Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 157ae50..55af909 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -913,6 +913,9 @@ static int amdgpu_vm_update_level(struct amdgpu_device *adev, if (shadow) amdgpu_sync_resv(adev, &job->sync, shadow->tbo.resv, AMDGPU_FENCE_OWNER_VM); + r = reservation_object_reserve_shared(parent->bo->tbo.resv); + if (r) + goto error_free; WARN_ON(params.ib->length_dw > ndw); r = amdgpu_job_submit(job, ring, &vm->entity, -- 1.9.1
