>>> On 02.10.15 at 17:48, <roger....@citrix.com> wrote:
> --- a/xen/arch/x86/hvm/vmx/vmx.c
> +++ b/xen/arch/x86/hvm/vmx/vmx.c
> @@ -2412,7 +2412,8 @@ static void vmx_install_vlapic_mapping(struct vcpu *v)
> {
> paddr_t virt_page_ma, apic_page_ma;
>
> - if ( !cpu_has_vmx_virtualize_apic_accesses )
> + if ( !cpu_has_vmx_virtualize_apic_accesses ||
> + v->domain->arch.hvm_domain.vmx.apic_access_mfn == 0 )
> return;
Considering that when cpu_has_vmx_virtualize_apic_accesses
this field will always be non-zero by the time we get here, I think
you'd better replace the original condition than amend it.
Jan
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