Re: [GIT PULL] scheduler changes for v4.21
From: Olof Johansson
Date: Wed Dec 26 2018 - 23:21:21 EST
Hi,
On Mon, Dec 24, 2018 at 2:45 PM Ingo Molnar <mingo@xxxxxxxxxx> 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@xxxxxxxxx/
Thanks,
-Olof
-Olof