From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751877AbXCYQnn (ORCPT ); Sun, 25 Mar 2007 12:43:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751895AbXCYQnn (ORCPT ); Sun, 25 Mar 2007 12:43:43 -0400 Received: from ug-out-1314.google.com ([66.249.92.170]:36536 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751877AbXCYQnm (ORCPT ); Sun, 25 Mar 2007 12:43:42 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=beta; h=received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; b=JpsYwDEI1NL8WzohMUKJ1utAVFZ/Jx4E/PRhnwDBiSJBQjvany2ElStscBRUiG9PU0vEPS0gqd/VpEILCnoHw7I83V+5QoKzs0tr+DFW/VIfERlziVAk/XC2cD/xFtCpk/6Cwx/tmyUhWLXQe43RHaU5j35qjaTMQZsuzBO/OFY= Message-ID: <4606A6B0.4010601@googlemail.com> Date: Sun, 25 Mar 2007 18:43:28 +0200 From: Gabriel C User-Agent: Thunderbird 2.0b2 (X11/20070207) MIME-Version: 1.0 To: "Kevin P. Fleming" CC: linux-kernel@vger.kernel.org, Alan Cox , Jan Beulich , Andrew Morton Subject: Re: drivers/pci/probe.c patch in 2.6.20.4 causes 'cannot adjust BAR0 (not I/O)' on NVidia MCP51 References: <460693EB.9080203@kpfleming.us> In-Reply-To: <460693EB.9080203@kpfleming.us> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Kevin P. Fleming wrote: > I just upgraded from 2.6.20.2 to 2.6.20.4 on my Compaq V6000 laptop, > which has an NVidia core chipset. It has the MCP51 and uses it for PATA > and SATA. > > Booting the 2.6.20.4 kernel causes two messages (and a kernel lockup) > like this: > > 0000:00:0d.0: cannot adjust BAR0 (not I/O) > 0000:00:0d.0: cannot adjust BAR1 (not I/O) > BTW I see this too on my laptop ( older PackardBell EasyNote K ) if I use P-ATA but I can boot for some reason. snip ... [ 18.754623] Enabling SiS 96x SMBus. [ 18.754812] 0000:00:02.5: cannot adjust BAR0 (not I/O) [ 18.754816] 0000:00:02.5: cannot adjust BAR1 (not I/O) [ 18.754819] 0000:00:02.5: cannot adjust BAR2 (not I/O) [ 18.754822] 0000:00:02.5: cannot adjust BAR3 (not I/O) ... > Booting without ACPI, without APIC, without LAPIC makes no usable > difference (although sometimes I will also receive a message about BAR2). > > This patch: > > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=ed8ccee0918ad063a4741c0656fda783e02df627;hp=9e5755bce00bb563739aeb0f09932a1907521167 > > is the cause... backing it out results in a working 2.6.20.4 kernel on > my laptop. > > I'll be happy to provide any assistance I can debugging this problem. > Thanks. > Reagrds, Gabriel