[3/4] block: Fix a comment in blk_cleanup_queue()
diff mbox series

Message ID 20190401212014.192753-4-bvanassche@acm.org
State New
Headers show
  • Fir a race between request queue cleanup and running queues
Related show

Commit Message

Bart Van Assche April 1, 2019, 9:20 p.m. UTC
Change a reference to the legacy block layer into a reference to blk-mq.

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>
Cc: <stable@vger.kernel.org>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
 block/blk-core.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

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diff --git a/block/blk-core.c b/block/blk-core.c
index fdcf6de2243f..bfdbdbb8ec65 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -339,7 +339,8 @@  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.