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SubjectRe: [PATCHv2 7/9] KVM: Expose the architectural performance monitoring CPUID leaf
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On Mon, 2011-11-07 at 17:41 +0200, Gleb Natapov wrote:
> > > + entry->eax = min(cap.version, 2)
> > > + | (cap.num_counters_gp << 8)
> > > + | (cap.bit_width_gp << 16)
> > > + | (cap.events_mask_len << 24);


> Do you mean by doing cpuid here directly instead of checking perf
> capability?

No I meant something like:

union cpuid10_eax eax;

eax.version = min(cap.version, 2);
eax.bit_width = cap.bit_width;
eax.num_counters = cap.num_counters;
eax.mask_length = cap.mask_length;

entry->eax = eax.full;




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