cpu_ack_irq        38 arch/parisc/include/asm/irq.h void cpu_ack_irq(struct irq_data *d);
cpu_ack_irq       134 arch/parisc/kernel/irq.c 	.irq_ack		= cpu_ack_irq,
cpu_ack_irq       699 drivers/parisc/iosapic.c 	.irq_ack	=	cpu_ack_irq,