drm_gpuvm_resv_obj
drm_gpuvm_resv_obj(vm_bo->vm));
struct drm_gem_object *r_obj = drm_gpuvm_resv_obj(ctx->vm);
ret = drm_exec_lock_obj(exec, drm_gpuvm_resv_obj(vm));
drm_gpuvm_resv_obj(submit->vm));
ret = drm_exec_lock_obj(exec, drm_gpuvm_resv_obj(job->vm));
drm_exec_lock_obj(&exec, drm_gpuvm_resv_obj(gpuvm));
drm_exec_lock_obj(&exec, drm_gpuvm_resv_obj(submit->vm));
nvbo->r_obj = drm_gpuvm_resv_obj(&uvmm->base);