linux-kernel - Re: cpufreq governors broken with !CONFIG

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Message-ID: <20160506114930.GY3430@twins.programming.kicks-ass.net>
Date:	Fri, 6 May 2016 13:49:30 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Steve Muckle <steve.muckle@...aro.org>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: cpufreq governors broken with !CONFIG_SMP?

On Thu, May 05, 2016 at 05:25:19PM -0700, Steve Muckle wrote:
> On Fri, May 06, 2016 at 02:09:07AM +0200, Rafael J. Wysocki wrote:
> > In turn, schedutil should probably depend on CONFIG_SMP.
> 
> In the long term I wonder if it's worth putting PELT under its own
> separate feature or just removing #ifdef CONFIG_SMP.

Probably should do that eventually yeah. It started out with being
smp&&cgroup only, then we started using it for regular balancing and it
became smp, and since we're now wanting to use it for pretty much
everything we should just remove that.