block: update a few comments for the legacy request removal

Only the mq locking is left in the flush state machine.

Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2018-11-14 17:02:10 +01:00 committed by Jens Axboe
parent d53375608e
commit 9809b4eed2

View File

@ -148,7 +148,7 @@ static void blk_flush_queue_rq(struct request *rq, bool add_front)
* completion and trigger the next step.
*
* CONTEXT:
* spin_lock_irq(q->queue_lock or fq->mq_flush_lock)
* spin_lock_irq(fq->mq_flush_lock)
*
* RETURNS:
* %true if requests were added to the dispatch queue, %false otherwise.
@ -252,7 +252,7 @@ static void flush_end_io(struct request *flush_rq, blk_status_t error)
* Please read the comment at the top of this file for more info.
*
* CONTEXT:
* spin_lock_irq(q->queue_lock or fq->mq_flush_lock)
* spin_lock_irq(fq->mq_flush_lock)
*
*/
static void blk_kick_flush(struct request_queue *q, struct blk_flush_queue *fq,