Commit Graph

982998 Commits

Author SHA1 Message Date
Rafael J. Wysocki
179892adb0 Merge branch 'acpi-docs'
* acpi-docs:
  Documentation: ACPI: EINJ: Fix error type values for PCIe errors
2021-01-15 19:15:49 +01:00
Marcelo Diop-Gonzalez
f010505b78 io_uring: flush timeouts that should already have expired
Right now io_flush_timeouts() checks if the current number of events
is equal to ->timeout.target_seq, but this will miss some timeouts if
there have been more than 1 event added since the last time they were
flushed (possible in io_submit_flush_completions(), for example). Fix
it by recording the last sequence at which timeouts were flushed so
that the number of events seen can be compared to the number of events
needed without overflow.

Signed-off-by: Marcelo Diop-Gonzalez <marcelo827@gmail.com>
Reviewed-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-01-15 10:02:28 -07:00
Mark Brown
3a57a643a8 arm64: selftests: Fix spelling of 'Mismatch'
The SVE and FPSIMD stress tests have a spelling mistake in the output, fix
it.

Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20210108183144.673-1-broonie@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2021-01-15 10:05:27 +00:00
Mark Rutland
b6d8878d24 arm64: syscall: include prototype for EL0 SVC functions
The kbuild test robot reports that when building with W=1, GCC will warn
for a couple of missing prototypes in syscall.c:

|  arch/arm64/kernel/syscall.c:157:6: warning: no previous prototype for 'do_el0_svc' [-Wmissing-prototypes]
|    157 | void do_el0_svc(struct pt_regs *regs)
|        |      ^~~~~~~~~~
|  arch/arm64/kernel/syscall.c:164:6: warning: no previous prototype for 'do_el0_svc_compat' [-Wmissing-prototypes]
|    164 | void do_el0_svc_compat(struct pt_regs *regs)
|        |      ^~~~~~~~~~~~~~~~~

While this isn't a functional problem, as a general policy we should
include the prototype for functions wherever possible to catch any
accidental divergence between the prototype and implementation. Here we
can easily include <asm/exception.h>, so let's do so.

While there are a number of warnings elsewhere and some warnings enabled
under W=1 are of questionable benefit, this change helps to make the
code more robust as it evolved and reduces the noise somewhat, so it
seems worthwhile.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Reported-by: kernel test robot <lkp@intel.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/202101141046.n8iPO3mw-lkp@intel.com
Link: https://lore.kernel.org/r/20210114124812.17754-1-mark.rutland@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2021-01-15 10:05:27 +00:00
Will Deacon
dca5244d2f compiler.h: Raise minimum version of GCC to 5.1 for arm64
GCC versions >= 4.9 and < 5.1 have been shown to emit memory references
beyond the stack pointer, resulting in memory corruption if an interrupt
is taken after the stack pointer has been adjusted but before the
reference has been executed. This leads to subtle, infrequent data
corruption such as the EXT4 problems reported by Russell King at the
link below.

Life is too short for buggy compilers, so raise the minimum GCC version
required by arm64 to 5.1.

Reported-by: Russell King <linux@armlinux.org.uk>
Suggested-by: Arnd Bergmann <arnd@kernel.org>
Signed-off-by: Will Deacon <will@kernel.org>
Tested-by: Nathan Chancellor <natechancellor@gmail.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: <stable@vger.kernel.org>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Florian Weimer <fweimer@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Link: https://lore.kernel.org/r/20210105154726.GD1551@shell.armlinux.org.uk
Link: https://lore.kernel.org/r/20210112224832.10980-1-will@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2021-01-15 10:04:49 +00:00
Dave Airlie
584265dfec Merge branch '04.01-ampere-lite' of git://github.com/skeggsb/linux into topic/nouveau-ampere-modeset
This adds support for basic modeseting on the nvidia ampere chipsets. This code should all
be contained to just those and have no effect on current hardware.

