linux-kernel - Re: [PATCH RFC] sched/fair: let cpu's cfs

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Message-ID: <20160404183003.GA8697@intel.com>
Date:	Tue, 5 Apr 2016 02:30:03 +0800
From:	Yuyang Du <yuyang.du@...el.com>
To:	Morten Rasmussen <morten.rasmussen@....com>
Cc:	Leo Yan <leo.yan@...aro.org>,
	Steve Muckle <steve.muckle@...aro.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	linux-kernel@...r.kernel.org, eas-dev@...ts.linaro.org
Subject: Re: [PATCH RFC] sched/fair: let cpu's cfs_rq to reflect task
 migration

On Mon, Apr 04, 2016 at 09:48:23AM +0100, Morten Rasmussen wrote:
> On Sat, Apr 02, 2016 at 03:11:54PM +0800, Leo Yan wrote:
> > On Fri, Apr 01, 2016 at 03:28:49PM -0700, Steve Muckle wrote:
> > > I think I follow - Leo please correct me if I mangle your intentions.
> > > It's an issue that Morten and Dietmar had mentioned to me as well.
> 
> Yes. We have been working on this issue for a while without getting to a
> nice solution yet.
 
So do you want a "flat hirarchy" for util_avg - just do util_avg for
rq and task respectively? Seems it is what you want, and it is even easier?

Thanks,
Yuyang