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SubjectRe: 2.6.3-mm3 hangs on boot x440 (scsi?)
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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:
> > >
> > >> Booting 2.6.3-mm3 on an x440 hangs the box during the SCSI probe after
> > >>the following:
> > >>
> > >>scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.36
> > >> <Adaptec aic7899 Ultra160 SCSI adapter>
> > >> aic7899: Ultra160 Wide Channel A, SCSI Id=7, 32/253 SCBs
> > >>
> > >>
> > >>I went back to 2.6.3-mm1 (as it was a smaller diff) and the problem was
> > >>there as well.
> > >
> > >
> > > Could you try reverting aic7xxx-deadlock-fix.patch? Also, add
> > > initcall_debug to the boot command just so we know we aren't blaming the
> > > wrong thing.
> > >
> > > Apart from that, gosh. Maybe you could add just linus.patch and
> > > bk-scsi.patch, see if that hangs too? Or just test the latest linus tree -
> > > the scsi changes were merged this morning. Thanks.
> > >
> >
> > 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?

thanks
-john

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