linux-kernel - Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

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Message-ID: <20100526133721.602633b2@schatten.dmk.lab>
Date:	Wed, 26 May 2010 13:37:21 +0200
From:	Florian Mickler <florian@...kler.org>
To:	Vitaly Wool <vitalywool@...il.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Paul@...p1.linux-foundation.org, felipe.balbi@...ia.com,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	Linux PM <linux-pm@...ts.linux-foundation.org>
Subject: Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8)

On Wed, 26 May 2010 13:18:51 +0200
Vitaly Wool <vitalywool@...il.com> wrote:

> On Wed, May 26, 2010 at 12:02 PM, Florian Mickler <florian@...kler.org> wrote:
> 
> >> So why again was this such a great scheme? Go fix your userspace to not
> >> not run when not needed.
> >
> > Hi Peter!
> >
> > This was already mentioned in one of these threads.
> >
> > The summary is: The device this kernel is running on dosn't want to
> > (or can) rely on userspace to save power. This is because it is an open
> > system, without an app-store or the like. Everyone can run what he
> > wants.
> 
> I don't see this as a valid point. Everyone can run a different kernel
> where nothing will just work. Are you aiming protection against that
> as well?
> 
> ~Vitaly

This is not "protection". This is functioning properly in a real world
scenario. Why would the user change the kernel, if the device would be
buggy after that? (Except maybe he is a geek)

Cheers,
Flo
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