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Commit 2befa60e authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/amdgpu: fix initializing the VM BO shadow 



We need to clear the shadows as well.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Acked-by: default avatarEdward O'Callaghan <funfunctor@folklore1984.net>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 2a82ec21

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

+15 −0
Original line number Diff line number Diff line
@@ -1435,6 +1435,15 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, 
			goto error_free;

		}



		if (pt->shadow) {

			r = amdgpu_vm_clear_bo(adev, vm, pt->shadow);

			if (r) {

				amdgpu_bo_unref(&pt->shadow);

				amdgpu_bo_unref(&pt);

				goto error_free;

			}

		}



		entry->robj = pt;

		entry->priority = 0;

		entry->tv.bo = &entry->robj->tbo;
@@ -1632,6 +1641,12 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) 
	if (r)

		goto error_unreserve;



	if (vm->page_directory->shadow) {

		r = amdgpu_vm_clear_bo(adev, vm, vm->page_directory->shadow);

		if (r)

			goto error_unreserve;

	}



	vm->last_eviction_counter = atomic64_read(&adev->num_evictions);

	amdgpu_bo_unreserve(vm->page_directory);