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Re: [PATCH RFC 1/2] thermal/cpu idle cooling: Introduce cpu idle cooling driver

Started by"Rafael J. Wysocki" <rafael@kernel.org>
First post2017-06-08 00:00 +0200
Last post2017-06-08 10:00 +0200
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  Re: [PATCH RFC 1/2] thermal/cpu idle cooling: Introduce cpu idle  cooling driver "Rafael J. Wysocki" <rafael@kernel.org> - 2017-06-08 00:00 +0200
    Re: [PATCH RFC 1/2] thermal/cpu idle cooling: Introduce cpu idle  cooling driver Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-06-08 10:00 +0200

#1660270 — Re: [PATCH RFC 1/2] thermal/cpu idle cooling: Introduce cpu idle cooling driver

From"Rafael J. Wysocki" <rafael@kernel.org>
Date2017-06-08 00:00 +0200
SubjectRe: [PATCH RFC 1/2] thermal/cpu idle cooling: Introduce cpu idle cooling driver
Message-ID<tPR9E-3Ll-5@gated-at.bofh.it>
On Wed, Jun 7, 2017 at 11:50 PM, Daniel Lezcano
<daniel.lezcano@linaro.org> wrote:
> On Tue, Jun 06, 2017 at 09:11:35AM +0530, viresh kumar wrote:
>> + Daniel
>
> Hi Viresh,
>
> thanks for the head up.
>
> Before going deeply in the review, I have a dumb question:
>
> Why isn't this mechanism implemented at the scheduler level?

I suppose for the same reason why intel_powerclamp is not implemented
like that: the scheduler maintainers don't like the idea.

Thanks,
Rafael

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#1660897

FromDaniel Lezcano <daniel.lezcano@linaro.org>
Date2017-06-08 10:00 +0200
Message-ID<tQ0wi-1oo-37@gated-at.bofh.it>
In reply to#1660270
On Wed, Jun 07, 2017 at 11:59:12PM +0200, Rafael J. Wysocki wrote:
> On Wed, Jun 7, 2017 at 11:50 PM, Daniel Lezcano
> <daniel.lezcano@linaro.org> wrote:
> > On Tue, Jun 06, 2017 at 09:11:35AM +0530, viresh kumar wrote:
> >> + Daniel
> >
> > Hi Viresh,
> >
> > thanks for the head up.
> >
> > Before going deeply in the review, I have a dumb question:
> >
> > Why isn't this mechanism implemented at the scheduler level?
> 
> I suppose for the same reason why intel_powerclamp is not implemented
> like that: the scheduler maintainers don't like the idea.

Ok, I see.

Thanks.

  -- Daniel


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