sys/netinet/tcp_input.c

292 	if (tp->t_flags & TF_DELACK ||
294 		tp->t_flags |= TF_ACKNOW;
307 	if ((tp->t_flags & TF_PMTUD_PEND) &&
309 		tp->t_flags &= ~TF_PMTUD_PEND;
1006 	uint32_t	t_flags = 0;
1039 			t_flags |= TF_ACKNOW;
1120 				t_flags |= TF_ACKNOW;
1143 		if (t_flags & TF_ACKNOW)
1894 	if (optp || (tp->t_flags & TF_SIGNATURE))
1907 			tp->t_flags &= ~TF_ECN_SND_ECE;
1911 			tp->t_flags |= TF_ECN_SND_ECE;
2145 			if (tp->t_flags & TF_ACKNOW) {
2215 				tp->t_flags |= TF_ECN_PERMIT;
2222 		tp->t_flags |= TF_ACKNOW;
2230 		if (tp->t_flags & TF_SYN_REXMT)
2258 			if ((tp->t_flags & (TF_RCVD_SCALE|TF_REQ_SCALE)) ==
2373 			tp->t_flags |= TF_ACKNOW;
2459 				tp->t_flags |= TF_ACKNOW;
2558 		if (tp->t_flags & TF_ACKNOW)
2582 		if ((tp->t_flags & (TF_RCVD_SCALE|TF_REQ_SCALE)) ==
2929 			tp->t_flags |= TF_ACKNOW;
2952 			tp->t_flags |= TF_ACKNOW;
3000 	if (needoutput || (tp->t_flags & TF_ACKNOW)) {
3049 	tp->t_flags |= TF_ACKNOW;
3320 			tp->t_flags |= TF_RCVD_SCALE;
3365 			tp->t_flags |= TF_RCVD_TSTMP;
3378 				tp->t_flags |= TF_SACK_PERMIT;
3379 				tp->t_flags |= TF_WILL_SACK;
3395 			tp->t_flags |= TF_SIGNATURE;
3402 	if (tp->t_flags & TF_SIGNATURE) {
3410 	if ((sigp ? TF_SIGNATURE : 0) ^ (tp->t_flags & TF_SIGNATURE)) {
4150 	tp->t_flags = sototcpcb(oso)->t_flags & TF_NODELAY;
4156 		tp->t_flags |= TF_REQ_SCALE|TF_RCVD_SCALE;
4159 		tp->t_flags |= TF_REQ_TSTMP|TF_RCVD_TSTMP;
4179 		tp->t_flags |= TF_WILL_SACK;
4182 		tp->t_flags |= TF_ECN_PERMIT;
4186 		tp->t_flags |= TF_SIGNATURE;
4376 	if (optp || (tp->t_flags & TF_SIGNATURE))
4381 		tb.t_flags = tcp_do_rfc1323 ? (TF_REQ_SCALE|TF_REQ_TSTMP) : 0;
4383 		tb.t_flags |= (tp->t_flags & TF_SIGNATURE);
4390 		tb.t_flags = 0;
4471 	if ((tb.t_flags & (TF_REQ_TSTMP|TF_RCVD_TSTMP)) ==
4474 	if ((tb.t_flags & (TF_RCVD_SCALE|TF_REQ_SCALE)) ==
4505 	if ((tb.t_flags & TF_SACK_PERMIT) && tcp_do_sack)
4515 	if (tb.t_flags & TF_SIGNATURE)