From owner-freebsd-net@FreeBSD.ORG Fri Apr 27 23:37:42 2012 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 04221106564A; Fri, 27 Apr 2012 23:37:42 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-pb0-f54.google.com (mail-pb0-f54.google.com [209.85.160.54]) by mx1.freebsd.org (Postfix) with ESMTP id BFD5B8FC12; Fri, 27 Apr 2012 23:37:41 +0000 (UTC) Received: by pbbro2 with SMTP id ro2so132045pbb.13 for ; Fri, 27 Apr 2012 16:37:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=8YUfmw0+ULtX/BcjCELQdzzN+r2TFEBAWLQ/2Rdu7Cw=; b=aDMQK8R5wGw2bTrRasG/YkZlZBekk3sW8viBxkoZzsPTFp9IeCAFHpV9o+9ggrzBCE cBziL22pHsMEZI0ha0nIRTsmokxe1FscvFKYGW5bzos5gaNIstn05gQOZvinlgzNRmR7 yh1raM3J15Ywulm8tF0D9qpCI7fXsG+CAENzoeBMrsiGfpoB4WTjPh+mCEeQXiYNvXFh j5EB90TJU9Uj5peEoOqptB7YdX7QwRI2P/Ez0wg+d5UZ/+DkGKiehsPlfBnk/WX186z5 qEABZyw1gyct4XmGowg0E7EBR8Zw39U/kRChhCJeTbj7OT8bCO47i+7YI1gZ78xRlxzL G6Yw== MIME-Version: 1.0 Received: by 10.68.236.165 with SMTP id uv5mr7348072pbc.37.1335569861180; Fri, 27 Apr 2012 16:37:41 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.142.101.9 with HTTP; Fri, 27 Apr 2012 16:37:41 -0700 (PDT) In-Reply-To: <3A5015FE9E557D448AF7238AF0ACE20A129751@IRVEXCHMB11.corp.ad.broadcom.com> References: <20120427230400.GB17009@michelle.cdnetworks.com> <3A5015FE9E557D448AF7238AF0ACE20A129751@IRVEXCHMB11.corp.ad.broadcom.com> Date: Fri, 27 Apr 2012 16:37:41 -0700 X-Google-Sender-Auth: dfphqtQXxNhYiB7Z-q49vzcSeX0 Message-ID: From: Adrian Chadd To: David Christensen Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: "pyunyh@gmail.com" , "freebsd-net@freebsd.org" , Andrey Zonov , "davidch@freebsd.org" Subject: Re: bce: jumbo not working since r218423 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 27 Apr 2012 23:37:42 -0000 On 27 April 2012 16:08, David Christensen wrote: > The intent was to pass compliance tests such as those performed at UNH > by limiting the MTU to the size allowed by the IEEE 802.3 specification. > (No one likes explaining such failures to customers.) =A0As you indicate,= real > world applications benefit from loose compliance on RX so a single > tunable is all that's intended to enable/disable the behavior. May I suggest (if it isn't already) documenting this in the driver manpage? that way it's not forgotten by some future hacker and removed for being "useless" ? :-) Thanks! Adrian