linux-kernel - Re: [PATCH v3 0/3] nvme: Add sysfs interface for APST configuration management

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Message-ID: <tencent_6A42A1EE91831C3D5B94CECC5F8B12C3B107@qq.com>
Date: Mon, 7 Apr 2025 09:25:53 +0800
From: Yaxiong Tian <iambestgod@...com>
To: Christoph Hellwig <hch@....de>
Cc: kbusch@...nel.org, axboe@...nel.dk, sagi@...mberg.me,
 chaitanyak@...dia.com, linux-nvme@...ts.infradead.org,
 linux-kernel@...r.kernel.org, Yaxiong Tian <tianyaxiong@...inos.cn>,
 alexey.bogoslavsky@....com
Subject: Re: [PATCH v3 0/3] nvme: Add sysfs interface for APST configuration
 management



在 2025/4/4 16:29, Christoph Hellwig 写道:
> On Thu, Apr 03, 2025 at 03:05:37PM +0800, Yaxiong Tian wrote:
>> These two patches don't fundamentally change the APST configuration policy,
>> but rather enable users to configure various APST parameters in real-time
>> across different devices. As mentioned in commit <ebd8a93aa4f5> ("nvme:
>> extend and modify the APST configuration algorithm"):
> 
> And who are those users?  What tools do they use.  What settings do they
> set and why?
The three issues you mentioned were actually partially addressed in the 
previous email, or at least touched upon.

In any case, I agree with applying a universal setting for APST, as I 
don’t have a good tool to handle this either Now.