Will Deacon ca2b497253 arm64: perf: Reject stand-alone CHAIN events for PMUv3 ... It doesn't make sense for a perf event to be configured as a CHAIN event in isolation, so extend the arm_pmu structure with a ->filter_match() function to allow the backend PMU implementation to reject CHAIN events early. Cc: <stable@vger.kernel.org> Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com>		2018-10-12 15:25:17 +01:00
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arm_pmu.h