1960 bbr_log_msgsize_fail(struct tcp_bbr *bbr, struct tcpcb *tp, uint32_t len, uint32_t maxseg, uint32_t…  in bbr_log_msgsize_fail()  argument
1967 		log.u_bbr.flex2 = maxseg;  in bbr_log_msgsize_fail()
2570 …_bbr *bbr, uint32_t cts, uint32_t tsosz, uint32_t tls, uint32_t old_val, uint32_t maxseg, int hdwr)  in bbr_log_type_tsosize()  argument
2581 		log.u_bbr.flex6 = maxseg;  in bbr_log_type_tsosize()
3533 	uint32_t seg_oh, num_segs, maxseg;  in bbr_get_pacing_delay()  local
3538 	maxseg = bbr->rc_tp->t_maxseg - bbr->rc_last_options;  in bbr_get_pacing_delay()
3539 	num_segs = (len + maxseg - 1) / maxseg;  in bbr_get_pacing_delay()
3587 	uint32_t cwnd, target_cwnd, saved_bytes, maxseg;  in bbr_ack_received()  local
3623 	maxseg = tp->t_maxseg - bbr->rc_last_options;  in bbr_ack_received()
3632 		if ((bytes_this_ack < maxseg) && bbr->rc_use_google)  in bbr_ack_received()
3633 			bytes_this_ack = maxseg;  in bbr_ack_received()
3664 			if (cwnd < maxseg)  in bbr_ack_received()
3665 				cwnd = maxseg;  in bbr_ack_received()
3667 			cwnd = maxseg;  in bbr_ack_received()
3698 		if (bytes_this_ack > maxseg)  in bbr_ack_received()
3699 			bytes_this_ack = maxseg;  in bbr_ack_received()
3793 		uint32_t maxseg, newcwnd, acks_inflight, ratio, cwnd;  in bbr_post_recovery()  local
3828 		maxseg = tp->t_maxseg - bbr->rc_last_options;  in bbr_post_recovery()
3839 		acks_inflight = (flight / (maxseg * 2));  in bbr_post_recovery()
3851 				newcwnd = roundup((cwnd - val), maxseg);  in bbr_post_recovery()
3853 				newcwnd = maxseg;  in bbr_post_recovery()
3857 			newcwnd = roundup((uint32_t)val, maxseg);  in bbr_post_recovery()
3865 			if ((newcwnd + (acks_inflight * maxseg)) < get_min_cwnd(bbr)) {  in bbr_post_recovery()
3873 			if (newcwnd < (bbr_drop_limit * maxseg)) {  in bbr_post_recovery()
3874 				newcwnd = bbr_drop_limit * maxseg;  in bbr_post_recovery()
4151 	uint32_t thresh, len, maxseg, t_rxtcur;  in bbr_calc_thresh_tlp()  local
4160 	maxseg = tp->t_maxseg - bbr->rc_last_options;  in bbr_calc_thresh_tlp()
4166 	if (prsm && (len <= maxseg)) {  in bbr_calc_thresh_tlp()
4181 	} else if (len <= maxseg) {  in bbr_calc_thresh_tlp()
4543 	uint32_t maxseg;  in bbr_timeout_tlp()  local
4564 	maxseg = tp->t_maxseg - bbr->rc_last_options;  in bbr_timeout_tlp()
4580 		if (amm > maxseg) {  in bbr_timeout_tlp()
4581 			amm = maxseg;  in bbr_timeout_tlp()
4582 		} else if ((amm < maxseg) && ((tp->t_flags & TF_NODELAY) == 0)) {  in bbr_timeout_tlp()
4630 	if ((rsm->r_end - rsm->r_start) > maxseg) {  in bbr_timeout_tlp()
4645 		bbr_clone_rsm(bbr, nrsm, rsm, (rsm->r_end - maxseg));  in bbr_timeout_tlp()
5561 	uint32_t cur_delay, seg_sz, maxseg, new_tso, delta, hdwr_delay;  in bbr_adjust_for_hw_pacing()  local
5577 		maxseg = bbr->rc_tp->t_maxseg - bbr->rc_last_options;  in bbr_adjust_for_hw_pacing()
5579 		maxseg = BBR_MIN_SEG - bbr->rc_last_options;  in bbr_adjust_for_hw_pacing()
5588 	hdwr_delay = bbr->r_ctl.rc_pace_max_segs / maxseg;  in bbr_adjust_for_hw_pacing()
5595 			     (bbr->r_ctl.rc_pace_max_segs / maxseg),  in bbr_adjust_for_hw_pacing()
