vfs: push dentry_unhash on rmdir into file systems

Only a few file systems need this.  Start by pushing it down into each
fs rmdir method (except gfs2 and xfs) so it can be dealt with on a per-fs
basis.

This does not change behavior for any in-tree file systems.

Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index 82faddd1f32..727d64439cd 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -609,6 +609,8 @@ static int jffs2_rmdir (struct inode *dir_i, struct dentry *dentry)
         int ret;
         uint32_t now = get_seconds();
 
+        dentry_unhash(dentry);
+
         for (fd = f->dents ; fd; fd = fd->next) {
                 if (fd->ino)
                         return -ENOTEMPTY;