Messages in this thread |  | | From | Systemkennung Linux <> | Subject | Re: Misc Fixes | Date | Sat, 13 Jul 1996 16:08:09 +0200 (MET DST) |
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Hi,
> So we have to implement some `immutable memory' mechanism. once the > securelevel is set, it has to be (and the whole page) turned to readonly. > What a waste of valuable memory ! (I hear people complain about kernel > bloat once again :-)
Won't work because the loaded module has the required privileges to access and modify the pagetables. What ever is inside the walls of memory protection is trusted.
Ralf
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