From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Thu, 11 Sep 2014 21:29:06 +0000 (-0700)
Subject: f2fs: remove redundant operation during roll-forward recovery
X-Git-Tag: fixes-for-v3.18-merge-window~8^2~19
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c52e1b10b175bef84f1681946b4a438cc4c84147;p=pandora-kernel.git

f2fs: remove redundant operation during roll-forward recovery

If same data is updated multiple times, we don't need to redo whole the
operations.
Let's just update the lastest one.

Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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