| Age | Commit message (Collapse) | Author |
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Once GuC replied with GUC_HXG_TYPE_NO_RESPONSE_BUSY message then
we may expect that only RESPONSE_SUCCESS or FAILURE message will
be sent, anything else is a violation of the HXG protocol.
Cc: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://lore.kernel.org/r/20240111154838.541-1-michal.wajdeczko@intel.com
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
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Soon we will be trying to communicate with the GuC firmware very
early during VF driver probe, before we finish normal init steps.
Split GuC communication initialization code so the GuC MMIO based
communication xe_guc_mmio_send() functions will work where needed.
Cc: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://lore.kernel.org/r/20240111162051.585-1-michal.wajdeczko@intel.com
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
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Dump the contents of the DRM MM allocator of the V3D driver. This will
help us to debug the VA ranges allocated.
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Melissa Wen <mwen@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240105145851.193492-1-mcanal@igalia.com
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Currently, if `v3d_job_init()` fails (e.g. in the IGT test "bad-in-sync",
where we submit an invalid in-sync to the IOCTL), then we end up with
the following NULL pointer dereference:
[ 34.146279] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000078
[ 34.146301] Mem abort info:
[ 34.146306] ESR = 0x0000000096000005
[ 34.146315] EC = 0x25: DABT (current EL), IL = 32 bits
[ 34.146322] SET = 0, FnV = 0
[ 34.146328] EA = 0, S1PTW = 0
[ 34.146334] FSC = 0x05: level 1 translation fault
[ 34.146340] Data abort info:
[ 34.146345] ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000
[ 34.146351] CM = 0, WnR = 0, TnD = 0, TagAccess = 0
[ 34.146357] GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[ 34.146366] user pgtable: 4k pages, 39-bit VAs, pgdp=00000001232e6000
[ 34.146375] [0000000000000078] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000
[ 34.146399] Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP
[ 34.146406] Modules linked in: rfcomm snd_seq_dummy snd_hrtimer snd_seq snd_seq_device algif_hash aes_neon_bs aes_neon_blk algif_skcipher af_alg bnep hid_logitech_hidpp brcmfmac_wcc brcmfmac brcmutil hci_uart vc4 btbcm cfg80211 bluetooth bcm2835_v4l2(C) snd_soc_hdmi_codec binfmt_misc cec drm_display_helper hid_logitech_dj bcm2835_mmal_vchiq(C) drm_dma_helper drm_kms_helper videobuf2_v4l2 raspberrypi_hwmon ecdh_generic videobuf2_vmalloc videobuf2_memops ecc videobuf2_common rfkill videodev libaes snd_soc_core dwc2 i2c_brcmstb snd_pcm_dmaengine snd_bcm2835(C) i2c_bcm2835 pwm_bcm2835 snd_pcm mc v3d snd_timer snd gpu_sched drm_shmem_helper nvmem_rmem uio_pdrv_genirq uio i2c_dev drm fuse dm_mod drm_panel_orientation_quirks backlight configfs ip_tables x_tables ipv6
[ 34.146556] CPU: 1 PID: 1890 Comm: v3d_submit_csd Tainted: G C 6.7.0-rc3-g49ddab089611 #68
[ 34.146563] Hardware name: Raspberry Pi 4 Model B Rev 1.5 (DT)
[ 34.146569] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 34.146575] pc : drm_sched_job_cleanup+0x3c/0x190 [gpu_sched]
[ 34.146611] lr : v3d_submit_csd_ioctl+0x1b4/0x460 [v3d]
[ 34.146653] sp : ffffffc083cbbb80
[ 34.146658] x29: ffffffc083cbbb90 x28: ffffff81035afc00 x27: ffffffe77a641168
[ 34.146668] x26: ffffff81056a8000 x25: 0000000000000058 x24: 0000000000000000
[ 34.146677] x23: ffffff81065e2000 x22: ffffff81035afe00 x21: ffffffc083cbbcf0
[ 34.146686] x20: ffffff81035afe00 x19: 00000000ffffffea x18: 0000000000000000
[ 34.146694] x17: 0000000000000000 x16: ffffffe7989e34b0 x15: 0000000000000000
[ 34.146703] x14: 0000000004000004 x13: ffffff81035afe80 x12: ffffffc083cb8000
[ 34.146711] x11: cc57e05dfbe5ef00 x10: cc57e05dfbe5ef00 x9 : ffffffe77a64131c
[ 34.146719] x8 : 0000000000000000 x7 : 0000000000000000 x6 : 000000000000003f
[ 34.146727] x5 : 0000000000000040 x4 : ffffff81fefb03f0 x3 : ffffffc083cbba40
[ 34.146736] x2 : ffffff81056a8000 x1 : ffffffe7989e35e8 x0 : 0000000000000000
[ 34.146745] Call trace:
[ 34.146748] drm_sched_job_cleanup+0x3c/0x190 [gpu_sched]
[ 34.146768] v3d_submit_csd_ioctl+0x1b4/0x460 [v3d]
[ 34.146791] drm_ioctl_kernel+0xe0/0x120 [drm]
[ 34.147029] drm_ioctl+0x264/0x408 [drm]
[ 34.147135] __arm64_sys_ioctl+0x9c/0xe0
[ 34.147152] invoke_syscall+0x4c/0x118
[ 34.147162] el0_svc_common+0xb8/0xf0
[ 34.147168] do_el0_svc+0x28/0x40
[ 34.147174] el0_svc+0x38/0x88
[ 34.147184] el0t_64_sync_handler+0x84/0x100
[ 34.147191] el0t_64_sync+0x190/0x198
[ 34.147201] Code: aa0003f4 f90007e8 f9401008 aa0803e0 (b8478c09)
[ 34.147210] ---[ end trace 0000000000000000 ]---
This happens because we are calling `drm_sched_job_cleanup()` twice:
once at `v3d_job_init()` and again when we call `v3d_job_cleanup()`.
