sparc64: Use NMI oprofile profiling on cheetah and derivative cpus.

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We use clock cycle counter, adjusted to HZ.

This can be extended to sun4v based processors as well, as they
also have a proper overflow interrupt facility for the performance
counters.

Signed-off-by: David S. Miller <davem@davemloft.net>

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David S. Miller 2008-11-25 22:29:24 -08:00

parent 456cad8e4e

commit 422e23ea08

1 changed files with 109 additions and 1 deletions

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arch/sparc/oprofile/init.c

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