Lines Matching defs:lost
93 #define FLAG_LOST_RETRANS 0x80 /* This ACK marks some retransmission lost */
114 #define REXMIT_LOST 1 /* retransmit packets marked lost */
1082 * known to be lost have already been retransmitted, indicating
1083 * that this newly lost skb is our next skb to retransmit.
1094 /* Sum the number of packets on the wire we have marked as lost, and
1095 * notify the congestion control module that the given skb was marked lost.
1099 tp->lost += tcp_skb_pcount(skb);
1113 /* Account for retransmits that are lost again */
1146 * L 0 - nothing flies, orig lost by net.
1148 * L|R 1 - orig is lost, retransmit is in flight.
1158 * A. Scoreboard estimator decided the packet is lost.
1159 * A'. Reno "three dupacks" marks head of queue lost.
1388 /* If the segment is not tagged as lost,
2146 continue; /* Don't mark recently sent ones lost yet */
2280 * lost_out: Packets lost by network. TCP has no explicit
2286 * F.e. after RTO, when all the queue is considered as lost,
2290 * lost packets.
2295 * considered lost if the number of higher sequence packets
2302 * Essentially a packet is considered lost if it's not S/ACKed
2310 * is lost (classic Reno). While we are in Recovery and
2312 * is lost (NewReno). This heuristics are the same in NewReno
2322 * holes, caused by lost packets.
2354 /* Detect loss in event "A" above by marking head of queue up as lost.
2355 * For RFC3517 SACK, a segment is considered lost if it
2403 /* Account newly detected lost packet(s) */
2779 * assume that the fastopen SYN was lost and just mark all the
2780 * frames in the retransmit queue as lost. We will use an MSS of
2781 * -1 to mark all frames as lost, otherwise compute the current MSS.
2842 /* Process an ACK in CA_Loss state. Move to CA_Open if lost data are
2857 * lost, i.e., never-retransmitted data are (s)acked.
2921 * mark more packets lost or retransmit more.
2962 * packets lost by network.
3050 /* Change state if cwnd is undone or retransmits are lost */
3797 u32 lost = tp->lost;
3940 lost = tp->lost - lost; /* freshly marked lost */
3942 tcp_rate_gen(sk, delivered, lost, is_sack_reneg, sack_state.rate);
4589 * Given that SACK packets might be lost, be conservative and use 2.