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    SubjectRe: (XFree86) mmap of /proc/XXX/mem
    On Wed, 1 Dec 1999, Alexander Viro wrote:

    >twice. But mmap() on /proc/<pid>/mem was simply broken. It gave a
    >way to screw swapper. Badly.

    Are you sure? With the bigmem stuff I introduced it's not trivial anymore
    to implement a map shared of /dev/zero because of a shared dirty anonymous
    page that can be split in different swap entries and so become private.
    But I didn't thought it was a showstopper with the current code.


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