linux-kernel - Re: [RFC PATCH 3/3] sched/fair: Traverse cpufreq policies to detect capacity inversion

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20230110164434.pil27wzos45jcx3c@airbuntu>
Date:   Tue, 10 Jan 2023 16:44:34 +0000
From:   Qais Yousef <qyousef@...alina.io>
To:     Vincent Guittot <vincent.guittot@...aro.org>
Cc:     Ingo Molnar <mingo@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Lukasz Luba <lukasz.luba@....com>, Wei Wang <wvw@...gle.com>,
        Xuewen Yan <xuewen.yan94@...il.com>,
        Hank <han.lin@...iatek.com>,
        Jonathan JMChen <Jonathan.JMChen@...iatek.com>
Subject: Re: [RFC PATCH 3/3] sched/fair: Traverse cpufreq policies to detect
 capacity inversion

On 01/10/23 17:38, Vincent Guittot wrote:

[...]

> > Patch 1 of this series addresses this already :-)
> 
> Ah yes.
> 
> >
> > Talking about this serries; I'm confused what's the plan for patch 2 now?
> >
> > My understanding was Peter should pick 1 and 2 as fixes until we nail this
> > patch out.
> 
> yes patch 1 and 2 should be merged to fix mainline implementation. As
> discussed offline, the end goal remains to remove any kind of external
> for loop in load balance

Good. I'll spin v3 so it'd be easier for Peter/Ingo to pick them up.
Meanwhile I'll be testing and continuing reviewing your patch.


Thanks!

--
Qais Yousef