5614 			     (bbr->r_ctl.rc_pace_max_segs/maxseg));  in bbr_adjust_for_hw_pacing()
5625 		seg_sz *= maxseg;  in bbr_adjust_for_hw_pacing()
5665 	if (new_tso >= (PACE_MAX_IP_BYTES-maxseg))  in bbr_adjust_for_hw_pacing()
5666 		new_tso = PACE_MAX_IP_BYTES - maxseg;  in bbr_adjust_for_hw_pacing()
5669 		bbr_log_type_tsosize(bbr, cts, new_tso, 0, bbr->r_ctl.rc_pace_max_segs, maxseg, 0);  in bbr_adjust_for_hw_pacing()
5679 	uint32_t maxseg, bytes;  in tcp_bbr_tso_size_check()  local
5742 		maxseg = bbr->rc_tp->t_maxseg - bbr->rc_last_options;  in tcp_bbr_tso_size_check()
5744 		maxseg = BBR_MIN_SEG - bbr->rc_last_options;  in tcp_bbr_tso_size_check()
5762 			bbr->r_ctl.rc_pace_max_segs = maxseg;  in tcp_bbr_tso_size_check()
5764 		bbr_log_type_tsosize(bbr, cts, bbr->r_ctl.rc_pace_max_segs, tls_seg, old_tso, maxseg, 0);  in tcp_bbr_tso_size_check()
5777 		new_tso = maxseg;  in tcp_bbr_tso_size_check()
5789 		new_tso = bytes / maxseg;  in tcp_bbr_tso_size_check()
5796 		new_tso *= maxseg;  in tcp_bbr_tso_size_check()
5798 		new_tso = (PACE_MAX_IP_BYTES / maxseg) * maxseg;  in tcp_bbr_tso_size_check()
5807 		if (tso_len > maxseg) {  in tcp_bbr_tso_size_check()
5808 			new_tso = tso_len / maxseg;  in tcp_bbr_tso_size_check()
5811 			new_tso *= maxseg;  in tcp_bbr_tso_size_check()
5828 		new_tso = rounddown(PACE_MAX_IP_BYTES, maxseg);  in tcp_bbr_tso_size_check()
5844 		new_tso = roundup(bw, (uint64_t)maxseg);  in tcp_bbr_tso_size_check()
5850 		if (new_tso < (bbr->r_ctl.bbr_hptsi_segments_max * maxseg))  in tcp_bbr_tso_size_check()
5851 			new_tso = (bbr->r_ctl.bbr_hptsi_segments_max * maxseg);  in tcp_bbr_tso_size_check()
5853 …if (bbr->r_ctl.bbr_hptsi_segments_floor && (new_tso < (maxseg * bbr->r_ctl.bbr_hptsi_segments_floo…  in tcp_bbr_tso_size_check()
5854 		new_tso = maxseg * bbr->r_ctl.bbr_hptsi_segments_floor;  in tcp_bbr_tso_size_check()
5856 		new_tso = rounddown(PACE_MAX_IP_BYTES, maxseg);  in tcp_bbr_tso_size_check()
5858 	if (bbr->r_ctl.bbr_utter_max && (new_tso > (bbr->r_ctl.bbr_utter_max * maxseg))) {  in tcp_bbr_tso_size_check()
5859 		new_tso = bbr->r_ctl.bbr_utter_max * maxseg;  in tcp_bbr_tso_size_check()
5863 		bbr_log_type_tsosize(bbr, cts, new_tso, tls_seg, old_tso, maxseg, 0);  in tcp_bbr_tso_size_check()
7294 	uint32_t p_maxseg, maxseg, p_acked = 0;  in bbr_log_ack()  local
7306 	maxseg = tp->t_maxseg - bbr->rc_last_options;  in bbr_log_ack()
7307 	p_maxseg = min(bbr->r_ctl.rc_pace_max_segs, maxseg);  in bbr_log_ack()
8018 	uint32_t maxseg;  in bbr_collapsed_window()  local
8022 	maxseg = bbr->rc_tp->t_maxseg - bbr->rc_last_options;  in bbr_collapsed_window()
8055 		if ((res1 >= (maxseg/8)) &&  in bbr_collapsed_window()
8056 		    (res2 >= (maxseg/8))) {  in bbr_collapsed_window()
11769 bbr_window_update_needed(struct tcpcb *tp, struct socket *so, uint32_t recwin, int32_t maxseg)  in bbr_window_update_needed()  argument
11798 	if (adv >= (2 * maxseg) &&  in bbr_window_update_needed()
11801 	    so->so_rcv.sb_hiwat <= 8 * maxseg)) {  in bbr_window_update_needed()
