drm/amdkfd: handle VMA remove race

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VMA may be removed before unmap notifier callback, and deferred list
work remove range, return success for this special case as we are
handling stale retry fault.

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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Philip Yang 2021-11-19 16:16:39 -05:00 • committed by Alex Deucher

parent a0c55ecee1

commit 7ad153db58

1 changed files with 13 additions and 9 deletions

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drivers/gpu/drm/amd/amdkfd/kfd_svm.c

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