From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-x22d.google.com (mail-wi0-x22d.google.com [IPv6:2a00:1450:400c:c05::22d]) (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 98F5121F1CE for ; Sat, 12 Apr 2014 12:04:46 -0700 (PDT) Received: by mail-wi0-f173.google.com with SMTP id z2so2439499wiv.12 for ; Sat, 12 Apr 2014 12:04:44 -0700 (PDT) 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=5XGECGXyj6Nr0lR2QQabJGWGlQKLCZsykdeIQ+g95hM=; b=m8YEl1kY60qQ8elNq0NLN0Lfn9B6/K06pdDJSMS7mkRqrlBUkwMYS+MBTQIK14xWlk 1GQFflbaug/gKxxdDCGJd77BfURcPKUNUgMFvtHcM/eiWxnrDvBIyqchlKtRyc/Jwcu1 T3Y5CnzaPOciFtrD0UzKVp782AYxGRygCkLHZZHvysSowrMye48KtJHuP6oFR+ken4Wf 7N9HsZ0BBHaHha+6xaTMYMB0e3PKXuK/I/uQRLbxS2f6yUHNY9yBW6sLcCP8A5x15NLo FFuSeB+Y6oE8vBQRnvzmIS8PBNi+qfZ/IPmsltOaRmQko9LO1Ig706YsP5bQJ34mLML4 13BA== MIME-Version: 1.0 X-Received: by 10.180.81.138 with SMTP id a10mr3257726wiy.53.1397329484372; Sat, 12 Apr 2014 12:04:44 -0700 (PDT) Received: by 10.216.177.10 with HTTP; Sat, 12 Apr 2014 12:04:44 -0700 (PDT) In-Reply-To: <53492745.90101@gmail.com> References: <53492745.90101@gmail.com> Date: Sat, 12 Apr 2014 12:04:44 -0700 Message-ID: From: Dave Taht To: Neil Shepperd Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: "cerowrt-devel@lists.bufferbloat.net" Subject: Re: [Cerowrt-devel] cerowrt-3.10.36-4 released 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: Sat, 12 Apr 2014 19:04:47 -0000 On Sat, Apr 12, 2014 at 4:45 AM, Neil Shepperd wrote: > Bad news, or perhaps "interesting news": I just managed to trigger the > bug while testing with sw00 configured to use sfq. I don't know anything > about the qdiscs code (maybe even sfq and fq_codel share code), but this > might not be a bug in fq_codel... I don't believe the bug to be in higher level qdiscs but buried deep in some non-atomic access to the queue length estimator deep in the ath9k driver. > Still on 3.10.34-4 right now. > > On 11/04/14 19:50, David Personette wrote: >> I just thought of it now, but at Dave's suggestion (because of having a >> DSL with only 4/.5), I was using nfq_codel instead of straight up >> fq_codel. Could the difference in the nfq_codel code path have protected >> me from the bug? Just thought that it might be a clue for Felix... >> hopefully not a red herring. Thanks all. >> >> -- >> David P. >> > _______________________________________________ > Cerowrt-devel mailing list > Cerowrt-devel@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/cerowrt-devel --=20 Dave T=E4ht NSFW: https://w2.eff.org/Censorship/Internet_censorship_bills/russell_0296_= indecent.article