NFSv4: Return any delegations before sillyrenaming the file

 I missed this one... Any form of rename will result in a delegation
 recall, so it is more efficient to return the one we hold before
 trying the rename.

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

1 files changed, 3 insertions, 0 deletions

diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 8272ed3fc707..7370583b61e5 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1257,6 +1257,9 @@ dentry->d_parent->d_name.name, dentry->d_name.name);
         sprintf(silly, ".nfs%*.*lx",
                 i_inosize, i_inosize, dentry->d_inode->i_ino);
 
+        /* Return delegation in anticipation of the rename */
+        nfs_inode_return_delegation(dentry->d_inode);
+
         sdentry = NULL;
         do {
                 char *suffix = silly + slen - countersize;