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

from [Weidong Han] [Permanent Link][Original]
To: Christoph Egger <Christoph.Egger@xxxxxxx>
Subject: Re: [Xen-devel] [PATCH 4/4] Dom0: extend fpu_ctxt to consist with Xen hypervisor
From: Weidong Han <weidong.han@xxxxxxxxx>
Date: Tue, 31 Aug 2010 20:54:48 +0800
Cc: "jeremy@xxxxxxxx" <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
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Christoph Egger wrote:

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


yes. it is not backward compatible. I will re-implement it.

Regards,
Weidong

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