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Re: [Xen-devel] [PATCH 3/8] x86/AMD: Read VPMU MSRs from context when it is not loaded into HW

On Thu, Apr 11, 2013 at 02:34:47PM -0400, Boris Ostrovsky wrote:
> On 04/11/2013 02:26 PM, Suravee Suthikulpanit wrote:
> >Boris,
> >
> >I tried booting the guest HVM after the patch, I still see PERF
> >only working in Software mode only.  I'll look more into this.
> You may need to declare proper CPUID bits in the config file. On
> fam15h I have
> cpuid=['0x80000001:ecx=00000001101000011000101111110011']

Would it be possible to write somewhere this magic incantention?

Perhaps in the xl.cfg.pod.5 ?

(This of course being a different patch).

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