kernel/time/hrtimer.c

615 		 * Update the soft expiry time. clock_settime() might have  in hrtimer_update_next_event()
624 	 * and program the hardware with the soft expiry time.  in hrtimer_update_next_event()
820 	 * expiry time which is less than base->offset. Set it to 0.  in hrtimer_reprogram()
1024  * hrtimer_forward() - forward the timer expiry
1029  * Forward the timer expiry so it will expire in the future.
1032  *  This only updates the timer expiry value and does not requeue the timer.
1080  * The timer is inserted in expiry order. Insertion into the
1305  * @tim:	expiry time
1320 	 * expiry mode because unmarked timers are moved to softirq expiry.  in hrtimer_start_range_ns()
1453 	 * Mark the base as contended and grab the expiry lock, which is  in hrtimer_cancel_wait_running()
1520  * hrtimer_get_next_event - get the time until next expiry event
1522  * Returns the next expiry time or KTIME_MAX if no timer is pending.
1541  * hrtimer_next_event_without - time until next expiry event w/o one timer
1544  * Returns the next expiry time over all timers except for the @exclude one or
1601 	 * marked for hard interrupt expiry mode are moved into soft  in __hrtimer_setup()
1889 	/* Reevaluate the clock bases for the [soft] next expiry */  in hrtimer_interrupt()
1892 	 * Store the new expiry value so the migration code can verify  in hrtimer_interrupt()
2032 	 * marked for hard interrupt expiry mode are moved into soft  in __hrtimer_setup_sleeper()
2040 	 * spawn many threads which arm timers for the same expiry time on  in __hrtimer_setup_sleeper()
2047 	 * expiry.  in __hrtimer_setup_sleeper()