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Ben Skeggs <skeggsb@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CACAvsv5LmMP+HbDUQBf_dy1-0eS9fA32k8HWo4y5X4-7rsw-yw@mail.gmail.com
2021-01-15 14:48:18 +10:00
Linus Torvalds
5ee8805788 drm fixes for 5.11-rc4
dma-buf:
 - Fix a memory leak in CMAV heap
 
 core:
 - Fix format check for legacy pageflips
 
 ttm:
 - Pass correct address to dma_mapping_error()
 - Use mutex in pool shrinker
 
 i915:
 - Allow the sysadmin to override security mitigations
 - Restore clear-residual mitigations for ivb/byt
 - Limit VFE threads based on GT
 - GVT: fix vfio edid and full display detection
 - Fix DSI DSC power refcounting
 - Fix LPT CPU mode backlight takeover
 - Disable RPM wakeref assertions during driver shutdown
 - Fix DSI sequence sleeps
 
 amdgpu:
 - Update repo location in MAINTAINERS
 - Add some new renoir PCI IDs
 - Revert CRC UAPI changes
 - Revert OLED display fix which cases clocking problems for some systems
 - Misc vangogh fixes
 - GFX fix for sienna cichlid
 - DCN1.0 fix for pipe split
 - Fix incorrect PSP command
 
 amdkfd:
 - Fix possible out of bounds read in vcrat creation
 
 nouveau:
 - irq handling fix
 - expansion ROM fix
 - hw init dpcd disable
 - aux semaphore owner field fix
 - vram heap sizing fix
 - notifier at 0 is valid fix
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Merge tag 'drm-fixes-2021-01-15' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "Regular fixes for rc4, a bunch of fixes across i915, amdgpu and
  nouveau here, along with a couple of TTM fixes, and dma-buf and one
  core pageflip/modifier interaction fix.

  One notable i915 fix is a HSW GT1 regression fix that has been
  outstanding for quite a while. (Thanks to Matt Turner for kicking
  Intel into getting it fixed).

  dma-buf:
   - Fix a memory leak in CMAV heap

  core:
   - Fix format check for legacy pageflips

  ttm:
   - Pass correct address to dma_mapping_error()
   - Use mutex in pool shrinker

  i915:
   - Allow the sysadmin to override security mitigations
   - Restore clear-residual mitigations for ivb/byt
   - Limit VFE threads based on GT
   - GVT: fix vfio edid and full display detection
   - Fix DSI DSC power refcounting
   - Fix LPT CPU mode backlight takeover
   - Disable RPM wakeref assertions during driver shutdown
   - Fix DSI sequence sleeps

  amdgpu:
   - Update repo location in MAINTAINERS
   - Add some new renoir PCI IDs
   - Revert CRC UAPI changes
   - Revert OLED display fix which cases clocking problems for some systems
   - Misc vangogh fixes
   - GFX fix for sienna cichlid
   - DCN1.0 fix for pipe split
   - Fix incorrect PSP command

  amdkfd:
   - Fix possible out of bounds read in vcrat creation

  nouveau:
   - irq handling fix
   - expansion ROM fix
   - hw init dpcd disable
   - aux semaphore owner field fix
   - vram heap sizing fix
   - notifier at 0 is valid fix"

* tag 'drm-fixes-2021-01-15' of git://anongit.freedesktop.org/drm/drm: (37 commits)
  drm/nouveau/kms/nv50-: fix case where notifier buffer is at offset 0
  drm/nouveau/mmu: fix vram heap sizing
  drm/nouveau/i2c/gm200: increase width of aux semaphore owner fields
  drm/nouveau/i2c/gk110-: disable hw-initiated dpcd reads
  drm/nouveau/i2c/gk110: split out from i2c/gk104
  drm/nouveau/privring: ack interrupts the same way as RM
  drm/nouveau/bios: fix issue shadowing expansion ROMs
  drm/amd/display: Fix to be able to stop crc calculation
  Revert "drm/amd/display: Expose new CRC window property"
  Revert "drm/amdgpu/disply: fix documentation warnings in display manager"
  Revert "drm/amd/display: Fix unused variable warning"
  drm/amdgpu: set power brake sequence
  drm/amdgpu: add new device id for Renior
  drm/amdgpu: add green_sardine device id (v2)
  drm/amdgpu: fix vram type and bandwidth error for DDR5 and DDR4
  drm/amdgpu/gfx10: add updated GOLDEN_TSC_COUNT_UPPER/LOWER register offsets for VGH
  drm/amdkfd: Fix out-of-bounds read in kdf_create_vcrat_image_cpu()
  Revert "drm/amd/display: Fixed Intermittent blue screen on OLED panel"
  drm/amd/display: disable dcn10 pipe split by default
  drm/amd/display: Add a missing DCN3.01 API mapping
  ...
2021-01-14 20:10:06 -08:00
Linus Torvalds
cdaed11031 Update bootconf scripts for tracing_on option
The tracing_on option is supported by bootconfig entries, but the scripts to
 convert from ftrace to a bootconfig and back were not updated.
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Merge tag 'trace-v5.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull bootconfig fix from Steven Rostedt:
 "Update bootconf scripts for tracing_on option

