linux-kernel - Re: [PATCH] Fix potential interrupts during alternative patching [was Re: [RFC] Avoid PIT SMP lockups]

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Message-ID: <45373C1D.9080808@goop.org>
Date:	Thu, 19 Oct 2006 01:49:33 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Zachary Amsden <zach@...are.com>
CC:	caglar@...dus.org.tr, Andi Kleen <ak@...e.de>,
	lkml <linux-kernel@...r.kernel.org>,
	Virtualization Mailing List <virtualization@...ts.osdl.org>,
	Greg KH <greg@...ah.com>, Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH] Fix potential interrupts during alternative patching
 [was	Re: [RFC] Avoid PIT SMP lockups]

Zachary Amsden wrote:
> So this patch is an obvious bugfix - please apply, and to stable as 
> well. I'm not sure when this broke, but taking interrupts in the 
> middle of self modifying code is not a pretty sight.

I had actually seen this when I built the Xen paravirt kernel with SMP 
on, but I assumed it was something in the pv_ops tree rather than 
mainline...

    J
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