diff options
| -rw-r--r-- | net/ipv4/tcp_input.c | 50 |
1 files changed, 21 insertions, 29 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index cb441188870..6bc594a63c9 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -2801,42 +2801,34 @@ static int tcp_clean_rtx_queue(struct sock *sk, s32 *seq_rtt_p, tcp_mtup_probe_success(sk, skb); } - if (sacked) { - if (sacked & TCPCB_RETRANS) { - if (sacked & TCPCB_SACKED_RETRANS) - tp->retrans_out -= packets_acked; - flag |= FLAG_RETRANS_DATA_ACKED; - ca_seq_rtt = -1; - seq_rtt = -1; - if ((flag & FLAG_DATA_ACKED) || - (packets_acked > 1)) - flag |= FLAG_NONHEAD_RETRANS_ACKED; - } else { - ca_seq_rtt = now - scb->when; - last_ackt = skb->tstamp; - if (seq_rtt < 0) { - seq_rtt = ca_seq_rtt; - } - if (!(sacked & TCPCB_SACKED_ACKED)) - reord = min(cnt, reord); - } - - if (sacked & TCPCB_SACKED_ACKED) - tp->sacked_out -= packets_acked; - if (sacked & TCPCB_LOST) - tp->lost_out -= packets_acked; - - if ((sacked & TCPCB_URG) && tp->urg_mode && - !before(end_seq, tp->snd_up)) - tp->urg_mode = 0; + if (sacked & TCPCB_RETRANS) { + if (sacked & TCPCB_SACKED_RETRANS) + tp->retrans_out -= packets_acked; + flag |= FLAG_RETRANS_DATA_ACKED; + ca_seq_rtt = -1; + seq_rtt = -1; + if ((flag & FLAG_DATA_ACKED) || + (packets_acked > 1)) + flag |= FLAG_NONHEAD_RETRANS_ACKED; } else { ca_seq_rtt = now - scb->when; last_ackt = skb->tstamp; if (seq_rtt < 0) { seq_rtt = ca_seq_rtt; } - reord = min(cnt, reord); + if (!(sacked & TCPCB_SACKED_ACKED)) + reord = min(cnt, reord); } + + if (sacked & TCPCB_SACKED_ACKED) + tp->sacked_out -= packets_acked; + if (sacked & TCPCB_LOST) + tp->lost_out -= packets_acked; + + if ((sacked & TCPCB_URG) && tp->urg_mode && + !before(end_seq, tp->snd_up)) + tp->urg_mode = 0; + tp->packets_out -= packets_acked; cnt += packets_acked; |