f2fs: Don't update the xattr data that same as the exist
authorKinglong Mee <kinglongmee@gmail.com>
Sat, 25 Feb 2017 11:23:27 +0000 (19:23 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Mon, 27 Feb 2017 18:07:44 +0000 (10:07 -0800)
commit5f35a2cd5b503e59ac949283a423f868e94fb36b
tree7b01874bf2c4b654348aac87d41fe216ca39d414
parent317e13009682d4614ec9ac7c2762eaee26f93ed3
f2fs: Don't update the xattr data that same as the exist

f2fs removes the old xattr data and appends the new data although
the new data is same as the exist.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/xattr.c