Message-ID: <4505D45C.9090807@goop.org>
Date: Mon, 11 Sep 2006 14:25:48 -0700
From: Jeremy Fitzhardinge <jeremy@goop.org>
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To: Jeremy Fitzhardinge <jeremy@goop.org>
CC: Ingo Molnar <mingo@elte.hu>, Andrew Morton <akpm@osdl.org>,
       Andi Kleen <ak@suse.de>, Laurent Riffard <laurent.riffard@free.fr>,
       Arjan van de Ven <arjan@infradead.org>,
       Kernel development list <linux-kernel@vger.kernel.org>,
       Jeremy Fitzhardinge <jeremy@xensource.com>
Subject: Re: [patch] i386-PDA, lockdep: fix %gs restore
References: <20060908011317.6cb0495a.akpm@osdl.org> <200609101032.17429.ak@suse.de> <20060910115722.GA15356@elte.hu> <200609101334.34867.ak@suse.de> <20060910132614.GA29423@elte.hu> <20060910093307.a011b16f.akpm@osdl.org> <450499D3.5010903@goop.org> <20060911052527.GA12301@elte.hu> <4505BA1C.8050200@goop.org>
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Jeremy Fitzhardinge wrote:
> Ingo Molnar wrote:
>> Subject: [patch] i386-PDA, lockdep: fix %gs restore
>> From: Ingo Molnar <mingo@elte.hu>
>>
>> in the syscall exit path the %gs selector has to be restored _after_ the
>> last kernel function has been called. If lockdep is enabled then this
>> kernel function is TRACE_IRQS_ON.
>>
>> Signed-off-by: Ingo Molnar <mingo@elte.hu>
>>   
> Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>

Actually, this patch is wrong.  I'll post a fix shortly.

    J
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