Re: [Xen-devel] [PATCH v3 4/4] x86/hvm: Indicate avaliability of HW support of APIC virtualization to HVM guests

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 13.03.14 at 19:08, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx> wrote:
> +void vmx_hypervisor_cpuid_leaf(uint32_t idx, uint32_t sub_idx,
> +                               uint32_t *eax, uint32_t *ebx,
> +                               uint32_t *ecx, uint32_t *edx)
> +{

Need to bail on sub_idx != 0.

> +    if ( cpu_has_vmx_apic_reg_virt )
> +         *eax |= XEN_HVM_CPUID_APIC_ACCESS_VIRT;

Hard tab.

Jan


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