f2fs: wait discard IO completion without cmd_lock held

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Wait discard IO completion outside cmd_lock to avoid long latency
of holding cmd_lock in IO busy scenario.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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Chao Yu 2017-05-19 23:46:45 +08:00 • committed by Jaegeuk Kim

parent e31b982157

commit 6afae6336a

1 changed files with 20 additions and 3 deletions

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fs/f2fs/segment.c

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