tag	line	file	source code
irq0	217	arch/i386/kernel/irq.c	extern struct irqaction irq0;
irq0	221	arch/i386/kernel/irq.c	&irq0, NULL, &irq2, NULL,
irq0	356	arch/i386/kernel/time.c	struct irqaction irq0  = { timer_interrupt, 0, 0, "timer", NULL, NULL};
irq0	374	arch/i386/kernel/time.c	irq0.handler = pentium_timer_interrupt;