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    SubjectRe: The IO problem on multiple PCI busses

    Dan Malek writes:
    > It actually caused me to think of something else....I have cards
    > with multiple memory and I/O spaces (rare, but I have them).

    So what? All such bar's within mem/io space are part of unique
    regions of the total MEM/IO space.

    Thus you can pass non-conflicting offset/size pairs, based upon the
    BAR value of interest, to mmap and everything is fine.

    Later,
    David S. Miller
    davem@redhat.com
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