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f2fs: stop issuing discard if fs is readonly

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If filesystem is readonly, stop to issue discard in daemon.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2018-01-25 18:57:27 +08:00 committed by Jaegeuk Kim
parent 6819b884e0
commit 3b60d802d9
1 changed files with 2 additions and 0 deletions
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2
fs/f2fs/segment.c
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@ -1406,6 +1406,8 @@ static int issue_discard_thread(void *data)
msecs_to_jiffies(wait_ms));
if (try_to_freeze())
continue;
if (f2fs_readonly(sbi->sb))
continue;
if (kthread_should_stop())
return 0;