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Date:   Wed, 20 Dec 2017 15:51:20 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Patrick Bellasi <patrick.bellasi@....com>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Ingo Molnar <mingo@...hat.com>, linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        dietmar.eggemann@....com, morten.rasmussen@....com,
        juri.lelli@...hat.com, tkjos@...roid.com, joelaf@...gle.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] sched: cpufreq: Keep track of cpufreq utilization
 update flags

On Wed, Dec 20, 2017 at 03:47:23PM +0100, Rafael J. Wysocki wrote:
> > Well, we still need flags for crap like IO-WAIT IIRC. That's sugov
> > internal state and not something the scheduler actually already knows.
> 
> Not only sugov to be precise, but yes.

Oh, right, intel_pstate also consumes that one..

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