From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next 0/3] tcp: tso defer improvements Date: Sun, 11 Nov 2018 13:55:23 -0800 (PST) Message-ID: <20181111.135523.458209641869169139.davem@davemloft.net> References: <20181111144131.156754-1-edumazet@google.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, soheil@google.com, eric.dumazet@gmail.com To: edumazet@google.com Return-path: Received: from shards.monkeyblade.net ([23.128.96.9]:40624 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726674AbeKLHpQ (ORCPT ); Mon, 12 Nov 2018 02:45:16 -0500 In-Reply-To: <20181111144131.156754-1-edumazet@google.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Date: Sun, 11 Nov 2018 06:41:28 -0800 > This series makes tcp_tso_should_defer() a bit smarter : > > 1) MSG_EOR gives a hint to TCP to not defer some skbs > > 2) Second patch takes into account that head tstamp > can be in the future. > > 3) Third patch uses existing high resolution state variables > to have a more precise heuristic. This stuff is fantastic, series applied.