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SubjectRe: 2.6.25-mm1: Failing to probe IDE interface
On (29/04/08 23:37), Bartlomiej Zolnierkiewicz didst pronounce:
> > <SNIP>
> >
> > The third patch that needed reverting was
> > gregkh-pci-pci-clean-up-resource-alignment-management.patch (owners added
> > to cc). The relevant hint in the a diff between a broken and working bootlog was;
> >
> > system 00:09: ioport range 0x15e0-0x15ef has been reserved
> > + PCI: bogus alignment of resource 7 [100:1ff] (flags 100) of 0000:00:02.0
> > + PCI: bogus alignment of resource 8 [100:1ff] (flags 100) of 0000:00:02.0
> > + PCI: bogus alignment of resource 9 [4000000:7ffffff] (flags 1200) of 0000:00:02.0
> > + PCI: bogus alignment of resource 10 [4000000:7ffffff] (flags 200) of 0000:00:02.0
> > + PCI: bogus alignment of resource 7 [100:1ff] (flags 100) of 0000:00:02.1
> > + PCI: bogus alignment of resource 8 [100:1ff] (flags 100) of 0000:00:02.1
> > + PCI: bogus alignment of resource 9 [4000000:7ffffff] (flags 1200) of 0000:00:02.1
> > + PCI: bogus alignment of resource 10 [4000000:7ffffff] (flags 200) of 0000:00:02.1
> >
> > With the resource alignment patch and the two IDE patches reverted, the
> > laptop is able to boot.
>
> Thanks for tracking it down.
>
> Hmm, it seems that the above patch was merged a week ago:
>
> commit bda0c0afa7a694bb1459fd023515aca681e4d79a
> Merge: 904e0ab... af40b48...
> Author: Linus Torvalds <torvalds@linux-foundation.org>
> Date: Mon Apr 21 15:58:35 2008 -0700
>
> Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6
> ...
> PCI: clean up resource alignment management
> ...
>
> but it could be that the issue has been already fixed in git tree
> (could you verify it please?).
>

Latest git boots on the laptop so somewhere along the line, it got fixed.

> BTW according to lspci output you should be able to use piix driver
> instead of ide_generic on this laptop.
>

I know but the config is a bit minimal for faster building as it's only
intended for sniff-testing patches.

Thanks for the help.

--
Mel Gorman
Part-time Phd Student Linux Technology Center
University of Limerick IBM Dublin Software Lab


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