linux-kernel - Re: [ANNOUNCE] 3.4.41-rt55-feat1

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Date:	Thu, 25 Apr 2013 15:23:52 +0200
From:	Mike Galbraith <bitbucket@...ine.de>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Tim Sander <tim.sander@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	RT <linux-rt-users@...r.kernel.org>,
	Carsten Emde <C.Emde@...dl.org>, John Kacur <jkacur@...hat.com>
Subject: Re: [ANNOUNCE] 3.4.41-rt55-feat1

On Thu, 2013-04-25 at 15:09 +0200, Thomas Gleixner wrote: 
> On Thu, 25 Apr 2013, Steven Rostedt wrote:
> 
> > On Thu, 2013-04-25 at 14:46 +0200, Thomas Gleixner wrote:
> > > On Thu, 25 Apr 2013, Steven Rostedt wrote:
> > > > On Thu, 2013-04-25 at 14:36 +0200, Mike Galbraith wrote:
> > > > > hrtimer: fix hrtimer free zone build bug
> > > > 
> > > > Perhaps the better solution is to select HIGH_RES_TIMERS when
> > > > PREEMPT_RT_FULL is selected?
> > > 
> > > No, why ?
> > 
> > Why not? ;-)
> > 
> > Except for the lack of support, one would think that if you want real
> > time responses, you would also want a real time clock.
> 
> Well, if your application is driven by an external interrupt, then you
> do not need highres timers at all.

(hey, that's cheating, generic config vs specialized;)

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