ext4: Fix update of mtime and ctime on rename

The patch below makes ext4 update mtime and ctime of the directory
into which we move file even if the directory entry already exists.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 02cdaec39e21328b4ac82657e333f17df6285edd..7fc1bc1c16d168def8f26d46ae7595d43b92415f 100644 (file)
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2354,6 +2354,9 @@ static int ext4_rename (struct inode * old_dir, struct dentry *old_dentry,
                                              EXT4_FEATURE_INCOMPAT_FILETYPE))
                        new_de->file_type = old_de->file_type;
                new_dir->i_version++;
+               new_dir->i_ctime = new_dir->i_mtime =
+                                       ext4_current_time(new_dir);
+               ext4_mark_inode_dirty(handle, new_dir);
                BUFFER_TRACE(new_bh, "call ext4_journal_dirty_metadata");
                ext4_journal_dirty_metadata(handle, new_bh);
                brelse(new_bh);