the oxnas platform causing spurious interrupts is
finally addressed.
- A regression on the Exynos Midas board broke the OLED panel power
supply.
- The i.MX6 phycore SoM specified the wrong voltage for the SoC, this
is now set to the values from the datasheet.
- Some 64-bit machines use a deprecated string to identify the PSCI
firmware.
There are also several small code fixes addressing mostly serious
issues:
- Fix the sunxi rsb bus access to no longer return incorrect data
when mixing 8 and 16 bit I/O.
- Fix a suspend/resume regression on the OMAP2+ lcdc from a missing
quirk in the ti-sysc driver
- Fix a NULL pointer access from a race in the fsl dpio driver
- Fix a v5.5 regression in the exynos-chipid driver that caused an
invalid error code probing the device on non-exynos platforms
- Fix an out-of-bounds access in the AMD TEE driver"
* tag 'arm-soc-fixes-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (24 commits)
soc: samsung: chipid: Fix return value on non-Exynos platforms
arm64: dts: Fix leftover entry-methods for PSCI
ARM: dts: exynos: Fix regulator node aliasing on Midas-based boards
ARM: dts: oxnas: Fix clear-mask property
ARM: dts: bcm283x: Fix vc4's firmware bus DMA limitations
ARM: dts: omap5: Add bus_dma_limit for L3 bus
ARM: dts: omap4-droid4: Fix lost touchscreen interrupts
ARM: dts: dra7: Add bus_dma_limit for L3 bus
ARM: bcm2835-rpi-zero-w: Add missing pinctrl name
ARM: dts: sun8i: a33: add the new SS compatible
dt-bindings: crypto: add new compatible for A33 SS
ARM: dts: sun8i: r40: Move SPI device nodes based on address order
ARM: dts: sun8i: r40: Fix register base address for SPI2 and SPI3
ARM: dts: sun8i: r40: Move AHCI device node based on address order
ARM: dts: imx6: phycore-som: fix arm and soc minimum voltage
soc: fsl: dpio: register dpio irq handlers after dpio create
tee: amdtee: out of bounds read in find_session()
ARM: dts: N900: fix onenand timings
bus: ti-sysc: Fix quirk flags for lcdc on am335x
ARM: dts: Fix dm814x Ethernet by changing to use rgmii-id mode
...
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux
Pull clk fixes from Stephen Boyd:
"A handful of clk driver fixes.
Mostly they're around the i.MX drivers fixing the parents of a few
clks and making KASAN happy with how the message passing code works.
Besides that we have a TI driver fix for the RTC parent and a fix for
the basic gate type registration functions introduced this release
where they didn't actually pass the arguments in the right places to
the multiplexer function down below"
* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
clk: imx: Align imx sc clock parent msg structs to 4
clk: imx: Align imx sc clock msg structs to 4
clk: Pass correct arguments to __clk_hw_register_gate()
clk: ti: am43xx: Fix clock parent for RTC clock
clk: imx8mp: Correct the enet_qos parent clock
clk: imx8mp: Correct IMX8MP_CLK_HDMI_AXI clock parent
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Pull drm fixes from Dave Airlie:
"Pretty quiet: some minor sg mapping fixes for 3 drivers, and a single
oops fix for the scheduler. I'm hoping nobody tries to send me a fixes
pull today but I'll keep an eye out of the weekend.
radeon/amdgpu/dma-buf:
- sg list fixes
scheduler:
- oops fix"
* tag 'drm-fixes-2020-03-27' of git://anongit.freedesktop.org/drm/drm:
drm/scheduler: fix rare NULL ptr race
drm/radeon: fix scatter-gather mapping with user pages
drm/amdgpu: fix scatter-gather mapping with user pages
drm/prime: use dma length macro when mapping sg
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The sched clock read functions return the HV clock (100ns granularity)
without converting it to nanoseconds.
Add the missing conversion.