To mitigate this issue, we can return to the same approach that we used
to use before 464c61e76de8: deallocate the job after `v3d_job_init()`
fails and assign it to NULL. Then, when we call `v3d_job_cleanup()`, job
is NULL and the function returns.
Fixes: 464c61e76de8 ("drm/v3d: Decouple job allocation from job initiation")
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240109142857.1122704-1-mcanal@igalia.com
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Remove a leftover definition of page order and pass an empty flag value
in ttm_pool_pre_populated().
Signed-off-by: Karolina Stolarek <karolina.stolarek@intel.com>
Tested-by: Amaranath Somalapuram <Amaranath.Somalapuram@amd.com>
Reviewed-by: Dominik Karol Piątkowski <dominik.karol.piatkowski@intel.com>
Acked-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/db34f34a039cf951c5933e8ae046b4ed72d20dcb.1704959786.git.karolina.stolarek@intel.com
Signed-off-by: Christian König <christian.koenig@amd.com>
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Currently, when using non-blocking commits, we can see the following
kernel warning:
[ 110.908514] ------------[ cut here ]------------
[ 110.908529] refcount_t: underflow; use-after-free.
[ 110.908620] WARNING: CPU: 0 PID: 1866 at lib/refcount.c:87 refcount_dec_not_one+0xb8/0xc0
[ 110.908664] Modules linked in: rfcomm snd_seq_dummy snd_hrtimer snd_seq snd_seq_device cmac algif_hash aes_arm64 aes_generic algif_skcipher af_alg bnep hid_logitech_hidpp vc4 brcmfmac hci_uart btbcm brcmutil bluetooth snd_soc_hdmi_codec cfg80211 cec drm_display_helper drm_dma_helper drm_kms_helper snd_soc_core snd_compress snd_pcm_dmaengine fb_sys_fops sysimgblt syscopyarea sysfillrect raspberrypi_hwmon ecdh_generic ecc rfkill libaes i2c_bcm2835 binfmt_misc joydev snd_bcm2835(C) bcm2835_codec(C) bcm2835_isp(C) v4l2_mem2mem videobuf2_dma_contig snd_pcm bcm2835_v4l2(C) raspberrypi_gpiomem bcm2835_mmal_vchiq(C) videobuf2_v4l2 snd_timer videobuf2_vmalloc videobuf2_memops videobuf2_common snd videodev vc_sm_cma(C) mc hid_logitech_dj uio_pdrv_genirq uio i2c_dev drm fuse dm_mod drm_panel_orientation_quirks backlight ip_tables x_tables ipv6
[ 110.909086] CPU: 0 PID: 1866 Comm: kodi.bin Tainted: G C 6.1.66-v8+ #32
[ 110.909104] Hardware name: Raspberry Pi 3 Model B Rev 1.2 (DT)
[ 110.909114] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[ 110.909132] pc : refcount_dec_not_one+0xb8/0xc0
[ 110.909152] lr : refcount_dec_not_one+0xb4/0xc0
[ 110.909170] sp : ffffffc00913b9c0
[ 110.909177] x29: ffffffc00913b9c0 x28: 000000556969bbb0 x27: 000000556990df60
[ 110.909205] x26: 0000000000000002 x25: 0000000000000004 x24: ffffff8004448480
[ 110.909230] x23: ffffff800570b500 x22: ffffff802e03a7bc x21: ffffffecfca68c78
[ 110.909257] x20: ffffff8002b42000 x19: ffffff802e03a600 x18: 0000000000000000
[ 110.909283] x17: 0000000000000011 x16: ffffffffffffffff x15: 0000000000000004
[ 110.909308] x14: 0000000000000fff x13: ffffffed577e47e0 x12: 0000000000000003
[ 110.909333] x11: 0000000000000000 x10: 0000000000000027 x9 : c912d0d083728c00
[ 110.909359] x8 : c912d0d083728c00 x7 : 65646e75203a745f x6 : 746e756f63666572
[ 110.909384] x5 : ffffffed579f62ee x4 : ffffffed579eb01e x3 : 0000000000000000
[ 110.909409] x2 : 0000000000000000 x1 : ffffffc00913b750 x0 : 0000000000000001
[ 110.909434] Call trace:
[ 110.909441] refcount_dec_not_one+0xb8/0xc0
[ 110.909461] vc4_bo_dec_usecnt+0x4c/0x1b0 [vc4]
[ 110.909903] vc4_cleanup_fb+0x44/0x50 [vc4]
[ 110.910315] drm_atomic_helper_cleanup_planes+0x88/0xa4 [drm_kms_helper]
[ 110.910669] vc4_atomic_commit_tail+0x390/0x9dc [vc4]
[ 110.911079] commit_tail+0xb0/0x164 [drm_kms_helper]
[ 110.911397] drm_atomic_helper_commit+0x1d0/0x1f0 [drm_kms_helper]
[ 110.911716] drm_atomic_commit+0xb0/0xdc [drm]
