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    SubjectRe: Fw: Re: 2.6.14-rc2-mm1 ide problems on AMD64
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    On Mon, 2005-09-26 at 15:11 -0700, Andrew Morton wrote:
    > Or just do the bisection search by hand.
    >
    > Either way, can you please find the time to do this? I have no idea
    > what broke it.
    >
    > Except maybe acpi. Try just linus.patch and git-acpi.patch, perhaps.
    >
    >
    > Begin forwarded message:
    >
    > Date: Mon, 26 Sep 2005 23:02:40 +0400
    > From: Alexey Dobriyan <adobriyan@gmail.com>
    > To: Badari Pulavarty <pbadari@us.ibm.com>
    > Cc: linux-kernel@vger.kernel.org, akpm@osdl.org
    > Subject: Re: 2.6.14-rc2-mm1 ide problems on AMD64
    >
    >
    > On Mon, Sep 26, 2005 at 11:07:00AM -0700, Badari Pulavarty wrote:
    > > 2.6.14-rc2-mm1 doesn't seem to boot on my AMD64 box. It hangs
    > > while probing "ide" disks. I spent time looking at it and
    > > here is what I know so far.
    > >
    > > 2.6.13: works fine
    > > 2.6.13-mm series: works fine
    > > 2.6.14-rc2: works fine
    > > 2.6.14-rc2 + linus.patch (from -mm1): works fine
    > > 2.6.14-rc2-mm1: hangs on boot
    > >
    > > I looked through all the changes in "drivers/ide/" in -mm
    > > and none of them seemed to cause the problem. I added tracing
    > > to figure out whats happening. It hangs while doing, "do_probe()"
    > > Here is the calling sequence:
    > >
    > > ide_scan_pcidev()
    > > amd74xx_probe()
    > > ide_setup_pci_device()
    > > probe_hwif_init_with_fixup()
    > > probe_hwif()
    > > probe_for_drive()
    > > do_probe()
    > >
    > > If anyone has fixes/debug to try, please let me know.

    Finally, tracked the problem causing patch in -mm tree.
    Its,

    x86_64-no-idle-tick.patch

    I backed out the patch and my machine works fine.

    Thanks,
    Badari

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