Fixes: bd00cd52d5be ("clocksource/drivers/hyperv: Add Hyper-V specific sched clock function")
Signed-off-by: Yubo Xie <yuboxie@microsoft.com>
Signed-off-by: Tianyu Lan <Tianyu.Lan@microsoft.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20200327021159.31429-1-Tianyu.Lan@microsoft.com
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
- a fix to generate proper timestamps on key autorepeat events that
were broken recently
- a fix for Synaptics driver to only activate reduced reporting mode
when explicitly requested
- a new keycode for "selective screenshot" function
- other assorted fixes
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: fix stale timestamp on key autorepeat events
Input: move the new KEY_SELECTIVE_SCREENSHOT keycode
Input: avoid BIT() macro usage in the serio.h UAPI header
Input: synaptics-rmi4 - set reduced reporting mode only when requested
Input: synaptics - enable RMI on HP Envy 13-ad105ng
Input: allocate keycode for "Selective Screenshot" key
Input: tm2-touchkey - add support for Coreriver TC360 variant
dt-bindings: input: add Coreriver TC360 binding
dt-bindings: vendor-prefixes: Add Coreriver vendor prefix
Input: raydium_i2c_ts - fix error codes in raydium_i2c_boot_trigger()
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This patch reverts 58292104832f ("net: ks8851-ml: Fix 16-bit IO operation")
and edacb098ea9c ("net: ks8851-ml: Fix 16-bit data access"), because it
turns out these were only necessary due to buggy hardware. This patch adds
a check for such a buggy hardware to prevent any such mistakes again.
While working further on the KS8851 driver, it came to light that the
KS8851-16MLL is capable of switching bus endianness by a hardware strap,
EESK pin. If this strap is incorrect, the IO accesses require such endian
swapping as is being reverted by this patch. Such swapping also impacts
the performance significantly.
Hence, in addition to removing it, detect that the hardware is broken,
report to user, and fail to bind with such hardware.
Fixes: 58292104832f ("net: ks8851-ml: Fix 16-bit IO operation")
Fixes: edacb098ea9c ("net: ks8851-ml: Fix 16-bit data access")
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: David S. Miller <davem@davemloft.net>
Cc: Lukas Wunner <lukas@wunner.de>
Cc: Petr Stetiar <ynezz@true.cz>
Cc: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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git://people.freedesktop.org/~agd5f/linux into drm-fixes
amd-drm-fixes-5.6-2020-03-26:
Scheduler:
- Fix a race condition that could result in a segfault
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200326144538.3937-1-alexander.deucher@amd.com
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git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
drm-misc-fixes for v5.6:
- SG fixes for prime, radeon and amdgpu.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ef10e822-76dd-125d-ec1f-9a78c5f76bc3@linux.intel.com
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We need to refresh timestamp when emitting key autorepeat events, otherwise
they will carry timestamp of the original key press event.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=206929
Fixes: 3b51c44bd693 ("Input: allow drivers specify timestamp for input events")
Cc: stable@vger.kernel.org
Reported-by: teika kazura <teika@gmx.com>
Tested-by: teika kazura <teika@gmx.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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list_for_each_entry_from_reverse() iterates backwards over the list from
the current position, but in the error path we should start from the
previous position.
Fix this by using list_for_each_entry_continue_reverse() instead.
This suppresses the following error from coccinelle:
drivers/net/ethernet/mellanox/mlxsw//spectrum_mr.c:655:34-38: ERROR:
invalid reference to the index variable of the iterator on line 636
Fixes: c011ec1bbfd6 ("mlxsw: spectrum: Add the multicast routing offloading logic")
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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In qlcnic_83xx_get_reset_instruction_template, the variable
of null test is bad, so correct it.
Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Pull rdma fixes from Jason Gunthorpe:
"A small set of late-rc patches, mostly fixes for various crashers,
some syzkaller fixes and a mlx5 HW limitation:
- Several MAINTAINERS updates
- Memory leak regression in ODP
- Several fixes for syzkaller related crashes. Google recently taught
syzkaller to create the software RDMA devices
- Crash fixes for HFI1
- Several fixes for mlx5 crashes
- Prevent unprivileged access to an unsafe mlx5 HW resource"
* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
RDMA/mlx5: Block delay drop to unprivileged users
RDMA/mlx5: Fix access to wrong pointer while performing flush due to error
RDMA/core: Ensure security pkey modify is not lost
MAINTAINERS: Clean RXE section and add Zhu as RXE maintainer
IB/hfi1: Ensure pq is not left on waitlist
IB/rdmavt: Free kernel completion queue when done
RDMA/mad: Do not crash if the rdma device does not have a umad interface
RDMA/core: Fix missing error check on dev_set_name()
RDMA/nl: Do not permit empty devices names during RDMA_NLDEV_CMD_NEWLINK/SET
RDMA/mlx5: Fix the number of hwcounters of a dynamic counter
MAINTAINERS: Update maintainers for HISILICON ROCE DRIVER
RDMA/odp: Fix leaking the tgid for implicit ODP
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There is one one corner case at dma_fence_signal_locked
which will raise the NULL pointer problem just like below.
->dma_fence_signal
->dma_fence_signal_locked
->test_and_set_bit
here trigger dma_fence_release happen due to the zero of fence refcount.
->dma_fence_put
->dma_fence_release
->drm_sched_fence_release_scheduled
->call_rcu
here make the union fled “cb_list” at finished fence
to NULL because struct rcu_head contains two pointer
which is same as struct list_head cb_list
Therefore, to hold the reference of finished fence at drm_sched_process_job
to prevent the null pointer during finished fence dma_fence_signal
[ 732.912867] BUG: kernel NULL pointer dereference, address: 0000000000000008
[ 732.914815] #PF: supervisor write access in kernel mode
[ 732.915731] #PF: error_code(0x0002) - not-present page
[ 732.916621] PGD 0 P4D 0
[ 732.917072] Oops: 0002 [#1] SMP PTI
[ 732.917682] CPU: 7 PID: 0 Comm: swapper/7 Tainted: G OE 5.4.0-rc7 #1
[ 732.918980] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.8.2-0-g33fbe13 by qemu-project.org 04/01/2014
[ 732.920906] RIP: 0010:dma_fence_signal_locked+0x3e/0x100
[ 732.938569] Call Trace:
[ 732.939003] <IRQ>
[ 732.939364] dma_fence_signal+0x29/0x50
[ 732.940036] drm_sched_fence_finished+0x12/0x20 [gpu_sched]
[ 732.940996] drm_sched_process_job+0x34/0xa0 [gpu_sched]
[ 732.941910] dma_fence_signal_locked+0x85/0x100
[ 732.942692] dma_fence_signal+0x29/0x50
[ 732.943457] amdgpu_fence_process+0x99/0x120 [amdgpu]
[ 732.944393] sdma_v4_0_process_trap_irq+0x81/0xa0 [amdgpu]
v2: hold the finished fence at drm_sched_process_job instead of
amdgpu_fence_process
v3: resume the blank line
Signed-off-by: Yintian Tao <yttao@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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The imx SC api strongly assumes that messages are composed out of
4-bytes words but some of our message structs have odd sizeofs.
This produces many oopses with CONFIG_KASAN=y.
Fix by marking with __aligned(4).
Fixes: 666aed2d13ee ("clk: imx: scu: add set parent support")
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Link: https://lkml.kernel.org/r/aad021e432b3062c142973d09b766656eec18fde.1582216144.git.leonard.crestez@nxp.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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The imx SC api strongly assumes that messages are composed out of
4-bytes words but some of our message structs have odd sizeofs.
This produces many oopses with CONFIG_KASAN=y.
Fix by marking with __aligned(4).
Fixes: fe37b4820417 ("clk: imx: add scu clock common part")
Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
Link: https://lkml.kernel.org/r/10e97a04980d933b2cfecb6b124bf9046b6e4f16.1582216144.git.leonard.crestez@nxp.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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Pull networking fixes from David Miller:
1) Fix deadlock in bpf_send_signal() from Yonghong Song.
