tree 7a079e1ee270bae4d88bf8a0c64c37be0c92bcf2
parent ba48a33ef6faa573257b2a4181329f2d1eaafed9
author Chao Yu <yuchao0@huawei.com> 1492236578 +0800
committer Jaegeuk Kim <jaegeuk@kernel.org> 1492624843 -0700

f2fs: trace __submit_discard_cmd

Add an even class f2fs_discard for introducing f2fs_queue_discard, then
use f2fs_{queue,issue}_discard to trace __{queue,submit}_discard_cmd.

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