perfcounters: add PERF_COUNT_BUS_CYCLES
authorIngo Molnar <mingo@elte.hu>
Tue, 23 Dec 2008 11:17:29 +0000 (12:17 +0100)
committerIngo Molnar <mingo@elte.hu>
Tue, 23 Dec 2008 11:45:24 +0000 (12:45 +0100)
Generalize "bus cycles" hw events - and map them to CPU_CLK_Unhalted.Ref
on x86. (which is a good enough approximation)

Signed-off-by: Ingo Molnar <mingo@elte.hu>

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