bsd/netinet/tcp_input.c

2333 			    ((!(SACK_ENABLED(tp)) && tp->t_dupacks < tp->t_rexmtthresh) ||
2391 				if (tp->t_dupacks > 0) {
2392 					tp->t_dupacks = 0;
3394 				++tp->t_dupacks;
3412 					(tp->t_dupacks == 1 ||
3463 						osegs += tp->t_dupacks;
3471 								tp->t_dupacks);
3503 					tp->t_dupacks = 0;
3505 				} else if (tp->t_dupacks > tp->t_rexmtthresh ||
3532 				} else if (tp->t_dupacks == tp->t_rexmtthresh) {
3544 							tp->t_dupacks = 0;
3550 							tp->t_dupacks = 0;
3585 					     tp->t_maxseg * tp->t_dupacks;
3596 					u_int32_t incr = (tp->t_maxseg * tp->t_dupacks);
3613 				tp->t_dupacks = 0;
3645 			tp->t_dupacks = 0;
3884 			tp->t_dupacks == 0 &&
4986  * next unacknowledged segment.  Do not clear tp->t_dupacks.