static int nfs41_lock_expired(struct nfs4_state *state, struct file_lock *request)
{
	int status;
	struct nfs_server *server = NFS_SERVER(state->inode);

	status = nfs41_test_stateid(server, state);
	if (status == NFS_OK)
		return 0;
	nfs41_free_stateid(server, state);
	return nfs4_lock_expired(state, request);
}
static int nfs41_lock_expired(struct nfs4_state *state, struct file_lock *request)
{
	int status;
	struct nfs_server *server = NFS_SERVER(state->inode);

	status = nfs41_test_stateid(server, state);
	if (status == NFS_OK)
		return 0;
	nfs41_free_stateid(server, state);
	return nfs4_lock_expired(state, request);
}