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tcp: fix data delivery rate 

Now skb->mstamp_skb is updated later, we also need to call
tcp_rate_skb_sent() after the update is done.

Fixes: 8c72c65b42 ("tcp: update skb->skb_mstamp more carefully")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2017-09-15 16:47:42 -07:00 committed by David S. Miller
parent e67b8a685c
commit fc22579917
1 changed files with 3 additions and 4 deletions
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7
net/ipv4/tcp_output.c
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@ -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;
}