Merge tag 'nfs-for-3.5-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

[~andy/linux] / fs / cifs / dir.c

diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index d172c8ed901786f9e72ee40a50cb6bc22a3be571..ec4e9a2a12f843edf9e8d2f60c8a32f58011ec4d 100644 (file)
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -668,12 +668,19 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd)
                        return 0;
                else {
                        /*
-                        * Forcibly invalidate automounting directory inodes
-                        * (remote DFS directories) so to have them
-                        * instantiated again for automount
+                        * If the inode wasn't known to be a dfs entry when
+                        * the dentry was instantiated, such as when created
+                        * via ->readdir(), it needs to be set now since the
+                        * attributes will have been updated by
+                        * cifs_revalidate_dentry().
                         */
-                       if (IS_AUTOMOUNT(direntry->d_inode))
-                               return 0;
+                       if (IS_AUTOMOUNT(direntry->d_inode) &&
+                          !(direntry->d_flags & DCACHE_NEED_AUTOMOUNT)) {
+                               spin_lock(&direntry->d_lock);
+                               direntry->d_flags |= DCACHE_NEED_AUTOMOUNT;
+                               spin_unlock(&direntry->d_lock);
+                       }
+
                        return 1;
                }
        }