From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ob0-x229.google.com (mail-ob0-x229.google.com [IPv6:2607:f8b0:4003:c01::229]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 319E821F54F for ; Thu, 11 Dec 2014 16:44:13 -0800 (PST) Received: by mail-ob0-f169.google.com with SMTP id vb8so5768606obc.0 for ; Thu, 11 Dec 2014 16:44:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=t3GTelX3PIDcgLl5VPtFo5t47oIZz5DKH0qdDfvuLhY=; b=TcmCgGWb6xjReUY+dZD8E7n3UURRynxwm5+0HK12uqRTASLE3WB0SrUTQWFEOG744O vCwHHFgpyEH3++ccGdGhWTUwrXzLYgdtARpozIL+Vf979YFNmJOD4pfZrUL/g8q05uu1 o2SmAMaDbuyavn07lUca7yjSQe9mCvzUROgchQ/7t7RlvrFshgToe9tQbwlY1p55P0QS vFptcvOv2Mc4W/vQxmvuChS4bDkiFzqtcw4/3pZvDPqHWvjpp78uM5JdxCzDP9aqpjxF CXeCIRvYm7aR1Z2uXBGzEjN7aOk3Jmqkq1JRpEkQy6ikH7x/zbQmnv2vIGN/Zc95UwSR F4fA== MIME-Version: 1.0 X-Received: by 10.182.245.130 with SMTP id xo2mr8528796obc.16.1418345053032; Thu, 11 Dec 2014 16:44:13 -0800 (PST) Received: by 10.202.227.77 with HTTP; Thu, 11 Dec 2014 16:44:12 -0800 (PST) In-Reply-To: References: Date: Thu, 11 Dec 2014 16:44:12 -0800 Message-ID: From: Dave Taht To: David Lang Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: "cerowrt-devel@lists.bufferbloat.net" Subject: Re: [Cerowrt-devel] eBPF filters for traffic classification? X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 12 Dec 2014 00:44:42 -0000 oh the bpf stuff and jit work is extremely interesting. There is a llvm compiler for it too, now. nftables is also interesting but hard to wrap my head around and expressing things in it seems only slightly less hard that just adopting bpf directly. On Thu, Dec 11, 2014 at 4:28 PM, David Lang wrote: > http://lwn.net/SubscriberLink/625224/2edd6566c16cf76d/ > > A new capability is being added to the 3.19 kernel that allows writing BP= F > programs that run in the kernel that can do things like classifying traff= ic. > Right now all this can do is to store information to be retrieved by > userspace, but I wonder if it would be useful to use something like this = for > traffic classification for queue selection, traffic throttling, etc? > > David Lang > _______________________________________________ > Cerowrt-devel mailing list > Cerowrt-devel@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/cerowrt-devel --=20 Dave T=C3=A4ht thttp://www.bufferbloat.net/projects/bloat/wiki/Upcoming_Talks