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| author | Heng Xiao <heng.xiao@unisoc.com> | 2019-07-03 10:29:57 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2019-07-10 18:13:53 -0700 |
| commit | 6e0cd4a9dd4df1a0afcb454f1e654b5c80685913 (patch) | |
| tree | 0d4696f802f2f8ad1b69747bd8bfa4149b107c76 | |
| parent | b13bdf03bb8007279bb0efdf127bafb2d84e8b0a (diff) | |
f2fs: fix to avoid long latency during umount
In umount, we give an constand time to handle pending discard, previously,
in __issue_discard_cmd() we missed to check timeout condition in loop,
result in delaying long time, fix it.
Signed-off-by: Heng Xiao <heng.xiao@unisoc.com>
[Chao Yu: add commit message]
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/segment.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 478284db3065..2d1d7baaf1b6 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1497,6 +1497,10 @@ static int __issue_discard_cmd(struct f2fs_sb_info *sbi, list_for_each_entry_safe(dc, tmp, pend_list, list) { f2fs_bug_on(sbi, dc->state != D_PREP); + if (dpolicy->timeout != 0 && + f2fs_time_over(sbi, dpolicy->timeout)) + break; + if (dpolicy->io_aware && i < dpolicy->io_aware_gran && !is_idle(sbi, DISCARD_TIME)) { io_interrupted = true; |