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Re: [Xen-devel] [PATCH v3 28/28] tools/libxc: Calculate xstate cpuid leaf from guest information

To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
From: Wei Liu <wei.liu2@xxxxxxxxxx>
Date: Wed, 16 Mar 2016 18:23:59 +0000
Cc: Wei Liu <wei.liu2@xxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxx>
Delivery-date: Wed, 16 Mar 2016 18:23:39 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Tue, Mar 15, 2016 at 03:35:24PM +0000, Andrew Cooper wrote:
> It is unsafe to generate the guests xstate leaves from host information, as it
> prevents the differences between hosts from being hidden.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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References:
- [Xen-devel] [PATCH RFC v3 00/28] x86: Improvements to cpuid handling for guests
  - From: Andrew Cooper
- [Xen-devel] [PATCH v3 28/28] tools/libxc: Calculate xstate cpuid leaf from guest information
  - From: Andrew Cooper

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