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    SubjectRe: Linux 2.6.27-rc5: System boot regression caused by commit a2bd7274b47124d2fc4dfdb8c0591f545ba749dd


    On Sat, 30 Aug 2008, Yinghai Lu wrote:
    >
    > in old kernel, after BAR3 request_filed, pci_assigned_unassigned
    > should get update resource for that... but it could find that big
    > space for it.

    Exactly. So what happens is that it doesn't actually re-allocate it at
    all. Not that it is necessarily even possible - it's quite possible that
    that field is effectively locked some way and is read-only. Without
    knowing the chipset details, we can only guess.

    Linus


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