diff options
| author | Eric Dumazet <edumazet@google.com> | 2017-04-25 20:15:38 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-26 21:44:38 +0300 |
| commit | d2329f102d846214e449941289c7009e16be01a0 (patch) | |
| tree | eeea1c39b9e5f0e003bd6715a2c97ea37a07a80c /net/ipv4 | |
| parent | 88d5c65098e5d15f2cea81f90bb6ecc167e1aa3b (diff) | |
| download | linux-d2329f102d846214e449941289c7009e16be01a0.tar.xz | |
tcp: do not pass timestamp to tcp_rack_advance()
No longer needed, since tp->tcp_mstamp holds the information.
This is needed to remove sack_state.ack_time in a following patch.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Acked-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/tcp_input.c | 6 | ||||
| -rw-r--r-- | net/ipv4/tcp_recovery.c | 5 |
2 files changed, 4 insertions, 7 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 2d84483de2e1..5485204853d3 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -1214,8 +1214,7 @@ static u8 tcp_sacktag_one(struct sock *sk, return sacked; if (!(sacked & TCPCB_SACKED_ACKED)) { - tcp_rack_advance(tp, sacked, end_seq, - xmit_time, &state->ack_time); + tcp_rack_advance(tp, sacked, end_seq, xmit_time); if (sacked & TCPCB_SACKED_RETRANS) { /* If the segment is not tagged as lost, @@ -3118,8 +3117,7 @@ static int tcp_clean_rtx_queue(struct sock *sk, int prior_fackets, tp->delivered += acked_pcount; if (!tcp_skb_spurious_retrans(tp, skb)) tcp_rack_advance(tp, sacked, scb->end_seq, - &skb->skb_mstamp, - &sack->ack_time); + &skb->skb_mstamp); } if (sacked & TCPCB_LOST) tp->lost_out -= acked_pcount; diff --git a/net/ipv4/tcp_recovery.c b/net/ipv4/tcp_recovery.c index 6ca8b5d9d803..cd72b3d3879e 100644 --- a/net/ipv4/tcp_recovery.c +++ b/net/ipv4/tcp_recovery.c @@ -127,8 +127,7 @@ void tcp_rack_mark_lost(struct sock *sk) * draft-cheng-tcpm-rack-00.txt */ void tcp_rack_advance(struct tcp_sock *tp, u8 sacked, u32 end_seq, - const struct skb_mstamp *xmit_time, - const struct skb_mstamp *ack_time) + const struct skb_mstamp *xmit_time) { u32 rtt_us; @@ -137,7 +136,7 @@ void tcp_rack_advance(struct tcp_sock *tp, u8 sacked, u32 end_seq, end_seq, tp->rack.end_seq)) return; - rtt_us = skb_mstamp_us_delta(ack_time, xmit_time); + rtt_us = skb_mstamp_us_delta(&tp->tcp_mstamp, xmit_time); if (sacked & TCPCB_RETRANS) { /* If the sacked packet was retransmitted, it's ambiguous * whether the retransmission or the original (or the prior |