diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index 720a861f88be283675a5b568bbf8837950e31d72..54d9ed444e4a11343a11674ac9c6d5e53d1b6729 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -157,6 +157,7 @@ alloc_pci_controller (int seg)
 
 	memset(controller, 0, sizeof(*controller));
 	controller->segment = seg;
+	controller->node = -1;
 	return controller;
 }
 
@@ -288,6 +289,7 @@ pci_acpi_scan_root(struct acpi_device *device, int domain, int bus)
 	unsigned int windows = 0;
 	struct pci_bus *pbus;
 	char *name;
+	int pxm;
 
 	controller = alloc_pci_controller(domain);
 	if (!controller)
@@ -295,10 +297,16 @@ pci_acpi_scan_root(struct acpi_device *device, int domain, int bus)
 
 	controller->acpi_handle = device->handle;
 
+	pxm = acpi_get_pxm(controller->acpi_handle);
+#ifdef CONFIG_NUMA
+	if (pxm >= 0)
+		controller->node = pxm_to_nid_map[pxm];
+#endif
+
 	acpi_walk_resources(device->handle, METHOD_NAME__CRS, count_window,
 			&windows);
-	controller->window = kmalloc(sizeof(*controller->window) * windows,
-			GFP_KERNEL);
+	controller->window = kmalloc_node(sizeof(*controller->window) * windows,
+			GFP_KERNEL, controller->node);
 	if (!controller->window)
 		goto out2;
 
diff --git a/include/asm-ia64/pci.h b/include/asm-ia64/pci.h
index 0c4c5d801d3f8d3893ca02057d960f3fadc54c96..8b7237cc84c17d55c01ac12af9dbd2f9fb8016ab 100644
--- a/include/asm-ia64/pci.h
+++ b/include/asm-ia64/pci.h
@@ -128,6 +128,7 @@ struct pci_controller {
 	void *acpi_handle;
 	void *iommu;
 	int segment;
+	int node;		/* nearest node with memory or -1 for global allocation */
 
 	unsigned int windows;
 	struct pci_window *window;
diff --git a/include/asm-ia64/topology.h b/include/asm-ia64/topology.h
index 4e64c2a6b36913a5f2a0da25c9c7195ff39d747f..399bc29729fd2c532b20d472fcb208b83be35fa2 100644
--- a/include/asm-ia64/topology.h
+++ b/include/asm-ia64/topology.h
@@ -40,6 +40,11 @@
  */
 #define node_to_first_cpu(node) (__ffs(node_to_cpumask(node)))
 
+/*
+ * Determines the node for a given pci bus
+ */
+#define pcibus_to_node(bus) PCI_CONTROLLER(bus)->node
+
 void build_cpu_to_node_map(void);
 
 #define SD_CPU_INIT (struct sched_domain) {		\