Messages in this thread |  | | | Date | Tue, 25 Nov 1997 23:55:39 +0100 | | From | Ralf Baechle <> | | Subject | Re: pageable page tables |
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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.
Ralf
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