mask_and_ack_maceisa_irq 308 arch/mips/sgi-ip32/ip32-irq.c .irq_ack = mask_and_ack_maceisa_irq, mask_and_ack_maceisa_irq 310 arch/mips/sgi-ip32/ip32-irq.c .irq_mask_ack = mask_and_ack_maceisa_irq,