  The tracing_on option is supported by bootconfig entries, but the
  scripts to convert from ftrace to a bootconfig and back were not
  updated"

* tag 'trace-v5.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  tools/bootconfig: Add tracing_on support to helper scripts
2021-01-14 20:06:29 -08:00
Dave Airlie
c8f6364f35 Merge branch '04.00-ampere-lite-fixes' of git://github.com/skeggsb/linux into drm-fixes
As requested, here's a tree with the non-Ampere-specific fixes split
out, as most of them are potentially relevant to already-supported
GPUs.

- irq handling fix
- expansion ROM fix
- hw init dpcd disable
- aux semaphore owner field fix
- vram heap sizing fix
- notifier at 0 is valid fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Ben Skeggs <skeggsb@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CACAvsv4P90mcF_ByAh+ghz+ZVD2N2bPbD7xHYYArE1kYrvsGcQ@mail.gmail.com
2021-01-15 13:26:44 +10:00
Kefeng Wang
dec822771b
riscv: stacktrace: Move register keyword to beginning of declaration
Using global sp_in_global directly to fix the following warning,

arch/riscv/kernel/stacktrace.c:31:3: warning: ‘register’ is not at beginning of declaration [-Wold-style-declaration]
31 |   const register unsigned long current_sp = sp_in_global;
   |   ^~~~~

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
2021-01-14 18:31:47 -08:00
Dave Airlie
8e1095901d Merge tag 'amd-drm-fixes-5.11-2021-01-14' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes
amd-drm-fixes-5.11-2021-01-14:

amdgpu:
- Update repo location in MAINTAINERS
- Add some new renoir PCI IDs
- Revert CRC UAPI changes
- Revert OLED display fix which cases clocking problems for some systems
- Misc vangogh fixes
- GFX fix for sienna cichlid
- DCN1.0 fix for pipe split
- Fix incorrect PSP command

amdkfd:
- Fix possible out of bounds read in vcrat creation

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210114201354.3998-1-alexander.deucher@amd.com
2021-01-15 11:56:22 +10:00
Dave Airlie
667d11dcd6 Merge tag 'drm-intel-fixes-2021-01-14' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes
drm/i915 fixes for v5.11-rc4:
- Allow the sysadmin to override security mitigations
- Restore clear-residual mitigations for ivb/byt
- Limit VFE threads based on GT
- GVT: fix vfio edid and full display detection
- Fix DSI DSC power refcounting
- Fix LPT CPU mode backlight takeover
- Disable RPM wakeref assertions during driver shutdown
- Fix DSI sequence sleeps

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/87sg73pz42.fsf@intel.com
2021-01-15 11:47:05 +10:00
Ben Skeggs
8ef23b6f6a drm/nouveau/disp/ga10[24]: initial support
UEFI/RM no longer use IED scripts from the VBIOS, though they appear to
have been updated for use by the x86 VBIOS code, so we should be able to
continue using them for the moment.

Unfortunately, we require some hacks to do so, as the BeforeLinkTraining
IED script became a pointer to an array of scripts instead, without a
revbump of the relevant tables.

There's also some changes to SOR clock divider fiddling, which are
hopefully correct enough that things work as they should.

