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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 394A3C282CE for ; Wed, 5 Jun 2019 01:31:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 187D9206DF for ; Wed, 5 Jun 2019 01:31:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726590AbfFEBbW (ORCPT ); Tue, 4 Jun 2019 21:31:22 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:55438 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726179AbfFEBbV (ORCPT ); Tue, 4 Jun 2019 21:31:21 -0400 Received: from localhost (unknown [IPv6:2601:601:9f80:35cd::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id D907114FB1D9F; Tue, 4 Jun 2019 18:31:18 -0700 (PDT) Date: Tue, 04 Jun 2019 18:31:16 -0700 (PDT) Message-Id: <20190604.183116.1573562404756340727.davem@davemloft.net> To: eric.dumazet@gmail.com Cc: edumazet@google.com, netdev@vger.kernel.org Subject: Re: [PATCH net] ipv6: tcp: enable flowlabel reflection in some RST packets From: David Miller In-Reply-To: <5ce53efb-1a9c-86a8-2b78-e79d670db9bd@gmail.com> References: <20190604192942.118949-1-edumazet@google.com> <5ce53efb-1a9c-86a8-2b78-e79d670db9bd@gmail.com> X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Tue, 04 Jun 2019 18:31:19 -0700 (PDT) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Eric Dumazet Date: Tue, 4 Jun 2019 18:16:00 -0700 > On 6/4/19 12:29 PM, Eric Dumazet wrote: >> This extends commit 22b6722bfa59 ("ipv6: Add sysctl for per >> namespace flow label reflection"), for some TCP RST packets. >> >> When RST packets are sent because no socket could be found, >> it makes sense to use flowlabel_reflect sysctl to decide >> if a reflection of the flowlabel is requested. >> >> Signed-off-by: Eric Dumazet > > Please wait for a V2, I will use another bit from the sysctl to limit the > risk of regressions. Ok.