91 	int usec, nsec;  in uniqtime()  local
103 	nsec = ts.tv_nsec;  in uniqtime()
104 	usec = nsec + (nsec >> 2);  in uniqtime()
105 	usec = nsec + (usec >> 1);  in uniqtime()
106 	usec = nsec + (usec >> 2);  in uniqtime()
107 	usec = nsec + (usec >> 4);  in uniqtime()
108 	usec = nsec - (usec >> 3);  in uniqtime()
109 	usec = nsec + (usec >> 2);  in uniqtime()
110 	usec = nsec + (usec >> 3);  in uniqtime()
111 	usec = nsec + (usec >> 4);  in uniqtime()
112 	usec = nsec + (usec >> 1);  in uniqtime()
113 	usec = nsec + (usec >> 6);  in uniqtime()
899 	int	nsec;  in timespectohz()  local
908 	nsec = tv->tv_nsec - now.tv_nsec + nsec_per_tick - 1;  in timespectohz()
910 	if (nsec < 0) {  in timespectohz()
912 		nsec += NANOSEC;  in timespectohz()
913 	} else if (nsec >= NANOSEC) {  in timespectohz()
915 		nsec -= NANOSEC;  in timespectohz()
918 	ticks = NSEC_TO_TICK(nsec);  in timespectohz()
945 	int64_t nsec;  in timespectohz64()  local
948 	nsec = tv->tv_nsec + nsec_per_tick - 1;  in timespectohz64()
950 	if (nsec < 0) {  in timespectohz64()
952 		nsec += NANOSEC;  in timespectohz64()
953 	} else if (nsec >= NANOSEC) {  in timespectohz64()
955 		nsec -= NANOSEC;  in timespectohz64()
958 	ticks = NSEC_TO_TICK(nsec);  in timespectohz64()
1175 	uint32_t sec, nsec, tmp;  in hrt2ts()  local
1189 	nsec = (uint32_t)hrt - (tmp << 9);  in hrt2ts()
1190 	while (nsec >= NANOSEC) {  in hrt2ts()
1191 		nsec -= NANOSEC;  in hrt2ts()
1195 	tsp->tv_nsec = nsec;  in hrt2ts()
1249 	uint32_t sec, nsec, tmp;  in hrt2tv()  local
1264 	nsec = (uint32_t)hrt - (tmp << 9);  in hrt2tv()
1265 	while (nsec >= NANOSEC) {  in hrt2tv()
1266 		nsec -= NANOSEC;  in hrt2tv()
1275 	t = (nsec >> 7) + (nsec >> 8) + (nsec >> 12);  in hrt2tv()
1276 	q = (nsec >> 1) + t + (nsec >> 15) + (t >> 11) + (t >> 14);  in hrt2tv()
1278 	r = nsec - q*1000;  in hrt2tv()