arm64: Add KVM_HVHE capability and has_hvhe() predicate

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Expose a capability keying the hVHE feature as well as a new
predicate testing it. Nothing is so far using it, and nothing
is enabling it yet.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20230609162200.2024064-5-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

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Marc Zyngier 2023-06-09 17:21:47 +01:00 • committed by Oliver Upton

parent 0ddc312b7c

commit e2d6c906f0

4 changed files with 29 additions and 0 deletions

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1

arch/arm64/include/asm/cpufeature.h

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8

arch/arm64/include/asm/virt.h

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arch/arm64/kernel/cpufeature.c

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arch/arm64/tools/cpucaps

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