From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4E0B4C433F5 for ; Mon, 15 Nov 2021 15:22:52 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 73CC061B39 for ; Mon, 15 Nov 2021 15:22:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 73CC061B39 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.denx.de Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 39A868371F; Mon, 15 Nov 2021 16:22:49 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1636989770; bh=MibaNZtMNgrnmoSNndfCS3DCh9a6Mtiqz6xMCGb0AhM=; h=To:cc:From:Subject:In-reply-to:References:Date:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=xuHJFmM86xIXn8jWjQP0bnMUcMqyCNVfkHqzYybIvAmDb57pBkFmcdsmoctMD2Z/r rE3WY4CxX82TwNbI2CtJXDvdcPkVNtsDpjct8NWOhRN3vScQcF9JBQywiOggc36Zz1 Zw+KZuVaAvSJgc2jSmu6E9d987shVIg0nb75TKf64m21LFerk6KUQSiQaL4yxzzC0S WPHOI5Z8i1OBjt+lmrNNMixjKljbHq3tHwTioIL1HrsmfZOlJrKwbGN+WxscFIWHFu zOgf2Z+IkkbNBt4lRmUs7lQbFqO2RpJidcbccC9bZTLEwSKlxfOy+V0NJvIxURoyGF U28JPAGM3uhyA== Received: from janitor.denx.de (unknown [62.91.23.180]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: noc@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id CB5F583735 for ; Mon, 15 Nov 2021 16:22:46 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1636989766; bh=MibaNZtMNgrnmoSNndfCS3DCh9a6Mtiqz6xMCGb0AhM=; h=To:cc:From:Subject:In-reply-to:References:Date:From; b=WzDT+AwsXg6oXyn/hnBuaSmcf2B/0SHYSv+wvLcHI4EMzZ/M29LNnAJfRfqnT7jmU iUYfJBDIaHQAlDhtoz5/0lR+VcKX3pIi5b7weDUYCMiycZmg2SigQrcOYRP0z0I0HW 5mL7vIqmc3Y52XnmES11cEvLT0Lmpre5Xy8ITjMOooPzXFy58QitAe3XX/unFQm3lh naY8PjmC1svTbfWQVDJacn+U7fr6odcXTaYQFtJYGFLFdXKC71AhxfK1gEb1U5XgUk uXOuRS599lb1B0sOWW298O/n6zHxBHDEiA8Y+jbMOTuXY5s6WodX93fIb3LoT1oD9+ upSBN25dPYq7Q== Received: by janitor.denx.de (Postfix, from userid 108) id 43682A029A; Mon, 15 Nov 2021 16:22:46 +0100 (CET) Received: from gemini.denx.de (gemini.denx.de [10.4.0.2]) by janitor.denx.de (Postfix) with ESMTPS id C18D5A0048; Mon, 15 Nov 2021 16:22:39 +0100 (CET) Received: from gemini.denx.de (localhost [IPv6:::1]) by gemini.denx.de (Postfix) with ESMTP id 70BC01E0CB7; Mon, 15 Nov 2021 16:22:39 +0100 (CET) To: Tom Rini cc: Michal Simek , Michael Walle , Marek Vasut , u-boot@lists.denx.de, Grygorii Strashko , fried.dev@gmail.com, joe.hershberger@ni.com, sjg@chromium.org From: Wolfgang Denk Subject: Re: [PATCH RFC] cmd: fix net list command MIME-Version: 1.0 Content-type: text/plain; charset=UTF-8 Content-transfer-encoding: 8bit In-reply-to: <20211115150753.GL24579@bill-the-cat> References: <20211115121152.3470910-1-michael@walle.cc> <32aff992-c84b-7b71-b412-7594c2a7d20e@denx.de> <257391f0-9d69-62cc-2353-8f4fc0751d7d@denx.de> <1646331.1636986670@gemini.denx.de> <2a51974b-41cf-56e4-c9c9-e6b699f27f5c@xilinx.com> <20211115150753.GL24579@bill-the-cat> Comments: In-reply-to Tom Rini message dated "Mon, 15 Nov 2021 10:07:53 -0500." Date: Mon, 15 Nov 2021 16:22:39 +0100 Message-ID: <1649778.1636989759@gemini.denx.de> X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.35 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean Dear Tom, In message <20211115150753.GL24579@bill-the-cat> you wrote: > > It might also be the case that in U-Boot some systems that are using > NET_RANDOM_ETHADDR that really probably shouldn't? A quick grep shows > 253 platforms enabling it today, which feels high for the number of > boards in the "we'll never have a valid MAC, need a random one" > category. Thinking out loud, perhaps we need an option for "no possible > valid MAC on board" and a different option for "random MAC for fall-back > only" ? This is indeed obvious abuse of a feature which has been designed for a few specific use cases. It shpould be made clear that this is nothing to select without thinking. Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@denx.de If you fail to plan, plan to fail.