linux-kernel - Re: [PATCH RESEND v2 1/3] sched/topology,schedutil: wrap sched domains rebuild

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Date:   Thu, 5 Nov 2020 14:03:35 +0000
From:   Ionela Voinescu <ionela.voinescu@....com>
To:     "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Quentin Perret <qperret@...gle.com>,
        Valentin Schneider <valentin.schneider@....com>,
        Linux PM <linux-pm@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH RESEND v2 1/3] sched/topology,schedutil: wrap sched
 domains rebuild

Hi Rafael,

On Friday 30 Oct 2020 at 16:26:32 (+0100), Rafael J. Wysocki wrote:
> On Tue, Oct 27, 2020 at 7:08 PM Ionela Voinescu <ionela.voinescu@....com> wrote:
> >
> > Add the rebuild_sched_domains_energy() function to wrap the functionality
> > that rebuilds the scheduling domains if any of the Energy Aware Scheduling
> > (EAS) initialisation conditions change. This functionality is used when
> > schedutil is added or removed or when EAS is enabled or disabled
> > through the sched_energy_aware sysctl.
> >
> > Therefore, create a single function that is used in both these cases and
> > that can be later reused.
> >
> > Signed-off-by: Ionela Voinescu <ionela.voinescu@....com>
> > Acked-by: Quentin Perret <qperret@...gle.com>
> > Cc: Ingo Molnar <mingo@...hat.com>
> > Cc: Peter Zijlstra <peterz@...radead.org>
> > Cc: Rafael J. Wysocki <rjw@...ysocki.net>
> > Cc: Viresh Kumar <viresh.kumar@...aro.org>
> 
> For the schedutil part:
> 
> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
> 

Thank you for taking a look!

> and I'm assuming the patch to be taken care of by Peter.

I'm hoping that as well. I'll ask some of the arm64 folk to take another
look over 2/3 to make sure that's covered.

Many thanks,
Ionela.