linux-kernel - Re: [PATCH] i386: improve double fault handling

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Message-ID: <4881263B.7060700@zytor.com>
Date:	Fri, 18 Jul 2008 16:24:43 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Jan Beulich <jbeulich@...ell.com>
CC:	mingo@...e.hu, tglx@...utronix.de,
	Andi Kleen <andi@...stfloor.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i386: improve double fault handling

Jan Beulich wrote:
> Make the double fault handler use CPU-specific stacks. Add some
> abstraction to simplify future change of other exception handlers to go
> through task gates.
> Add a new notification of the event through the die notifier chain,
> also providing some environmental adjustments so that various
> infrastructural things work independent of the fact that the fault and
> the callbacks are running on other then the normal kernel stack.
> 
> Signed-Off-By: Jan Beulich <jbeulich@...ell.com>
> Cc: Andi Kleen <andi@...stfloor.org>

This patch doesn't apply for me to the extent that I'm hesitant to fix 
it up manually.  Could you please refresh it against current -linus?

	-hpa

P.S. All your patches came through QP-damaged, which made them more 
difficult to deal with manually.
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