linux-kernel - Re: [PATCH] cpuidle: Add 'above' and 'below' idle state metrics

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Message-ID: <2696247.uWQGDES4iU@aspire.rjw.lan>
Date:   Fri, 07 Dec 2018 13:20:13 +0100
From:   "Rafael J. Wysocki" <rjw@...ysocki.net>
To:     Quentin Perret <quentin.perret@....com>
Cc:     Linux PM <linux-pm@...r.kernel.org>,
        Doug Smythies <dsmythies@...us.net>,
        LKML <linux-kernel@...r.kernel.org>,
        Linux Documentation <linux-doc@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Giovanni Gherdovich <ggherdovich@...e.cz>
Subject: Re: [PATCH] cpuidle: Add 'above' and 'below' idle state metrics

On Friday, December 7, 2018 1:02:05 PM CET Quentin Perret wrote:
> Hi Rafael,
> 
> On Friday 07 Dec 2018 at 12:57:00 (+0100), Rafael J. Wysocki wrote:
> > --- linux-pm.orig/Documentation/ABI/testing/sysfs-devices-system-cpu
> > +++ linux-pm/Documentation/ABI/testing/sysfs-devices-system-cpu
> > @@ -145,6 +145,8 @@ What:		/sys/devices/system/cpu/cpuX/cpui
> >  		/sys/devices/system/cpu/cpuX/cpuidle/stateN/power
> >  		/sys/devices/system/cpu/cpuX/cpuidle/stateN/time
> >  		/sys/devices/system/cpu/cpuX/cpuidle/stateN/usage
> > +		/sys/devices/system/cpu/cpuX/cpuidle/stateN/high
> 
> That should be s/high/above I suppose.

Right, thanks for spotting this. :-)

> > +		/sys/devices/system/cpu/cpuX/cpuidle/stateN/below
> 
> Other than that this seems really useful :-)

Thanks!