[CIFS] [CIFS] Do not take rename sem on most path based calls (during

building of full path) to avoid hang rename/readdir hang

Reported by Alan Tyson

Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/fs/cifs/fcntl.c b/fs/cifs/fcntl.c
index ec4dfe9bf5ef..633a93811328 100644
--- a/fs/cifs/fcntl.c
+++ b/fs/cifs/fcntl.c
@@ -86,9 +86,7 @@ int cifs_dir_notify(struct file * file, unsigned long arg)
         cifs_sb = CIFS_SB(file->f_dentry->d_sb);
         pTcon = cifs_sb->tcon;
 
-        mutex_lock(&file->f_dentry->d_sb->s_vfs_rename_mutex);
         full_path = build_path_from_dentry(file->f_dentry);
-        mutex_unlock(&file->f_dentry->d_sb->s_vfs_rename_mutex);
 
         if(full_path == NULL) {
                 rc = -ENOMEM;