From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net 0/3] tcp_bbr: PROBE_RTT minor bug fixes Date: Wed, 22 Aug 2018 21:45:49 -0700 (PDT) Message-ID: <20180822.214549.1240205752288564752.davem@davemloft.net> References: <20180822214316.174161-1-yyd@google.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org To: yyd@google.com Return-path: Received: from shards.monkeyblade.net ([23.128.96.9]:41676 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728504AbeHWINh (ORCPT ); Thu, 23 Aug 2018 04:13:37 -0400 In-Reply-To: <20180822214316.174161-1-yyd@google.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Kevin Yang Date: Wed, 22 Aug 2018 17:43:13 -0400 > From: "Kevin(Yudong) Yang" > > This series includes two minor bug fixes for the TCP BBR PROBE_RTT > mechanism, and one preparatory patch: > > (1) A preparatory patch to reorganize the PROBE_RTT logic by refactoring > (into its own function) the code to exit PROBE_RTT, since the next > patch will be using that code in a new context. > > (2) Fix: When BBR restarts from idle and if BBR is in PROBE_RTT mode, > BBR should check if it's time to exit PROBE_RTT. If yes, then BBR > should exit PROBE_RTT mode and restore the cwnd to its full value. > > (3) Fix: Apply the PROBE_RTT cwnd cap even if the count of fully-ACKed > packets is 0. Series applied, thank you.