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    SubjectRe: [PATCH] Generic is_compat_task helper
    Andrew Morton writes:

    > What continues to bug me about this (in a high-level hand-wavy sort of way)
    > is that this is an attribute of the mm_struct, not of the task_struct.

    It's not only an attribute of the mm_struct; compat-ness doesn't just
    imply a restricted address space, it implies a different setting of
    the processor when the task is running, a different set of system
    calls, different interpretation of syscall arguments, etc.

    Paul.
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