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Re: [Xen-devel] What is up with XSAVE? 2.6.37, 2.6.39 crashes with Xen 4.2

To: Keir Fraser <keir.xen@xxxxxxxxx>
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Mon, 25 Apr 2011 10:01:22 -0400
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Delivery-date: Mon, 25 Apr 2011 07:02:52 -0700
List-id: Xen developer discussion <xen-devel.lists.xensource.com>

On Mon, Apr 25, 2011 at 01:14:31PM +0100, Keir Fraser wrote:
> On 22/04/2011 20:51, "Konrad Rzeszutek Wilk" <konrad.wilk@xxxxxxxxxx> wrote:
> 
> > If I use 'xsave=0' on the latest Xen it works fine with PV guests.
> > But if I boot the machine without that workaroudn the PV guests fail.
> 
> Can you try the attached patch? Should fill in XSAVE-related CPUID leaves
> for PV guests.

Works great. Thank you.

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References:
- [Xen-devel] What is up with XSAVE? 2.6.37, 2.6.39 crashes with Xen 4.2
  - From: Konrad Rzeszutek Wilk
- Re: [Xen-devel] What is up with XSAVE? 2.6.37, 2.6.39 crashes with Xen 4.2
  - From: Keir Fraser

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