linux-kernel - Re: [Opps] Invalid opcode

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Message-Id: <200611130631.45682.ak@suse.de>
Date:	Mon, 13 Nov 2006 06:31:45 +0100
From:	Andi Kleen <ak@...e.de>
To:	Zachary Amsden <zach@...are.com>
Cc:	caglar@...dus.org.tr, linux-kernel@...r.kernel.org,
	Gerd Hoffmann <kraxel@...e.de>,
	john stultz <johnstul@...ibm.com>
Subject: Re: [Opps] Invalid opcode

On Monday 13 November 2006 05:20, Zachary Amsden wrote:
> S.Çağlar Onur wrote:
> > 05 Kas 2006 Paz 18:40 tarihinde, Andi Kleen şunları yazmıştı: 
> >   
> >> And does it still happen in 2.6.19-rc4?
> >>     
> >
> > Sorry for delayed test result, i cannot reproduce this panic with 2.6.19-rc5
> >   
> 
> I would like to find the exact cause of the problem; 

It's all related to i386's abuse of the cpu hotplug state machine.
Eventually that needs to be fixed properly like it was on x86-64
(I didn't dare touch i386 back then because this code is so fragile on old
hardware) 

-Andi
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