SIGVTALRM_irq_type 467 arch/um/kernel/irq.c static struct irq_chip SIGVTALRM_irq_type = { SIGVTALRM_irq_type 480 arch/um/kernel/irq.c irq_set_chip_and_handler(TIMER_IRQ, &SIGVTALRM_irq_type, handle_edge_irq);