arm64: KVM: set {v,}TCR_EL2 RES1 bits

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Currently we don't set the RES1 bits of TCR_EL2 and VTCR_EL2 when
configuring them, which could lead to unexpected behaviour when an
architectural meaning is defined for those bits.

Set the RES1 bits to avoid issues.

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Christoffer Dall <christoffer.dall@linaro.org>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Suzuki Poulose <suzuki.poulose@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

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Mark Rutland 2015-08-24 14:42:05 +01:00 • committed by Marc Zyngier

parent 4ad9e16af3

commit 857d1a9730

1 changed files with 7 additions and 3 deletions

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arch/arm64/include/asm/kvm_arm.h

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