Merge branch 'pci/virtualization' into next

* pci/virtualization:
  PCI: Expose ari_enabled in sysfs
  PCI: Add function 1 DMA alias quirk for Marvell 9128
  PCI: Mark Ceton InfiniTV4 INTx masking as broken
  xen/pci: Use acpi_noirq_set() helper to avoid #ifdef

arch/x86/pci/xen.c

@@ -409,10 +409,8 @@ int __init pci_xen_init(void)
 	pcibios_enable_irq = xen_pcifront_enable_irq;
 	pcibios_disable_irq = NULL;
 
-#ifdef CONFIG_ACPI
 	/* Keep ACPI out of the picture */
-	acpi_noirq = 1;
-#endif
+	acpi_noirq_set();
 
 #ifdef CONFIG_PCI_MSI
 	x86_msi.setup_msi_irqs = xen_setup_msi_irqs;