AFAIK, GA100 shouldn't have display, so it hasn't been added.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:24 +10:00
Ben Skeggs
a6cf0320aa drm/nouveau/dmaobj/ga10[24]: initial support
Appears to be compatible with GV100 code, and not required on GA100, as
it shouldn't have display.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:24 +10:00
Ben Skeggs
8a0412265f drm/nouveau/i2c/ga10[024]: initial support
Appears to be compatible with GM200 code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:23 +10:00
Ben Skeggs
c28efb15f9 drm/nouveau/gpio/ga10[024]: initial support
GA100 appears to be compatible with GK104 code, the others have some
register moves.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:23 +10:00
Ben Skeggs
f5cbe7c8bd drm/nouveau/bar/ga10[024]: initial support
Appears to be compatible with TU102 code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:22 +10:00
Ben Skeggs
a3abc23ac4 drm/nouveau/mmu/ga10[024]: initial support
Appears to be compatible with TU102 code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:22 +10:00
Ben Skeggs
6f300e0a0b drm/nouveau/timer/ga10[024]: initial support
Appears to be compatible with GK20A code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:21 +10:00
Ben Skeggs
41ba806f40 drm/nouveau/fb/ga10[024]: initial support
No VPR scrub.  GA102 and GA104 have a new VRAM size detection method.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:21 +10:00
Ben Skeggs
de4781d0f2 drm/nouveau/imem/ga10[024]: initial support
Appears to be compatible with NV50 code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:20 +10:00
Ben Skeggs
e0df4bbfc3 drm/nouveau/privring/ga10[024]: initial support
Appears to be compatible with GM200 code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:20 +10:00
Ben Skeggs
5961c62d20 drm/nouveau/mc/ga10[024]: initial support
Fortunately, all the interrupts we need to bring up basic display support
are contained in a single leaf register, allowing this basic (but hackish)
implementation.

There's a bunch more invasive patches to come implementing all this in a
better/more complete way, but trying to get a minimal series out first.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:20 +10:00
Ben Skeggs
7ddf5e9597 drm/nouveau/devinit/ga10[024]: initial support
VPLL regs changed a bit.  There's more stuff to do around these, but it's
less invasive to stick those changes into disp for now.

None of that belongs here anymore anyhow - fix that someday.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:19 +10:00
Ben Skeggs
a34632482f drm/nouveau/bios/ga10[024]: initial support
Forcing PRAMIN-shadowing off for GA100, as it requires display, and we don't
know if/where the fuse register for detecting its presence is.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:19 +10:00
Ben Skeggs
70afbe4bdc drm/nouveau/pci/ga10[024]: initial support
Appears to be compatible with GP100 code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:18 +10:00
Ben Skeggs
caeb6ab899 drm/nouveau/kms/nv50-: fix case where notifier buffer is at offset 0
VRAM offset 0 is a valid address, triggered on GA102.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:17 +10:00
Ben Skeggs
3b050680c8 drm/nouveau/core: recognise GA10[024]
GA100 hidden behind a module option, as it's not been as well verified
since initial bring-up and may need additional changes.

There's no display anyway, so this can wait for a bit.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:17 +10:00
Ben Skeggs
add42781ad drm/nouveau/mmu: fix vram heap sizing
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:17 +10:00
Ben Skeggs
ba6e9ab0fc drm/nouveau/i2c/gm200: increase width of aux semaphore owner fields
Noticed while debugging GA102.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:16 +10:00
Ben Skeggs
8ad95edc39 drm/nouveau/i2c/gk110-: disable hw-initiated dpcd reads
RM does this around transactions, and it seemed to help while debugging
AUXCH issues on GA102.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:16 +10:00
Ben Skeggs
b5510d1e21 drm/nouveau/i2c/gk110: split out from i2c/gk104
No functional changes here yet.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:15 +10:00
Ben Skeggs
e05e06cd34 drm/nouveau/privring: ack interrupts the same way as RM
Whatever it is that we were doing before doesn't work on Ampere.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:15 +10:00
Ben Skeggs
402a89660e drm/nouveau/bios: fix issue shadowing expansion ROMs
This issue has generally been covered up by the presence of additional
expansion ROMs after the ones we're interested in, with header fetches
of subsequent images loading enough of the ROM to hide the issue.

