119  * Update expiry time from increment, and increase overrun count,
151 /* Check whether all cache entries contain U64_MAX, i.e. eternal expiry time */
267  * Called from sys_getitimer() to calculate the expiry time of an active
307 		 * The POSIX timer interface allows for absolute time expiry  in thread_group_start_cputime()
399 	 * If posix timer expiry is handled in task work context then  in posix_cpu_timer_create()
402 	 * lock class key otherwise regular posix timer expiry would record  in posix_cpu_timer_create()
665 	/* Retrieve the current expiry time before disarming the timer */  in posix_cpu_timer_set()
691 	/* Retrieve the previous expiry value if requested. */  in posix_cpu_timer_set()
698 	/* Retry if the timer expiry is running concurrently */  in posix_cpu_timer_set()
704 	/* Convert relative expiry time to absolute */  in posix_cpu_timer_set()
708 	/* Set the new expiry time (might be 0) */  in posix_cpu_timer_set()
712 	 * Arm the timer if it is not disabled, the new expiry value has  in posix_cpu_timer_set()
730 	 * If the new expiry time was already in the past the timer was not  in posix_cpu_timer_set()
761 	 * timer expiry is > @now.  in __posix_cpu_timer_get()
1000 		/* Update the expiry cache */  in check_process_timers()
1034 	 * Fetch the current sample and update the timer's expiry time.  in posix_cpu_timer_rearm()
1044 	 * Now re-arm for the new expiry time.  in posix_cpu_timer_rearm()
1100 	 * no other thread in the group is already handling expiry for  in fastpath_timer_check()
1104 	 * acquire the sighand lock to handle timer expiry.  in fastpath_timer_check()
1150 	/* Has the handling task completed expiry already? */  in posix_cpu_timer_wait_running()
1158 	/* Wait on the expiry mutex */  in posix_cpu_timer_wait_running()
1323 		 * The above timer checks have updated the expiry cache and  in handle_posix_cpu_timers()
1329 		 * If timer expiry runs in the timer interrupt context then  in handle_posix_cpu_timers()
1335 		 * If timer expiry is deferred to task work context then  in handle_posix_cpu_timers()
1348 		 *   expiry checks. posix_cpu_timers_enable_work() takes  in handle_posix_cpu_timers()
1349 		 *   care of that and eventually lets the expiry checks  in handle_posix_cpu_timers()
1375 		 * expiry context. If expiry happens in hard interrupt  in handle_posix_cpu_timers()
1409 	 * If the actual expiry is deferred to task work context and the  in run_posix_cpu_timers()
1461 	 * expiry cache is also used by RLIMIT_CPU!.  in set_process_cpu_timer()