linux-kernel - Re: [RFC 0/3] Introduce per-task latency

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Date:   Thu, 5 Dec 2019 10:49:57 +0000
From:   Valentin Schneider <valentin.schneider@....com>
To:     Dietmar Eggemann <dietmar.eggemann@....com>,
        Parth Shah <parth@...ux.ibm.com>, linux-kernel@...r.kernel.org
Cc:     peterz@...radead.org, mingo@...hat.com, vincent.guittot@...aro.org,
        patrick.bellasi@...bug.net, qais.yousef@....com, pavel@....cz,
        dhaval.giani@...cle.com, qperret@...rret.net,
        David.Laight@...LAB.COM, morten.rasmussen@....com, pjt@...gle.com,
        tj@...nel.org, viresh.kumar@...aro.org, rafael.j.wysocki@...el.com,
        daniel.lezcano@...aro.org
Subject: Re: [RFC 0/3] Introduce per-task latency_tolerance for scheduler
 hints



On 05/12/2019 09:24, Dietmar Eggemann wrote:
> On 25/11/2019 10:46, Parth Shah wrote:
>> This patch series is based on the discussion started as the "Usecases for
>> the per-task latency-nice attribute"[1]
>>
>> This patch series introduces a new per-task attribute latency_tolerance to
>> provide the scheduler hints about the latency requirements of the task.
> 
> I forgot but is there a chance to have this as a per-taskgroup attribute
> as well?
> 

Peter argued we should go for task attributes first, and then
cgroup/taskgroups later on:

https://lore.kernel.org/lkml/20190905083127.GA2332@hirez.programming.kicks-ass.net/