Noticed on GA102, which lacks a type 0x70 image compared to TU102,.

[  906.364197] nouveau 0000:09:00.0: bios: 00000000: type 00, 65024 bytes
[  906.381205] nouveau 0000:09:00.0: bios: 0000fe00: type 03, 91648 bytes
[  906.405213] nouveau 0000:09:00.0: bios: 00026400: type e0, 22016 bytes
[  906.410984] nouveau 0000:09:00.0: bios: 0002ba00: type e0, 366080 bytes

vs

[   22.961901] nouveau 0000:09:00.0: bios: 00000000: type 00, 60416 bytes
[   22.984174] nouveau 0000:09:00.0: bios: 0000ec00: type 03, 71168 bytes
[   23.010446] nouveau 0000:09:00.0: bios: 00020200: type e0, 48128 bytes
[   23.028220] nouveau 0000:09:00.0: bios: 0002be00: type e0, 140800 bytes
[   23.080196] nouveau 0000:09:00.0: bios: 0004e400: type 70, 7168 bytes

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2021-01-15 10:25:14 +10:00
Dave Airlie
61502e3bb9 Short summary of fixes pull:
* dma-buf: Fix a memory leak in CMAV heap
  * drm: Fix format check for legacy pageflips
  * ttm: Pass correct address to dma_mapping_error(); Use mutex in pool
    shrinker
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Merge tag 'drm-misc-fixes-2021-01-12' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

Short summary of fixes pull:

 * dma-buf: Fix a memory leak in CMAV heap
 * drm: Fix format check for legacy pageflips
 * ttm: Pass correct address to dma_mapping_error(); Use mutex in pool
   shrinker

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/X/2iXO4ofFSZ39/v@linux-uq9g
2021-01-15 10:16:46 +10:00
Jens Axboe
b4f664252f nvme fixes for 5.11:
- don't initialize hwmon for discover controllers (Sagi Grimberg)
  - fix iov_iter handling in nvme-tcp (Sagi Grimberg)
  - fix a preempt warning in nvme-tcp (Sagi Grimberg)
  - fix a possible NULL pointer dereference in nvme (Israel Rukshin)
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Merge tag 'nvme-5.11-2021-01-14' of git://git.infradead.org/nvme into block-5.11

Pull NVMe fixes from Christoph:

"nvme fixes for 5.11:

 - don't initialize hwmon for discover controllers (Sagi Grimberg)
 - fix iov_iter handling in nvme-tcp (Sagi Grimberg)
 - fix a preempt warning in nvme-tcp (Sagi Grimberg)
 - fix a possible NULL pointer dereference in nvme (Israel Rukshin)"

* tag 'nvme-5.11-2021-01-14' of git://git.infradead.org/nvme:
  nvme: don't intialize hwmon for discovery controllers
  nvme-tcp: fix possible data corruption with bio merges
  nvme-tcp: Fix warning with CONFIG_DEBUG_PREEMPT
  nvmet-rdma: Fix NULL deref when setting pi_enable and traddr INADDR_ANY
2021-01-14 15:17:33 -07:00
Linus Torvalds
1466205062 linux-kselftest-fixes-5.11-rc4
This Kselftest fixes update for Linux 5.11-rc4 consists of one single fix
 to skip BPF selftests by default. BPF selftests have a hard dependency on
 cutting edge versions of tools in the BPF ecosystem including LLVM.
 
 Skipping BPF allows by default will make it easier for users interested in
 running kselftest as a whole. Users can include BPF in Kselftest build by
 via SKIP_TARGETS variable.
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Merge tag 'linux-kselftest-fixes-5.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull kselftest fixes from Shuah Khan:
 "One single fix to skip BPF selftests by default.

  BPF selftests have a hard dependency on cutting edge versions of tools
  in the BPF ecosystem including LLVM.

