Messages in this thread | | | Date | Sat, 30 Jan 1999 20:16:06 +0100 | From | Benjamin Herrenschmidt <> | Subject | Re: kmalloc |
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On Thu, Jan 28, 1999, Linus Torvalds <torvalds@transmeta.com> wrote:
>If that is indeed the case, then what _should_ happen on PPC is: > > - ioremap() does nothing:
on PPC, ioremap also sets the guard bit on the remapped pages, this is quite important on PPC to avoid the CPU to pre-fetch datas for instruction that may even not be executed at all. It also marks the pages as non-cachable.
-- E-Mail: <mailto:bh40@calva.net> BenH. Web : <http://calvaweb.calvacom.fr/bh40/>
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