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drm/amdkfd: Don't clear PT after process killed

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If process is killed. the vm entity is stopped, submit pt update job
will trigger the error message "*ERROR* Trying to push to a killed
entity", job will not execute.

Suggested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 10c382ec6c)
Cc: stable@vger.kernel.org
This commit is contained in:
Philip Yang
2025-10-31 10:50:02 -04:00
committed by Alex Deucher
parent 7c5609b72b
commit 597eb70f7f
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
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@@ -1267,6 +1267,10 @@ static int unmap_bo_from_gpuvm(struct kgd_mem *mem,
(void)amdgpu_vm_bo_unmap(adev, bo_va, entry->va);
/* VM entity stopped if process killed, don't clear freed pt bo */
if (!amdgpu_vm_ready(vm))
return 0;
(void)amdgpu_vm_clear_freed(adev, vm, &bo_va->last_pt_update);
(void)amdgpu_sync_fence(sync, bo_va->last_pt_update, GFP_KERNEL);