Messages in this thread | | | Date | Sun, 10 Feb 2013 20:09:21 +0100 | From | Pavel Machek <> | Subject | Re: PAE problems was [RFC] Reproducible OOM with just a few sleeps |
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On Wed 2013-02-06 16:28:08, Dave Hansen wrote: > On 02/01/2013 02:25 AM, Pavel Machek wrote: > > Ouch, and... IIRC (hpa should know for sure), PAE is neccessary for > > R^X support on x86, thus getting more common, not less. If it does not > > work, that's bad news. > > Dare I ask what "R^X" is?
Read xor Execute, aka NX.... support for executable but not readable pages. Usefull for making exploits harder iirc. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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