2) Fix off by one in kTLS offload of mlx5, from Tariq Toukan.
3) Add missing locking in iwlwifi mvm code, from Avraham Stern.
4) Fix MSG_WAITALL handling in rxrpc, from David Howells.
5) Need to hold RTNL mutex in tcindex_partial_destroy_work(), from Cong
Wang.
6) Fix producer race condition in AF_PACKET, from Willem de Bruijn.
7) cls_route removes the wrong filter during change operations, from
Cong Wang.
8) Reject unrecognized request flags in ethtool netlink code, from
Michal Kubecek.
9) Need to keep MAC in reset until PHY is up in bcmgenet driver, from
Doug Berger.
10) Don't leak ct zone template in act_ct during replace, from Paul
Blakey.
11) Fix flushing of offloaded netfilter flowtable flows, also from Paul
Blakey.
12) Fix throughput drop during tx backpressure in cxgb4, from Rahul
Lakkireddy.
13) Don't let a non-NULL skb->dev leave the TCP stack, from Eric
Dumazet.
14) TCP_QUEUE_SEQ socket option has to update tp->copied_seq as well,
also from Eric Dumazet.
15) Restrict macsec to ethernet devices, from Willem de Bruijn.
16) Fix reference leak in some ethtool *_SET handlers, from Michal
Kubecek.
17) Fix accidental disabling of MSI for some r8169 chips, from Heiner
Kallweit.
* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (138 commits)
net: Fix CONFIG_NET_CLS_ACT=n and CONFIG_NFT_FWD_NETDEV={y, m} build
net: ena: Add PCI shutdown handler to allow safe kexec
selftests/net/forwarding: define libs as TEST_PROGS_EXTENDED
selftests/net: add missing tests to Makefile
r8169: re-enable MSI on RTL8168c
net: phy: mdio-bcm-unimac: Fix clock handling
cxgb4/ptp: pass the sign of offset delta in FW CMD
net: dsa: tag_8021q: replace dsa_8021q_remove_header with __skb_vlan_pop
net: cbs: Fix software cbs to consider packet sending time
net/mlx5e: Do not recover from a non-fatal syndrome
net/mlx5e: Fix ICOSQ recovery flow with Striding RQ
net/mlx5e: Fix missing reset of SW metadata in Striding RQ reset
net/mlx5e: Enhance ICOSQ WQE info fields
net/mlx5_core: Set IB capability mask1 to fix ib_srpt connection failure
selftests: netfilter: add nfqueue test case
netfilter: nft_fwd_netdev: allow to redirect to ifb via ingress
netfilter: nft_fwd_netdev: validate family and chain type
netfilter: nft_set_rbtree: Detect partial overlaps on insertion
netfilter: nft_set_rbtree: Introduce and use nft_rbtree_interval_start()
netfilter: nft_set_pipapo: Separate partial and complete overlap cases on insertion
...
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio
Pull GPIO fixes from Linus Walleij:
- One core quirk by myself to fix the .irq_disable() semantics when the
gpiolib core takes over this callback.
- The rest is an elaborate series of four patches fixing Intel laptop
ACPI wakeup quirks.
* tag 'gpio-v5.6-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
gpiolib: acpi: Add quirk to ignore EC wakeups on HP x2 10 CHT + AXP288 model
gpiolib: acpi: Add quirk to ignore EC wakeups on HP x2 10 BYT + AXP288 model
gpiolib: acpi: Rework honor_wakeup option into an ignore_wake option
gpiolib: acpi: Correct comment for HP x2 10 honor_wakeup quirk
gpiolib: Fix irq_disable() semantics
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git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers
Kalle Valo says:
====================
wireless-drivers fixes for v5.6
Fourth, and last, set of fixes for v5.6. Just two important fixes to
iwlwifi regressions.
