9p: remove unnecessary dentry_unhash on rmdir, dir rename

9p has no problems with references to unlinked directories.

CC: Eric Van Hensbergen <[email protected]>
CC: Ron Minnich <[email protected]>
CC: Latchesar Ionkov <[email protected]>
CC: [email protected]
Signed-off-by: Sage Weil <[email protected]>
Signed-off-by: Al Viro <[email protected]>

diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 8d7f3e69ae29072c28a0760222fb9b7cebcbcd2b..7f6c6770319538c3094f7b26eb40fc18a398475d 100644 (file)
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -814,7 +814,6 @@ int v9fs_vfs_unlink(struct inode *i, struct dentry *d)
 
 int v9fs_vfs_rmdir(struct inode *i, struct dentry *d)
 {
-       dentry_unhash(d);
        return v9fs_remove(i, d, 1);
 }
 
@@ -840,9 +839,6 @@ v9fs_vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
        struct p9_fid *newdirfid;
        struct p9_wstat wstat;
 
-       if (new_dentry->d_inode && S_ISDIR(new_dentry->d_inode->i_mode))
-               dentry_unhash(new_dentry);
-
        P9_DPRINTK(P9_DEBUG_VFS, "\n");
        retval = 0;
        old_inode = old_dentry->d_inode;