linux-kernel - Re: 2.6.18-rt1

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Date:	Thu, 21 Sep 2006 10:04:57 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Deepak Saxena <dsaxena@...xity.net>
Cc:	linux-kernel@...r.kernel.org, Daniel Walker <dwalker@...sta.com>,
	Thomas Gleixner <tglx@...utronix.de>, rmk@....linux.org.uk,
	Kevin Hilman <khilman@...sta.com>,
	linux-arm-kernel@...ts.arm.linux.org.uk
Subject: Re: 2.6.18-rt1


* Deepak Saxena <dsaxena@...xity.net> wrote:

> I am seeing an intermittent lock up on the ARM Versatile board during 
> the ALSA driver init that only shows up with (PREEMPT_RT & 
> !HIGH_RES_TIMERS & ARM_EABI) enabled. If HRT is disabled and EABI is 
> enabled, the kernel works every time, and same with !RT & !HRT & EABI.  
> I get no oops, just a complete lock up with no console output.

does enabling LOCKDEP give you any better info? (It might not make a 
difference on the bootup that locks, but maybe you'll get a lockdep clue 
about the problem in one of the successful bootups.)

	Ingo
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