linux-kernel - Re: [RFC PATCH v2 5/6] sched/fair: Select an energy-efficient CPU on task wake-up

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Message-ID: <20180409164310.GB3520@e108498-lin.cambridge.arm.com>
Date:   Mon, 9 Apr 2018 17:43:10 +0100
From:   Quentin Perret <quentin.perret@....com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Dietmar Eggemann <dietmar.eggemann@....com>,
        linux-kernel@...r.kernel.org,
        Thara Gopinath <thara.gopinath@...aro.org>,
        linux-pm@...r.kernel.org,
        Morten Rasmussen <morten.rasmussen@....com>,
        Chris Redpath <chris.redpath@....com>,
        Patrick Bellasi <patrick.bellasi@....com>,
        Valentin Schneider <valentin.schneider@....com>,
        "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Todd Kjos <tkjos@...gle.com>,
        Joel Fernandes <joelaf@...gle.com>,
        Juri Lelli <juri.lelli@...hat.com>,
        Steve Muckle <smuckle@...gle.com>,
        Eduardo Valentin <edubezval@...il.com>
Subject: Re: [RFC PATCH v2 5/6] sched/fair: Select an energy-efficient CPU on
 task wake-up

On Monday 09 Apr 2018 at 18:30:29 (+0200), Peter Zijlstra wrote:
> On Fri, Apr 06, 2018 at 04:36:06PM +0100, Dietmar Eggemann wrote:
> >  	if (sd_flag & SD_BALANCE_WAKE) {
> >  		record_wakee(p);
> > +		want_energy = wake_energy(p, prev_cpu);
> >  		want_affine = !wake_wide(p) && !wake_cap(p, cpu, prev_cpu)
> > -			      && cpumask_test_cpu(cpu, &p->cpus_allowed);
> > +			      && cpumask_test_cpu(cpu, &p->cpus_allowed)
> > +			      && !want_energy;
> 
> Could you please fix that and put the operators at the end of the
> previous line?

Will do.