tick_nohz_get_next_hrtimer  339 drivers/cpuidle/cpuidle.c 	WRITE_ONCE(dev->next_hrtimer, tick_nohz_get_next_hrtimer());
tick_nohz_get_next_hrtimer  131 include/linux/tick.h extern ktime_t tick_nohz_get_next_hrtimer(void);