Merge branch 'irq-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'irq-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  genirq: provide irq_to_desc() to non-genirq architectures too

include/linux/irqnr.h

@@ -8,7 +8,12 @@
 
 #ifndef CONFIG_GENERIC_HARDIRQS
 #include <asm/irq.h>
-# define nr_irqs		NR_IRQS
+
+/*
+ * Wrappers for non-genirq architectures:
+ */
+#define nr_irqs			NR_IRQS
+#define irq_to_desc(irq)	(&irq_desc[irq])
 
 # define for_each_irq_desc(irq, desc)		\
 	for (irq = 0; irq < nr_irqs; irq++)