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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

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This commit is contained in:
David S. Miller
2018-11-24 17:01:43 -08:00
parent aea0a897af d146194f31
commit b1bf78bfb2
197 changed files with 1788 additions and 743 deletions
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15
net/ipv4/tcp_input.c
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@@ -4269,7 +4269,7 @@ static void tcp_sack_new_ofo_skb(struct sock *sk, u32 seq, u32 end_seq)
* If the sack array is full, forget about the last one.
*/
if (this_sack >= TCP_NUM_SACKS) {
if (tp->compressed_ack)
if (tp->compressed_ack > TCP_FASTRETRANS_THRESH)
tcp_send_ack(sk);
this_sack--;
tp->rx_opt.num_sacks--;
@@ -4364,6 +4364,7 @@ static bool tcp_try_coalesce(struct sock *sk,
if (TCP_SKB_CB(from)->has_rxtstamp) {
TCP_SKB_CB(to)->has_rxtstamp = true;
to->tstamp = from->tstamp;
skb_hwtstamps(to)->hwtstamp = skb_hwtstamps(from)->hwtstamp;
}
return true;
@@ -5189,7 +5190,17 @@ send_now:
if (!tcp_is_sack(tp) ||
tp->compressed_ack >= sock_net(sk)->ipv4.sysctl_tcp_comp_sack_nr)
goto send_now;
tp->compressed_ack++;
if (tp->compressed_ack_rcv_nxt != tp->rcv_nxt) {
tp->compressed_ack_rcv_nxt = tp->rcv_nxt;
if (tp->compressed_ack > TCP_FASTRETRANS_THRESH)
NET_ADD_STATS(sock_net(sk), LINUX_MIB_TCPACKCOMPRESSED,
tp->compressed_ack - TCP_FASTRETRANS_THRESH);
tp->compressed_ack = 0;
}
if (++tp->compressed_ack <= TCP_FASTRETRANS_THRESH)
goto send_now;
if (hrtimer_is_queued(&tp->compressed_ack_timer))
return;