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Re: [PATCH] sched/fair: Do not decay new task load on first enqueue

From Matt Fleming <matt@codeblueprint.co.uk>
Newsgroups linux.kernel
Subject Re: [PATCH] sched/fair: Do not decay new task load on first enqueue
Date 2016-09-28 21:40 +0200
Message-ID <smsRX-2td-9@gated-at.bofh.it> (permalink)
References <skxj3-38t-3@gated-at.bofh.it> <smk82-5oX-19@gated-at.bofh.it>
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On Wed, 28 Sep, at 12:14:22PM, Peter Zijlstra wrote:
> 
> Which suggests we do something like the below (not compile tested or
> anything, also I ran out of tea again).

I'm away on FTO right now. I can test this when I return on Friday.

Funnily enough, I now remember that I already sent a fix for the
missing update_rq_clock() in post_init_entity_util_avg(), but didn't
apply it when chasing this hackbench regression (oops),

  https://lkml.kernel.org/r/20160921133813.31976-3-matt@codeblueprint.co.uk

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Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Peter Zijlstra <peterz@infradead.org> - 2016-09-28 12:20 +0200
  Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Dietmar Eggemann <dietmar.eggemann@arm.com> - 2016-09-28 13:10 +0200
    Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Peter Zijlstra <peterz@infradead.org> - 2016-09-28 13:20 +0200
      Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Dietmar Eggemann <dietmar.eggemann@arm.com> - 2016-09-28 13:40 +0200
        Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-09-28 13:50 +0200
          Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-09-28 14:10 +0200
            Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-10-04 23:30 +0200
          Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-10-04 22:20 +0200
        Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-09-28 14:30 +0200
          Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-09-28 15:20 +0200
            Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Dietmar Eggemann <dietmar.eggemann@arm.com> - 2016-09-29 18:20 +0200
              Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-10-03 15:10 +0200
      Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Dietmar Eggemann <dietmar.eggemann@arm.com> - 2016-09-28 20:10 +0200
  Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-09-28 21:40 +0200
    Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-09-30 22:40 +0200
    Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Wanpeng Li <kernellwp@gmail.com> - 2016-10-09 05:40 +0200
      Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-10-10 12:10 +0200
        Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Wanpeng Li <kernellwp@gmail.com> - 2016-10-10 12:20 +0200
          Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-10-11 12:30 +0200
        Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-10-10 14:40 +0200
          Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Dietmar Eggemann <dietmar.eggemann@arm.com> - 2016-10-10 16:00 +0200
            Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-10-10 20:30 +0200
              Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Dietmar Eggemann <dietmar.eggemann@arm.com> - 2016-10-11 11:50 +0200
                Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-10-11 12:50 +0200
          Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-10-10 19:40 +0200
            Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-10-11 12:30 +0200
              Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-10-11 15:20 +0200
                Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-10-11 21:10 +0200
                Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Vincent Guittot <vincent.guittot@linaro.org> - 2016-10-12 09:50 +0200
  Re: [PATCH] sched/fair: Do not decay new task load on first enqueue Matt Fleming <matt@codeblueprint.co.uk> - 2016-10-04 22:20 +0200

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