Re: Fw: Re: 2.6.14-rc2-mm1 ide problems on AMD64

Badari Pulavarty
2005-09-27T05:18:24Z

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