ht_irq_msg         10 include/linux/htirq.h void fetch_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
ht_irq_msg         11 include/linux/htirq.h void write_ht_irq_msg(unsigned int irq, struct ht_irq_msg *msg);
ht_irq_msg         21 include/linux/htirq.h 			       struct ht_irq_msg *msg);