diff --git a/[refs] b/[refs]
index 3f956d7f0381..bf7caf3a332a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 372e24b0cb764ec55b4cf3408a95ae40a29e5b96
+refs/heads/master: 5bfb5b51382f4bd01d9ced11503264d2cc74fe41
diff --git a/trunk/include/linux/irqnr.h b/trunk/include/linux/irqnr.h
index ec87b212ff7d..7bf89bc8cbca 100644
--- a/trunk/include/linux/irqnr.h
+++ b/trunk/include/linux/irqnr.h
@@ -41,6 +41,12 @@ extern struct irq_desc *irq_to_desc(unsigned int irq);
 			;						\
 		else
 
+#ifdef CONFIG_SMP
+#define irq_node(irq)	(irq_to_desc(irq)->node)
+#else
+#define irq_node(irq)	0
+#endif
+
 #endif /* CONFIG_GENERIC_HARDIRQS */
 
 #define for_each_irq_nr(irq)                   \