NFSv4: Add post-op attributes to nfs4_proc_link()

 Optimise attribute revalidation when hardlinking. Add post-op attributes
 for the directory and the original inode.

 Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 4f03dc21cf4a..89238b799cfd 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -566,8 +566,17 @@ struct nfs4_link_arg {
         const struct nfs_fh *           fh;
         const struct nfs_fh *           dir_fh;
         const struct qstr *             name;
+        const u32 *                     bitmask;
+};
+
+struct nfs4_link_res {
+        const struct nfs_server *       server;
+        struct nfs_fattr *              fattr;
+        struct nfs4_change_info         cinfo;
+        struct nfs_fattr *              dir_attr;
 };
 
+
 struct nfs4_lookup_arg {
         const struct nfs_fh *           dir_fh;
         const struct qstr *             name;