arm64: cpufeature: allow for version discrepancy in PMU implementations

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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: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

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Will Deacon 2016-07-25 16:17:52 +01:00

parent c8b06e3fdd

commit b20d1ba3cf

1 changed files with 5 additions and 1 deletions

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arch/arm64/kernel/cpufeature.c

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