linux-kernel - Re: [PATCH 3/6 v5] sched: factorize PELT update

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

Message-ID: <CAKfTPtCZwbnL31N53cs1a997JqkRHkeJLYRt39672Ugetfs5Bg@mail.gmail.com>
Date:   Wed, 26 Oct 2016 14:56:43 +0200
From:   Vincent Guittot <vincent.guittot@...aro.org>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     Ingo Molnar <mingo@...nel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Yuyang Du <yuyang.du@...el.com>,
        Morten Rasmussen <Morten.Rasmussen@....com>,
        "linaro-kernel@...ts.linaro.org" <linaro-kernel@...ts.linaro.org>,
        Paul Turner <pjt@...gle.com>, Ben Segall <bsegall@...gle.com>,
        Wanpeng Li <kernellwp@...il.com>
Subject: Re: [PATCH 3/6 v5] sched: factorize PELT update

On 26 October 2016 at 13:41, Peter Zijlstra <peterz@...radead.org> wrote:
> On Mon, Oct 17, 2016 at 11:14:10AM +0200, Vincent Guittot wrote:
>> @@ -3110,11 +3116,12 @@ static inline void update_load_avg(struct sched_entity *se, int update_tg)
>>        * Track task load average for carrying it to new CPU after migrated, and
>>        * track group sched_entity load average for task_h_load calc in migration
>>        */
>> -     __update_load_avg(now, cpu, &se->avg,
>> +     if (se->avg.last_update_time && !(flags & SKIP_AGE_LOAD))
>> +             __update_load_avg(now, cpu, &se->avg,
>>                         se->on_rq * scale_load_down(se->load.weight),
>>                         cfs_rq->curr == se, NULL);
>>
>
> { } for any multi line stmt pls.

OK