[PATCH] genirq: core

Core genirq support: add the irq-chip and irq-flow abstractions.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

kernel/irq/spurious.c

@@ -168,6 +168,7 @@ void note_interrupt(unsigned int irq, struct irq_desc *desc,
 		 */
 		printk(KERN_EMERG "Disabling IRQ #%d\n", irq);
 		desc->status |= IRQ_DISABLED;
+		desc->depth = 1;
 		desc->chip->disable(irq);
 	}
 	desc->irqs_unhandled = 0;