Lines Matching refs:rack
122 * - The number of unacknowledged xmit packets is (ns - rack) <= seq->wmax
123 * - The first (ns - rack) mbuf's in xwin[] array are copies of these
127 * Therefore, (i < cwnd && xwin[i] != NULL) implies (ns - rack) > i.
128 * - rack_timer is running iff (ns - rack) > 0 (unack'd xmit'd pkts)
136 u_int16_t rack; /* last 'nr' we rec'd */
621 conf->rack = htons(conf->rack);
1223 if (conf->xack != conf->nr || conf->ns != conf->rack)
1226 /* Set ns,nr,rack,xack parameters. */
1229 seq->rack = conf->rack;
1294 seq->rack = 0;
1322 if ((nack = L2TP_SEQ_DIFF(nr, seq->rack)) <= 0) {
1335 seq->rack = nr;
1394 while ((i = L2TP_SEQ_DIFF(seq->ns, seq->rack)) < seq->cwnd
1479 seq->ns = seq->rack;
1588 peer_unack = L2TP_SEQ_DIFF(seq->ns, seq->rack);