x86/PCI: VMD: Use x86_vector_domain as parent domain

Otherwise APIC code assumes VMD's IRQ domain can be managed by the APIC,
resulting in an invalid cast of irq_data during irq_force_complete_move().

Signed-off-by: Jon Derrick <jonathan.derrick@intel.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
diff --git a/arch/x86/pci/vmd.c b/arch/x86/pci/vmd.c
index 7aa80dc..0f77cc1 100644
--- a/arch/x86/pci/vmd.c
+++ b/arch/x86/pci/vmd.c
@@ -599,7 +599,7 @@
 	sd->node = pcibus_to_node(vmd->dev->bus);
 
 	vmd->irq_domain = pci_msi_create_irq_domain(NULL, &vmd_msi_domain_info,
-						    NULL);
+						    x86_vector_domain);
 	if (!vmd->irq_domain)
 		return -ENODEV;