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    From
    SubjectRe: [test patch] dirty shared mappings
    Date
    Followup to:  <Pine.LNX.3.95.980109101033.2472M-100000@penguin.transmeta.com>
    By author: Linus Torvalds <torvalds@transmeta.com>
    In newsgroup: linux.dev.kernel
    >
    > And I thought that _everything_ shared the same page pool with no
    > protection checks (ie different processes that aren't related would get
    > the same shared pages).
    >
    > But if the above only gets a "private" shared memory area (ie only passed
    > down as a shared memory area through fork(), not accessible through other
    > unrelated processes doing the same mmap()), then it is not as braindamaged
    > as I thought it was.
    >

    I'm pretty sure that's what it does. If it didn't well it would
    certainly be idiotic.

    -hpa
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