Re: x86 git tree broken (bisected)

[Yinghai Lu]

On Fri, Apr 11, 2008 at 2:21 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
>
> On Friday, 11 of April 2008, Yinghai Lu wrote:
>  > On Fri, Apr 11, 2008 at 1:51 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
>  > >
>  > > On Friday, 11 of April 2008, Yinghai Lu wrote:
>  > >  > On Fri, Apr 11, 2008 at 12:26 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote:
>  > >  > > On Friday, 11 of April 2008, Rafael J. Wysocki wrote:
>  > >  > >  > On Thursday, 10 of April 2008, Ingo Molnar wrote:
>  > >  > >  > >
>  > >  > >  > > * Ingo Molnar <mingo@xxxxxxx> 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 put boot in your command line?
>
>  I'm not quite sure what you mean.
>
>  Can you please tell me what exactly you want me to do?

i got some hint. Will send you one patch to workaround the overlapping.

YH
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