linux-kernel - Re: [PATCH 2/3] sched: idle: Add sched balance option

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Message-ID: <15044031.LGKXdkz8J7@vostro.rjw.lan>
Date:	Sat, 26 Apr 2014 02:18:58 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Amit Kucheria <amit.kucheria@...aro.org>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Ingo Molnar <mingo@...e.hu>,
	Lists linaro-kernel <linaro-kernel@...ts.linaro.org>,
	Linux PM list <linux-pm@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] sched: idle: Add sched balance option

On Friday, April 25, 2014 03:20:55 PM Peter Zijlstra wrote:
> On Fri, Apr 25, 2014 at 01:46:53PM +0200, Rafael J. Wysocki wrote:
> 
> _trim_ emails!!! one of these days I'm going to write a bot to flame
> your head of if there's excessive quoting.

Words ...

> > 
> > Well, so now the question is whether or not we relly want to always
> > go to the "power" (or "energy efficiency" if you will) mode if the system
> > is on battery.  That arguably may not be a good thing even for energy
> > efficiency depending on how exactly the modes are defined.
> 
> Nobody is talking about always. But in general it seems a good enough
> approach. Hell, many of the AC/BAT switches in todays power management
> crap things are not always right.
> 
> Do I want it to dim the LCD further when I unplug the laptop -- mostly
> no, but still it does. And the most annoying one is that it reduces the
> screen blank time to something near 5 seconds or so.
> 
> Why would this be any different?

And why do we have to do things that we hate it when they are done by others?

> If you know what you want you can turn the knob.
> 
> > So in my opinion it's too early to add things like that at this point.
> 
> Meh.. 

Seriously, I'm not even sure if we really need that stuff to be honest.

-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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