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markus.t.metzger@intel.com authored
Reserve PERF_COUNT_HW_BRANCH_INSTRUCTIONS with sample_period == 1 for BTS tracing and fail, if BTS is not available. Signed-off-by: Markus Metzger <markus.t.metzger@intel.com> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <20090902140612.943801000@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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