11850 	uint32_t maxseg, pace_max_segs, p_maxseg;  in bbr_output_wtime()  local
11883 	kern_prefetch(sb, &maxseg);  in bbr_output_wtime()
11884 	maxseg = tp->t_maxseg - bbr->rc_last_options;  in bbr_output_wtime()
11885 	if (bbr_minseg(bbr) < maxseg) {  in bbr_output_wtime()
11890 	p_maxseg = min(maxseg, pace_max_segs);  in bbr_output_wtime()
11923 			if ((bbr_window_update_needed(tp, so, recwin, maxseg) == 0) &&  in bbr_output_wtime()
12191 		    (len > maxseg)) {  in bbr_output_wtime()
12192 			len = maxseg;  in bbr_output_wtime()
12200 			    min(len, maxseg));  in bbr_output_wtime()
12216 		if ((bbr->rc_resends_use_tso == 0) && (len > maxseg))  in bbr_output_wtime()
12217 			len = maxseg;  in bbr_output_wtime()
12313 			tlplen = maxseg;  in bbr_output_wtime()
12353 					if ((bbr->rc_resends_use_tso == 0) && (len > maxseg))  in bbr_output_wtime()
12354 						len = maxseg;  in bbr_output_wtime()
12491 						 bbr->r_ctl.rc_lost_bytes)) > (2 * maxseg)) &&  in bbr_output_wtime()
12509 						 bbr->r_ctl.rc_lost_bytes)) > (2 * maxseg)) &&  in bbr_output_wtime()
12596 	    (len > maxseg) &&  in bbr_output_wtime()
12672 		if (bbr_window_update_needed(tp, so, recwin, maxseg))  in bbr_output_wtime()
12821 		if (len >= maxseg)  in bbr_output_wtime()
12951 	maxseg = tp->t_maxseg - (ipoptlen + optlen);  in bbr_output_wtime()
12952 	p_maxseg = min(maxseg, pace_max_segs);  in bbr_output_wtime()
12958 	if (len > maxseg) {  in bbr_output_wtime()
12992 				moff = len % (uint32_t)maxseg;  in bbr_output_wtime()
13001 			if (len <= maxseg) {  in bbr_output_wtime()
13002 				len = maxseg;  in bbr_output_wtime()
13021 			len = maxseg;  in bbr_output_wtime()
13074 		if (len <= maxseg)  in bbr_output_wtime()
13138 			if (len > maxseg)  in bbr_output_wtime()
13139 				len = maxseg;  in bbr_output_wtime()
13176 			if (len <= maxseg) {  in bbr_output_wtime()
13194 		if (tso && len < maxseg) {  in bbr_output_wtime()
13196 			    tp, len, maxseg);  in bbr_output_wtime()
13355 				  recwin < maxseg)))  in bbr_output_wtime()
13469 		KASSERT(len > maxseg,  in bbr_output_wtime()
13470 		    ("%s: len:%d <= tso_segsz:%d", __func__, len, maxseg));  in bbr_output_wtime()
13473 		m->m_pkthdr.tso_segsz = maxseg;  in bbr_output_wtime()
13492 		log.u_bbr.flex3 = maxseg;  in bbr_output_wtime()
13542 		if (V_path_mtu_discovery && maxseg > V_tcp_minmss)  in bbr_output_wtime()
13636 			if (len >= maxseg) {  in bbr_output_wtime()
13637 				idx = (len / maxseg) + 3;  in bbr_output_wtime()
13764 								    bbr->r_ctl.rc_lost_bytes)) - maxseg;  in bbr_output_wtime()
13765 				if (tp->snd_cwnd < maxseg)  in bbr_output_wtime()
13766 					tp->snd_cwnd = maxseg;  in bbr_output_wtime()
13797 				bbr_log_msgsize_fail(bbr, tp, len, maxseg, mtu, csum_flags, tso, cts);  in bbr_output_wtime()
13813 					bbr_log_msgsize_fail(bbr, tp, len, maxseg, mtu, 0, tso, cts);  in bbr_output_wtime()
14050 	uint32_t maxseg;  in bbr_mtu_chg()  local
14058 	maxseg = tp->t_maxseg - bbr->rc_last_options;  in bbr_mtu_chg()
14064 		if ((rsm->r_end - rsm->r_start) > maxseg) {  in bbr_mtu_chg()