Re: [PATCH 1/2] KVM: SVM: Sync efer back into nested vmcb

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On Tue, Jul 27, 2010 at 03:07:32PM -0400, Avi Kivity wrote:
>   On 07/27/2010 07:14 PM, Joerg Roedel wrote:
> > This patch fixes a bug in a nested hypervisor that heavily
> > switches between real-mode and long-mode. The problem is
> > fixed by syncing back efer into the guest vmcb on emulated
> > vmexit.
> 
> This is vmware?  IIRC their old kernel was 32-bit, so they need to 
> switch all the time.

No, it is a small interal research hypervisor. But if this fixes vmware
too its fine :-)

	Joerg

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Joerg Roedel - AMD Operating System Research Center

Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach
General Managers: Alberto Bozzo, Andrew Bowd
Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632

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