drm/amdgpu: SRIOV flr_work should use down_write

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Host initiated VF FLR may fail if someone else is
already holding a read_lock. Change from down_write_trylock
to down_write to guarantee the reset goes through.

Signed-off-by: Victor Skvortsov <victor.skvortsov@amd.com>
Reviewed by: Shaoyun.liu <Shaoyun.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Victor Skvortsov 2021-12-13 21:38:20 +00:00 • committed by Alex Deucher

parent b4acd97bf8

commit fa4a427d84

2 changed files with 6 additions and 4 deletions

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5

drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c

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5

drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c

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