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Date: Sun, 13 Apr 2008 11:54:46 -0700 From: "Yinghai Lu" <yhlu.kernel@...il.com> To: "Rafael J. Wysocki" <rjw@...k.pl> Cc: "Ingo Molnar" <mingo@...e.hu>, "Andrew Morton" <akpm@...ux-foundation.org>, LKML <linux-kernel@...r.kernel.org>, "Pavel Machek" <pavel@....cz>, "Thomas Gleixner" <tglx@...utronix.de>, "H. Anvin" <hpa@...or.com>, "Arjan van de Ven" <arjan@...radead.org> Subject: Re: x86 git tree broken (bisected) On Sun, Apr 13, 2008 at 11:47 AM, Rafael J. Wysocki <rjw@...k.pl> wrote: > > On Sunday, 13 of April 2008, Yinghai Lu wrote: > > On Sun, Apr 13, 2008 at 9:12 AM, Rafael J. Wysocki <rjw@...k.pl> wrote: > > > > > > On Sunday, 13 of April 2008, Yinghai Lu wrote: > > > > On Fri, Apr 11, 2008 at 1:51 PM, Rafael J. Wysocki <rjw@...k.pl> wrote: > > > > > > > > > > On Friday, 11 of April 2008, Yinghai Lu wrote: > > > > > > On Fri, Apr 11, 2008 at 12:26 PM, Rafael J. Wysocki <rjw@...k.pl> wrote: > > > > > > > On Friday, 11 of April 2008, Rafael J. Wysocki wrote: > > > > > > > > On Thursday, 10 of April 2008, Ingo Molnar wrote: > > > > > > > > > > > > > > > > > > * Ingo Molnar <mingo@...e.hu> 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@...ercik:~> 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 > or you can re pull from x86.git#latest. YH -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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