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Signed-off-by: Roger Pau Monn=C3=A9 Acked-by: Jan Beulich --- Note: con not be committed ahead of the rest of the series. --- Changes since v1: - New in this version (split from previous patch). --- xen/arch/x86/traps.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/xen/arch/x86/traps.c b/xen/arch/x86/traps.c index 485bd66971..5b24688b07 100644 --- a/xen/arch/x86/traps.c +++ b/xen/arch/x86/traps.c @@ -1150,6 +1150,9 @@ void cpuid_hypervisor_leaves(const struct vcpu *v, ui= nt32_t leaf, res->a |=3D XEN_HVM_CPUID_DOMID_PRESENT; res->c =3D d->domain_id; =20 + if ( d->arch.ext_dest_id ) + res->a |=3D XEN_HVM_CPUID_EXT_DEST_ID; + break; =20 case 5: /* PV-specific parameters */ --=20 2.34.1