[ 110.912569] drm_mode_atomic_ioctl+0x348/0x4b8 [drm]
[ 110.913330] drm_ioctl_kernel+0xec/0x15c [drm]
[ 110.914091] drm_ioctl+0x24c/0x3b0 [drm]
[ 110.914850] __arm64_sys_ioctl+0x9c/0xd4
[ 110.914873] invoke_syscall+0x4c/0x114
[ 110.914897] el0_svc_common+0xd0/0x118
[ 110.914917] do_el0_svc+0x38/0xd0
[ 110.914936] el0_svc+0x30/0x8c
[ 110.914958] el0t_64_sync_handler+0x84/0xf0
[ 110.914979] el0t_64_sync+0x18c/0x190
[ 110.914996] ---[ end trace 0000000000000000 ]---
This happens because, although `prepare_fb` and `cleanup_fb` are
perfectly balanced, we cannot guarantee consistency in the check
plane->state->fb == state->fb. This means that sometimes we can increase
the refcount in `prepare_fb` and don't decrease it in `cleanup_fb`. The
opposite can also be true.
In fact, the struct drm_plane .state shouldn't be accessed directly
but instead, the `drm_atomic_get_new_plane_state()` helper function should
be used. So, we could stick to this check, but using
`drm_atomic_get_new_plane_state()`. But actually, this check is not really
needed. We can increase and decrease the refcount symmetrically without
problems.
This is going to make the code more simple and consistent.
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240105175908.242000-1-mcanal@igalia.com
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Fix the following errors reported by checkpatch:
ERROR: do not use assignment in if condition
Signed-off-by: chenxuebing <chenxb_99091@126.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240111063921.8701-1-chenxb_99091@126.com
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Since the migrate code is using the identity map for addressing VRAM,
copy chunks may become as small as 64K if the VRAM resource is fragmented.
However, a chunk size smaller that 1MiB may lead to the *next* chunk's
offset into the CCS metadata backup memory may not be page-aligned, and
the XY_CTRL_SURF_COPY_BLT command can't handle that, and even if it could,
the current code doesn't handle the offset calculaton correctly.
To fix this, make sure we align the size of VRAM copy chunks to 1MiB. If
the remaining data to copy is smaller than that, that's not a problem,
so use the remaining size. If the VRAM copy cunk becomes fragmented due
to the size alignment restriction, don't use the identity map, but instead
emit PTEs into the page-table like we do for system memory.
v2:
- Rebase
v3:
- Future proof somewhat by taking into account the real data size to
flat CCS metadata size ratio. (Matt Roper)
- Invert a couple of if-statements for better readability.
- Fix support for 4K-granularity VRAM sizes. (Tested on DG1).
v4:
- Fix up code comments
- Fix debug printout format typo.
v5:
- Add a Fixes: tag.
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Matthew Auld <matthew.william.auld@gmail.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Fixes: e89b384cde62 ("drm/xe/migrate: Update emit_pte to cope with a size level than 4k")
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240110163415.524165-1-thomas.hellstrom@linux.intel.com
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Drop the "&vm->lock" before returning.
Fixes: 24f947d58fe5 ("drm/xe: Use DRM GPUVM helpers for external- and evicted objects")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
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Check if "bo" is an error pointer before calling xe_bo_lock() on it.
Fixes: d6abc18d6693 ("drm/xe/xe2: Modify xe_bo_test for system memory")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
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This error path should clean up before returning.
Smatch detected this bug:
drivers/gpu/drm/xe/xe_device.c:487 xe_device_probe() warn: missing unwind goto?
