From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mike Galbraith <efault@gmx.de>
Subject: Re: 2.6.33.[56]-rt23: howto create repeatable explosion in
 wakeup_next_waiter()
Date: Thu, 08 Jul 2010 14:05:30 +0200
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Cc: Thomas Gleixner <tglx@linutronix.de>,
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	Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Darren Hart <dvhltc@us.ibm.com>
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On Wed, 2010-07-07 at 07:03 -0700, Darren Hart wrote:

> I see kernel version is: 2.6.33.6-rt23, have you reproduced this on 
> earlier kernel versions as well? Any 2.6.31 rt kernel would be a good 
> data point.

FUTEX_CMP/WAIT_REQUEUE_PI first appeared in 2.6.29-rt, as does the
explosion.

	-Mike