Messages in this thread | | | Date | Fri, 13 Feb 1998 09:45:06 +0100 (CET) | From | MOLNAR Ingo <> | Subject | Re: TLB entries > 4kb |
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On 13 Feb 1998, H. Peter Anvin wrote:
> > i tried to hack this half a year ago, but had to find out that 4MB pages > > are only valid for kernel mappings, which means we'd have to make X a ring > > 0 process too ... > > Why? It doesn't seem so difficult to make whatever creates the > mappings recognize when you have a case appropriate for a 4 MB > mapping.
4MB mappings simply dont work if you set _PAGE_USER. I tried it on a pentium.
-- mingo
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