From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-iy0-f171.google.com (mail-iy0-f171.google.com [209.85.210.171]) (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 6326A201A83 for ; Fri, 6 May 2011 11:09:22 -0700 (PDT) Received: by iyi20 with SMTP id 20so4488723iyi.16 for ; Fri, 06 May 2011 11:14:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=tl2l/YyD7xosC9aZkOyyQvafGGI6sLh326WtIkhCegI=; b=eqV+aaYV644Q5VXJSQjK/9sGqWkN2Q+1hb/ouPq9MSacygxuqtw1HfvYRBL9/nY9dH 4TvCS2BH+KDwHhxh+A9r1ROdfwNBm+I4JAKSzGsoB5OogQr48jIet7igPy0hOipC0DJg E3quXR4O0Ue+3YGOQmxZEBhZ6fC09v50ooBmw= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=Heb09HsMgBGQ3pOeramh+z6TfjhaO/ftkc/AoiOUOAiyCxq3jmS1vq9Q+ajU0Rc3uZ 5KXs4qFKbsfej/Lae2dtwV2aCsPYF6YvhlNnwjkKn/akgAimNaa3Fx1LTkqe9Sepd3lf dxuVAaYKuRpTt6tBnqElwrAUKIyn8x5/2S/+I= MIME-Version: 1.0 Received: by 10.231.205.88 with SMTP id fp24mr2601653ibb.21.1304705663905; Fri, 06 May 2011 11:14:23 -0700 (PDT) Received: by 10.231.33.204 with HTTP; Fri, 6 May 2011 11:14:23 -0700 (PDT) In-Reply-To: <1304695674.3066.57.camel@edumazet-laptop> References: <4DA67BBE.9050606@taht.net> <1303145028.24248.1442482225@webmail.messagingengine.com> <1304695674.3066.57.camel@edumazet-laptop> Date: Fri, 6 May 2011 12:14:23 -0600 Message-ID: From: Dave Taht To: Eric Dumazet Content-Type: multipart/alternative; boundary=0016364ed106a2308f04a29f75fe Cc: Bufferbloat Mainlinglist Subject: Re: [Bloat] No ECN marking in IPv6 linux X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 06 May 2011 18:09:22 -0000 --0016364ed106a2308f04a29f75fe Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable I am curious as to what the correct behavior here should be for encapsulate= d (6in4, 6to4, teredo) packets, and if this functionality was also borked. I was under the impression that for encapsulated packets the tos field was copied from the encapsulated packet to the ipv4 header. I will make a note of this in the uberwrt/cerowrt/bismark efforts going on and backport the upcoming patch to openwrt. On Fri, May 6, 2011 at 9:27 AM, Eric Dumazet wrote= : > FYI > > IPV6 ECN support is buggy on current linux kernels > > Fix is on the way, problem spotted by Steinar H. Gunderson > > https://bugzilla.kernel.org/show_bug.cgi?id=3D34322 > > > > _______________________________________________ > Bloat mailing list > Bloat@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/bloat > --=20 Dave T=E4ht SKYPE: davetaht US Tel: 1-239-829-5608 http://the-edge.blogspot.com --0016364ed106a2308f04a29f75fe Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable I am curious as to what the correct behavior here should be for encapsulate= d (6in4, 6to4, teredo) packets, and if this functionality was also borked. = I was under the impression that for encapsulated packets the tos field was = copied from the encapsulated packet to the ipv4 header.

I will make a note of this in the uberwrt/cerowrt/bismark efforts going= on and backport the upcoming patch to openwrt.

On Fri, May 6, 2011 at 9:27 AM, Eric Dumazet <<= a href=3D"mailto:eric.dumazet@gmail.com">eric.dumazet@gmail.com> wrote:
FYI

IPV6 ECN support is buggy on current linux kernels

Fix is on the way, problem spotted by Steinar H. Gunderson

https://bugzilla.kernel.org/show_bug.cgi?id=3D34322



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Dave T=E4ht
SKYPE: d= avetaht
US Tel: 1-239-829-5608
http://the-edge.blogspot.com
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