arm64: add HWCAP for FEAT_HBC (hinted conditional branches)

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Add a HWCAP for FEAT_HBC, so that userspace can make a decision on using
this feature.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20230804143746.3900803-2-joey.gouly@arm.com
Signed-off-by: Will Deacon <will@kernel.org>

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Joey Gouly 2023-08-04 15:37:45 +01:00 • committed by Will Deacon

parent ce33cea5d8

commit 7f86d128e4

4 changed files with 5 additions and 1 deletions

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1

arch/arm64/include/asm/hwcap.h

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1

arch/arm64/include/uapi/asm/hwcap.h

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3

arch/arm64/kernel/cpufeature.c

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arch/arm64/kernel/cpuinfo.c

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