From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ey0-f171.google.com (mail-ey0-f171.google.com [209.85.215.171]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 80C6D202213 for ; Mon, 7 May 2012 22:10:23 -0700 (PDT) Received: by eaal11 with SMTP id l11so2257463eaa.16 for ; Mon, 07 May 2012 22:10:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; bh=g3PKZ+4zF/QbydwIhrq40LUVZdtClWOCHaLNj3L6Rc4=; b=lC/BQ11hshsZkE8U+C2PpyZYggCjEu/6xJDnSHf2ZuaWCg5b44KyUStFVDd57FmHkK j/JvOL15aLtYboIQwvtPeojI2rokIgOrK6VC023FE9fkz8u847QCs7i93zQJ6ELlwRLJ oUe7Zb8cbkkXTlmEVskLpMMUF2MUXnZy6LD+t4+Ol5Q4slQFBWxFnluAXvN6klALtkoV 8ySU2e9u8hoIH9tHT+/cavDzUd487Ga2KM3LEOQVtIVXvth6RgazC96r6/IN2v0lVMsX 4WMIHmI1qgclfWOjIJAsNRcGiGqM8XhYoSgGCtoq53nx2wu6FaAf8lYj2cQI0LTIvvkW 6hkQ== Received: by 10.14.40.84 with SMTP id e60mr1695579eeb.75.1336453821257; Mon, 07 May 2012 22:10:21 -0700 (PDT) Received: from [192.168.163.193] ([74.125.121.33]) by mx.google.com with ESMTPS id s54sm67883179eeb.4.2012.05.07.22.10.18 (version=SSLv3 cipher=OTHER); Mon, 07 May 2012 22:10:19 -0700 (PDT) From: Eric Dumazet To: Jim Gettys In-Reply-To: References: <1336246349-20228-1-git-send-email-dave.taht@bufferbloat.net> <4FA7FBC7.2040501@hp.com> <1336410626.3752.2329.camel@edumazet-glaptop> <4FA805F9.20004@hp.com> <1336412079.3752.2333.camel@edumazet-glaptop> <4FA81549.5060609@freedesktop.org> <4FA8197C.4090909@freedesktop.org> <1336418211.3752.2353.camel@edumazet-glaptop> <4FA82422.9040500@freedesktop.org> <1336421020.3752.2359.camel@edumazet-glaptop> <4FA873A0.40803@freedesktop.org> <4FA87ABC.4080907@freedesktop.org> <4FA881F6.9080808@hp.com> <4FA88FA9.7030804@freedesktop.org> <4FA893E7.2010603@hp.com> Content-Type: text/plain; charset="UTF-8" Date: Tue, 08 May 2012 07:10:17 +0200 Message-ID: <1336453817.3752.2408.camel@edumazet-glaptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 7bit Cc: Eric Dumazet , "codel@lists.bufferbloat.net" , Dave Taht Subject: Re: [Codel] [PATCH 1/2] codel: Controlled Delay AQM X-BeenThere: codel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: CoDel AQM discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 08 May 2012 05:10:23 -0000 On Tue, 2012-05-08 at 00:14 -0400, Jim Gettys wrote: > Too late tonight to try to resurrect what I remember from Steve. > Barring unforeseen events, he should be able to join the list then and > better coming from him anyway. > I never heard of Steve, yet we did a lot of ECN related work on linux kernel to fix various issues (or allowing a safe ECN activation) these past years. commit bd14b1b2e29bd6812597f896dde06eaf7c6d2f24 tcp: be more strict before accepting ECN negociation commit e4ae004b84b315dd4b762e474f97403eac70f76a netem: add ECN capability commit ddecf0f4db44ef94847a62d6ecf74456b4dcc66f net_sched: sfq: add optional RED on top of SFQ commit b5c5693bb723a019deac3cd1345f3e7233c8a67e tcp: report ECN_SEEN in tcp_info commit 7a269ffad72f3604b8982fa09c387670e0d2ee14 tcp: ECN blackhole should not force quickack mode commit 5173cc057787560c127c6e9737f308c833dc4ff3 ipv4: more compliant RFC 3168 support commit ca06707022d6ba4744198a8ebbe4994786b0c613 ipv6: restore correct ECN handling on TCP xmit commit 4a2b9c3756077c05dd8666e458a751d2248b61b6 net_sched: fix ip_tos2prio commit 6623e3b24a5ebb07e81648c478d286a1329ab891 ipv4: IP defragmentation must be ECN aware commit 172d69e63c7f1e8300d0e1c1bbd8eb0f630faa15 syncookies: add support for ECN Yes, some middlebox might be broken. But far more users will be stuck in July when FBI stop DNSChanger servers for good. Far more users will have problems at IPv6 launch in June And so on. Of course we could try to focus on AQM problems for the time being ;)