From db755cf143a576a04a6c7af66e9e15ae8fcd97da Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Fri, 15 Sep 2017 16:47:42 -0700 Subject: [PATCH] tcp: fix data delivery rate [ Upstream commit fc22579917eb7e13433448a342f1cb1592920940 ] Now skb->mstamp_skb is updated later, we also need to call tcp_rate_skb_sent() after the update is done. Fixes: 8c72c65b426b ("tcp: update skb->skb_mstamp more carefully") Signed-off-by: Eric Dumazet Acked-by: Soheil Hassas Yeganeh Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/ipv4/tcp_output.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index c99905666c33b..292857be98baa 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1002,8 +1002,6 @@ static int tcp_transmit_skb(struct sock *sk, struct sk_buff *skb, int clone_it, if (clone_it) { TCP_SKB_CB(skb)->tx.in_flight = TCP_SKB_CB(skb)->end_seq - tp->snd_una; - tcp_rate_skb_sent(sk, skb); - oskb = skb; if (unlikely(skb_cloned(skb))) skb = pskb_copy(skb, gfp_mask); @@ -1128,9 +1126,10 @@ static int tcp_transmit_skb(struct sock *sk, struct sk_buff *skb, int clone_it, tcp_enter_cwr(sk); err = net_xmit_eval(err); } - if (!err && oskb) + if (!err && oskb) { oskb->skb_mstamp = tp->tcp_mstamp; - + tcp_rate_skb_sent(sk, oskb); + } return err; } -- 2.51.0