iwlwifi
* fix GEO_TX_POWER_LIMIT command on certain devices which caused
firmware to crash during initialisation
* add back device ids for three devices which were accidentally
removed
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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net/netfilter/nft_fwd_netdev.c: In function ‘nft_fwd_netdev_eval’:
net/netfilter/nft_fwd_netdev.c:32:10: error: ‘struct sk_buff’ has no member named ‘tc_redirected’
pkt->skb->tc_redirected = 1;
^~
net/netfilter/nft_fwd_netdev.c:33:10: error: ‘struct sk_buff’ has no member named ‘tc_from_ingress’
pkt->skb->tc_from_ingress = 1;
^~
To avoid a direct dependency with tc actions from netfilter, wrap the
redirect bits around CONFIG_NET_REDIRECT and move helpers to
include/linux/skbuff.h. Turn on this toggle from the ifb driver, the
only existing client of these bits in the tree.
This patch adds skb_set_redirected() that sets on the redirected bit
on the skbuff, it specifies if the packet was redirect from ingress
and resets the timestamp (timestamp reset was originally missing in the
netfilter bugfix).
Fixes: bcfabee1afd99484 ("netfilter: nft_fwd_netdev: allow to redirect to ifb via ingress")
Reported-by: noreply@ellerman.id.au
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Currently ENA only provides the PCI remove() handler, used during rmmod
for example. This is not called on shutdown/kexec path; we are potentially
creating a failure scenario on kexec:
(a) Kexec is triggered, no shutdown() / remove() handler is called for ENA;
instead pci_device_shutdown() clears the master bit of the PCI device,
stopping all DMA transactions;
(b) Kexec reboot happens and the device gets enabled again, likely having
its FW with that DMA transaction buffered; then it may trigger the (now
invalid) memory operation in the new kernel, corrupting kernel memory area.
This patch aims to prevent this, by implementing a shutdown() handler
quite similar to the remove() one - the difference being the handling
of the netdev, which is unregistered on remove(), but following the
convention observed in other drivers, it's only detached on shutdown().
This prevents an odd issue in AWS Nitro instances, in which after the 2nd
kexec the next one will fail with an initrd corruption, caused by a wild
DMA write to invalid kernel memory. The lspci output for the adapter
present in my instance is:
00:05.0 Ethernet controller [0200]: Amazon.com, Inc. Elastic Network
Adapter (ENA) [1d0f:ec20]
Suggested-by: Gavin Shan <gshan@redhat.com>
Signed-off-by: Guilherme G. Piccoli <gpiccoli@canonical.com>
Acked-by: Sameeh Jubran <sameehj@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Calls to dma_map_sg may return less segments / entries than requested
if they fall on page bounderies. The old implementation did not
support this use case.
Fixes: be62dbf554c5 ("iommu/amd: Convert AMD iommu driver to the dma-iommu api")
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=206461
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=206895
Bug: https://gitlab.freedesktop.org/drm/amd/issues/1056
Signed-off-by: Shane Francis <bigbeeshane@gmail.com>
Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200325090741.21957-4-bigbeeshane@gmail.com
Cc: stable@vger.kernel.org
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Calls to dma_map_sg may return less segments / entries than requested
if they fall on page bounderies. The old implementation did not
support this use case.
Fixes: be62dbf554c5 ("iommu/amd: Convert AMD iommu driver to the dma-iommu api")
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=206461
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=206895
Bug: https://gitlab.freedesktop.org/drm/amd/issues/1056
Signed-off-by: Shane Francis <bigbeeshane@gmail.com>
Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200325090741.21957-3-bigbeeshane@gmail.com
Cc: stable@vger.kernel.org
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As dma_map_sg can reorganize scatter-gather lists in a
way that can cause some later segments to be empty we should
always use the sg_dma_len macro to fetch the actual length.
This could now be 0 and not need to be mapped to a page or
address array
Fixes: be62dbf554c5 ("iommu/amd: Convert AMD iommu driver to the dma-iommu api")
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=206461
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=206895
Bug: https://gitlab.freedesktop.org/drm/amd/issues/1056
Signed-off-by: Shane Francis <bigbeeshane@gmail.com>
Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200325090741.21957-2-bigbeeshane@gmail.com
Cc: stable@vger.kernel.org
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Correct the probe return value to -ENODEV on non-Exynos platforms.
