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    SubjectRe: pageable page tables
    On Tue, Nov 25, 1997 at 09:37:00PM +0100, Rik van Riel wrote:

    > Another concern is that users can grab _all_ of system memory
    > by having several processes do a 2GB mmap of /dev/zero...
    > This 'doesn't take any memory' so they can take up as much
    > (non-pageable) pagetable memory as they want.
    > In fact, this is the main reason people asked me if I could look
    > into this... This is one of the biggest denial-of-service holes
    > still left. (ssstt)

    So the resource accounting should count those pages also.


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