arm64: HWCAP: encapsulate elf_hwcap

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The introduction of AT_HWCAP2 introduced accessors which ensure that
hwcap features are set and tested appropriately.

Let's now mandate access to elf_hwcap via these accessors by making
elf_hwcap static within cpufeature.c.

Signed-off-by: Andrew Murray <andrew.murray@arm.com>
Reviewed-by: Dave Martin <Dave.Martin@arm.com>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

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Andrew Murray 2019-04-09 10:52:41 +01:00 • committed by Will Deacon

parent aaba098fe6

commit aec0bff757

3 changed files with 38 additions and 17 deletions

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15

arch/arm64/include/asm/cpufeature.h

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7

arch/arm64/include/asm/hwcap.h

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33

arch/arm64/kernel/cpufeature.c

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