nfs4_proc_fs_locations
extern int nfs4_proc_fs_locations(struct rpc_clnt *, struct inode *, const struct qstr *,
err = nfs4_proc_fs_locations(client, d_inode(parent), &dentry->d_name, fs_locations, page);
status = nfs4_proc_fs_locations(client, dir, name, locations, page);