From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lorenzo Colitti Subject: [PATCH net] Documentation: ip-sysctl.txt: Document tcp_fwmark_accept Date: Mon, 29 Oct 2018 09:30:29 +0900 Message-ID: <20181029003029.60969-1-lorenzo@google.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Cc: davem@davemloft.net, zenczykowski@gmail.com, Lorenzo Colitti To: netdev@vger.kernel.org Return-path: Received: from mail-pg1-f193.google.com ([209.85.215.193]:46845 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726029AbeJ2JQx (ORCPT ); Mon, 29 Oct 2018 05:16:53 -0400 Received: by mail-pg1-f193.google.com with SMTP id m9-v6so305093pgl.13 for ; Sun, 28 Oct 2018 17:30:38 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: This patch documents the tcp_fwmark_accept sysctl that was added in 3.15. Signed-off-by: Lorenzo Colitti --- Documentation/networking/ip-sysctl.txt | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 163b5ff107..32b21571ad 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -316,6 +316,17 @@ tcp_frto - INTEGER By default it's enabled with a non-zero value. 0 disables F-RTO. +tcp_fwmark_accept - BOOLEAN + If set, incoming connections to listening sockets that do not have a + socket mark will set the mark of the accepting socket to the fwmark of + the incoming SYN packet. This will cause all packets on that connection + (starting from the first SYNACK) to be sent with that fwmark. The + listening socket's mark is unchanged. Listening sockets that already + have a fwmark set via setsockopt(SOL_SOCKET, SO_MARK, ...) are + unaffected. + + Default: 0 + tcp_invalid_ratelimit - INTEGER Limit the maximal rate for sending duplicate acknowledgments in response to incoming TCP packets that are for an existing -- 2.19.1.568.g152ad8e336-goog