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SubjectRe: [PATCH 0/3] sched: idle: Provide the basis to integrate cpuidle
Date
On Thursday, April 24, 2014 02:24:48 PM Daniel Lezcano wrote:
> This patchset provides three patches for the basis to integrate cpuidle with
> the scheduler.
>
> The first patch is a cleanup.
> The second one adds the sched balance option as requested by Ingo.
> The third one stores the idle state a cpu is and adds a rcu_barrier() to
> prevent races when using the pointed object.
>
> This patchset is based on top of v3.15-rc2.
>
> This patchset does not modify the behavior of the scheduler.
>
> Taking into account the cpuidle information from the scheduler will be
> posted in a separate patchset in order to keep focused on the right decisions
> the scheduler should take regarding the policy vs idle parameters.
>
> Daniel Lezcano (3):
> sched: idle: Encapsulate the code to compile it out
> sched: idle: Add sched balance option
> sched: idle: Store the idle state the cpu is

Please rebase patch [1/3] on top of https://patchwork.kernel.org/patch/4021831/

I agree with the Amit's comment regarding the power supply assumption in
patch [2/3].

> drivers/cpuidle/cpuidle.c | 6 ++
> include/linux/sched/sysctl.h | 14 ++++
> kernel/sched/fair.c | 92 ++++++++++++++++++++++-
> kernel/sched/idle.c | 169 +++++++++++++++++++++++-------------------
> kernel/sched/sched.h | 5 ++
> kernel/sysctl.c | 11 +++
> 6 files changed, 220 insertions(+), 77 deletions(-)
>
>

--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.


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