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    SubjectRe: current git crashes on bootup with pci_iounmap()
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    On Wed, 2007-02-21 at 20:34 +0900, Tejun Heo wrote:
    > Kay Sievers wrote:
    > > On 2/13/07, Kay Sievers <kay.sievers@vrfy.org> wrote:
    > >> On Tue, 2007-02-13 at 17:04 +0100, Marcel Holtmann wrote:
    > >> > > kernel BUG at lib/iomap.c:254!
    > >> > > invalid opcode: 0000 [#1]
    > >> > > ...
    > >> > >
    > >> > > The screen picture is here:
    > >> > > http://vrfy.org/pci_iounmap.jpg
    > >> > >
    > >> > > It's a Thinkpad T43p.
    > >> > >
    > >> > > 2.6.20 was working fine.
    > >> > >
    > >> > > Commenting out:
    > >> > > IO_COND(addr, /* nothing */, iounmap(addr));
    > >> > > in:
    > >> > > lib/iomap.c:254
    > >> > > makes at least booting up possible.
    > >> >
    > >> > I saw a similar one on my X41. Disabling the AHCI driver made the
    > >> > machine booting again.
    > >>
    > >> Hey Marcel,
    > >> yeah, that works fine here too.
    > >
    > > Tejun, Jeff, any ideas what's going wrong with the iomap change and
    > > the AHCI driver?
    >
    > The following commit should have fixed the problem, at least the oops.
    > Care to give the current git head a shot?

    Yes, it boots fine now with the AHCI driver compiled in.

    Thanks,
    Kay

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