Link: https://lore.kernel.org/r/20200316175652.5604-4-krzk@kernel.org
Fixes: 02fb29882d5c ("soc: samsung: chipid: Drop "syscon" compatible requirement")
Cc: <stable@vger.kernel.org>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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https://git.linaro.org/people/jens.wiklander/linux-tee into arm/fixes
tee: amdtee: out of bounds read in find_session()
* tag 'tee-amdtee-fix2-for-5.6' of https://git.linaro.org/people/jens.wiklander/linux-tee:
tee: amdtee: out of bounds read in find_session()
Link: https://lore.kernel.org/r/20200320063446.GA9892@jade
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/fixes
Few more fixes for omaps
Just few dts fixes:
- A fix droid4 touchscreen stopping working with lost gpio interrupts
- Also limit omap5 dma range similar to what we've recently done for dra7
* tag 'omap-for-v5.6/fixes-rc6-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: dts: omap5: Add bus_dma_limit for L3 bus
ARM: dts: omap4-droid4: Fix lost touchscreen interrupts
ARM: dts: dra7: Add bus_dma_limit for L3 bus
ARM: dts: N900: fix onenand timings
ARM: dts: Fix dm814x Ethernet by changing to use rgmii-id mode
Link: https://lore.kernel.org/r/pull-1584575254-461940@atomide.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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It has been discovered that this feature can globally block the RX port,
so it should be allowed for highly privileged users only.
Fixes: 03404e8ae652("IB/mlx5: Add support to dropless RQ")
Link: https://lore.kernel.org/r/20200322124906.1173790-1-leon@kernel.org
Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into arm/fixes
Allwinner Fixes for v5.6
A pretty normal set of fixes for v5.6:
- Fix reversed macros used for A83T EMAC clock and reset
- Fix camera regulator voltage and USB OTG for TBS-A711
- 16-bit / 8-bit mixed read fix for our RSB driver
- Fix SPI controller base address for R40
- Reorder device nodes based on base address for R40
* tag 'sunxi-fixes-for-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
ARM: dts: sun8i: r40: Move SPI device nodes based on address order
ARM: dts: sun8i: r40: Fix register base address for SPI2 and SPI3
ARM: dts: sun8i: r40: Move AHCI device node based on address order
bus: sunxi-rsb: Return correct data when mixing 16-bit and 8-bit reads
ARM: dts: sun8i-a83t-tbs-a711: Fix USB OTG mode detection
ARM: dts: sun8i-a83t-tbs-a711: HM5065 doesn't like such a high voltage
ARM: dts: sun8i: a83t: Fix incorrect clk and reset macros for EMAC device
Link: https://lore.kernel.org/r/20200313055233.GA19649@wens.csie.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux into arm/fixes
NXP/FSL soc driver fixes for v5.6
DPAA2 DPIO
- Fix a kernel hang caused by irq requested before creating dpio
* tag 'soc-fsl-fix-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux:
soc: fsl: dpio: register dpio irq handlers after dpio create
Link: https://lore.kernel.org/r/20200312202525.16708-1-leoyang.li@nxp.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This controller appeared on Loongson-3 family of chips to receive
interrupts from PCH PIC.
It is a I8259 with optimized interrupt polling flow. We can poll
interrupt number from HT vector directly but still have to follow
standard I8259 routines to mask, unmask and EOI.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Co-developed-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
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The 1.0 version of that controller has a bug that status bit
of LPC IRQ sometimes doesn't get set correctly.
So we can always blame LPC IRQ when spurious interrupt happens
at the parent interrupt line which LPC IRQ supposed to route
to.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Co-developed-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
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This controller appeared on Loongson family of chips as the primary
package interrupt source.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Co-developed-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Huacai Chen <chenhc@lemote.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
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Some USB bridge devices will return a default set of characteristics during
initialization. And then, once an attached drive has spun up, substitute
the actual parameters reported by the drive. According to the SCSI spec,
the device should return a UNIT ATTENTION in case any reported parameters
change. But in this case the change is made silently after a small window
where default values are reported.
