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From:   Olof Johansson <olof@lixom.net>
Date:   Wed, 26 Dec 2018 20:17:10 -0800
Message-ID: <CAOesGMjQg2vo2-fbjppumttN1Mz9Ce6VqvK0SkfhdkHPxhP=DQ@mail.gmail.com>
Subject: Re: [GIT PULL] scheduler changes for v4.21
To:     Ingo Molnar <mingo@kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>
Cc:     Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Thomas Gleixner <tglx@linutronix.de>,
        Andrew Morton <akpm@linux-foundation.org>
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Hi,

On Mon, Dec 24, 2018 at 2:45 PM Ingo Molnar <mingo@kernel.org> wrote:
>
> Linus,
>
> Please pull the latest sched-core-for-linus git tree from:
>
>    git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched-core-for-linus
>
>    # HEAD: 732cd75b8c920d3727e69957b14faa7c2d7c3b75 sched/fair: Select an energy-efficient CPU on task wake-up
>
> The main changes in this cycle were:
>
>  - Introduce "Energy Aware Scheduling" - by Quentin Perret. This is a
>    coherent topology description of CPUs in cooperation with the PM
>    subsystem, with the goal to schedule more energy-efficiently on
>    assymetric SMP platform - such as waking up tasks to the more
>    energy-efficient CPUs first, as long as the system isn't
>    oversubscribed.
>
>    For details of the design, see:
>
>       https://marc.info/?l=linux-kernel&m=153243513908731&w=2
>
>  - Misc cleanups and smaller enhancements.

Looks like my warnings fix never made it in, even after a few pings.

Linus, can you apply directly? Causes warning noise on all !SMP ARM builds:

https://lore.kernel.org/lkml/20181125224105.123568-1-olof@lixom.net/


Thanks,

-Olof


-Olof