From: Bart Van Assche <bvanassche@acm.org>
To: Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
Bart Van Assche <bvanassche@acm.org>,
Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>,
Christoph Hellwig <hch@infradead.org>,
Hannes Reinecke <hare@suse.com>,
James Smart <james.smart@broadcom.com>,
Ming Lei <ming.lei@redhat.com>,
Jianchao Wang <jianchao.w.wang@oracle.com>,
Dongli Zhang <dongli.zhang@oracle.com>
Subject: [PATCH] block: Fix a comment in blk_cleanup_queue()
Date: Thu, 1 Aug 2019 15:39:55 -0700 [thread overview]
Message-ID: <20190801223955.141237-1-bvanassche@acm.org> (raw)
Change a reference to the legacy block layer into a reference to blk-mq.
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Hannes Reinecke <hare@suse.com>
Cc: James Smart <james.smart@broadcom.com>
Cc: Ming Lei <ming.lei@redhat.com>
Cc: Jianchao Wang <jianchao.w.wang@oracle.com>
Cc: Dongli Zhang <dongli.zhang@oracle.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
---
block/blk-core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/block/blk-core.c b/block/blk-core.c
index d0cc6e14d2f0..5878504a29af 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -344,7 +344,8 @@ void blk_cleanup_queue(struct request_queue *q)
/*
* Drain all requests queued before DYING marking. Set DEAD flag to
- * prevent that q->request_fn() gets invoked after draining finished.
+ * prevent that blk_mq_run_hw_queues() accesses the hardware queues
+ * after draining finished.
*/
blk_freeze_queue(q);
--
2.22.0.770.g0f2c4a37fd-goog
next reply other threads:[~2019-08-01 22:40 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-01 22:39 Bart Van Assche [this message]
2019-08-02 13:35 ` [PATCH] block: Fix a comment in blk_cleanup_queue() Jens Axboe
-- strict thread matches above, loose matches on Subject: below --
2019-07-01 15:42 Bart Van Assche
2019-07-01 15:47 ` Chaitanya Kulkarni
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