Re: [PATCH RFC v1 07/20] KVM: nVMX: Support the extended instruction info field

Paolo Bonzini
2025-11-17T23:29:36Z

Il mer 12 nov 2025, 02:54 Chao Gao <chao.gao@intel.com> ha scritto:
>
> Shouldn't we check guest's capabilities rather than host's,
>
> i.e., guest_cpu_cap_has(X86_FEATURE_APX)?

As the manual says, you're free to use the extended field if
available, and it's faster.

Paolo