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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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