linux-kernel - Re: [BUG] How to get real-time priority using idle priority

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Message-Id: <1231773786.10060.0.camel@marge.simson.net>
Date:	Mon, 12 Jan 2009 16:23:06 +0100
From:	Mike Galbraith <efault@....de>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Brian Rogers <brian@...w.org>, linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [BUG] How to get real-time priority using idle priority

On Mon, 2009-01-12 at 14:14 +0100, Ingo Molnar wrote:
> * Mike Galbraith <efault@....de> wrote:
> 
> > > I haven't been able to reproduce complete hangs, but with your proggy 
> > > adapted to my quad, _and_ the addition of a SCHED_NORMAL hog, I can 
> > > reproduce some very bad interactivity, including massive character 
> > > repeats while attempting to type, and general "lurchiness" (_bad_ 
> > > wakeup latency).  I'll poke it with a sharp stick or two.
> > 
> > Would you mind trying the below?
> 
> i've applied your fix to tip/sched/urgent and merged it into tip/master.

BTW, I forgot the Reported-by: Brian Rogers <brian@...w.org> :-/

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