Re: [CfP] Power Management and Thermal Control MC (LPC2023)

From: Vincent Guittot <vincent.guittot@linaro.org>
To: Morten Rasmussen <morten.rasmussen@arm.com>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
	Linux PM <linux-pm@vger.kernel.org>,
	Viresh Kumar <viresh.kumar@linaro.org>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
	"Zhang, Rui" <rui.zhang@intel.com>,
	Lukasz Luba <lukasz.luba@arm.com>,
	Sudeep Holla <sudeep.holla@arm.com>,
	Ulf Hansson <ulf.hansson@linaro.org>,
	Mario Limonciello <mario.limonciello@amd.com>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	Juri Lelli <juri.lelli@redhat.com>,
	Steven Rostedt <rostedt@goodmis.org>
Subject: Re: [CfP] Power Management and Thermal Control MC (LPC2023)
Date: Wed, 31 May 2023 13:07:26 +0200	[thread overview]
Message-ID: <CAKfTPtAkCTE+Ef1yqc-CqftfmQnCzm85gpMrWWm5s=qK85Xk1A@mail.gmail.com> (raw)
In-Reply-To: <ZHcebApf6WCPMxPa@R5WKVNH4JW>

Hi Morten,

On Wed, 31 May 2023 at 12:16, Morten Rasmussen <morten.rasmussen@arm.com> wrote:
>
> Hi Rafael,
>
> Thanks for organizing the micro-conference at LPC again this year.
>
> On Mon, May 22, 2023 at 07:12:39PM +0200, Rafael J. Wysocki wrote:
> > Hi Folks,
> >
> > I'm going to submit a Power Management and Thermal Control
> > micro-conference proposal for LPC2023 along the lines of what happened
> > in the previous iterations of it.
> >
> > If you have topics that you'd like to be discussed there, please let
> > me know by Friday, May 26.
> >
> > Please note that LPC MC topics are expected to cover work in progress
> > or at the concept stage.  They are not supposed to be about work that
> > has been done already.
>
> A late proposal, if the agenda isn't already full, is to discuss the
> deeper implications of uclamp in CFS relating to fairness, latency, and
> energy savings. uclamp is being adopted in the Android community for
> controlling performance/energy savings but alignment with upstream is
> lacking behind.

With Daniel, Juri and Steven, we have submitted a "Real-time and
Scheduling MC" which is not yet accepted (so it's not yet publicly
visible).  But this could be a better place to discuss CFS changes.

Regards,
Vincent

>
> "uclamp in CFS: Fairness, latency, and energy efficiency."
>
> Thanks,
> Morten