Fixes: 4cb12b71923b ("drm/xe/xe2: Determine bios enablement for flat ccs on igfx")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
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Pull header cleanups from Kent Overstreet:
"The goal is to get sched.h down to a type only header, so the main
thing happening in this patchset is splitting out various _types.h
headers and dependency fixups, as well as moving some things out of
sched.h to better locations.
This is prep work for the memory allocation profiling patchset which
adds new sched.h interdepencencies"
* tag 'header_cleanup-2024-01-10' of https://evilpiepirate.org/git/bcachefs: (51 commits)
Kill sched.h dependency on rcupdate.h
kill unnecessary thread_info.h include
Kill unnecessary kernel.h include
preempt.h: Kill dependency on list.h
rseq: Split out rseq.h from sched.h
LoongArch: signal.c: add header file to fix build error
restart_block: Trim includes
lockdep: move held_lock to lockdep_types.h
sem: Split out sem_types.h
uidgid: Split out uidgid_types.h
seccomp: Split out seccomp_types.h
refcount: Split out refcount_types.h
uapi/linux/resource.h: fix include
x86/signal: kill dependency on time.h
syscall_user_dispatch.h: split out *_types.h
mm_types_task.h: Trim dependencies
Split out irqflags_types.h
ipc: Kill bogus dependency on spinlock.h
shm: Slim down dependencies
workqueue: Split out workqueue_types.h
...
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Convention for queues in Linux is the producer moves the head and
consumer moves the tail. Fix the access counter queue to conform to
this convention.
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
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If ACC_QUEUE_NUM_DW % ACC_MSG_LEN_DW != 0 then the access counter queue
logic does not work when wrapping occurs. Add a build bug on to assert
ACC_QUEUE_NUM_DW % ACC_MSG_LEN_DW == 0 to enforce this restriction and
document the code.
v2:
- s/NUM_ACC_QUEUE/ACC_QUEUE_NUM_DW (Brian)
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
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Convention for queues in Linux is the producer moves the head and
consumer moves the tail. Fix the page fault queue to conform to this
convention.
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
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If PF_QUEUE_NUM_DW % PF_MSG_LEN_DW != 0 then the page fault queue logic
does not work when wrapping occurs. Add a build bug on to assert
PF_QUEUE_NUM_DW % PF_MSG_LEN_DW == 0 to enforce this restriction and
document the code.
v2:
- s/NUM_PF_QUEUE/PF_QUEUE_NUM_DW (Brian)
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
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This function is no longer used as the job_timeout is now
updated prior to calling queue_ops.init().
Signed-off-by: Brian Welty <brian.welty@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
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Setting of exec_queue user extensions is moved from the end of the ioctl
function earlier, into __xe_exec_queue_alloc().
This fixes bug in that the USM attributes for access counters were being
applied too late, and effectively were ignored.
However, in order to apply user extensions this early, we can no longer
call q->ops functions. Instead, make it more efficient. The user extension
functions can simply update the q->sched_props values and they will be
applied by the backend during q->ops->init().
v2: minor changes for readability (Matt)
Signed-off-by: Brian Welty <brian.welty@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
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The purpose here is to allow to optimize exec_queue_set_job_timeout()
in follow-on patch. Currently it does q->ops->set_job_timeout(...).
But we'd like to apply exec_queue_user_extensions much earlier and
q->ops cannot be called before __xe_exec_queue_init().
It will be much more efficient to instead only have to set
q->sched_props.job_timeout_ms when applying user extensions. That value
will then be used during q->ops->init().
Signed-off-by: Brian Welty <brian.welty@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
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Split __xe_exec_queue_create() into two functions, alloc and init.
We have an issue in that exec_queue_user_extensions are applied too late.
In the case of USM properties, these need to be set prior to xe_lrc_init().
Refactor the logic here, so we can resolve this in follow-on. We only need
the xe_vm_lock held during the exec_queue_init function.
Signed-off-by: Brian Welty <brian.welty@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
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Currently if rc6 is supported, it gets enabled and the sysfs files for
rc6_enable_show and rc6_enable_dev_show uses masks to check information
from drm_i915_private.
However rc6_support functions take more variables and conditions into
consideration and thus these masks are not enough for most of the modern
hardware and it is simpley lyting to the user.
Let's fix it by at least use the rc6.supported flag from intel_gt
information.
Signed-off-by: Juan Escamilla <jcescami@wasd.net>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240110010302.553597-1-jcescami@wasd.net
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git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull hardening updates from Kees Cook:
- Introduce the param_unknown_fn type and other clean ups (Andy
Shevchenko)
- Various __counted_by annotations (Christophe JAILLET, Gustavo A. R.
