[Xen-devel] Re: [RFC] Handling of number of cores the guest sees

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 25/08/2010 13:06, "Andre Przywara" <andre.przywara@xxxxxxx> wrote:

> 1. Always inject one core per processor. SMP guests are then n-way, the
> CPUID setup is trivial and works well. But we may run into licensing
> issues, as some software (MS Windows comes to mind) is limited by the
> number of processors, but not by the number of cores.

Yeah that was why the hack in cpuid logic was put in. It ought to be smarter
and correcter than it is though. Personally I'd be happy for it to go, at
least in the case that you run with NUMA passthru.

 -- Keir



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