Robert Richter 4ac945f002 oprofile, x86: Check IBS capability bits 1 and 2
There are IBS CPUID feature flags in CPUID Fn8000_001B to detect if
the cpu supports IBS fetch sampling (FetchSam) and/or IBS execution
sampling (OpSam). This patch adds checks if the both features are
available.

Spec:

 http://support.amd.com/us/Processor_TechDocs/31116.pdf

Signed-off-by: Robert Richter <robert.richter@amd.com>
2010-10-15 12:50:40 +02:00
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