[PATCH] genirq: debug: better debug printout in enable_irq()

Make enable_irq() debug printouts user-readable.
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

kernel/irq/manage.c

@@ -114,6 +114,7 @@ void enable_irq(unsigned int irq)
 	spin_lock_irqsave(&desc->lock, flags);
 	switch (desc->depth) {
 	case 0:
+		printk(KERN_WARNING "Unablanced enable_irq(%d)\n", irq);
 		WARN_ON(1);
 		break;
 	case 1: {