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From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
To: colyli@suse.de, kent.overstreet@gmail.com
Cc: linux-bcache@vger.kernel.org, linux-kernel@vger.kernel.org,
	kernel-janitors@vger.kernel.org,
	Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Subject: [PATCH] bcache: Remove redundant 'flush_workqueue()' calls
Date: Fri, 12 Nov 2021 18:01:40 +0100	[thread overview]
Message-ID: <b61537b83c7e893d99c6ea05930a42e87679e429.1636736443.git.christophe.jaillet@wanadoo.fr> (raw)

'destroy_workqueue()' already drains the queue before destroying it, so
there is no need to flush it explicitly.

Remove the redundant 'flush_workqueue()' calls.

This was generated with coccinelle:

@@
expression E;
@@
- 	flush_workqueue(E);
	destroy_workqueue(E);

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 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 c7560f66dca8..384c666605ec 100644
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -790,10 +790,8 @@ 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();
 
-- 
2.30.2


                 reply	other threads:[~2021-11-12 17:01 UTC|newest]

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