From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753261AbYDMSqv (ORCPT ); Sun, 13 Apr 2008 14:46:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751653AbYDMSqm (ORCPT ); Sun, 13 Apr 2008 14:46:42 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:36663 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751792AbYDMSql (ORCPT ); Sun, 13 Apr 2008 14:46:41 -0400 From: "Rafael J. Wysocki" To: "Yinghai Lu" Subject: Re: x86 git tree broken (bisected) Date: Sun, 13 Apr 2008 20:47:09 +0200 User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Cc: "Ingo Molnar" , "Andrew Morton" , LKML , "Pavel Machek" , "Thomas Gleixner" , "H. Anvin" , "Arjan van de Ven" References: <200804102159.14563.rjw@sisk.pl> <200804131812.55684.rjw@sisk.pl> <86802c440804131107s7c132bc6j10ba713e50589353@mail.gmail.com> In-Reply-To: <86802c440804131107s7c132bc6j10ba713e50589353@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200804132047.10221.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sunday, 13 of April 2008, Yinghai Lu wrote: > On Sun, Apr 13, 2008 at 9:12 AM, Rafael J. Wysocki wrote: > > > > On Sunday, 13 of April 2008, Yinghai Lu wrote: > > > On Fri, Apr 11, 2008 at 1:51 PM, Rafael J. Wysocki wrote: > > > > > > > > On Friday, 11 of April 2008, Yinghai Lu wrote: > > > > > On Fri, Apr 11, 2008 at 12:26 PM, Rafael J. Wysocki wrote: > > > > > > On Friday, 11 of April 2008, Rafael J. Wysocki wrote: > > > > > > > On Thursday, 10 of April 2008, Ingo Molnar wrote: > > > > > > > > > > > > > > > > * Ingo Molnar wrote: > > > > > > > > > > > > > > > > > > > > First, the X server doesn't want to start (it says it couldn't > > > > > > > > > > > > mmap the framebuffer). > > > > > > > > > > > > > > > > > > > > > > could you send your .config? > > > > > > > > > > > > > > > > > > > > Attached. > > > > > > > > > > > > > > > > > > could you disable this option: > > > > > > > > > > > > > > > > > > CONFIG_NONPROMISC_DEVMEM=y > > > > > > > > > > > > > > > > > > does it help with the X problem? > > > > > > > > > > > > > > That didn't help. > > > > > > > > > > > > > > > btw., Xorg works fine here on a comparable AMD system - but i use a > > > > > > > > rather new distro (Fedora 8) which has Xorg 7.2. > > > > > > > > > > > > > > My system is an OpenSUSE 10.3 and it has Xorg 7.2 as well. > > > > > > > > > > > > > > I think the problem is somehow related to the Radeon. > > > > > > > > > > > > The bisection turned up commit ea1441bdf53692c3dc1fd2658addcf1205629661 > > > > > > "x86: use bus conf in NB conf fun1 to get bus range on, on 64-bit" as the one > > > > > > causing problems. > > > > > > > > > > > > Unfortunately, I can't revert cleanly it, because there are two more commits > > > > > > depending on it in a highly nontrivial fashion, so I have reverted all three > > > > > > commits > > > > > > > > > > > > a365998cd2cecfb827469dbd57c29602c106cb83 > > > > > > 44f7f90fbe7a3a99aab082f765346514b7b5c705 > > > > > > ea1441bdf53692c3dc1fd2658addcf1205629661 > > > > > > > > > > > > and X starts again. Also, suspend to RAM works from under X. > > > > > > > > > > please keep the three patches and applied the two attached debug patches. > > > > > > > > > > i wonder if there is some io allocation overlapping with your system. > > > > > > > > Attached is a boot dmesg output from the current x86 git tree with your two > > > > patches applied. > > > > > > > can you try to apply the patch i sent to you about agp bridge order > > > reading for buggy silicon? > > > > > > Please boot kernel with "debug"... > > > > > > I want to verify if you can get > > > > > > " > > > Aperture conflicts with PCI mapping. > > > " > > > > > > in your boot log... > > > > It's not present in there: > > > > rafael@albercik:~> grep Aperture failing-with-patch-dmesg.log > > Aperture too small (32 MB) > > Aperture from AGP @ de000000 size 4096 MB (APSIZE 0) > > Aperture too small (0 MB) > > agpgart: Aperture pointing to RAM > > agpgart: Aperture from AGP @ de000000 size 4096 MB > > agpgart: Aperture too small (0 MB) > > > > did you apply the patch like the attached that i sent you in another mail? This dmesg is from a kernel without the patch. The dmesg with the patch applied was sent in a separate message: http://lkml.org/lkml/2008/4/13/122 Thanks, Rafael