From: Bart Van Assche <bart.vanassche@sandisk.com> To: Jens Axboe <axboe@fb.com> Cc: Christoph Hellwig <hch@lst.de>, James Bottomley <jejb@linux.vnet.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com>, Mike Snitzer <snitzer@redhat.com>, Doug Ledford <dledford@redhat.com>, Keith Busch <keith.busch@intel.com>, "linux-block@vger.kernel.org" <linux-block@vger.kernel.org>, "linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>, "linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>, "linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org> Subject: [PATCH v2 2/7] dm: Use BLK_MQ_S_STOPPED instead of QUEUE_FLAG_STOPPED in blk-mq code Date: Wed, 28 Sep 2016 17:02:23 -0700 [thread overview] Message-ID: <43265806-b77f-b357-cbf1-1d05cf253f97@sandisk.com> (raw) In-Reply-To: <f153ee47-e599-c333-92b0-d5da475012f3@sandisk.com> Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Cc: Mike Snitzer <snitzer@redhat.com> --- drivers/md/dm-rq.c | 18 ++---------------- 1 file changed, 2 insertions(+), 16 deletions(-) diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c index 182b679..f2c271a 100644 --- a/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c @@ -75,12 +75,6 @@ static void dm_old_start_queue(struct request_queue *q) static void dm_mq_start_queue(struct request_queue *q) { - unsigned long flags; - - spin_lock_irqsave(q->queue_lock, flags); - queue_flag_clear(QUEUE_FLAG_STOPPED, q); - spin_unlock_irqrestore(q->queue_lock, flags); - blk_mq_start_stopped_hw_queues(q, true); blk_mq_kick_requeue_list(q); } @@ -105,16 +99,8 @@ static void dm_old_stop_queue(struct request_queue *q) static void dm_mq_stop_queue(struct request_queue *q) { - unsigned long flags; - - spin_lock_irqsave(q->queue_lock, flags); - if (blk_queue_stopped(q)) { - spin_unlock_irqrestore(q->queue_lock, flags); + if (blk_mq_queue_stopped(q)) return; - } - - queue_flag_set(QUEUE_FLAG_STOPPED, q); - spin_unlock_irqrestore(q->queue_lock, flags); /* Avoid that requeuing could restart the queue. */ blk_mq_cancel_requeue_work(q); @@ -341,7 +327,7 @@ static void __dm_mq_kick_requeue_list(struct request_queue *q, unsigned long mse unsigned long flags; spin_lock_irqsave(q->queue_lock, flags); - if (!blk_queue_stopped(q)) + if (!blk_mq_queue_stopped(q)) blk_mq_delay_kick_requeue_list(q, msecs); spin_unlock_irqrestore(q->queue_lock, flags); } -- 2.10.0
WARNING: multiple messages have this Message-ID (diff)
From: bart.vanassche@sandisk.com (Bart Van Assche) Subject: [PATCH v2 2/7] dm: Use BLK_MQ_S_STOPPED instead of QUEUE_FLAG_STOPPED in blk-mq code Date: Wed, 28 Sep 2016 17:02:23 -0700 [thread overview] Message-ID: <43265806-b77f-b357-cbf1-1d05cf253f97@sandisk.com> (raw) In-Reply-To: <f153ee47-e599-c333-92b0-d5da475012f3@sandisk.com> Signed-off-by: Bart Van Assche <bart.vanassche at sandisk.com> Cc: Mike Snitzer <snitzer at redhat.com> --- drivers/md/dm-rq.c | 18 ++---------------- 1 file changed, 2 insertions(+), 16 deletions(-) diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c index 182b679..f2c271a 100644 --- a/drivers/md/dm-rq.c +++ b/drivers/md/dm-rq.c @@ -75,12 +75,6 @@ static void dm_old_start_queue(struct request_queue *q) static void dm_mq_start_queue(struct request_queue *q) { - unsigned long flags; - - spin_lock_irqsave(q->queue_lock, flags); - queue_flag_clear(QUEUE_FLAG_STOPPED, q); - spin_unlock_irqrestore(q->queue_lock, flags); - blk_mq_start_stopped_hw_queues(q, true); blk_mq_kick_requeue_list(q); } @@ -105,16 +99,8 @@ static void dm_old_stop_queue(struct request_queue *q) static void dm_mq_stop_queue(struct request_queue *q) { - unsigned long flags; - - spin_lock_irqsave(q->queue_lock, flags); - if (blk_queue_stopped(q)) { - spin_unlock_irqrestore(q->queue_lock, flags); + if (blk_mq_queue_stopped(q)) return; - } - - queue_flag_set(QUEUE_FLAG_STOPPED, q); - spin_unlock_irqrestore(q->queue_lock, flags); /* Avoid that requeuing could restart the queue. */ blk_mq_cancel_requeue_work(q); @@ -341,7 +327,7 @@ static void __dm_mq_kick_requeue_list(struct request_queue *q, unsigned long mse unsigned long flags; spin_lock_irqsave(q->queue_lock, flags); - if (!blk_queue_stopped(q)) + if (!blk_mq_queue_stopped(q)) blk_mq_delay_kick_requeue_list(q, msecs); spin_unlock_irqrestore(q->queue_lock, flags); } -- 2.10.0
