__ioremap_at() in 2.4.0-test9-pre2

Dan Malek dan at mvista.com
Thu Sep 21 05:11:40 EST 2000


Roman Zippel wrote:

> Hmm, I think I have to order some new documentation. :-)
> What are some important cpus I should look into (except 60x)?

None of the embedded PowerPCs use a hash table, and the Book E
processors don't either.  We avoid using the hash table when given
the option, like 603s.  The "hardware assist" and subsequent hash
table is a PITA for Linux VM, and Cort has documented the performance
benefits of not using it.


	-- Dan
--

	I like MMUs because I don't have a real life.

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