linux-kernel - Re: [Lguest] [PATCH] lguest: fix on Intel when KVM loaded (unhandled trap 13)

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Message-ID: <4A1BF491.1090501@redhat.com>
Date:	Tue, 26 May 2009 16:54:25 +0300
From:	Avi Kivity <avi@...hat.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	Rusty Russell <rusty@...tcorp.com.au>,
	kvm-devel <kvm@...r.kernel.org>, lguest <lguest@...abs.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [Lguest] [PATCH] lguest: fix on Intel when KVM loaded (unhandled
 trap 13)

Alan Cox wrote:
> On Tue, 26 May 2009 20:54:41 +0930
> Rusty Russell <rusty@...tcorp.com.au> wrote:
>
>   
>> When KVM is loaded, and hence VT set up, the vmcall instruction in an
>> lguest guest causes a #GP, not #UD.
>>
>> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
>>     
>
> Shouldn't that be fixed in KVM ?
>   

KVM never saw that VMCALL or #GP.

-- 
error compiling committee.c: too many arguments to function

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