From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752911AbaARBVj (ORCPT ); Fri, 17 Jan 2014 20:21:39 -0500 Received: from terminus.zytor.com ([198.137.202.10]:37416 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752779AbaARBVe (ORCPT ); Fri, 17 Jan 2014 20:21:34 -0500 Message-ID: <52D9D6FC.7050100@zytor.com> Date: Fri, 17 Jan 2014 17:21:00 -0800 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Pavel Machek CC: Borislav Petkov , Henrique de Moraes Holschuh , X86 ML , LKML , Kim Naru , Aravind Gopalakrishnan , Sherry Hurwitz Subject: Re: [PATCH] x86, CPU, AMD: Add workaround for family 16h, erratum 793 References: <20140114114133.GA31473@khazad-dum.debian.net> <20140114115547.GA29887@pd.tnic> <52D55468.6000000@zytor.com> <20140114153534.GE29865@pd.tnic> <20140114162722.GF29865@pd.tnic> <20140117222806.GB13930@amd.pavel.ucw.cz> <20140117225013.GE14649@pd.tnic> <52D9B408.4020007@zytor.com> <20140118002926.GA22185@amd.pavel.ucw.cz> In-Reply-To: <20140118002926.GA22185@amd.pavel.ucw.cz> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/17/2014 04:29 PM, Pavel Machek wrote: > > Have you checked your dmesg recently? Normal people don't read > it... it is just too much of it. > >> Printing a warning is appropriate if we can't actually fix the problem >> in the OS. If we actually make the problem go away then we have just >> done our job and we can be done with it. > > I disagree. Older kernel versions still may have problem, etc. > > We normally do print warnings for problems we work around. We want > vendors to fix their hardware, too... > > ACPI BIOS Warning (bug): 32/64X FACS address mismatch in FADT - > 0xBDB5FF40/0x00000000BDB64F40, using 32 (20131115/tbfadt-522) > [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored > You say people don't read their dmesg... ... because there is too much ... ... so let's add more? What am I missing here? -hpa