IRQ_UNUSED         92 arch/ia64/kernel/irq_ia64.c 	[0 ... NR_IRQS -1] = IRQ_UNUSED
IRQ_UNUSED        100 arch/ia64/kernel/irq_ia64.c 		if (irq_status[irq] == IRQ_UNUSED)
IRQ_UNUSED        174 arch/ia64/kernel/irq_ia64.c 	irq_status[irq] = IRQ_UNUSED;