  Skipping BPF allows by default will make it easier for users
  interested in running kselftest as a whole. Users can include BPF in
  Kselftest build by via SKIP_TARGETS variable"

* tag 'linux-kselftest-fixes-5.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  selftests: Skip BPF seftests by default
2021-01-14 13:54:09 -08:00
Linus Torvalds
e8c13a6bc8 Networking fixes for 5.11-rc4, including fixes from can and netfilter.
Current release - regressions:
 
  - fix feature enforcement to allow NETIF_F_HW_TLS_TX
    if IP_CSUM && IPV6_CSUM
 
  - dcb: accept RTM_GETDCB messages carrying set-like DCB commands
         if user is admin for backward-compatibility
 
  - selftests/tls: fix selftests build after adding ChaCha20-Poly1305
 
 Current release - always broken:
 
  - ppp: fix refcount underflow on channel unbridge
 
  - bnxt_en: clear DEFRAG flag in firmware message when retry flashing
 
  - smc: fix out of bound access in the new netlink interface
 
 Previous releases - regressions:
 
  - fix use-after-free with UDP GRO by frags
 
  - mptcp: better msk-level shutdown
 
  - rndis_host: set proper input size for OID_GEN_PHYSICAL_MEDIUM request
 
  - i40e: xsk: fix potential NULL pointer dereferencing
 
 Previous releases - always broken:
 
  - skb frag: kmap_atomic fixes
 
  - avoid 32 x truesize under-estimation for tiny skbs
 
  - fix issues around register_netdevice() failures
 
  - udp: prevent reuseport_select_sock from reading uninitialized socks
 
  - dsa: unbind all switches from tree when DSA master unbinds
 
  - dsa: clear devlink port type before unregistering slave netdevs
 
  - can: isotp: isotp_getname(): fix kernel information leak
 
  - mlxsw: core: Thermal control fixes
 
  - ipv6: validate GSO SKB against MTU before finish IPv6 processing
 
  - stmmac: use __napi_schedule() for PREEMPT_RT
 
  - net: mvpp2: remove Pause and Asym_Pause support
 
 Misc:
 
  - remove from MAINTAINERS folks who had been inactive for >5yrs
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-5.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "We have a few fixes for long standing issues, in particular Eric's fix
  to not underestimate the skb sizes, and my fix for brokenness of
  register_netdevice() error path. They may uncover other bugs so we
  will keep an eye on them. Also included are Willem's fixes for
  kmap(_atomic).

  Looking at the "current release" fixes, it seems we are about one rc
  behind a normal cycle. We've previously seen an uptick of "people had
  run their test suites" / "humans actually tried to use new features"
  fixes between rc2 and rc3.

  Summary:

  Current release - regressions:

   - fix feature enforcement to allow NETIF_F_HW_TLS_TX if IP_CSUM &&
     IPV6_CSUM

   - dcb: accept RTM_GETDCB messages carrying set-like DCB commands if
     user is admin for backward-compatibility

   - selftests/tls: fix selftests build after adding ChaCha20-Poly1305

  Current release - always broken:

   - ppp: fix refcount underflow on channel unbridge

   - bnxt_en: clear DEFRAG flag in firmware message when retry flashing

   - smc: fix out of bound access in the new netlink interface

  Previous releases - regressions:

   - fix use-after-free with UDP GRO by frags

   - mptcp: better msk-level shutdown

   - rndis_host: set proper input size for OID_GEN_PHYSICAL_MEDIUM
     request

   - i40e: xsk: fix potential NULL pointer dereferencing

  Previous releases - always broken:

   - skb frag: kmap_atomic fixes

   - avoid 32 x truesize under-estimation for tiny skbs

   - fix issues around register_netdevice() failures

   - udp: prevent reuseport_select_sock from reading uninitialized socks

   - dsa: unbind all switches from tree when DSA master unbinds

   - dsa: clear devlink port type before unregistering slave netdevs

   - can: isotp: isotp_getname(): fix kernel information leak

   - mlxsw: core: Thermal control fixes

   - ipv6: validate GSO SKB against MTU before finish IPv6 processing

   - stmmac: use __napi_schedule() for PREEMPT_RT

   - net: mvpp2: remove Pause and Asym_Pause support

  Misc:

   - remove from MAINTAINERS folks who had been inactive for >5yrs"

