> Indeed -- have you measured how much faster the system is if you
> enable cacheing the page tables, and do the appropriate wb-drain
> and cache-cleans before TLB invalidations?

Not yet.  I've got a buch of other changes that I need to get out of my 
pmap file and into the master sources first.  I really don't want to start 
hacking it further until I'm back in sync with the rest of the world.

R.