From: Jan Kara <jack@suse.cz>
Date: Wed, 30 Apr 2008 02:02:11 +0000 (-0400)
Subject: ext4: Fix update of mtime and ctime on rename
X-Git-Tag: accepted/tizen/common/20141203.182822~22657^2~12
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=53b7e9f6807c1274eee19201396b4c2b5f721553;p=platform%2Fkernel%2Flinux-arm64.git

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 02cdaec..7fc1bc1 100644
--- 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);