135 rack_update_pcm_ack(struct tcp_rack *rack, int was_cumack, uint32_t start, uint32_t end)  in rack_update_pcm_ack()  argument
142 	if (rack->pcm_in_progress == 0)  in rack_update_pcm_ack()
145 	if (SEQ_LEQ(end, rack->r_ctl.pcm_i.sseq)) {  in rack_update_pcm_ack()
153 	segsiz = ctf_fixed_maxseg(rack->rc_tp);  in rack_update_pcm_ack()
154 	if (SEQ_GEQ(end, (rack->r_ctl.pcm_i.eseq - segsiz))) {  in rack_update_pcm_ack()
162 		rack->pcm_in_progress = 0;  in rack_update_pcm_ack()
163 		rack->r_ctl.last_pcm_round = rack->r_ctl.current_round;  in rack_update_pcm_ack()
164 		rack->r_ctl.pcm_idle_rounds = 0;  in rack_update_pcm_ack()
166 	if (SEQ_GEQ(start, rack->r_ctl.pcm_i.eseq)) {  in rack_update_pcm_ack()
177 	ack_arrival = tcp_tv_to_lusectick(&rack->r_ctl.act_rcv_time);  in rack_update_pcm_ack()
178 	if (SEQ_GT(end, rack->r_ctl.pcm_i.eseq)) {  in rack_update_pcm_ack()
180 		end = rack->r_ctl.pcm_i.eseq;  in rack_update_pcm_ack()
182 	if ((rack->r_ctl.pcm_i.cnt + 1) > rack->r_ctl.pcm_i.cnt_alloc) {  in rack_update_pcm_ack()
186 		if (rack->r_ctl.pcm_i.cnt_alloc == 0) {  in rack_update_pcm_ack()
190 			rack->r_ctl.pcm_i.cnt_alloc = RACK_DEFAULT_PCM_ARRAY;  in rack_update_pcm_ack()
191 			sz = (sizeof(struct rack_pcm_stats) * rack->r_ctl.pcm_i.cnt_alloc);  in rack_update_pcm_ack()
192 			rack->r_ctl.pcm_s = malloc(sz, M_TCPPCM, M_NOWAIT);  in rack_update_pcm_ack()
193 			if (rack->r_ctl.pcm_s == NULL) {  in rack_update_pcm_ack()
194 				rack->r_ctl.pcm_i.cnt_alloc = 0;  in rack_update_pcm_ack()
195 				rack->pcm_in_progress = 0;  in rack_update_pcm_ack()
203 			new_cnt = rack->r_ctl.pcm_i.cnt_alloc * 2;  in rack_update_pcm_ack()
208 				rack->pcm_in_progress = 0;  in rack_update_pcm_ack()
209 				rack->r_ctl.pcm_i.cnt = 0;  in rack_update_pcm_ack()
212 			sz = (sizeof(struct rack_pcm_stats) * rack->r_ctl.pcm_i.cnt_alloc);  in rack_update_pcm_ack()
213 			memcpy(n, rack->r_ctl.pcm_s, sz);  in rack_update_pcm_ack()
214 			free(rack->r_ctl.pcm_s, M_TCPPCM);  in rack_update_pcm_ack()
215 			rack->r_ctl.pcm_s = n;  in rack_update_pcm_ack()
216 			rack->r_ctl.pcm_i.cnt_alloc = new_cnt;  in rack_update_pcm_ack()
219 	e = &rack->r_ctl.pcm_s[rack->r_ctl.pcm_i.cnt];  in rack_update_pcm_ack()
220 	rack->r_ctl.pcm_i.cnt++;  in rack_update_pcm_ack()
232 	if (tcp_bblogging_on(rack->rc_tp)) {  in rack_update_pcm_ack()
241 		for (i=0; i<rack->r_ctl.pcm_i.cnt; i++) {  in rack_update_pcm_ack()
243 			e = &rack->r_ctl.pcm_s[i];  in rack_update_pcm_ack()
246 			log.u_bbr.inflight = ctf_flight_size(rack->rc_tp, rack->r_ctl.rc_sacked);  in rack_update_pcm_ack()
257 			if (e->ack_time > rack->r_ctl.pcm_i.send_time) {  in rack_update_pcm_ack()
258 				log.u_bbr.flex4 = (uint32_t)(e->ack_time - rack->r_ctl.pcm_i.send_time);  in rack_update_pcm_ack()
270 			log.u_bbr.cur_del_rate = rack->r_ctl.pcm_i.send_time;  in rack_update_pcm_ack()
281 			(void)tcp_log_event(rack->rc_tp, NULL, NULL, NULL, TCP_PCM_MEASURE, ERRNO_UNK,  in rack_update_pcm_ack()
284 		if (prev_time  > rack->r_ctl.pcm_i.send_time) {  in rack_update_pcm_ack()
290 			log.u_bbr.inflight = ctf_flight_size(rack->rc_tp, rack->r_ctl.rc_sacked);  in rack_update_pcm_ack()
292 			log.u_bbr.flex1 = rack->r_ctl.pcm_i.sseq;  in rack_update_pcm_ack()
293 			log.u_bbr.flex2 = rack->r_ctl.pcm_i.eseq;  in rack_update_pcm_ack()
297 			log.u_bbr.flex7 = rack->r_ctl.pcm_i.cnt;  in rack_update_pcm_ack()
298 			log.u_bbr.cwnd_gain = rack->r_ctl.pcm_i.cnt_alloc;  in rack_update_pcm_ack()
299 			log.u_bbr.cur_del_rate = rack->r_ctl.pcm_i.send_time;  in rack_update_pcm_ack()
303 			log.u_bbr.delRate /= (prev_time - rack->r_ctl.pcm_i.send_time);  in rack_update_pcm_ack()
304 			(void)tcp_log_event(rack->rc_tp, NULL, NULL, NULL, TCP_PCM_MEASURE, ERRNO_UNK,  in rack_update_pcm_ack()
328 	rack->r_ctl.pcm_i.cnt = 0;  in rack_update_pcm_ack()