f2fs: do not issue next dnode discard redundantly
authorJaegeuk Kim <jaegeuk@kernel.org>
Tue, 12 May 2015 03:03:49 +0000 (20:03 -0700)
committerJaegeuk Kim <jaegeuk@kernel.org>
Mon, 1 Jun 2015 23:20:50 +0000 (16:20 -0700)
We have a discard map, so that we can avoid redundant discard issues.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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