Re: 2.6.3-mm3 hangs on boot x440 (scsi?)

john stultz
2004-02-27T00:15:31Z

On Thu, 2004-02-26 at 15:15, Matthew Wilcox wrote:
> On Thu, Feb 26, 2004 at 03:02:56PM -0800, john stultz wrote:
> > On Thu, 2004-02-26 at 13:26, john stultz wrote:
> > > On Thu, 2004-02-26 at 06:40, Go Taniguchi wrote:
> > > > Hi,
> > > >
> > > > Andrew Morton wrote:
> > > > > john stultz <johnstul@us.ibm.com> wrote:
> > > > >>I went back to 2.6.3-mm1 (as it was a smaller diff) and the problem was
> > > > >>there as well.
> > > >
> > > > Problem patch is expanded-pci-config-space.patch.
> > > > x440 can not enable acpi by dmi_scan.
> > > > expanded-pci-config-space.patch need acpi support.
> > > > So, kernel can not get x440's xAPIC interrupt.
> > >
> > > Wow, thanks for that analysis Go! I'll test it here to confirm.
> >
> > Yep, I've confirmed that backing out the expanded-pci-config-space patch
> > solves it. Thanks again, Go, for hunting that down!
> >
> > Matthew, any ideas why the patch fails if the system has an ACPI
> > blacklist entry?
>
> Hrm. I was just asked to break out some of the ACPI code rearrangement
> from the rest of the patch. Can you try this patch instead of the
> expanded-pci-config-space.patch and tell me whether it continues to fail
> for you?

Unfortunately it does still hang with that patch.

> I don't understand why it should make a difference though. It looks
> to me like the current code will also fail to call the HPET code if the
> bios is blacklisted.

I'm a bit pressed for time at the moment, so I can't dig too deeply
right now, but I'll happily test any patches you might think will help.

thanks
-john