From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Egger <Christoph.Egger@amd.com>
Subject: Re: [PATCH 4/4] Dom0: extend fpu_ctxt to consist with Xen
	hypervisor
Date: Tue, 31 Aug 2010 11:46:18 +0200
Message-ID: <201008311146.18895.Christoph.Egger@amd.com>
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Cc: "jeremy@goop.org" <jeremy@goop.org>, "Han, Weidong" <weidong.han@intel.com>, Keir Fraser <keir.fraser@eu.citrix.com>
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On Tuesday 31 August 2010 05:00:02 Han, Weidong wrote:
> fpu_ctxt must be consistent between Dom0 and Xen hypervisor. Otherwise,
> dom0 cannot boot up.
>
> Signed-off-by: Weidong Han <weidong.han@intel.com>

How does this guarantee backward compatibility ?

Christoph


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