Messages in this thread |  | | Subject | Re: 2.4 MM overview? | Date | Sun, 15 Oct 2000 21:45:11 +0100 (BST) | From | Alan Cox <> |
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> You mean like the way the Alpha has a PTE bit that says 'this page is > valid at the same address in every process', and the address space > number (ASN) that can be used to 'uniquefy' cache entries for the > same virtual addresses in different processes?
Exactly
> Well, we ain't got these luxuries/complications in VAXland... Hell, > we don't even have two-level page tables :-(
Really. Ugh. I always assumed Vax had at least two levels because mmap on 4.2 BSD used to panic on 128K+ blocks. I guess there was a different reason for that then
Alan
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