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 X-Spam-Level: X-Spam-Status: No, score=-3.5 required=3.0 tests=DATE_IN_PAST_24_48, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B1DFDC43381 for ; Sat, 2 Mar 2019 07:06:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 867C72083D for ; Sat, 2 Mar 2019 07:06:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727792AbfCBHGz (ORCPT ); Sat, 2 Mar 2019 02:06:55 -0500 Received: from shards.monkeyblade.net ([23.128.96.9]:35516 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725300AbfCBHGz (ORCPT ); Sat, 2 Mar 2019 02:06:55 -0500 Received: from localhost (unknown [IPv6:2601:601:9f80:35cd::cf9]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 9FB77144FCAE8; Fri, 1 Mar 2019 23:06:54 -0800 (PST) Date: Thu, 28 Feb 2019 10:21:43 -0800 (PST) Message-Id: <20190228.102143.968303356613794513.davem@davemloft.net> To: f.suligoi@asem.it Cc: jeffrey.t.kirsher@intel.com, intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] net: e1000e: add MAC address kernel cmd line parameter From: David Miller In-Reply-To: <1551345635-10291-1-git-send-email-f.suligoi@asem.it> References: <1551345635-10291-1-git-send-email-f.suligoi@asem.it> X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Fri, 01 Mar 2019 23:06:54 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Flavio Suligoi Date: Thu, 28 Feb 2019 10:20:35 +0100 > Sometimes, in some embedded systems boards (i.e. ARM boards), > the NVM eeprom is not mounted, to save cost and space. > > In this case it is necessary to bypass the NVM management > and directly force the MAC address using a kernel command-line > parameter (macaddr). > > Signed-off-by: Flavio Suligoi Sorry, we don't do things this way. Otherwise every single driver would add a hack like this. Add either DT or appropriate initrd userland components to achieve this.