linux-kernel - Re: [PATCH] freezer, sched: report the frozen task stat as 'D'

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Message-ID: <c56b2347-7475-4190-85a5-a38954ae9c08@huaweicloud.com>
Date: Wed, 4 Dec 2024 09:52:15 +0800
From: Chen Ridong <chenridong@...weicloud.com>
To: Tejun Heo <tj@...nel.org>, peterz@...radead.org
Cc: Valentin Schneider <vschneid@...hat.com>, mingo@...hat.com,
 juri.lelli@...hat.com, vincent.guittot@...aro.org, dietmar.eggemann@....com,
 rostedt@...dmis.org, bsegall@...gle.com, mgorman@...e.de,
 mkoutny@...e.com >> Michal Koutný
 <mkoutny@...e.com>, linux-kernel@...r.kernel.org, wangweiyang2@...wei.com,
 cgroups@...r.kernel.org
Subject: Re: [PATCH] freezer, sched: report the frozen task stat as 'D'



On 2024/11/25 10:14, Chen Ridong wrote:
> 
> 
> On 2024/11/15 9:28, Tejun Heo wrote:
>> Hello,
>>
>> On Fri, Nov 15, 2024 at 09:14:32AM +0800, Chen Ridong wrote:
>>> Hi, Tj, There is no ambiguity what cgroup v2 shows. However, in cgroup
>>> v1, the frozen tasks are reported as 'R'.  Do you think this is reseanable?
>>
>> Oh, right, pardon my confusion. I thought this was about cgroup2 freezer.
>> For cgroup1 freezer, yes, D is the closest state for reporting to userspace.
>>
>> Thanks.
>>
> 
> Hello, Peterz, do you have any opinions?
> 
> Best regards,
> Ridong
> 

Friendly ping.

Does anyone have any opinions?