arm64: ssbd: Add global mitigation state accessor

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We're about to need the mitigation state in various parts of the
kernel in order to do the right thing for userspace and guests.

Let's expose an accessor that will let other subsystems know
about the state.

Reviewed-by: Julien Grall <julien.grall@arm.com>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

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Marc Zyngier 2018-05-29 13:11:10 +01:00 • committed by Catalin Marinas

parent a43ae4dfe5

commit c32e1736ca

1 changed files with 10 additions and 0 deletions

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arch/arm64/include/asm/cpufeature.h

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