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SubjectRe: [Lse-tech] Re: 10.31 second kernel compile
Linus Torvalds writes:
> Instead of large pages, you should be asking for larger and wider TLB's
> (for example, nothign says that a TLB entry has to be a single page:
> people already do the kind of "super-entries", where one TLB entry
> actually contains data for 4 or 8 aligned pages, so you get the _effect_
> of a 32kB page that really is 8 consecutive 4kB pages).
> Such a "wide" TLB entry has all the advantages of small pages (no
> memory fragmentation, backwards compatibility etc), while still
> being able to load 64kB worth of translations in one go.

These are contiguous physical pages, or just logical (virtual) pages?


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