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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 1B431C433F4 for ; Mon, 27 Aug 2018 20:06:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BD7DD208B8 for ; Mon, 27 Aug 2018 20:06:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BD7DD208B8 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=buttersideup.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727502AbeH0Xy1 (ORCPT ); Mon, 27 Aug 2018 19:54:27 -0400 Received: from relay0.allsecuredomains.com ([78.129.187.18]:40444 "EHLO relay0.allsecuredomains.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727005AbeH0Xy1 (ORCPT ); Mon, 27 Aug 2018 19:54:27 -0400 X-Greylist: delayed 2134 seconds by postgrey-1.27 at vger.kernel.org; Mon, 27 Aug 2018 19:54:26 EDT Received: from [81.174.144.187] (helo=zebedee.buttersideup.com) by relay0.allsecuredomains.com with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1fuNDu-0001MV-Jt; Mon, 27 Aug 2018 19:30:50 +0000 Received: from [IPv6:2001:470:1b4a:0:405:5dff:fe10:5138] (unknown [IPv6:2001:470:1b4a:0:405:5dff:fe10:5138]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by zebedee.buttersideup.com (Postfix) with ESMTPSA id D9D69A0D03; Mon, 27 Aug 2018 19:30:23 +0000 (UTC) Subject: Re: [PATCH] EDAC: Remove the i82443bxgx_edac driver To: Borislav Petkov , Takashi Iwai Cc: Mauro Carvalho Chehab , linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org References: <20180810141520.8993-1-tiwai@suse.de> <20180815155752.GC28669@nazgul.tnic> <20180815161205.GD28669@nazgul.tnic> <20180827164535.GB22318@nazgul.tnic> From: Tim Small Openpgp: preference=signencrypt Autocrypt: addr=tim@buttersideup.com; 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Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20180827164535.GB22318@nazgul.tnic> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 27/08/18 17:45, Borislav Petkov wrote: > Actually, looking at this driver more - it has been depending on > BROKEN since 2007! Hi, I'd forgotten that it was in BROKEN state. The issue was that the driver was fully functioning, but it clashed with the graphics aperture driver - both use different registers within the same PCI device - it was marked broken on the basis that the with the kernel PCI device allocation code as it stood at the time, if the i82443bxgx_edac driver was loaded first, the graphics aperture configuration driver could not also be loaded, and this could break existing setups. As far as I remember, it was left was that Greg KH had said that he was working on a change to the PCI device allocation code which would allow both to coexist. I don't know if that happened. The last CPU which used these chipsets (130nm Pentium III) were released in 2001. I don't know when they were produced up until. On that basis, I don't see a problem with removing it, but if there's a preference for me to fix it, (and if I still have some old hardware somewhere that I can test it on), I'll be happy to do that instead. Tim.