arm64: Use register field helper in kaslr_requires_kpti()

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Rather than open-code the extraction of the E0PD field from the MMFR2
register, we can use the cpuid_feature_extract_unsigned_field() helper
instead.

Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>

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Will Deacon 2020-01-15 14:06:37 +00:00

parent ebac96ede6

commit a569f5f372

1 changed files with 3 additions and 3 deletions

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arch/arm64/kernel/cpufeature.c

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