82  * value changes, and can override the deadline passed to futex_wait.
112  * deadline is either NULL, or a `const struct timespec *` that will
113  * be treated as an absolute deadline.
134  *  computes a deadline `timeout` away from the current time. If
135  *  timeout is NULL, computes a deadline in the infinite future. The
136  *  resulting deadline is written to `new_deadline`. Returns 0 on
139  * `int ck_ec_wait(ec, mode, value, deadline)`: waits until the event
140  *  counter's value differs from `value`, or, if `deadline` is
142  *  deadline. Use a deadline with tv_sec = 0 for a non-blocking
146  * `int ck_ec_wait_pred(ec, mode, value, pred, data, deadline)`: waits
148  * `pred` returns non-zero, or, if `deadline` is provided and
149  * non-NULL, until the current time is after that deadline. Use a
150  * deadline with tv_sec = 0 for a non-blocking execution. Returns 0 if
155  * where `iteration_deadline` is a timespec of the deadline for this
302 	 * deadline is non-NULL, stops waiting once that deadline is
306 		       uint32_t expected, const struct timespec *deadline);
317 		       uint64_t expected, const struct timespec *deadline);
354 	 * until one second has elapsed. After that, the deadline goes
522  * Populates `new_deadline` with a deadline `timeout` in the future.
532  * old_value, or, if deadline is non-NULL, until CLOCK_MONOTONIC is
533  * past the deadline.
540 			const struct timespec *deadline);
548 			const struct timespec *deadline);
551 #define ck_ec_wait(EC, MODE, OLD_VALUE, DEADLINE)			\  argument
555 						 (OLD_VALUE), (DEADLINE)))
562  * old_value, pred returns non-zero, or, if deadline is non-NULL,
563  * until CLOCK_MONOTONIC is past the deadline.
574 					 struct timespec *deadline),
576 			     const struct timespec *deadline);
585 					 struct timespec *deadline),
587 			     const struct timespec *deadline);
590 #define ck_ec_wait_pred(EC, MODE, OLD_VALUE, PRED, DATA, DEADLINE)	\  argument
594 	 ((EC), (MODE), (OLD_VALUE), (PRED), (DATA), (DEADLINE)))
766 		      const struct timespec *deadline);
771 				    const struct timespec *deadline)  in ck_ec32_wait()  argument
777 	return ck_ec32_wait_slow(ec, mode->ops, old_value, deadline);  in ck_ec32_wait()
784 				       struct timespec *deadline),
786 			   const struct timespec *deadline);
793 			      struct timespec *deadline),  in ck_ec32_wait_pred()  argument
795 		  const struct timespec *deadline)  in ck_ec32_wait_pred()  argument
802 				      pred, data, deadline);  in ck_ec32_wait_pred()
905 		      const struct timespec *deadline);
910 				    const struct timespec *deadline)  in ck_ec64_wait()  argument
916 	return ck_ec64_wait_slow(ec, mode->ops, old_value, deadline);  in ck_ec64_wait()
923 				       struct timespec *deadline),
925 			   const struct timespec *deadline);
933 			      struct timespec *deadline),  in ck_ec64_wait_pred()  argument
935 		  const struct timespec *deadline)  in ck_ec64_wait_pred()  argument
942 				      pred, data, deadline);  in ck_ec64_wait_pred()