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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 8AD4BC43381 for ; Wed, 20 Mar 2019 15:17:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 56D8C2184D for ; Wed, 20 Mar 2019 15:17:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727358AbfCTPRT (ORCPT ); Wed, 20 Mar 2019 11:17:19 -0400 Received: from mga12.intel.com ([192.55.52.136]:28672 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726123AbfCTPRT (ORCPT ); Wed, 20 Mar 2019 11:17:19 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Mar 2019 08:17:19 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,249,1549958400"; d="scan'208";a="154098705" Received: from smile.fi.intel.com (HELO smile) ([10.237.72.86]) by fmsmga004.fm.intel.com with ESMTP; 20 Mar 2019 08:17:16 -0700 Received: from andy by smile with local (Exim 4.92) (envelope-from ) id 1h6cxv-0001Ip-Ns; Wed, 20 Mar 2019 17:17:15 +0200 Date: Wed, 20 Mar 2019 17:17:15 +0200 From: Andy Shevchenko To: Randy Dunlap Cc: "H. Peter Anvin" , x86@kernel.org, Thomas Gleixner , Ingo Molnar , Borislav Petkov , linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 7/7] x86/boot: Support nocfg parameter for earlyprintk Message-ID: <20190320151715.GG9224@smile.fi.intel.com> References: <20190319184325.72807-1-andriy.shevchenko@linux.intel.com> <20190319184325.72807-8-andriy.shevchenko@linux.intel.com> <8742b0a2-de4e-9865-cb3e-dfda0dec6a0a@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8742b0a2-de4e-9865-cb3e-dfda0dec6a0a@infradead.org> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 20, 2019 at 08:05:51AM -0700, Randy Dunlap wrote: > On 3/19/19 11:43 AM, Andy Shevchenko wrote: > > If by BIOS or by other means the serial port is configured > > user might want to skip reconfiguration in the boot code. > > > > Add support of 'nocfg' parameter to earlyprintk. > Please add "nocfg" to Documentation/admin-guide/kernel-parameters.txt. I think it's not a time right now to do so. This only does it for boot stage. -- With Best Regards, Andy Shevchenko