Re: [Xen-devel] [SVM][PATCH] Add test for SVM Disabled via BIOS

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 12/10/06 16:01, "Woller, Thomas" <thomas.woller@xxxxxxx> wrote:

>> What happens if it is disabled and we ignore the MSR? Does
>> everything just work, or does, for example, the write to
>> EFER.SVME fault?
> We experienced a #GP during hv boot setting EFER.SVME.  So, the hv never
> came up.  Should also get a #UD if try to execute one of the AMD-V
> instructions first.
> 
>> Does this new MSR have a name?
> VM_CR (Virtual Machine Control Register in BKDG to be out in public spec
> soon)

I've taken the patch as-is for now. We can add names later.

Turns out the patch will make 3.0.3, as I'll be spinning an -rc4 tomorrow
which fixes the IA64 issues, among others.

 -- Keir



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