exfat: remove duplicate update parent dir

For renaming, the directory only needs to be updated once if it
is in the same directory.

Signed-off-by: Yuezhang Mo <Yuezhang.Mo@sony.com>
Reviewed-by: Andy Wu <Andy.Wu@sony.com>
Reviewed-by: Aoyama Wataru <wataru.aoyama@sony.com>
Reviewed-by: Sungjong Seo <sj1557.seo@samsung.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>

diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c
index b33497845a0608245f3e35a5fc12c231b58247f8..631ad9e8e32a913037e468a49585b0dc4006b66f 100644 (file)
--- a/fs/exfat/namei.c
+++ b/fs/exfat/namei.c
@@ -1281,7 +1281,8 @@ static int exfat_rename(struct mnt_idmap *idmap,
        }
 
        inode_inc_iversion(old_dir);
-       mark_inode_dirty(old_dir);
+       if (new_dir != old_dir)
+               mark_inode_dirty(old_dir);
 
        if (new_inode) {
                exfat_unhash_inode(new_inode);