Commit a83da8a4509d ("scsi: sd: Optimal I/O size should be a multiple of
physical block size") validated the reported optimal I/O size against the
physical block size to overcome problems with devices reporting nonsensical
transfer sizes. However, this validation did not account for the fact that
aforementioned devices will return default values during a brief window
during spin-up. The subsequent change in reported characteristics would
invalidate the checking that had previously been performed.
Unset a previously configured optimal I/O size should the sanity checking
fail on subsequent revalidate attempts.
Link: https://lore.kernel.org/r/33fb522e-4f61-1b76-914f-c9e6a3553c9b@gmail.com
Cc: Bryan Gurney <bgurney@redhat.com>
Cc: <stable@vger.kernel.org>
Reported-by: Bernhard Sulzer <micraft.b@gmail.com>
Tested-by: Bernhard Sulzer <micraft.b@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux
Saeed Mahameed says:
====================
Mellanox, mlx5 fixes 2020-03-24
This series introduces some fixes to mlx5 driver.
From Aya, Fixes to the RX error recovery flows
From Leon, Fix IB capability mask
Please pull and let me know if there is any problem.
For -stable v5.5
('net/mlx5_core: Set IB capability mask1 to fix ib_srpt connection failure')
For -stable v5.4
('net/mlx5e: Fix ICOSQ recovery flow with Striding RQ')
('net/mlx5e: Do not recover from a non-fatal syndrome')
('net/mlx5e: Fix missing reset of SW metadata in Striding RQ reset')
('net/mlx5e: Enhance ICOSQ WQE info fields')
The above patch ('net/mlx5e: Enhance ICOSQ WQE info fields')
will fail to apply cleanly on v5.4 due to a trivial contextual conflict,
but it is an important fix, do I need to do something about it or just
assume Greg will know how to handle this ?
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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The original change fixed an issue on RTL8168b by mimicking the vendor
driver behavior to disable MSI on chip versions before RTL8168d.
This however now caused an issue on a system with RTL8168c, see [0].
Therefore leave MSI disabled on RTL8168b, but re-enable it on RTL8168c.
[0] https://bugzilla.redhat.com/show_bug.cgi?id=1792839
Fixes: 003bd5b4a7b4 ("r8169: don't use MSI before RTL8168d")
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The DT binding for this PHY describes an *optional* clock property.
Due to a bug in the error handling logic, we are actually ignoring this
clock *all* of the time so far.
Fix this by using devm_clk_get_optional() to handle this clock properly.
Fixes: b78ac6ecd1b6b ("net: phy: mdio-bcm-unimac: Allow configuring MDIO clock divider")
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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cxgb4_ptp_fineadjtime() doesn't pass the signedness of offset delta
in FW_PTP_CMD. Fix it by passing correct sign.
Signed-off-by: Raju Rangoju <rajur@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The main difference between send and receive SW completions is related to
separate treatment of WQ queue. For receive completions, the initial index
to be flushed is stored in "tail", while for send completions, it is in
deleted "last_poll".
