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* [PATCH 1/1] blk-mq: remove the pointless call of list_entry_rq() in hctx_show_busy_rq()
@ 2020-04-27 13:12 Hou Tao
  2020-04-27 17:27 ` Bart Van Assche
                   ` (2 more replies)
  0 siblings, 3 replies; 6+ messages in thread
From: Hou Tao @ 2020-04-27 13:12 UTC (permalink / raw)
  To: linux-block; +Cc: Jens Axboe, Bart Van Assche

And use rq directly.

Signed-off-by: Hou Tao <houtao1@huawei.com>
---
 block/blk-mq-debugfs.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index b3f2ba483992..7a79db81a63f 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -400,8 +400,7 @@ static bool hctx_show_busy_rq(struct request *rq, void *data, bool reserved)
 	const struct show_busy_params *params = data;
 
 	if (rq->mq_hctx == params->hctx)
-		__blk_mq_debugfs_rq_show(params->m,
-					 list_entry_rq(&rq->queuelist));
+		__blk_mq_debugfs_rq_show(params->m, rq);
 
 	return true;
 }
-- 
2.21.1


^ permalink raw reply	[flat|nested] 6+ messages in thread

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Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-04-27 13:12 [PATCH 1/1] blk-mq: remove the pointless call of list_entry_rq() in hctx_show_busy_rq() Hou Tao
2020-04-27 17:27 ` Bart Van Assche
2020-05-25  6:32   ` Hou Tao
2020-07-01  1:24     ` Hou Tao
2020-07-01  4:00 ` Ming Lei
2020-07-01 13:26 ` Jens Axboe

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