next prev parent reply other threads:[~2016-09-29 0:02 UTC|newest] Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-09-28 23:57 [PATCH v2 0/7] Introduce blk_quiesce_queue() and blk_resume_queue() Bart Van Assche 2016-09-28 23:57 ` Bart Van Assche 2016-09-28 23:57 ` [PATCH v2 1/7] blk-mq: Introduce blk_mq_queue_stopped() Bart Van Assche 2016-09-28 23:57 ` Bart Van Assche 2016-10-05 17:50 ` Sagi Grimberg 2016-10-05 17:50 ` Sagi Grimberg 2016-10-11 16:40 ` Christoph Hellwig 2016-10-11 16:40 ` Christoph Hellwig 2016-09-28 23:59 ` [PATCH v2 4/7] blk-mq: Introduce blk_quiesce_queue() and blk_resume_queue() Bart Van Assche 2016-09-28 23:59 ` Bart Van Assche 2016-09-29 5:52 ` Hannes Reinecke 2016-09-29 5:52 ` Hannes Reinecke 2016-09-29 5:52 ` Hannes Reinecke 2016-09-29 21:51 ` Ming Lei 2016-09-29 21:51 ` Ming Lei 2016-09-29 21:51 ` Ming Lei 2016-09-30 15:55 ` Bart Van Assche 2016-09-30 15:55 ` Bart Van Assche 2016-10-01 22:56 ` Ming Lei 2016-10-01 22:56 ` Ming Lei 2016-10-01 22:56 ` Ming Lei 2016-10-05 4:16 ` Bart Van Assche 2016-10-05 4:16 ` Bart Van Assche 2016-10-05 4:32 ` Ming Lei 2016-10-05 4:32 ` Ming Lei 2016-10-05 4:32 ` Ming Lei 2016-10-05 14:46 ` Bart Van Assche 2016-10-05 14:46 ` Bart Van Assche 2016-10-05 16:11 ` Ming Lei 2016-10-05 16:11 ` Ming Lei 2016-10-05 18:14 ` Sagi Grimberg 2016-10-05 18:14 ` Sagi Grimberg 2016-10-05 18:14 ` Sagi Grimberg 2016-10-05 19:05 ` Bart Van Assche 2016-10-05 19:05 ` Bart Van Assche 2016-10-05 19:10 ` Sagi Grimberg 2016-10-05 19:10 ` Sagi Grimberg 2016-10-05 21:08 ` Bart Van Assche 2016-10-05 21:08 ` Bart Van Assche 2016-10-05 21:08 ` Bart Van Assche 2016-10-05 22:49 ` Ming Lei 2016-10-05 22:49 ` Ming Lei 2016-10-05 22:49 ` Ming Lei 2016-10-05 23:00 ` Bart Van Assche 2016-10-05 23:00 ` Bart Van Assche 2016-09-29 0:00 ` [PATCH v2 5/7] dm: Fix a race condition related to stopping and starting queues Bart Van Assche 2016-09-29 0:00 ` Bart Van Assche 2016-09-29 0:00 ` Bart Van Assche 2016-09-29 0:01 ` [PATCH v2 6/7] SRP transport: Port srp_wait_for_queuecommand() to scsi-mq Bart Van Assche 2016-09-29 0:01 ` Bart Van Assche 2016-09-29 5:54 ` Hannes Reinecke 2016-09-29 5:54 ` Hannes Reinecke 2016-10-05 17:38 ` Sagi Grimberg 2016-10-05 17:38 ` Sagi Grimberg 2016-10-05 17:38 ` Sagi Grimberg 2016-10-05 21:51 ` Bart Van Assche 2016-10-05 21:51 ` Bart Van Assche 2016-10-11 16:44 ` Christoph Hellwig 2016-10-11 16:44 ` Christoph Hellwig 2016-10-11 16:44 ` Christoph Hellwig 2016-09-29 0:01 ` [PATCH v2 7/7] [RFC] nvme: Fix a race condition Bart Van Assche 2016-09-29 0:01 ` Bart Van Assche 2016-10-05 17:40 ` Sagi Grimberg 2016-10-05 17:40 ` Sagi Grimberg 2016-10-11 16:46 ` Christoph Hellwig 2016-10-11 16:46 ` Christoph Hellwig 2016-10-12 0:41 ` Bart Van Assche 2016-10-12 0:41 ` Bart Van Assche 2016-09-29 0:02 ` Bart Van Assche [this message] 2016-09-29 0:02 ` [PATCH v2 2/7] dm: Use BLK_MQ_S_STOPPED instead of QUEUE_FLAG_STOPPED in blk-mq code Bart Van Assche 2016-09-29 0:02 ` [PATCH v2 3/7] [RFC] nvme: " Bart Van Assche 2016-09-29 0:02 ` Bart Van Assche 2016-10-05 17:43 ` Sagi Grimberg 2016-10-05 17:43 ` Sagi Grimberg 2016-10-05 17:43 ` Sagi Grimberg -- strict thread matches above, loose matches on Subject: below -- 2016-09-28 23:45 [PATCH] scsi_dh_alua: Fix a reference counting bug Bart Van Assche 2016-09-28 23:58 ` [PATCH v2 2/7] dm: Use BLK_MQ_S_STOPPED instead of QUEUE_FLAG_STOPPED in blk-mq code Bart Van Assche 2016-09-29 5:53 ` Hannes Reinecke
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