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From: Juri Lelli <juri.lelli-5wv7dgnIgG8@public.gmane.org>
To: Vincent Guittot
	<vincent.guittot-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: linux-kernel
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	"linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	LAK
	<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
	"devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
	<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Peter Zijlstra <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
	Russell King - ARM Linux
	<linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
	Sudeep Holla <sudeep.holla-5wv7dgnIgG8@public.gmane.org>,
	Lorenzo Pieralisi
	<lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org>,
	Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
	Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
	Morten Rasmussen <morten.rasmussen-5wv7dgnIgG8@public.gmane.org>,
	Dietmar Eggemann <dietmar.eggemann-5wv7dgnIgG8@public.gmane.org>,
	Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
	Ian Campbell
	<ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
	Kumar Gala <galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
Subject: Re: [PATCH v6 1/8] Documentation: arm: define DT cpu capacity-dmips-mhz bindings
Date: Tue, 30 Aug 2016 17:11:58 +0100	[thread overview]
Message-ID: <20160830161158.GE9337@e106622-lin> (raw)
In-Reply-To: <CAKfTPtC_tzc8xJkL1QUgn35dZ53g3-+V=qX7aefG89AGKJkQOw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

On 16/08/16 11:02, Vincent Guittot wrote:
> On 19 July 2016 at 14:40, Juri Lelli <juri.lelli-5wv7dgnIgG8@public.gmane.org> wrote:
> > ARM systems may be configured to have cpus with different power/performance
> > characteristics within the same chip. In this case, additional information
> > has to be made available to the kernel (the scheduler in particular) for it
> > to be aware of such differences and take decisions accordingly.
> >
> > Therefore, this patch aims at standardizing cpu capacities device tree
> > bindings for ARM platforms. Bindings define cpu capacity-dmips-mhz
> > parameter, to allow operating systems to retrieve such information from
> > the device tree and initialize related kernel structures, paving the way
> > for common code in the kernel to deal with heterogeneity.
> >

[...]

> 
> FWIW, Acked-by Vincent Guittot <vincent.guittot-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> 

Thanks!

Best,

- Juri
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  parent reply	other threads:[~2016-08-30 16:11 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-19 12:40 [PATCH v6 0/8] CPUs capacity information for heterogeneous systems Juri Lelli
2016-07-19 12:40 ` [PATCH v6 1/8] Documentation: arm: define DT cpu capacity-dmips-mhz bindings Juri Lelli
2016-07-20 18:56   ` Rob Herring
2016-07-21 11:43     ` Juri Lelli
2016-08-16  9:02   ` Vincent Guittot
     [not found]     ` <CAKfTPtC_tzc8xJkL1QUgn35dZ53g3-+V=qX7aefG89AGKJkQOw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-08-30 16:11       ` Juri Lelli [this message]
2016-07-19 12:40 ` [PATCH v6 2/8] arm: parse cpu capacity-dmips-mhz from DT Juri Lelli
2016-08-16  8:20   ` Vincent Guittot
     [not found]     ` <CAKfTPtBy7LGCW2T4AGoqL5L_1AHtW6KxHigxFVFVc_EU4oUO0g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-08-30 16:28       ` Juri Lelli
2016-08-31  8:14         ` Vincent Guittot
2016-08-31 17:08           ` Juri Lelli
2016-09-01  8:22             ` Vincent Guittot
2016-09-01  8:50               ` Juri Lelli
2016-07-19 12:40 ` [PATCH v6 3/8] arm, dts: add TC2 cpu capacity-dmips-mhz information Juri Lelli
2016-08-10 15:33   ` Sudeep Holla
2016-08-10 15:43     ` Juri Lelli
2016-08-10 15:52       ` Sudeep Holla
2016-08-10 16:06         ` Juri Lelli
2016-07-19 12:40 ` [PATCH v6 4/8] arm64: parse cpu capacity-dmips-mhz from DT Juri Lelli
     [not found]   ` <1468932048-31635-5-git-send-email-juri.lelli-5wv7dgnIgG8@public.gmane.org>
2016-08-09  9:42     ` Juri Lelli
2016-07-19 12:40 ` [PATCH v6 5/8] arm64, dts: add Juno cpu capacity-dmips-mhz information Juri Lelli
2016-08-10 15:38   ` Sudeep Holla
2016-07-19 12:40 ` [PATCH v6 6/8] arm64, dts: add Juno r2 " Juri Lelli
2016-08-10 15:41   ` Sudeep Holla
2016-07-19 12:40 ` [PATCH v6 7/8] arm: add sysfs cpu_capacity attribute Juri Lelli
2016-07-19 12:40 ` [PATCH v6 8/8] arm64: " Juri Lelli
2016-08-08 16:49 ` [PATCH v6 0/8] CPUs capacity information for heterogeneous systems Peter Zijlstra
     [not found]   ` <20160808164937.GH6879-ndre7Fmf5hadTX5a5knrm8zTDFooKrT+cvkQGrU6aU0@public.gmane.org>
2016-08-09 10:08     ` Juri Lelli
2016-08-10 10:53 ` Juri Lelli

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