* tag 'net-5.11-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (58 commits)
  mptcp: fix locking in mptcp_disconnect()
  net: Allow NETIF_F_HW_TLS_TX if IP_CSUM && IPV6_CSUM
  MAINTAINERS: dccp: move Gerrit Renker to CREDITS
  MAINTAINERS: ipvs: move Wensong Zhang to CREDITS
  MAINTAINERS: tls: move Aviad to CREDITS
  MAINTAINERS: ena: remove Zorik Machulsky from reviewers
  MAINTAINERS: vrf: move Shrijeet to CREDITS
  MAINTAINERS: net: move Alexey Kuznetsov to CREDITS
  MAINTAINERS: altx: move Jay Cliburn to CREDITS
  net: avoid 32 x truesize under-estimation for tiny skbs
  nt: usb: USB_RTL8153_ECM should not default to y
  net: stmmac: fix taprio configuration when base_time is in the past
  net: stmmac: fix taprio schedule configuration
  net: tip: fix a couple kernel-doc markups
  net: sit: unregister_netdevice on newlink's error path
  net: stmmac: Fixed mtu channged by cache aligned
  cxgb4/chtls: Fix tid stuck due to wrong update of qid
  i40e: fix potential NULL pointer dereferencing
  net: stmmac: use __napi_schedule() for PREEMPT_RT
  can: mcp251xfd: mcp251xfd_handle_rxif_one(): fix wrong NULL pointer check
  ...
2021-01-14 13:31:07 -08:00
Sagi Grimberg
5ab25a32cd nvme: don't intialize hwmon for discovery controllers
Discovery controllers usually don't support smart log page command.
So when we connect to the discovery controller we see this warning:
nvme nvme0: Failed to read smart log (error 24577)
nvme nvme0: new ctrl: NQN "nqn.2014-08.org.nvmexpress.discovery", addr 192.168.123.1:8009
nvme nvme0: Removing ctrl: NQN "nqn.2014-08.org.nvmexpress.discovery"

Introduce a new helper to understand if the controller is a discovery
controller and use this helper to skip nvme_init_hwmon (also use it in
other places that we check if the controller is a discovery controller).

Fixes: 400b6a7b13 ("nvme: Add hardware monitoring support")
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2021-01-14 20:27:35 +01:00
Sagi Grimberg
ca1ff67d0f nvme-tcp: fix possible data corruption with bio merges
When a bio merges, we can get a request that spans multiple
bios, and the overall request payload size is the sum of
all bios. When we calculate how much we need to send
from the existing bio (and bvec), we did not take into
account the iov_iter byte count cap.

Since multipage bvecs support, bvecs can split in the middle
which means that when we account for the last bvec send we
should also take the iov_iter byte count cap as it might be
lower than the last bvec size.

Reported-by: Hao Wang <pkuwangh@gmail.com>
Fixes: 3f2304f8c6 ("nvme-tcp: add NVMe over TCP host driver")
Tested-by: Hao Wang <pkuwangh@gmail.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2021-01-14 20:27:35 +01:00
Sagi Grimberg
ada8317721 nvme-tcp: Fix warning with CONFIG_DEBUG_PREEMPT
We shouldn't call smp_processor_id() in a preemptible
context, but this is advisory at best, so instead
call __smp_processor_id().

Fixes: db5ad6b7f8 ("nvme-tcp: try to send request in queue_rq context")
Reported-by: Or Gerlitz <gerlitz.or@gmail.com>
Reported-by: Yi Zhang <yi.zhang@redhat.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2021-01-14 20:27:35 +01:00
Israel Rukshin
7a84665619 nvmet-rdma: Fix NULL deref when setting pi_enable and traddr INADDR_ANY
When setting port traddr to INADDR_ANY, the listening cm_id->device
is NULL. The associate IB device is known only when a connect request
event arrives, so checking T10-PI device capability should be done
at this stage.

Fixes: b09160c399 ("nvmet-rdma: add metadata/T10-PI support")
Signed-off-by: Israel Rukshin <israelr@nvidia.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Max Gurtovoy <mgurtovoy@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2021-01-14 20:27:34 +01:00
Paolo Abeni
13a9499e83 mptcp: fix locking in mptcp_disconnect()
tcp_disconnect() expects the caller acquires the sock lock,
but mptcp_disconnect() is not doing that. Add the missing
required lock.

