Re: [GIT PULL] scheduler changes for v4.21

From: Ingo Molnar
Date: Fri Dec 28 2018 - 07:44:26 EST



* Olof Johansson <olof@xxxxxxxxx> wrote:

> 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 and sorry about that!

Ingo