Re: [PATCH v6 0/4] powercap/rapl: reduce ipi calls and misc clean up

From: Rafael J. Wysocki
Date: Tue Mar 08 2016 - 12:14:55 EST


On Tue, Mar 8, 2016 at 8:57 AM, Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
> On Mon, 7 Mar 2016, Jacob Pan wrote:
>
>> On Wed, 24 Feb 2016 13:31:34 -0800
>> Jacob Pan <jacob.jun.pan@xxxxxxxxxxxxxxx> wrote:
>>
>> > Changes since v5:
>> > - Split changes into seprate patches. No code change.
>> > Changes since V4:
>> > - Deleted unnecessary cpumask_any_and() call, assign first
>> > cpu as lead Changes since V3:
>> > - Avoid for_each_online_cpu() search for per package MSR
>> > access. This is achieved by tracking a per package lead cpu via
>> > cpumask_xx() calls. (suggested by Thomas Gleixner
>> > <tglx@xxxxxxxxxxxxx>)
>> > - Add direct reference of RAPL package for each RAPL
>> > domain.
>> >
>> > Jacob Pan (4):
>> > cpumask: export cpumask_any_but
>> > powercap/rapl: reduce ipi calls
>> > powercap/rapl: add package reference per domain
>> > powercap/rapl: track lead cpu per package
>> >
>> > drivers/powercap/intel_rapl.c | 220
>> > ++++++++++++++++++++++--------------------
>> > lib/cpumask.c | 1 + 2 files changed, 115
>> > insertions(+), 106 deletions(-)
>> >
>> Hi Thomas,
>>
>> Do you have more comments?
>
> No. Looks reasonable now.

OK, thanks!

I'll apply the patches then.