public inbox for linux-block@vger.kernel.org
 help / color / mirror / Atom feed
From: Tejun Heo <tj@kernel.org>
To: Yu Kuai <yukuai1@huaweicloud.com>
Cc: axboe@kernel.dk, chenhuacai@kernel.org, josef@toxicpanda.com,
	jhs@mojatatu.com, svenjoac@gmx.de, raven@themaw.net,
	pctammela@mojatatu.com, yukuai3@huawei.com, qde@naccy.de,
	zhaotianrui@loongson.cn, linux-block@vger.kernel.org,
	linux-kernel@vger.kernel.org, loongarch@lists.linux.dev,
	cgroups@vger.kernel.org, yi.zhang@huawei.com,
	yangerkun@huawei.com
Subject: Re: [PATCH RFC v2 1/6] blk-throttle: remove CONFIG_BLK_DEV_THROTTLING_LOW
Date: Fri, 12 Apr 2024 07:30:18 -1000	[thread overview]
Message-ID: <ZhlvqqtSo_Aw2Hjo@slm.duckdns.org> (raw)
In-Reply-To: <20240406080059.2248314-2-yukuai1@huaweicloud.com>

On Sat, Apr 06, 2024 at 04:00:54PM +0800, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@huawei.com>
> 
> One the one hand, it's marked EXPERIMENTAL since 2017, and looks like
> there are no users since then, and no testers and no developers, it's
> just not active at all.
> 
> On the other hand, even if the config is disabled, there are still many
> fields in throtl_grp and throtl_data and many functions that are only
> used for throtl low.
> 
> At last, currently blk-throtl is initialized during disk initialization,
> and destroyed during disk removal, and it exposes many functions to be
> called directly from block layer. Hence I'm planning to optimize
> blk-throtl and finially support building it as kernel module. Remove
> throtl low will make the work much easier.
> 
> Signed-off-by: Yu Kuai <yukuai3@huawei.com>

Acked-by: Tejun Heo <tj@kernel.org>

I haven't seen any usage but let's see if anyone complains.

Thanks.

-- 
tejun

  reply	other threads:[~2024-04-12 17:30 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-06  8:00 [PATCH RFC v2 0/6] blk-throttle: support enable and disable during runtime Yu Kuai
2024-04-06  8:00 ` [PATCH RFC v2 1/6] blk-throttle: remove CONFIG_BLK_DEV_THROTTLING_LOW Yu Kuai
2024-04-12 17:30   ` Tejun Heo [this message]
2024-04-13  1:57     ` Yu Kuai
2024-04-16 15:47   ` Michal Koutný
2024-04-06  8:00 ` [PATCH RFC v2 2/6] blk-throttle: delay initialization until configuration Yu Kuai
2024-04-12 17:59   ` Tejun Heo
2024-04-13  1:59     ` Yu Kuai
2024-04-16  2:11       ` Yu Kuai
2024-04-16  3:05         ` Chaitanya Kulkarni
2024-04-06  8:00 ` [PATCH RFC v2 3/6] blk-throttle: expand tg_conf_updated() to return if any tg has rules Yu Kuai
2024-04-06  8:00 ` [PATCH RFC v2 4/6] blk-cgroup: add a new helper blkg_conf_exit_blkg() Yu Kuai
2024-04-06  8:00 ` [PATCH RFC v2 5/6] blk-throttle: support to destroy throtl_data when blk-throttle is disabled Yu Kuai
2024-04-12 18:05   ` Tejun Heo
2024-04-13  2:06     ` Yu Kuai
2024-04-16 17:09       ` Tejun Heo
2024-04-17  1:13         ` Yu Kuai
2024-04-17  1:22           ` Tejun Heo
2024-04-17  1:39             ` Yu Kuai
2024-04-18  2:05               ` Tejun Heo
2024-04-06  8:00 ` [PATCH RFC v2 6/6] blk-throtl: switch to use rq_qos Yu Kuai
2024-04-12 18:11   ` Tejun Heo
2024-04-13  2:17     ` Yu Kuai
2024-04-16 14:17       ` Yu Kuai
2024-04-16 17:14         ` Tejun Heo
2024-04-16 15:56 ` [PATCH RFC v2 0/6] blk-throttle: support enable and disable during runtime Michal Koutný
2024-04-17  1:09   ` Yu Kuai
2024-04-17 10:25     ` Michal Koutný

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=ZhlvqqtSo_Aw2Hjo@slm.duckdns.org \
    --to=tj@kernel.org \
    --cc=axboe@kernel.dk \
    --cc=cgroups@vger.kernel.org \
    --cc=chenhuacai@kernel.org \
    --cc=jhs@mojatatu.com \
    --cc=josef@toxicpanda.com \
    --cc=linux-block@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=loongarch@lists.linux.dev \
    --cc=pctammela@mojatatu.com \
    --cc=qde@naccy.de \
    --cc=raven@themaw.net \
    --cc=svenjoac@gmx.de \
    --cc=yangerkun@huawei.com \
    --cc=yi.zhang@huawei.com \
    --cc=yukuai1@huaweicloud.com \
    --cc=yukuai3@huawei.com \
    --cc=zhaotianrui@loongson.cn \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox