From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-x234.google.com (mail-wr0-x234.google.com [IPv6:2a00:1450:400c:c0c::234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 0C9513BA8E for ; Mon, 2 Jul 2018 10:01:21 -0400 (EDT) Received: by mail-wr0-x234.google.com with SMTP id u7-v6so15672555wrn.12 for ; Mon, 02 Jul 2018 07:01:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heistp.net; s=google; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=dgK8ZtIs9+bU9yQWJibU2cOjnEm3sqinhjZ6opHXyjw=; b=KMGtDZfejLqs0n3iFSaT7Un6C0GNypTtXh+lEQ6/cmlO99+KBR5bZbtezgtG9ajCO/ Iikg2VgRnku3S4mQ1ewDKGzUD456/2ok/vYHRnLJ0aACLGRBD0XIOJK2LliOuszzTxvF kO3F2AJbVn12KADmvg7qFDw2E8pHuy6s0Lzshi0S24XkpZPDKG1Ixh+mk99zrwyEMOzo 4c7VXHxjjNAqiouErcMwEB0aZlJUumXVoMz5oyqzRDw6QrRomF9KMWWgNqxgVM3Sk38m q22XsWHVbZqmS2svtsORGhn+l1Uz1In4Nkh9UkUv3gKQwSxqZ2uPp2/WKTPX+lEdwjg0 7D5w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=dgK8ZtIs9+bU9yQWJibU2cOjnEm3sqinhjZ6opHXyjw=; b=WRrHfXEeJTYK/uPc5u9jKRI+P+e+dFDCh0b/EcN0sb11/yoK76tUFMbUSETNh7vSh2 wuPiRRBZ7DyObm4wa3kLlfHFJmYFCZTN5xHVv04fHbdJ6VwUlWVDQ7iPD56KJF3rmZoJ c9KpUvgJ3cVHIe4toLIUcF+/0m3hKXOoMYH1QPsglhkKK5clWBGLj8RZNKoen4YhvuAT K0YbdNd99/QL6lwK/06prA53RtXH7ir6YOasLa8Sbg7fWC9G0Uw1taZ3YNbl2uAOAzLS eZblHxWCtA+Xwi9CqDxsGOH289DEIcSp0qDi+tVFwIzBchhEZJbFKPWXhGYTNfUHz/W5 cgjw== X-Gm-Message-State: APt69E2Lhg01RRudr7XBqF11tJBGJh6ZHQ5J7THnRstdJo6jlT/KHORQ CLfIKYLKIrYqo7N5Q2aNw18nvQ== X-Google-Smtp-Source: AAOMgpc1TV2LiHTIo55n5S4+Zy0CW1bNOQe0vrETIcgYQ8P8yONeCOl1p4ruRFn3b2pCHu6T2s9D4A== X-Received: by 2002:adf:b502:: with SMTP id a2-v6mr20525536wrd.273.1530540080164; Mon, 02 Jul 2018 07:01:20 -0700 (PDT) Received: from tron.luk.heistp.net (h-1169.lbcfree.net. [185.193.85.130]) by smtp.gmail.com with ESMTPSA id v9-v6sm15695252wrn.97.2018.07.02.07.01.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 02 Jul 2018 07:01:19 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 11.4 \(3445.8.2\)) From: Pete Heist In-Reply-To: <7A9642ED-F977-4CA6-9622-0F29F720649D@darbyshire-bryant.me.uk> Date: Mon, 2 Jul 2018 16:01:18 +0200 Cc: Cake List Content-Transfer-Encoding: quoted-printable Message-Id: <0119BFD4-0EC0-427E-9706-222DFE4CC89F@heistp.net> References: <6DF9A5E0-EFD5-4519-9889-BC0A7B9BD48E@darbyshire-bryant.me.uk> <1A8BA286-6B31-4581-86C9-6855AC28C245@heistp.net> <673EAD3F-AB09-4B90-88BB-5DCE0BD65534@heistp.net> <6FE8D434-01BE-41A1-BD6B-EFFD67AC8784@heistp.net> <94C9790F-E9BC-4D59-9845-17C305E4B910@darbyshire-bryant.me.uk> <17AF79A0-0213-44E3-95B9-62795A644A47@heistp.net> <7A9642ED-F977-4CA6-9622-0F29F720649D@darbyshire-bryant.me.uk> To: Kevin Darbyshire-Bryant X-Mailer: Apple Mail (2.3445.8.2) Subject: Re: [Cake] Cake on openwrt - falling behind X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 02 Jul 2018 14:01:21 -0000 > On Jul 2, 2018, at 1:59 PM, Kevin Darbyshire-Bryant = wrote: >=20 >> On 2 Jul 2018, at 12:38, Pete Heist wrote: >>=20 >> I should have written that the rtattr at TCP_STATS2 has a zero len = and type in it, not that it=E2=80=99s null. >>=20 >> But, um, I find it curious that tb[TCA_PAD] has valid looking values = in it, and if I just go: >>=20 >> tb[TCA_STATS2] =3D tb[TCA_PAD] >>=20 >> right after parse_rtattr is called, I start getting tin stats printed = that look valid. There should be zeroes or invalid values at = tb[TCA_PAD], as that=E2=80=99s just supposed to be padding, right? >=20 > Thank you Pete for your persistence in this. I=E2=80=99m afraid = I=E2=80=99ve just be zapped by a migraine so will be out of it for a day = or two. Ouch, then by all means get away from the computer! I used to get them = until I found out for me they=E2=80=99re triggered by some foods with = processed sugars- some ice creams would be a sure path to one so I have = to avoid it entirely, dangit. > My understanding is the padding is only used align 64 bit values, if = required=E2=80=A6 and we=E2=80=99re back to = CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS Ok, every clue can help, I=E2=80=99ll keep trying on this...=