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| author | Timur Kristóf <timur.kristof@gmail.com> | 2026-01-18 13:57:46 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-01-21 14:24:27 -0500 |
| commit | e3a6eff92bbd960b471966d9afccb4d584546d17 (patch) | |
| tree | 3d99b2460dd36186337d6984babe7a91c156c4b0 /tools/perf/lib/Documentation/tutorial/git@git.tavy.me:linux.git | |
| parent | afaf4250713e4678563914c6cfaf3e381562cf5f (diff) | |
drm/amdgpu: Fix validating flush_gpu_tlb_pasid()
When a function holds a lock and we return without unlocking it,
it deadlocks the kernel. We should always unlock before returning.
This commit fixes suspend/resume on SI.
Tested on two Tahiti GPUs: FirePro W9000 and R9 280X.
Fixes: f4db9913e4d3 ("drm/amdgpu: validate the flush_gpu_tlb_pasid()")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Closes: https://lore.kernel.org/r/202601190121.z9C0uml5-lkp@intel.com/
Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'tools/perf/lib/Documentation/tutorial/git@git.tavy.me:linux.git')
0 files changed, 0 insertions, 0 deletions