296 	struct hc_metrics *hc_entry;  in tcp_hc_lookup()  local
323 	TAILQ_FOREACH(hc_entry, &hc_head->hch_bucket, rmx_q) {  in tcp_hc_lookup()
326 			if (memcmp(&inc->inc6_faddr, &hc_entry->ip6,  in tcp_hc_lookup()
328 				return hc_entry;  in tcp_hc_lookup()
330 			if (memcmp(&inc->inc_faddr, &hc_entry->ip4,  in tcp_hc_lookup()
332 				return hc_entry;  in tcp_hc_lookup()
355 	struct hc_metrics *hc_entry;  in tcp_hc_insert()  local
384 		hc_entry = TAILQ_LAST(&hc_head->hch_bucket, hc_qhead);  in tcp_hc_insert()
394 		if (hc_entry == NULL) {  in tcp_hc_insert()
398 		TAILQ_REMOVE(&hc_head->hch_bucket, hc_entry, rmx_q);  in tcp_hc_insert()
408 		uma_zfree(V_tcp_hostcache.zone, hc_entry);  in tcp_hc_insert()
414 		hc_entry = uma_zalloc(V_tcp_hostcache.zone, M_NOWAIT);  in tcp_hc_insert()
415 		if (hc_entry == NULL) {  in tcp_hc_insert()
424 	bzero(hc_entry, sizeof(*hc_entry));  in tcp_hc_insert()
426 		hc_entry->ip6 = inc->inc6_faddr;  in tcp_hc_insert()
427 		hc_entry->ip6_zoneid = inc->inc6_zoneid;  in tcp_hc_insert()
429 		hc_entry->ip4 = inc->inc_faddr;  in tcp_hc_insert()
430 	hc_entry->rmx_head = hc_head;  in tcp_hc_insert()
431 	hc_entry->rmx_expire = V_tcp_hostcache.expire;  in tcp_hc_insert()
436 	TAILQ_INSERT_HEAD(&hc_head->hch_bucket, hc_entry, rmx_q);  in tcp_hc_insert()
445 	return hc_entry;  in tcp_hc_insert()
456 	struct hc_metrics *hc_entry;  in tcp_hc_get()  local
466 	hc_entry = tcp_hc_lookup(inc);  in tcp_hc_get()
471 	if (hc_entry == NULL) {  in tcp_hc_get()
475 	hc_entry->rmx_hits++;  in tcp_hc_get()
476 	hc_entry->rmx_expire = V_tcp_hostcache.expire; /* start over again */  in tcp_hc_get()
478 	hc_metrics_lite->rmx_mtu = hc_entry->rmx_mtu;  in tcp_hc_get()
479 	hc_metrics_lite->rmx_ssthresh = hc_entry->rmx_ssthresh;  in tcp_hc_get()
480 	hc_metrics_lite->rmx_rtt = hc_entry->rmx_rtt;  in tcp_hc_get()
481 	hc_metrics_lite->rmx_rttvar = hc_entry->rmx_rttvar;  in tcp_hc_get()
482 	hc_metrics_lite->rmx_cwnd = hc_entry->rmx_cwnd;  in tcp_hc_get()
483 	hc_metrics_lite->rmx_sendpipe = hc_entry->rmx_sendpipe;  in tcp_hc_get()
484 	hc_metrics_lite->rmx_recvpipe = hc_entry->rmx_recvpipe;  in tcp_hc_get()
489 	THC_UNLOCK(&hc_entry->rmx_head->hch_mtx);  in tcp_hc_get()
500 	struct hc_metrics *hc_entry;  in tcp_hc_getmtu()  local
506 	hc_entry = tcp_hc_lookup(inc);  in tcp_hc_getmtu()
507 	if (hc_entry == NULL) {  in tcp_hc_getmtu()
510 	hc_entry->rmx_hits++;  in tcp_hc_getmtu()
511 	hc_entry->rmx_expire = V_tcp_hostcache.expire; /* start over again */  in tcp_hc_getmtu()
513 	mtu = hc_entry->rmx_mtu;  in tcp_hc_getmtu()
514 	THC_UNLOCK(&hc_entry->rmx_head->hch_mtx);  in tcp_hc_getmtu()
525 	struct hc_metrics *hc_entry;  in tcp_hc_updatemtu()  local
533 	hc_entry = tcp_hc_lookup(inc);  in tcp_hc_updatemtu()
538 	if (hc_entry == NULL) {  in tcp_hc_updatemtu()
539 		hc_entry = tcp_hc_insert(inc);  in tcp_hc_updatemtu()
540 		if (hc_entry == NULL)  in tcp_hc_updatemtu()
543 	hc_entry->rmx_updates++;  in tcp_hc_updatemtu()
544 	hc_entry->rmx_expire = V_tcp_hostcache.expire; /* start over again */  in tcp_hc_updatemtu()
546 	hc_entry->rmx_mtu = mtu;  in tcp_hc_updatemtu()
551 	TAILQ_REMOVE(&hc_entry->rmx_head->hch_bucket, hc_entry, rmx_q);  in tcp_hc_updatemtu()
552 	TAILQ_INSERT_HEAD(&hc_entry->rmx_head->hch_bucket, hc_entry, rmx_q);  in tcp_hc_updatemtu()
557 	THC_UNLOCK(&hc_entry->rmx_head->hch_mtx);  in tcp_hc_updatemtu()
567 	struct hc_metrics *hc_entry;  in tcp_hc_update()  local
