nfs41: use nfs4_statfs_res

In preparation for nfs41 sequence processing.

Signed-off-by: Andy Admason <andros@netapp.com>
[define nfs4_statfs_res]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index f71260a..4dac59e 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -795,6 +795,11 @@
 	struct nfs4_sequence_args	seq_args;
 };
 
+struct nfs4_statfs_res {
+	struct nfs_fsstat	       *fsstat;
+	struct nfs4_sequence_res	seq_res;
+};
+
 struct nfs4_server_caps_arg {
 	struct nfs_fh		       *fhandle;
 	struct nfs4_sequence_args	seq_args;