Re: 7.52 second kernel compile

yodaiken
2002-03-16T11:54:11Z

On Sat, Mar 16, 2002 at 08:05:14AM +0000, Linus Torvalds wrote:
> It would also be interesting to hear if you can just make the hash table
> smaller (I forget the details of 64-bit ppc VM horrors, thank God!) or
> just bypass it altogether (at least the 604e used to be able to just
> disable the stupid hashing altogether and make the whole thing much
> saner).

Reference:
URL: http://www.usenix.org/ Optimizing the Idle Task and Other MMU Tricks
Cort Dougan, Paul Mackerras, Victor Yodaiken
www.usenix.org/publications/library/proceedings/osdi99/full_papers/dougan/dougan.pdf

Cort's MS thesis was on this topic. IBM seems reluctant to give up on
hardware page tables though.