LMBench and CONFIG_PIN_TLB

Tom Rini trini at kernel.crashing.org
Thu May 30 09:16:00 EST 2002


On Thu, May 30, 2002 at 09:04:31AM +1000, Paul Mackerras wrote:

> available.  Tom Rini mentioned the other day that some 8xx processors
> only have 8 (I assume he meant 8 data + 8 instruction).

Quite probably, yes. :)

[snip]
> processor, which has 64.  I don't think he was advocating removing the
> config option on the 8xx processors (actually, why is there the "860
> only" comment in there?)

Because the current code goes and pins 8 or so TLBs (4 data, 4
instruction) which won't fly on the ones which only allow for 2/8 to be
pinned.  So 860 is a slight mislabing, if I read it all correctly.

--
Tom Rini (TR1265)
http://gate.crashing.org/~trini/

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