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Subject[PATCH 3/3] f2fs: stop issuing discard if fs is readonly
Date
If filesystem is readonly, stop to issue discard in daemon.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
---
fs/f2fs/segment.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 34206acb883b..7b5d0634d29b 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -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;

--
2.15.0.55.gc2ece9dc4de6
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