Silva, Kees Cook)
- Add KFENCE test to LKDTM (Stephen Boyd)
- Various strncpy() refactorings (Justin Stitt)
- Fix qnx4 to avoid writing into the smaller of two overlapping buffers
- Various strlcpy() refactorings
* tag 'hardening-v6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
qnx4: Use get_directory_fname() in qnx4_match()
qnx4: Extract dir entry filename processing into helper
atags_proc: Add __counted_by for struct buffer and use struct_size()
tracing/uprobe: Replace strlcpy() with strscpy()
params: Fix multi-line comment style
params: Sort headers
params: Use size_add() for kmalloc()
params: Do not go over the limit when getting the string length
params: Introduce the param_unknown_fn type
lkdtm: Add kfence read after free crash type
nvme-fc: replace deprecated strncpy with strscpy
nvdimm/btt: replace deprecated strncpy with strscpy
nvme-fabrics: replace deprecated strncpy with strscpy
drm/modes: replace deprecated strncpy with strscpy_pad
afs: Add __counted_by for struct afs_acl and use struct_size()
VMCI: Annotate struct vmci_handle_arr with __counted_by
i40e: Annotate struct i40e_qvlist_info with __counted_by
HID: uhid: replace deprecated strncpy with strscpy
samples: Replace strlcpy() with strscpy()
SUNRPC: Replace strlcpy() with strscpy()
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Building drivers/gpu/drm/xe/xe_gt_pagefault.c with GCC 11 results
in the following build errors:
./include/linux/fortify-string.h:57:33: error: writing 16 bytes into a region of size 0 [-Werror=stringop-overflow=]
57 | #define __underlying_memcpy __builtin_memcpy
| ^
./include/linux/fortify-string.h:644:9: note: in expansion of macro ‘__underlying_memcpy’
644 | __underlying_##op(p, q, __fortify_size); \
| ^~~~~~~~~~~~~
./include/linux/fortify-string.h:689:26: note: in expansion of macro ‘__fortify_memcpy_chk’
689 | #define memcpy(p, q, s) __fortify_memcpy_chk(p, q, s, \
| ^~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/xe/xe_gt_pagefault.c:340:17: note: in expansion of macro ‘memcpy’
340 | memcpy(pf_queue->data + pf_queue->tail, msg, len * sizeof(u32));
| ^~~~~~
In file included from drivers/gpu/drm/xe/xe_device_types.h:17,
from drivers/gpu/drm/xe/xe_vm_types.h:16,
from drivers/gpu/drm/xe/xe_bo.h:13,
from drivers/gpu/drm/xe/xe_gt_pagefault.c:16:
drivers/gpu/drm/xe/xe_gt_types.h:102:25: note: at offset [1144, 265324] into destination object ‘tile’ of size 8
102 | struct xe_tile *tile;
| ^~~~
Fix these by removing -Wstringop-overflow from drm/xe builds.
Closes: https://lore.kernel.org/all/45ad1d0f-a10f-483e-848a-76a30252edbe@paulmck-laptop/
Fixes: 7a8bc11782d3 ("drm/xe: Enable W=1 warnings by default")
Suggested-by: Stephen Rothwell <sfr@rothwell.id.au>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
[ This particular warning is broken on GCC11. In future changes it will
be moved to the normal C flags in the top level Makefile (out of
Makefile.extrawarn), but accounting for the compiler support. Just
remove it out of xe's forced extra warnings for now ]
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
|
|
Document nested struct members with full names as described in
Documentation/doc-guide/kernel-doc.rst.
i915_perf_types.h:341: warning: Excess struct member 'ptr_lock' description in 'i915_perf_stream'
i915_perf_types.h:341: warning: Excess struct member 'head' description in 'i915_perf_stream'
i915_perf_types.h:341: warning: Excess struct member 'tail' description in 'i915_perf_stream'
3 warnings as Errors
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231226195432.10891-4-rdunlap@infradead.org
(cherry picked from commit aa253baca534357e033bd29b074ce1eade2a9362)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
|
|
Document nested struct members with full names as described in
Documentation/doc-guide/kernel-doc.rst.
intel_guc.h:305: warning: Excess struct member 'lock' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'guc_ids' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'num_guc_ids' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'guc_ids_bitmap' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'guc_id_list' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'guc_ids_in_use' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'destroyed_contexts' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'destroyed_worker' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'reset_fail_worker' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'reset_fail_mask' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'sched_disable_delay_ms' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'sched_disable_gucid_threshold' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'lock' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'gt_stamp' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'ping_delay' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'work' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'shift' description in 'intel_guc'
intel_guc.h:305: warning: Excess struct member 'last_stat_jiffies' description in 'intel_guc'
18 warnings as Errors
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231226195432.10891-3-rdunlap@infradead.org
(cherry picked from commit e4cf1a70fad3e2107503e99cfe9cc0c9cba19dad)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
|
|
Document nested struct members with full names as described in
Documentation/doc-guide/kernel-doc.rst.
intel_gsc.h:34: warning: Excess struct member 'gem_obj' description in 'intel_gsc'
Also add missing field member descriptions.
