arm64: cpufeature: allow for version discrepancy in PMU implementations
Perf already supports multiple PMU instances for heterogeneous systems, so there's no need to be strict in the cpufeature checking, particularly as the PMU extension is optional in the architecture. Acked-by: NMark Rutland <mark.rutland@arm.com> Reviewed-by: NSuzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: NWill Deacon <will.deacon@arm.com>
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