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Commit a8bd1bec authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/amdgpu: sync to the active user on reusing a VMID 



Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarChunming Zhou <david1.zhou@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 13459bd0

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

+7 −0
Original line number Diff line number Diff line
@@ -188,6 +188,13 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, 
		if (!is_later && owner == (long)id &&

		    pd_addr == id->pd_gpu_addr) {



			r = amdgpu_sync_fence(ring->adev, sync,

					      id->mgr_id->active);

			if (r) {

				mutex_unlock(&adev->vm_manager.lock);

				return r;

			}



			fence_put(id->mgr_id->active);

			id->mgr_id->active = fence_get(fence);