From: Hannes Reinecke <hare@suse.de>
To: Jens Axboe <axboe@kernel.dk>,
linux-block@vger.kernel.org, linux-nvme@lists.infradead.org
Subject: Re: [PATCH 09/14] blk-mq: ensure that plug lists don't straddle hardware queues
Date: Mon, 29 Oct 2018 08:40:57 +0100 [thread overview]
Message-ID: <3782335d-54a8-44fc-75f6-a2a495b6caf1@suse.de> (raw)
In-Reply-To: <20181025211626.12692-10-axboe@kernel.dk>
On 10/25/18 11:16 PM, Jens Axboe wrote:
> Since we insert per hardware queue, we have to ensure that every
> request on the plug list being inserted belongs to the same
> hardware queue.
>
> Signed-off-by: Jens Axboe <axboe@kernel.dk>
> ---
> block/blk-mq.c | 27 +++++++++++++++++++++++++--
> 1 file changed, 25 insertions(+), 2 deletions(-)
>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Cheers,
Hannes
WARNING: multiple messages have this Message-ID (diff)
From: hare@suse.de (Hannes Reinecke)
Subject: [PATCH 09/14] blk-mq: ensure that plug lists don't straddle hardware queues
Date: Mon, 29 Oct 2018 08:40:57 +0100 [thread overview]
Message-ID: <3782335d-54a8-44fc-75f6-a2a495b6caf1@suse.de> (raw)
In-Reply-To: <20181025211626.12692-10-axboe@kernel.dk>
On 10/25/18 11:16 PM, Jens Axboe wrote:
> Since we insert per hardware queue, we have to ensure that every
> request on the plug list being inserted belongs to the same
> hardware queue.
>
> Signed-off-by: Jens Axboe <axboe at kernel.dk>
> ---
> block/blk-mq.c | 27 +++++++++++++++++++++++++--
> 1 file changed, 25 insertions(+), 2 deletions(-)
>
Reviewed-by: Hannes Reinecke <hare at suse.com>
Cheers,
Hannes
next prev parent reply other threads:[~2018-10-29 7:40 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-25 21:16 [PATCHSET 0/14] Add support for multiple queue maps Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-25 21:16 ` [PATCH 01/14] blk-mq: kill q->mq_map Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-27 14:19 ` jianchao.wang
2018-10-27 14:19 ` jianchao.wang
2018-10-27 16:48 ` Jens Axboe
2018-10-27 16:48 ` Jens Axboe
2018-10-27 16:52 ` Jens Axboe
2018-10-27 16:52 ` Jens Axboe
2018-10-29 2:02 ` jianchao.wang
2018-10-29 2:02 ` jianchao.wang
2018-10-29 2:40 ` jianchao.wang
2018-10-29 2:40 ` jianchao.wang
2018-10-29 3:00 ` Jens Axboe
2018-10-29 3:00 ` Jens Axboe
2018-10-29 9:03 ` jianchao.wang
2018-10-29 9:03 ` jianchao.wang
2018-10-28 16:10 ` Christoph Hellwig
2018-10-28 16:10 ` Christoph Hellwig
2018-10-29 7:27 ` Hannes Reinecke
2018-10-29 7:27 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 02/14] blk-mq: abstract out queue map Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:30 ` Hannes Reinecke
2018-10-29 7:30 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 03/14] blk-mq: provide dummy blk_mq_map_queue_type() helper Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:30 ` Hannes Reinecke
2018-10-29 7:30 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 04/14] blk-mq: pass in request/bio flags to queue mapping Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:35 ` Hannes Reinecke
2018-10-29 7:35 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 05/14] blk-mq: allow software queue to map to multiple hardware queues Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:37 ` Hannes Reinecke
2018-10-29 7:37 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 06/14] blk-mq: add 'type' attribute to the sysfs hctx directory Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:38 ` Hannes Reinecke
2018-10-29 7:38 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 07/14] blk-mq: support multiple hctx maps Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:39 ` Hannes Reinecke
2018-10-29 7:39 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 08/14] blk-mq: separate number of hardware queues from nr_cpu_ids Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:40 ` Hannes Reinecke
2018-10-29 7:40 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 09/14] blk-mq: ensure that plug lists don't straddle hardware queues Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:40 ` Hannes Reinecke [this message]
2018-10-29 7:40 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 10/14] blk-mq: initial support for multiple queue maps Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:41 ` Hannes Reinecke
2018-10-29 7:41 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 11/14] irq: add support for allocating (and affinitizing) sets of IRQs Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-25 21:52 ` Keith Busch
2018-10-25 21:52 ` Keith Busch
2018-10-25 23:07 ` Jens Axboe
2018-10-25 23:07 ` Jens Axboe
2018-10-29 7:43 ` Hannes Reinecke
2018-10-29 7:43 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 12/14] nvme: utilize two queue maps, one for reads and one for writes Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:46 ` Hannes Reinecke
2018-10-29 7:46 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 13/14] block: add REQ_HIPRI and inherit it from IOCB_HIPRI Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:47 ` Hannes Reinecke
2018-10-29 7:47 ` Hannes Reinecke
2018-10-25 21:16 ` [PATCH 14/14] nvme: add separate poll queue map Jens Axboe
2018-10-25 21:16 ` Jens Axboe
2018-10-29 7:48 ` Hannes Reinecke
2018-10-29 7:48 ` Hannes Reinecke
2018-10-29 16:37 [PATCHSET v2 0/14] blk-mq: Add support for multiple queue maps Jens Axboe
2018-10-29 16:37 ` [PATCH 09/14] blk-mq: ensure that plug lists don't straddle hardware queues Jens Axboe
2018-10-29 19:27 ` Bart Van Assche
2018-10-29 19:30 ` Jens Axboe
2018-10-29 19:49 ` Jens Axboe
2018-10-30 8:08 ` Ming Lei
2018-10-30 17:22 ` Jens Axboe
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