From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: [PATCH net-next 0/2] tcp: reduce quickack pressure for ECN Date: Mon, 21 May 2018 15:08:55 -0700 Message-ID: <20180521220857.229273-1-edumazet@google.com> Cc: netdev , Van Jacobson , Neal Cardwell , Yuchung Cheng , Soheil Hassas Yeganeh , Eric Dumazet , Eric Dumazet To: "David S . Miller" Return-path: Received: from mail-pf0-f174.google.com ([209.85.192.174]:45051 "EHLO mail-pf0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753528AbeEUWJE (ORCPT ); Mon, 21 May 2018 18:09:04 -0400 Received: by mail-pf0-f174.google.com with SMTP id q22-v6so7723375pff.11 for ; Mon, 21 May 2018 15:09:04 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: Small patch series changing TCP behavior vs quickack and ECN First patch is a refactoring, adding parameter to tcp_incr_quickack() and tcp_enter_quickack_mode() helpers. Second patch implements the change, lowering number of ACK packets sent after an ECN event. Eric Dumazet (2): tcp: add max_quickacks param to tcp_incr_quickack and tcp_enter_quickack_mode tcp: do not aggressively quick ack after ECN events net/ipv4/tcp_input.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) -- 2.17.0.441.gb46fe60e1d-goog