From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0AD8FC0044D for ; Mon, 16 Mar 2020 21:46:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CD6EA205ED for ; Mon, 16 Mar 2020 21:46:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="j/7A9n9u" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732735AbgCPVqy (ORCPT ); Mon, 16 Mar 2020 17:46:54 -0400 Received: from mail-oi1-f195.google.com ([209.85.167.195]:38010 "EHLO mail-oi1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732652AbgCPVqy (ORCPT ); Mon, 16 Mar 2020 17:46:54 -0400 Received: by mail-oi1-f195.google.com with SMTP id k21so19550480oij.5 for ; Mon, 16 Mar 2020 14:46:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=8CmJdYSWZIQfBnyBWznqXYCsdYq1set93wjMdh18cA4=; b=j/7A9n9udAPuW0A7tdnVweJRoLL6C1o7VCxHekl+tc/1HgnFl56F8oh9VduUj/blwA OVElcmFAxrzvggJbLldz62aywA/xO7e9YeZqg+BIqo40zw+9VjVlNmmpH1j3rp79a26H 6OiyHpP8fRXx+/51nbdVqZjQ+K0gK0Fru5hmb/r31i2VbJtRz1VfHXxm0ZcXBdTLRjLm caGeK9eyeNN3MDVo0Esj93LGqyHlHpHKkM3IQyXFCz/Z0tGDb9HDSp41Do2vDyZmVbLK 3GLCp/R/BMQmPuPa8kS0fQKg1in9K6D68xtP0DOSDgQBcOaZwPjqnt192GSRccK0AVlx PFpw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=8CmJdYSWZIQfBnyBWznqXYCsdYq1set93wjMdh18cA4=; b=Y0hnIGZ01Ja3z+XxUT3jxkMHNjmYSiHQBJPL+uLsBIE1OR4VU5dPkpGfUIc5sfdjJG 1nE6KOqRCWoQi3yTJnFquN37lP2GZxQZ36LVged2cC7jybrGAfFEyFoKUMtcDGoRU261 P+u4L/BghouWduxid6QeVSfvXKfmef9UxBU9Bq73Rcua3nCx9TmBU1yBKDnL82ttp9NK G0PvWhCoKP4R+pvaQoPFJlSsv24KpaFb9xQGJijQOwoBDcCFaW4GsbG9qNvxvHSdmQY3 r+RdZmwWOaMfd4i1k44Zn3SqLshCwX7aF9aQgdwWX+mPBvv6hGChfoQkq3TzrY4w5LPJ Dkgw== X-Gm-Message-State: ANhLgQ1c6V3XwWojbUoFGdiEQqJZtfN+SgdtwvgNAEbYV3Qg4EKf66/L tCqb1RLO8KtQ/V6fNrztkQjV5FG/yN7nIRP7DGR1CQ== X-Google-Smtp-Source: ADFU+vvKEObI4d1IMgr7TgcMawiSGpw42oxTKWzBTdtRajAINP1KYreKYwIl2bzMVs8QJn5PvCWGWWqbC/WDdlX9Mkc= X-Received: by 2002:aca:100c:: with SMTP id 12mr1188687oiq.22.1584395213181; Mon, 16 Mar 2020 14:46:53 -0700 (PDT) MIME-Version: 1.0 References: <1584340511-9870-1-git-send-email-yangpc@wangsu.com> <1584340511-9870-5-git-send-email-yangpc@wangsu.com> In-Reply-To: <1584340511-9870-5-git-send-email-yangpc@wangsu.com> From: Neal Cardwell Date: Mon, 16 Mar 2020 17:46:35 -0400 Message-ID: Subject: Re: [PATCH RESEND net-next v2 4/5] tcp: fix stretch ACK bugs in Veno To: Pengcheng Yang Cc: Eric Dumazet , David Miller , Netdev , LKML Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 16, 2020 at 2:36 AM Pengcheng Yang wrote: > > Change Veno to properly handle stretch ACKs in additive > increase mode by passing in the count of ACKed packets > to tcp_cong_avoid_ai(). > > Signed-off-by: Pengcheng Yang > --- > net/ipv4/tcp_veno.c | 9 +++++---- > 1 file changed, 5 insertions(+), 4 deletions(-) Acked-by: Neal Cardwell thanks, neal