Reported-by: Eric Dumazet <eric.dumazet@gmail.com>
Fixes: 76e2a55d16 ("mptcp: better msk-level shutdown.")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Link: https://lore.kernel.org/r/f818e82b58a556feeb71dcccc8bf1c87aafc6175.1610638176.git.pabeni@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-01-14 11:25:21 -08:00
Linus Torvalds
2bbe17ae87 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID fixes from Jiri Kosina:

 - memory leak fix for Wacom driver (Ping Cheng)

 - various trivial small fixes, cleanups and device ID additions

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
  HID: logitech-hidpp: Add product ID for MX Ergo in Bluetooth mode
  HID: Ignore battery for Elan touchscreen on ASUS UX550
  HID: logitech-dj: add the G602 receiver
  HID: wiimote: remove h from printk format specifier
  HID: uclogic: remove h from printk format specifier
  HID: sony: select CONFIG_CRC32
  HID: sfh: fix address space confusion
  HID: multitouch: Enable multi-input for Synaptics pointstick/touchpad device
  HID: wacom: Fix memory leakage caused by kfifo_alloc
2021-01-14 11:10:12 -08:00
Wayne Lin
2f0fa789f7 drm/amd/display: Fix to be able to stop crc calculation
[Why]
Find out when we try to disable CRC calculation, crc generation is still
enabled. Main reason is that dc_stream_configure_crc() will never get
called when the source is AMDGPU_DM_PIPE_CRC_SOURCE_NONE.

[How]
Add checking condition that when source is
AMDGPU_DM_PIPE_CRC_SOURCE_NONE, we should also call
dc_stream_configure_crc() to disable crc calculation.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Wayne Lin <Wayne.Lin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-01-14 14:06:43 -05:00
Rodrigo Siqueira
a7ddd22151 Revert "drm/amd/display: Expose new CRC window property"
This reverts commit c920888c60.

Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Alexander Deucher <Alexander.Deucher@amd.com>
Cc: Harry Wentland <Harry.Wentland@amd.com>
Cc: Roman Li <Roman.Li@amd.com>
Cc: Bindu R <Bindu.R@amd.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Wayne Lin <Wayne.Lin@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-01-14 14:05:17 -05:00
Rodrigo Siqueira
3c517ca521 Revert "drm/amdgpu/disply: fix documentation warnings in display manager"
This reverts commit 6ae09fa491.

Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Alexander Deucher <Alexander.Deucher@amd.com>
Cc: Harry Wentland <Harry.Wentland@amd.com>
Cc: Roman Li <Roman.Li@amd.com>
Cc: Bindu R <Bindu.R@amd.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-01-14 14:02:40 -05:00
Rodrigo Siqueira
55df908bd6 Revert "drm/amd/display: Fix unused variable warning"
This reverts commit f01afd1ee4.

Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Alexander Deucher <Alexander.Deucher@amd.com>
Cc: Harry Wentland <Harry.Wentland@amd.com>
Cc: Roman Li <Roman.Li@amd.com>
Cc: Bindu R <Bindu.R@amd.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-01-14 14:02:31 -05:00
Likun Gao
4369376ba9 drm/amdgpu: set power brake sequence
Add function to set power brake sequence.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-01-14 14:01:24 -05:00
Tariq Toukan
25537d71e2 net: Allow NETIF_F_HW_TLS_TX if IP_CSUM && IPV6_CSUM
Cited patch below blocked the TLS TX device offload unless HW_CSUM
is set. This broke devices that use IP_CSUM && IP6_CSUM.
Here we fix it.

Note that the single HW_TLS_TX feature flag indicates support for
both IPv4/6, hence it should still be disabled in case only one of
(IP_CSUM | IPV6_CSUM) is set.

Fixes: ae0b04b238 ("net: Disable NETIF_F_HW_TLS_TX when HW_CSUM is disabled")
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reported-by: Rohit Maheshwari <rohitm@chelsio.com>
Reviewed-by: Maxim Mikityanskiy <maximmi@mellanox.com>
Link: https://lore.kernel.org/r/20210114151215.7061-1-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-01-14 10:56:13 -08:00