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    SubjectRe: SNB PCI root information
    On Wed, Jun 20, 2012 at 4:16 PM, Bjorn Helgaas <> wrote:
    > It's not a question of "do BIOSes get this wrong?"  The question is
    > "what does a user expect to happen when she supplies
    > 'pci=busnum_node=00:00,80:01'?"  I contend that the user expects us to
    > use that info whether the BIOS gave us correct info, wrong info, or
    > nothing at all.

    Think about busnum_node as busnum_default_node. Then the behavior
    makes perfect sense.

    I contend that the really the only reason for overwriting is if there
    are wrong BIOS.
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