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    SubjectRE: scripts/mod/file2alias.c cross compile problem
    Date
    From
    >>>  struct acpi_device_id {
    >>> __u8 id[ACPI_ID_LEN];
    >>> + __u8 dummy[FILLUP_LEN];
    >>> kernel_ulong_t driver_data;
    >>> };
    >>
    >> What's so special about this structure that we get an error?
    >
    > It's special because it's a device_id structure, and those structures
    > must come out identical using either the host or the target compiler.

    That didn't help me understand. Are device_id structures visible
    in some user-level API? If so, then I can see why they'd need to
    be the same (but then I'd be confused why this structure uses a
    "kernel_ulong_t" type).

    -Tony
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