linux-kernel - Re: [PATCH v2] sched/fair: Remove cfs_rq::nr_spread_over and cfs_rq::exec

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Message-ID: <d39bdb5b-6f98-496d-8e14-eef123681519@bytedance.com>
Date: Thu, 18 Jul 2024 16:20:17 +0800
From: Chuyi Zhou <zhouchuyi@...edance.com>
To: K Prateek Nayak <kprateek.nayak@....com>, mingo@...hat.com,
 peterz@...radead.org, juri.lelli@...hat.com, vincent.guittot@...aro.org
Cc: chengming.zhou@...ux.dev, linux-kernel@...r.kernel.org,
 Vishal Chourasia <vishalc@...ux.ibm.com>
Subject: Re: [PATCH v2] sched/fair: Remove cfs_rq::nr_spread_over and
 cfs_rq::exec_clock

Hello,

在 2024/7/18 11:28, K Prateek Nayak 写道:
> Hello Chuyi,
> 
> On 7/17/2024 8:03 PM, Chuyi Zhou wrote:
>> nr_spread_over tracks the number of instances where the difference
>> between a scheduling entity's virtual runtime and the minimum virtual
>> runtime in the runqueue exceeds three times the scheduler latency,
>> indicating significant disparity in task scheduling.
>> Commit that removed its usage: 5e963f2bd: sched/fair: Commit to EEVDF
> 
> scripts/checkpatch.pl complains about the commit description style here.
> The above can be reworded as:
> 

I will send v3 later.

Thanks for the review!