572 	hc_entry = tcp_hc_lookup(inc);  in tcp_hc_update()
573 	if (hc_entry == NULL) {  in tcp_hc_update()
574 		hc_entry = tcp_hc_insert(inc);  in tcp_hc_update()
575 		if (hc_entry == NULL)  in tcp_hc_update()
578 	hc_entry->rmx_updates++;  in tcp_hc_update()
579 	hc_entry->rmx_expire = V_tcp_hostcache.expire; /* start over again */  in tcp_hc_update()
582 		if (hc_entry->rmx_rtt == 0)  in tcp_hc_update()
583 			hc_entry->rmx_rtt = hcml->rmx_rtt;  in tcp_hc_update()
585 			hc_entry->rmx_rtt = ((uint64_t)hc_entry->rmx_rtt +  in tcp_hc_update()
590 	        if (hc_entry->rmx_rttvar == 0)  in tcp_hc_update()
591 			hc_entry->rmx_rttvar = hcml->rmx_rttvar;  in tcp_hc_update()
593 			hc_entry->rmx_rttvar = ((uint64_t)hc_entry->rmx_rttvar +  in tcp_hc_update()
598 		if (hc_entry->rmx_ssthresh == 0)  in tcp_hc_update()
599 			hc_entry->rmx_ssthresh = hcml->rmx_ssthresh;  in tcp_hc_update()
601 			hc_entry->rmx_ssthresh =  in tcp_hc_update()
602 			    (hc_entry->rmx_ssthresh + hcml->rmx_ssthresh) / 2;  in tcp_hc_update()
606 		if (hc_entry->rmx_cwnd == 0)  in tcp_hc_update()
607 			hc_entry->rmx_cwnd = hcml->rmx_cwnd;  in tcp_hc_update()
609 			hc_entry->rmx_cwnd = ((uint64_t)hc_entry->rmx_cwnd +  in tcp_hc_update()
614 		if (hc_entry->rmx_sendpipe == 0)  in tcp_hc_update()
615 			hc_entry->rmx_sendpipe = hcml->rmx_sendpipe;  in tcp_hc_update()
617 			hc_entry->rmx_sendpipe =  in tcp_hc_update()
618 			    ((uint64_t)hc_entry->rmx_sendpipe +  in tcp_hc_update()
623 		if (hc_entry->rmx_recvpipe == 0)  in tcp_hc_update()
624 			hc_entry->rmx_recvpipe = hcml->rmx_recvpipe;  in tcp_hc_update()
626 			hc_entry->rmx_recvpipe =  in tcp_hc_update()
627 			    ((uint64_t)hc_entry->rmx_recvpipe +  in tcp_hc_update()
632 	TAILQ_REMOVE(&hc_entry->rmx_head->hch_bucket, hc_entry, rmx_q);  in tcp_hc_update()
633 	TAILQ_INSERT_HEAD(&hc_entry->rmx_head->hch_bucket, hc_entry, rmx_q);  in tcp_hc_update()
634 	THC_UNLOCK(&hc_entry->rmx_head->hch_mtx);  in tcp_hc_update()
647 	struct hc_metrics *hc_entry;  in sysctl_tcp_hc_list()  local
680 		TAILQ_FOREACH(hc_entry, &V_tcp_hostcache.hashbase[i].hch_bucket,  in sysctl_tcp_hc_list()
685 			    hc_entry->ip4.s_addr ?  in sysctl_tcp_hc_list()
686 			        inet_ntoa_r(hc_entry->ip4, ip4buf) :  in sysctl_tcp_hc_list()
688 				ip6_sprintf(ip6buf, &hc_entry->ip6),  in sysctl_tcp_hc_list()
692 			    hc_entry->rmx_mtu,  in sysctl_tcp_hc_list()
693 			    hc_entry->rmx_ssthresh,  in sysctl_tcp_hc_list()
694 			    msec((u_long)hc_entry->rmx_rtt *  in sysctl_tcp_hc_list()
696 			    msec((u_long)hc_entry->rmx_rttvar *  in sysctl_tcp_hc_list()
698 			    hc_entry->rmx_cwnd,  in sysctl_tcp_hc_list()
699 			    hc_entry->rmx_sendpipe,  in sysctl_tcp_hc_list()
700 			    hc_entry->rmx_recvpipe,  in sysctl_tcp_hc_list()
701 			    hc_entry->rmx_hits,  in sysctl_tcp_hc_list()
702 			    hc_entry->rmx_updates,  in sysctl_tcp_hc_list()
703 			    hc_entry->rmx_expire);  in sysctl_tcp_hc_list()
762 	struct hc_metrics *hc_entry, *hc_next;  in tcp_hc_purge_internal()  local
767 		TAILQ_FOREACH_SAFE(hc_entry,  in tcp_hc_purge_internal()
774 			if (all || hc_entry->rmx_expire <= 0) {  in tcp_hc_purge_internal()
776 					      hc_entry, rmx_q);  in tcp_hc_purge_internal()
777 				uma_zfree(V_tcp_hostcache.zone, hc_entry);  in tcp_hc_purge_internal()
781 				hc_entry->rmx_expire -= V_tcp_hostcache.prune;  in tcp_hc_purge_internal()