linux-kernel - Re: [PATCH 4/4] blk-mq-debugfs: make blk_mq_debugfs_register

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Message-ID: <bd7ef8fb-56c4-b837-e96f-9240e34e0cb0@huaweicloud.com>
Date: Tue, 14 Oct 2025 16:26:19 +0800
From: Yu Kuai <yukuai1@...weicloud.com>
To: Ming Lei <ming.lei@...hat.com>
Cc: nilay@...ux.ibm.com, tj@...nel.org, josef@...icpanda.com,
 axboe@...nel.dk, cgroups@...r.kernel.org, linux-block@...r.kernel.org,
 linux-kernel@...r.kernel.org, yukuai1@...weicloud.com, yi.zhang@...wei.com,
 yangerkun@...wei.com, johnny.chenyi@...wei.com,
 "yukuai (C)" <yukuai3@...wei.com>
Subject: Re: [PATCH 4/4] blk-mq-debugfs: make blk_mq_debugfs_register_rqos()
 static

Hi,

在 2025/10/14 16:15, Ming Lei 写道:
> On Tue, Oct 14, 2025 at 10:21:49AM +0800, Yu Kuai wrote:
>> Because it's only used inside blk-mq-debugfs.c now.
> 
> If it is true, why do you export it in 2nd patch?

Patch 2 is a different helper,
- blk_mq_debugfs_register_rqos() is the old one to register one rqos;
- blk_mq_debugfs_regist_rq_qos() is the new one to iterate all rqos,
   check and register if it's unregistered.

Thanks,
Kuai

> 
> Thanks,
> Ming
> 
> 
> .
>