295 static int poll_select_finish(struct timespec64 *end_time,  in poll_select_finish()  argument
310 	if (!end_time->tv_sec && !end_time->tv_nsec)  in poll_select_finish()
314 	rts = timespec64_sub(*end_time, rts);  in poll_select_finish()
476 static noinline_for_stack int do_select(int n, fd_set_bits *fds, struct timespec64 *end_time)  in do_select()  argument
496 	if (end_time && !end_time->tv_sec && !end_time->tv_nsec) {  in do_select()
501 	if (end_time && !timed_out)  in do_select()
502 		slack = select_estimate_accuracy(end_time);  in do_select()
599 		if (end_time && !to) {  in do_select()
600 			expire = timespec64_to_ktime(*end_time);  in do_select()
623 			   fd_set __user *exp, struct timespec64 *end_time)  in core_sys_select()  argument
678 	ret = do_select(n, &fds, end_time);  in core_sys_select()
704 	struct timespec64 end_time, *to = NULL;  in kern_select()  local
712 		to = &end_time;  in kern_select()
720 	return poll_select_finish(&end_time, tvp, PT_TIMEVAL, ret);  in kern_select()
734 	struct timespec64 ts, end_time, *to = NULL;  in do_pselect()  local
751 		to = &end_time;  in do_pselect()
761 	return poll_select_finish(&end_time, tsp, type, ret);  in do_pselect()
885 		   struct timespec64 *end_time)  in do_poll()  argument
895 	if (end_time && !end_time->tv_sec && !end_time->tv_nsec) {  in do_poll()
900 	if (end_time && !timed_out)  in do_poll()
901 		slack = select_estimate_accuracy(end_time);  in do_poll()
959 		if (end_time && !to) {  in do_poll()
960 			expire = timespec64_to_ktime(*end_time);  in do_poll()
974 		struct timespec64 *end_time)  in do_sys_poll()  argument
1015 	fdcount = do_poll(head, &table, end_time);  in do_sys_poll()
1051 	struct timespec64 *to = NULL, end_time;  in do_restart_poll()  local
1055 		end_time.tv_sec = restart_block->poll.tv_sec;  in do_restart_poll()
1056 		end_time.tv_nsec = restart_block->poll.tv_nsec;  in do_restart_poll()
1057 		to = &end_time;  in do_restart_poll()
1071 	struct timespec64 end_time, *to = NULL;  in SYSCALL_DEFINE3()  local
1075 		to = &end_time;  in SYSCALL_DEFINE3()
1090 			restart_block->poll.tv_sec = end_time.tv_sec;  in SYSCALL_DEFINE3()
1091 			restart_block->poll.tv_nsec = end_time.tv_nsec;  in SYSCALL_DEFINE3()
1105 	struct timespec64 ts, end_time, *to = NULL;  in SYSCALL_DEFINE5()  local
1112 		to = &end_time;  in SYSCALL_DEFINE5()
1122 	return poll_select_finish(&end_time, tsp, PT_TIMESPEC, ret);  in SYSCALL_DEFINE5()
1131 	struct timespec64 ts, end_time, *to = NULL;  in SYSCALL_DEFINE5()  local
1138 		to = &end_time;  in SYSCALL_DEFINE5()
1148 	return poll_select_finish(&end_time, tsp, PT_OLD_TIMESPEC, ret);  in SYSCALL_DEFINE5()
1196 	struct timespec64 *end_time)  in compat_core_sys_select()  argument
1243 	ret = do_select(n, &fds, end_time);  in compat_core_sys_select()
1269 	struct timespec64 end_time, *to = NULL;  in do_compat_select()  local
1277 		to = &end_time;  in do_compat_select()
1285 	return poll_select_finish(&end_time, tvp, PT_OLD_TIMEVAL, ret);  in do_compat_select()
1318 	struct timespec64 ts, end_time, *to = NULL;  in do_compat_pselect()  local
1335 		to = &end_time;  in do_compat_pselect()
1345 	return poll_select_finish(&end_time, tsp, type, ret);  in do_compat_pselect()
1403 	struct timespec64 ts, end_time, *to = NULL;  in COMPAT_SYSCALL_DEFINE5()  local
1410 		to = &end_time;  in COMPAT_SYSCALL_DEFINE5()
1420 	return poll_select_finish(&end_time, tsp, PT_OLD_TIMESPEC, ret);  in COMPAT_SYSCALL_DEFINE5()
1429 	struct timespec64 ts, end_time, *to = NULL;  in COMPAT_SYSCALL_DEFINE5()  local
1436 		to = &end_time;  in COMPAT_SYSCALL_DEFINE5()
1446 	return poll_select_finish(&end_time, tsp, PT_TIMESPEC, ret);  in COMPAT_SYSCALL_DEFINE5()