diff options
Diffstat (limited to 'sys/netinet/tcp_sack.c')
| -rw-r--r-- | sys/netinet/tcp_sack.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/netinet/tcp_sack.c b/sys/netinet/tcp_sack.c index f48e60207cc2..b6c55fac50b3 100644 --- a/sys/netinet/tcp_sack.c +++ b/sys/netinet/tcp_sack.c @@ -583,6 +583,7 @@ tcp_sack_doack(struct tcpcb *tp, struct tcpopt *to, tcp_seq th_ack) */ if (SEQ_LT(tp->snd_una, th_ack) && !TAILQ_EMPTY(&tp->snd_holes)) { left_edge_delta = th_ack - tp->snd_una; + delivered_data += left_edge_delta; sack_blocks[num_sack_blks].start = tp->snd_una; sack_blocks[num_sack_blks++].end = th_ack; /* @@ -590,7 +591,6 @@ tcp_sack_doack(struct tcpcb *tp, struct tcpopt *to, tcp_seq th_ack) * due to DSACK blocks */ if (SEQ_LT(tp->snd_fack, th_ack)) { - delivered_data += th_ack - tp->snd_una; tp->snd_fack = th_ack; sack_changed = SACK_CHANGE; } @@ -816,7 +816,7 @@ tcp_sack_doack(struct tcpcb *tp, struct tcpopt *to, tcp_seq th_ack) cur->end = sblkp->start; cur->rxmit = SEQ_MIN(cur->rxmit, cur->end); if ((tp->t_flags & TF_LRD) && SEQ_GEQ(cur->rxmit, cur->end)) - cur->rxmit = tp->snd_recover; + cur->rxmit = SEQ_MAX(cur->rxmit, tp->snd_recover); } else { /* * ACKs some data in middle of a hole; need @@ -843,7 +843,7 @@ tcp_sack_doack(struct tcpcb *tp, struct tcpopt *to, tcp_seq th_ack) cur->rxmit = SEQ_MIN(cur->rxmit, cur->end); if ((tp->t_flags & TF_LRD) && SEQ_GEQ(cur->rxmit, cur->end)) - cur->rxmit = tp->snd_recover; + cur->rxmit = SEQ_MAX(cur->rxmit, tp->snd_recover); delivered_data += (sblkp->end - sblkp->start); } } |