Messages in this thread | | | Date | Wed, 28 Jul 2010 09:54:04 +0200 | From | "Roedel, Joerg" <> | Subject | 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
-- 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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