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Andi Shyti <andi.shyti@linux.intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231228234946.12405-1-rdunlap@infradead.org
(cherry picked from commit cd1d91115ff1929ec346d85f512ef260ddf8131e)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
|
|
Document nested struct members with full names as described in
Documentation/doc-guide/kernel-doc.rst.
i915_gem_context_types.h:420: warning: Excess struct member 'lock' description in 'i915_gem_context'
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231226195432.10891-1-rdunlap@infradead.org
(cherry picked from commit 7353c3d7c15017140a8b984e41f94be0bf535e73)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
|
|
Reduce the need for rebuilds when drm_edid.h is modified by including it
only where needed.
Cc: Xinliang Liu <xinliang.liu@linaro.org>
Cc: Tian Tao <tiantao6@hisilicon.com>
Cc: Xinwei Kong <kong.kongxinwei@hisilicon.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Yongqin Liu <yongqin.liu@linaro.org>
Cc: John Stultz <jstultz@google.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240104201632.1100753-2-jani.nikula@intel.com
|
|
Including drm_edid.h from nouveau_connector.h causes the rebuild of 15
files when drm_edid.h is modified, while there are only a few files that
actually need to include drm_edid.h.
Cc: Karol Herbst <kherbst@redhat.com>
Cc: Lyude Paul <lyude@redhat.com>
Cc: Danilo Krummrich <dakr@redhat.com>
Cc: nouveau@lists.freedesktop.org
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Reviewed-by: Danilo Krummrich <dakr@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240104201632.1100753-1-jani.nikula@intel.com
|
|
Use correct helper for getting max DSC bpc supported by the source.
Fixes: 1c56e9a39833 ("drm/i915/dp: Get optimal link config to have best compressed bpp")
Cc: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Cc: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Cc: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Swati Sharma <swati2.sharma@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231213091632.431557-3-ankit.k.nautiyal@intel.com
(cherry picked from commit cd7b0b2dd3d9fecc6057c07b40e8087db2f9f71a)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
|
|
intel_wakeref_t is supposed to be a mostly opaque cookie to its
users. It should only be checked for being non-zero and set to
zero. Debug logging its actual value is meaningless. Switch to just
debug logging whether the async_put_wakeref is non-zero.
The issue dates back to much earlier than
commit b49e894c3fd8 ("drm/i915: Replace custom intel runtime_pm tracker
with ref_tracker library"), but this is the one that brought about a
build failure due to the printf format.
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Closes: https://lore.kernel.org/r/20240102111222.2db11208@canb.auug.org.au
Fixes: b49e894c3fd8 ("drm/i915: Replace custom intel runtime_pm tracker with ref_tracker library")
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240104164600.783371-1-jani.nikula@intel.com
(cherry picked from commit de06b42edc5bf05aefbb7e2f59475d6022ed57e1)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
|
|
MST connectors don't have a static attached encoder, as their encoder
can change depending on the pipe they use; so the encoder for an MST
connector can't be retrieved using intel_dp_attached_encoder() (which
may return NULL for MST). Most of the PSR debugfs entries depend on a
static connector -> encoder mapping which is only true for eDP and SST
DP connectors and not for MST. These debugfs entries were enabled for
MST connectors as well recently to provide PR information for them, but
handling MST connectors needs more changes.
Fix this by not adding for now the PSR entries on MST connectors. To
make things more uniform add the entries for SST connectors on all
platforms, not just on platforms supporting DP2.0.
v2:
- Keep adding the entries for SST connectors. (Jouni)
- Add a TODO: comment for MST support.
Fixes: ef75c25e8fed ("drm/i915/panelreplay: Debugfs support for panel replay")
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/9850
Cc: Animesh Manna <animesh.manna@intel.com>
Cc: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Jouni Högander <jouni.hogander@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240103152609.2434100-1-imre.deak@intel.com
(cherry picked from commit 9b0b61c5bc08e1aa55a0c1e7cda28f952b2d02cc)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
|
|
Add pll selection check for C20 as well as
clock state verification0. We have been relying
on sw state to select A or B pll's. This is incorrect
as the hw might see this selection differently. This
patch fixes this shortcoming by reading pll selection
for both sw and hw states and compares if these two
selections match.
