drm_gem_handle_delete
rv = drm_gem_handle_delete(file_priv, handle);
int drm_gem_handle_delete(struct drm_file *filp, u32 handle);
EXPORT_SYMBOL(drm_gem_handle_delete);
drm_gem_handle_delete(file_priv, *handlep);
ret = drm_gem_handle_delete(file_priv, args->handle);