CPU: 54 PID: 53405 Comm: kworker/u161:0 Kdump: loaded Tainted: G OE --------- -t - 4.18.0-147.el8.ppc64le #1
Workqueue: ib-comp-unb-wq ib_cq_poll_work [ib_core]
NIP: c000003c7c00a000 LR: c00800000e586af4 CTR: c000003c7c00a000
REGS: c0000036cc9db940 TRAP: 0400 Tainted: G OE --------- -t - (4.18.0-147.el8.ppc64le)
MSR: 9000000010009033 <SF,HV,EE,ME,IR,DR,RI,LE> CR: 24004488 XER: 20040000
CFAR: c00800000e586af0 IRQMASK: 0
GPR00: c00800000e586ab4 c0000036cc9dbbc0 c00800000e5f1a00 c0000037d8433800
GPR04: c000003895a26800 c0000037293f2000 0000000000000201 0000000000000011
GPR08: c000003895a26c80 c000003c7c00a000 0000000000000000 c00800000ed30438
GPR12: c000003c7c00a000 c000003fff684b80 c00000000017c388 c00000396ec4be40
GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
GPR20: c00000000151e498 0000000000000010 c000003895a26848 0000000000000010
GPR24: 0000000000000010 0000000000010000 c000003895a26800 0000000000000000
GPR28: 0000000000000010 c0000037d8433800 c000003895a26c80 c000003895a26800
NIP [c000003c7c00a000] 0xc000003c7c00a000
LR [c00800000e586af4] __ib_process_cq+0xec/0x1b0 [ib_core]
Call Trace:
[c0000036cc9dbbc0] [c00800000e586ab4] __ib_process_cq+0xac/0x1b0 [ib_core] (unreliable)
[c0000036cc9dbc40] [c00800000e586c88] ib_cq_poll_work+0x40/0xb0 [ib_core]
[c0000036cc9dbc70] [c000000000171f44] process_one_work+0x2f4/0x5c0
[c0000036cc9dbd10] [c000000000172a0c] worker_thread+0xcc/0x760
[c0000036cc9dbdc0] [c00000000017c52c] kthread+0x1ac/0x1c0
[c0000036cc9dbe30] [c00000000000b75c] ret_from_kernel_thread+0x5c/0x80
Fixes: 8e3b68830186 ("RDMA/mlx5: Delete unreachable handle_atomic code by simplifying SW completion")
Link: https://lore.kernel.org/r/20200318091640.44069-1-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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The following modify sequence (loosely based on ipoib) will lose a pkey
modifcation:
- Modify (pkey index, port)
- Modify (new pkey index, NO port)
After the first modify, the qp_pps list will have saved the pkey and the
unit on the main list.
During the second modify, get_new_pps() will fetch the port from qp_pps
and read the new pkey index from qp_attr->pkey_index. The state will
still be zero, or IB_PORT_PKEY_NOT_VALID. Because of the invalid state,
the new values will never replace the one in the qp pps list, losing the
new pkey.
This happens because the following if statements will never correct the
state because the first term will be false. If the code had been executed,
it would incorrectly overwrite valid values.
if ((qp_attr_mask & IB_QP_PKEY_INDEX) && (qp_attr_mask & IB_QP_PORT))
new_pps->main.state = IB_PORT_PKEY_VALID;
if (!(qp_attr_mask & (IB_QP_PKEY_INDEX | IB_QP_PORT)) && qp_pps) {
new_pps->main.port_num = qp_pps->main.port_num;
new_pps->main.pkey_index = qp_pps->main.pkey_index;
if (qp_pps->main.state != IB_PORT_PKEY_NOT_VALID)
new_pps->main.state = IB_PORT_PKEY_VALID;
}
Fix by joining the two if statements with an or test to see if qp_pps is
non-NULL and in the correct state.
Fixes: 1dd017882e01 ("RDMA/core: Fix protection fault in get_pkey_idx_qp_list")
Link: https://lore.kernel.org/r/20200313124704.14982.55907.stgit@awfm-01.aw.intel.com
Reviewed-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
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The previous patch "c5ccf2ad3d33 (Input: synaptics-rmi4 - switch to
reduced reporting mode)" enabled reduced reporting mode unintentionally
on some devices, if the firmware was configured with default Delta X/Y
threshold values. The result unintentionally degrade the performance of
some touchpads.
This patch checks to see that the driver is modifying the delta X/Y
thresholds before modifying the reporting mode.
Signed-off-by: Andrew Duggan <aduggan@synaptics.com>
Fixes: c5ccf2ad3d33 ("Input: synaptics-rmi4 - switch to reduced reporting mode")
Link: https://lore.kernel.org/r/20200312005549.29922-1-aduggan@synaptics.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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