diff options
| author | Chao Yu <yuchao0@huawei.com> | 2018-04-10 15:43:09 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-05-30 11:39:57 -0700 |
| commit | 85d2070f60c66b469e21a0c8e67c25c7cd5b4c45 (patch) | |
| tree | 68ff0d41f02e76a187afca125c12e6656a776e85 /fs/f2fs/segment.c | |
| parent | 4738f527db84ecb5d40691b8e5bf3e9bfced2243 (diff) | |
f2fs: turn down IO priority of discard from background
In order to avoid interfering normal r/w IO, let's turn down IO
priority of discard issued from background.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.c')
| -rw-r--r-- | fs/f2fs/segment.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 30f07dd5da3f..478a4504ba9a 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1012,6 +1012,7 @@ static void __init_discard_policy(struct f2fs_sb_info *sbi, dpolicy->min_interval = DEF_MIN_DISCARD_ISSUE_TIME; dpolicy->max_interval = DEF_MAX_DISCARD_ISSUE_TIME; dpolicy->io_aware = true; + dpolicy->sync = false; if (utilization(sbi) > DEF_DISCARD_URGENT_UTIL) { dpolicy->granularity = 1; dpolicy->max_interval = DEF_MIN_DISCARD_ISSUE_TIME; |