x86: Skip check apic_id_limit for Xen

Xen vIOMMU device model will be in Xen hypervisor. Skip vIOMMU
check for Xen here when vcpu number is more than 255.

Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
Message-Id: <1502842933-8323-1-git-send-email-tianyu.lan@intel.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Lan Tianyu 2017-08-15 20:22:13 -04:00 committed by Eduardo Habkost
parent cc001888b7
commit 1a26f46692

View File

@ -1228,7 +1228,7 @@ void pc_machine_done(Notifier *notifier, void *data)
fw_cfg_modify_i16(pcms->fw_cfg, FW_CFG_NB_CPUS, pcms->boot_cpus);
}
if (pcms->apic_id_limit > 255) {
if (pcms->apic_id_limit > 255 && !xen_enabled()) {
IntelIOMMUState *iommu = INTEL_IOMMU_DEVICE(x86_iommu_get_default());
if (!iommu || !iommu->x86_iommu.intr_supported ||