Re: [Lse-tech] Re: 10.31 second kernel compile

yodaiken
2002-03-16T18:36:25Z

On Sat, Mar 16, 2002 at 10:06:06AM -0800, Linus Torvalds wrote:
> We'll end up (probably five years from now) re-doing the thing to allow
> four levels (so a tired old x86 would fold _two_ levels instead of just
> one, but I bet they'll still be the majority), simply because with three
> levels you reasonably reach only about 41 bits of VM space.

Why so few bits per level? Don't you want bigger pages or page clusters?

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Victor Yodaiken
Finite State Machine Labs: The RTLinux Company.
www.fsmlabs.com www.rtlinux.com