From: Randy Dunlap <rdunlap@infradead.org>
To: Josef Bacik <josef@toxicpanda.com>,
axboe@kernel.dk, linux-kernel@vger.kernel.org,
akpm@linux-foundation.org, hannes@cmpxchg.org, tj@kernel.org,
linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org,
kernel-team@fb.com
Cc: Josef Bacik <jbacik@fb.com>
Subject: Re: [PATCH 11/14] rq-qos: introduce dio_bio callback
Date: Tue, 3 Jul 2018 12:29:13 -0700 [thread overview]
Message-ID: <be66a8be-f55b-3899-b6a6-3db6446acf2b@infradead.org> (raw)
In-Reply-To: <20180703151503.2549-12-josef@toxicpanda.com>
On 07/03/2018 08:15 AM, Josef Bacik wrote:
> From: Josef Bacik <jbacik@fb.com>
>
> wbt cares only about request completion time, but controllers may need
Please spell out wt^Hbt.
whatever it is.
> information that is on the bio itself, so add a done_bio callback for
> rq-qos so things like blk-iolatency can use it to have the bio when it
> completes.
>
> Signed-off-by: Josef Bacik <jbacik@fb.com>
> ---
> block/bio.c | 4 ++++
> block/blk-rq-qos.c | 10 ++++++++++
> block/blk-rq-qos.h | 2 ++
> 3 files changed, 16 insertions(+)
--
~Randy
next prev parent reply other threads:[~2018-07-03 19:29 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-03 15:14 [PATCH 0/14][V6] Introduce io.latency io controller for cgroups Josef Bacik
2018-07-03 15:14 ` [PATCH 01/14] block: add bi_blkg to the bio " Josef Bacik
2018-07-03 15:14 ` [PATCH 02/14] block: introduce bio_issue_as_root_blkg Josef Bacik
2018-07-03 15:14 ` [PATCH 03/14] blk-cgroup: allow controllers to output their own stats Josef Bacik
2018-07-03 15:14 ` [PATCH 04/14] blk: introduce REQ_SWAP Josef Bacik
2018-07-03 15:14 ` [PATCH 05/14] swap,blkcg: issue swap io with the appropriate context Josef Bacik
2018-07-03 19:27 ` Randy Dunlap
2018-07-03 19:32 ` Jens Axboe
2018-07-03 15:14 ` [PATCH 06/14] blkcg: add generic throttling mechanism Josef Bacik
2018-08-05 12:41 ` Konstantin Khlebnikov
2018-07-03 15:14 ` [PATCH 07/14] memcontrol: schedule throttling if we are congested Josef Bacik
2018-07-03 15:14 ` [PATCH 08/14] blk-stat: export helpers for modifying blk_rq_stat Josef Bacik
2018-07-03 15:14 ` [PATCH 09/14] blk-rq-qos: refactor out common elements of blk-wbt Josef Bacik
2018-07-03 15:14 ` [PATCH 10/14] block: remove external dependency on wbt_flags Josef Bacik
2018-07-03 15:15 ` [PATCH 11/14] rq-qos: introduce dio_bio callback Josef Bacik
2018-07-03 19:29 ` Randy Dunlap [this message]
2018-07-03 19:33 ` Jens Axboe
2018-07-03 15:15 ` [PATCH 12/14] block: introduce blk-iolatency io controller Josef Bacik
2018-07-03 19:32 ` Randy Dunlap
2018-07-03 15:15 ` [PATCH 13/14] Documentation: add a doc for blk-iolatency Josef Bacik
2018-07-03 22:28 ` Randy Dunlap
2018-08-05 12:40 ` Konstantin Khlebnikov
2018-07-03 15:15 ` [PATCH 14/14] skip readahead if the cgroup is congested Josef Bacik
2018-07-03 15:37 ` [PATCH 0/14][V6] Introduce io.latency io controller for cgroups Jens Axboe
-- strict thread matches above, loose matches on Subject: below --
2018-06-29 19:25 [PATCH 00/14][V5] " Josef Bacik
2018-06-29 19:25 ` [PATCH 11/14] rq-qos: introduce dio_bio callback Josef Bacik
2018-06-27 19:09 [PATCH 00/14][V4] Introduce io.latency io controller for cgroups Josef Bacik
2018-06-27 19:09 ` [PATCH 11/14] rq-qos: introduce dio_bio callback Josef Bacik
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