Fixes: 59be90248b42 ("drm/i915/mtl: C20 state verification")
v2: reword commit message and include fix to a
original commit (Imre)
Compare pll selection (Jani)
Signed-off-by: Mika Kahola <mika.kahola@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240102115741.118525-2-mika.kahola@intel.com
(cherry picked from commit f4304beadd88d074333b23fdc7f35d00ee763e14)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
|
|
git://anongit.freedesktop.org/drm/drm-intel into drm-next
Driver Changes:
- Eliminate use of kmap_atomic() in i915 (Zhao)
- Add Wa_14019877138 for DG2 (Haridhar)
- Static checker and spelling fixes (Colin, Karthik, Randy)
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/ZXxCibZZQqlqhDN3@jlahtine-mobl.ger.corp.intel.com
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest
Pull KUnit updates from Shuah Khan:
- a new feature that adds APIs for managing devices introducing a set
of helper functions which allow devices (internally a struct
kunit_device) to be created and managed by KUnit.
These devices will be automatically unregistered on test exit. These
helpers can either use a user-provided struct device_driver, or have
one automatically created and managed by KUnit. In both cases, the
device lives on a new kunit_bus.
- changes to switch drm/tests to use kunit devices
- several fixes and enhancements to attribute feature
- changes to reorganize deferred action function introducing
KUNIT_DEFINE_ACTION_WRAPPER
- new feature adds ability to run tests after boot using debugfs
- fixes and enhancements to string-stream-test:
- parse ERR_PTR in string_stream_destroy()
- unchecked dereference in bug fix in debugfs_print_results()
- handling errors from alloc_string_stream()
- NULL-dereference bug fix in kunit_init_suite()
* tag 'linux_kselftest-kunit-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: (27 commits)
kunit: Fix some comments which were mistakenly kerneldoc
kunit: Protect string comparisons against NULL
kunit: Add example of kunit_activate_static_stub() with pointer-to-function
kunit: Allow passing function pointer to kunit_activate_static_stub()
kunit: Fix NULL-dereference in kunit_init_suite() if suite->log is NULL
kunit: Reset test->priv after each param iteration
kunit: Add example for using test->priv
drm/tests: Switch to kunit devices
ASoC: topology: Replace fake root_device with kunit_device in tests
overflow: Replace fake root_device with kunit_device
fortify: test: Use kunit_device
kunit: Add APIs for managing devices
Documentation: Add debugfs docs with run after boot
kunit: add ability to run tests after boot using debugfs
kunit: add is_init test attribute
kunit: add example suite to test init suites
kunit: add KUNIT_INIT_TABLE to init linker section
kunit: move KUNIT_TABLE out of INIT_DATA
kunit: tool: add test for parsing attributes
kunit: tool: fix parsing of test attributes
...
|
|
Don't set SLPC GuC feature ctl flag if skip_guc_pc is true.
v2: Skip the freq related sysfs creation as well (Badal)
v3: Remove unnecessary parenthesis (Lucas)
Fixes: 975e4a3795d4 ("drm/xe: Manually setup C6 when skip_guc_pc is set")
Fixes: bef52b5c7a19 ("drm/xe: Create a xe_gt_freq component for raw management and sysfs")
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Vinay Belgaumkar <vinay.belgaumkar@intel.com>
Link: https://lore.kernel.org/r/20240108225842.966066-1-vinay.belgaumkar@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
|
|
Add vram frequency sysfs attributes under the below hierarchy;
/device/tile#/memory/freq0
|-max_freq
|-min_freq
v2: Drop "vram" from attribute names (Rodrigo)
v3: Add documentation for new sysfs (Riana)
Drop prefix from XEHP_PCODE_FREQUENCY_CONFIG (Riana)
v4: Create sysfs under tile#/freq0 after removal of
physical_memsize attrbute
v5: Revert back to creating sysfs under tile#/memory/freq0
Remove definition of GT_FREQUENCY_MULTIPLIER (Rodrigo)
v6: Rename attributes to max/min_freq (Anshuman)
Fix review comments (Rodrigo)
v7: Make documentation more verbose
Move sysfs to separate file (Anshuman)
v8: Fix platform specific conditions and add kernel doc (Anshuman)
Fix typos and remove redundant headers (Riana)
v9: Fix typo (Riana)
Change function name to include "sysfs" (Lucas)
Signed-off-by: Sujaritha Sundaresan <sujaritha.sundaresan@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Link: https://lore.kernel.org/r/20240109110418.2065101-1-sujaritha.sundaresan@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
|
|
After exec_queue has been created, we cannot simply modify q->priority.
This needs to be done by the backend via q->ops. However in this case,
it would be more efficient to simply pass a flag when creating the
exec_queue and set the desired priority upfront during queue creation.
To that end: new flag EXEC_QUEUE_FLAG_HIGH_PRIORITY is introduced.
The priority field is moved to be with other scheduling properties and
is now exec_queue.sched_props.priority. This is no longer set to initial
value by the backend, but is now set within __xe_exec_queue_create().
Fixes: b4eecedc75c1 ("drm/xe: Fix potential deadlock handling page faults")
Signed-off-by: Brian Welty <brian.welty@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
|
|
We need to set q->priority prior to calling guc_exec_queue_add_msg() as
that will call init_policies() and sets the scheduling properties to those
stored in the exec_queue.
Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Signed-off-by: Brian Welty <brian.welty@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
|
|
smatch warnings:
amdgpu_dm_update_plane_color_mgmt() warn: inconsistent indenting
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202401051643.PPdbmG1U-lkp@intel.com/
Signed-off-by: Melissa Wen <mwen@igalia.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
|
|
Use a generic comment for AMDGPU_VM_RESERVED_VRAM size.
Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
|
|
This commit causes dmesg-warn on several IGT tests on DCN 3.1.6: *ERROR*
link_enc_cfg_validate: Invalid link encoder assignments - 0x1c
Affected IGT tests include:
- amdgpu/[amd_assr|amd_plane|amd_hotplug]
- kms_atomic
- kms_color
- kms_flip
- kms_properties
- kms_universal_plane
and some other tests
This reverts commit 3a0fa3bc245ef92838a8296e0055569b8dff94c4.
Cc: Melissa Wen <mwen@igalia.com>
Cc: Hamza Mahfooz <hamza.mahfooz@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Ivan Lipski <ivlipski@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
|
|
Properly mark kfd_process->ef as __rcu and consistently use the right
accessor functions.
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202312052245.yFpBSgNH-lkp@intel.com/
Signed-off-by: Felix Kuehling <felix.kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
|
|
======================================================
WARNING: possible circular locking dependency detected
6.5.0-kfd-yangp #2289 Not tainted
------------------------------------------------------
kworker/0:2/996 is trying to acquire lock:
(srcu){.+.+}-{0:0}, at: __synchronize_srcu+0x5/0x1a0
but task is already holding lock:
((work_completion)(&svms->deferred_list_work)){+.+.}-{0:0}, at:
process_one_work+0x211/0x560
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #3 ((work_completion)(&svms->deferred_list_work)){+.+.}-{0:0}:
__flush_work+0x88/0x4f0
svm_range_list_lock_and_flush_work+0x3d/0x110 [amdgpu]
svm_range_set_attr+0xd6/0x14c0 [amdgpu]
kfd_ioctl+0x1d1/0x630 [amdgpu]
__x64_sys_ioctl+0x88/0xc0
-> #2 (&info->lock#2){+.+.}-{3:3}:
__mutex_lock+0x99/0xc70
amdgpu_amdkfd_gpuvm_restore_process_bos+0x54/0x740 [amdgpu]
restore_process_helper+0x22/0x80 [amdgpu]
restore_process_worker+0x2d/0xa0 [amdgpu]
process_one_work+0x29b/0x560
worker_thread+0x3d/0x3d0
-> #1 ((work_completion)(&(&process->restore_work)->work)){+.+.}-{0:0}:
__flush_work+0x88/0x4f0
__cancel_work_timer+0x12c/0x1c0
kfd_process_notifier_release_internal+0x37/0x1f0 [amdgpu]
__mmu_notifier_release+0xad/0x240
exit_mmap+0x6a/0x3a0
mmput+0x6a/0x120
do_exit+0x322/0xb90
do_group_exit+0x37/0xa0
__x64_sys_exit_group+0x18/0x20
do_syscall_64+0x38/0x80
-> #0 (srcu){.+.+}-{0:0}:
__lock_acquire+0x1521/0x2510
lock_sync+0x5f/0x90
__synchronize_srcu+0x4f/0x1a0
__mmu_notifier_release+0x128/0x240
exit_mmap+0x6a/0x3a0
mmput+0x6a/0x120
svm_range_deferred_list_work+0x19f/0x350 [amdgpu]
process_one_work+0x29b/0x560
worker_thread+0x3d/0x3d0
other info that might help us debug this:
Chain exists of:
srcu --> &info->lock#2 --> (work_completion)(&svms->deferred_list_work)
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock((work_completion)(&svms->deferred_list_work));
lock(&info->lock#2);
lock((work_completion)(&svms->deferred_list_work));
sync(srcu);
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Initialize RAS feature mask bit[31:29] with socket_id.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Support poison error injection.
Signed-off-by: Candice Li <candice.li@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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Correct the algorithm of active CU to skip disabled
sa for gfx v11.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
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Remove "no user action is needed" for correctable and deferred error
to avoid confusion.
Signed-off-by: Candice Li <candice.li@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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This version brings along following fixes:
- Improve z8/z10 support.
- Revert some of the VRR optimization.
- Improve usb4 when using MST.
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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[Why]
Dpia hpd status not in sync causing driver not enabling BW Alloc after
S4.
[How]
Update hpd_status of the link when querying hpd state from dmub in
dpia_query_hpd_status().
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Signed-off-by: Meenakshikumar Somasundaram <meenakshikumar.somasundaram@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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