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Re: [Xen-devel] [PATCH 4/4] Dom0: extend fpu_ctxt to consist with Xen hy

from [Christoph Egger]

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Subject:	Re: [Xen-devel] [PATCH 4/4] Dom0: extend fpu_ctxt to consist with Xen hypervisor
From:	Christoph Egger <Christoph.Egger@xxxxxxx>
Date:	Tue, 31 Aug 2010 11:46:18 +0200
Cc:	"jeremy@xxxxxxxx" <jeremy@xxxxxxxx>, "Han, Weidong" <weidong.han@xxxxxxxxx>, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
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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@xxxxxxxxx>

How does this guarantee backward compatibility ?

Christoph


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