sys/kern/kern_umtx.c

717 abs_timeout_init(struct abs_timeout *timo, int clockid, int absolute,
721 	timo->clockid = clockid;
723 		kern_clock_gettime(curthread, clockid, &timo->end);
724 		timo->cur = timo->end;
725 		timespecadd(&timo->end, timeout);
727 		timo->end = *timeout;
728 		kern_clock_gettime(curthread, clockid, &timo->cur);
733 abs_timeout_init2(struct abs_timeout *timo, const struct _umtx_time *umtxtime)
736 	abs_timeout_init(timo, umtxtime->_clockid,
742 abs_timeout_update(struct abs_timeout *timo)
744 	kern_clock_gettime(curthread, timo->clockid, &timo->cur);
748 abs_timeout_gethz(struct abs_timeout *timo)
752 	if (timespeccmp(&timo->end, &timo->cur, <=))
754 	tts = timo->end;
755 	timespecsub(&tts, &timo->cur);
767 	int error, timo;
775 			timo = abs_timeout_gethz(abstime);
776 			if (timo < 0)
779 			timo = 0;
780 		error = msleep(uq, &uc->uc_lock, PCATCH | PDROP, wmesg, timo);
855 	struct abs_timeout timo;
863 		abs_timeout_init(&timo, CLOCK_REALTIME, 0, timeout);
945 			    &timo);
1036 	struct abs_timeout timo;
1045 		abs_timeout_init(&timo, CLOCK_REALTIME, 0, timeout);
1126 			    NULL : &timo);
1216 	struct abs_timeout timo;
1228 		abs_timeout_init2(&timo, timeout);
1248 			    NULL : &timo);
1289 	struct abs_timeout timo;
1298 		abs_timeout_init2(&timo, timeout);
1397 			    NULL : &timo);
1891 	uint32_t owner, const char *wmesg, struct abs_timeout *timo)
1937 	error = umtxq_sleep(uq, wmesg, timo);
2033 	struct abs_timeout timo;
2047 		abs_timeout_init2(&timo, timeout);
2176 			    "umtxpi", timeout == NULL ? NULL : &timo);
2320 	struct abs_timeout timo;
2334 		abs_timeout_init2(&timo, timeout);
2404 		    NULL : &timo);
2686 	struct abs_timeout timo;
2733 		abs_timeout_init(&timo, clockid, ((wflags & CVWAIT_ABSTIME) != 0),
2739 		    NULL : &timo);
2833 	struct abs_timeout timo;
2849 		abs_timeout_init2(&timo, timeout);
2947 			    NULL : &timo);
3001 	struct abs_timeout timo;
3018 		abs_timeout_init2(&timo, timeout);
3114 			    NULL : &timo);
3282 	struct abs_timeout timo;
3296 		abs_timeout_init2(&timo, timeout);
3316 	error = umtxq_sleep(uq, "usem", timeout == NULL ? NULL : &timo);