f2fs: detect congestion of flush command issues
authorJaegeuk Kim <jaegeuk@kernel.org>
Mon, 23 May 2016 19:04:56 +0000 (12:04 -0700)
committerJaegeuk Kim <jaegeuk@kernel.org>
Fri, 3 Jun 2016 01:05:15 +0000 (18:05 -0700)
commit0a87f664d1ad29cc4712303d2142fe386368f07d
tree5ff4b60d0a2e18232b34c60321ee30212a847907
parent6d94c74ab85fe70dc1ac29b1ffc55cf23b3cf3f9
f2fs: detect congestion of flush command issues

If flush commands do not incur any congestion, we don't need to throw that to
dispatching queue which causes unnecessary latency.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/f2fs.h
fs/f2fs/segment.c