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Subject[PATCH] bcache: remove unneeded flush_workqueue
Date
From: ran jianping <ran.jianping@zte.com.cn>

All work currently pending will be done first by calling destroy_workqueue,
so there is no need to flush it explicitly.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: ran jianping <ran.jianping@zte.com.cn>
---
drivers/md/bcache/writeback.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c
index 9ee0005874cd..9d0b4140ad8f 100644
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -793,10 +793,8 @@ static int bch_writeback_thread(void *arg)
}
}

- if (dc->writeback_write_wq) {
- flush_workqueue(dc->writeback_write_wq);
+ if (dc->writeback_write_wq)
destroy_workqueue(dc->writeback_write_wq);
- }
cached_dev_put(dc);
wait_for_kthread_stop();

--
2.25.1
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