linux-kernel - Re: [PATCH v7 05/14] sched: Introduce a sched

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Message-ID: <20181004095701.j5zt5guetxswdbi7@queper01-lin>
Date:   Thu, 4 Oct 2018 10:57:04 +0100
From:   Quentin Perret <quentin.perret@....com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     rjw@...ysocki.net, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, gregkh@...uxfoundation.org,
        mingo@...hat.com, dietmar.eggemann@....com,
        morten.rasmussen@....com, chris.redpath@....com,
        patrick.bellasi@....com, valentin.schneider@....com,
        vincent.guittot@...aro.org, thara.gopinath@...aro.org,
        viresh.kumar@...aro.org, tkjos@...gle.com, joel@...lfernandes.org,
        smuckle@...gle.com, adharmap@...eaurora.org,
        skannan@...eaurora.org, pkondeti@...eaurora.org,
        juri.lelli@...hat.com, edubezval@...il.com,
        srinivas.pandruvada@...ux.intel.com, currojerez@...eup.net,
        javi.merino@...nel.org
Subject: Re: [PATCH v7 05/14] sched: Introduce a sched_feat for Energy Aware
 Scheduling

On Wednesday 03 Oct 2018 at 18:24:35 (+0200), Peter Zijlstra wrote:
> Yeah, sysctl, see for example: sysctl.kernel.numa_balancing and the
> sched_numa_balancing static_key that goes with it.

OK, that works for me.

> I would default enable EAS if the EM is there and valid, but allow
> people to disable it.

Right, that'd be much nicer than the sched_feat off by default, I
agree. I'll see what I can do :-)

Thanks,
Quentin