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| author |   David S. Miller <davem@sunset.sfo1.dsl.speakeasy.net> | 2006-05-25 16:11:14 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2006-06-17 21:26:16 -0700 |
| commit | 15986e1aadbbf40a331cddd0470bb434d156431d (patch) | |
| tree | bcfa9d6d58fbf89184a951c4738d9d3ec8cae0d5 | |
| parent | [BRIDGE]: netlink interface for link management (diff) | |
| download | linux-dev-15986e1aadbbf40a331cddd0470bb434d156431d.tar.xz linux-dev-15986e1aadbbf40a331cddd0470bb434d156431d.zip | |
[TCP]: tcp_rcv_rtt_measure_ts() call in pure-ACK path is superfluous
We only want to take receive RTT mesaurements for data
bearing frames, here in the header prediction fast path
for a pure-sender, we know that we have a pure-ACK and
thus the checks in tcp_rcv_rtt_mesaure_ts() will not pass.
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv4/tcp_input.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index c6d62f0a9966..6d167889a4b0 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -3931,8 +3931,6 @@ int tcp_rcv_established(struct sock *sk, struct sk_buff *skb, tp->rcv_nxt == tp->rcv_wup) tcp_store_ts_recent(tp); - tcp_rcv_rtt_measure_ts(sk, skb); - /* We know that such packets are checksummed * on entry. */ |