f2fs: delay awaking discard thread
authorChao Yu <yuchao0@huawei.com>
Mon, 24 Apr 2017 16:21:34 +0000 (00:21 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Tue, 25 Apr 2017 21:18:44 +0000 (14:18 -0700)
commit34e159da418be46986456daf21a339932f349b63
tree987ee675f3d5d2a7b537cf2b0607f46d785ebdb0
parent66a82d1fc7e058b28189fe068f2a5efd9abc719a
f2fs: delay awaking discard thread

It's better to delay awaking discard thread while queuing discard commands
in checkpoint, it will help to give more chances for merging big and small
discard.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/segment.c