tree 5c04b7866327635bb49feadc797a1765a39794bf
parent 78997b569f5625f2762b3c4e743c33becdd5d99d
author Chao Yu <yuchao0@huawei.com> 1507079315 +0800
committer Jaegeuk Kim <jaegeuk@kernel.org> 1509007449 +0200

f2fs: reduce cmd_lock coverage in __issue_discard_cmd

__submit_discard_cmd may lead long latency due to exhaustion of I/O
request resource in block layer, so issuing all discard under cmd_lock
may lead to hangtask, in order to avoid that, let's reduce it's coverage.

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