KVM: arm64: Save/restore TCR2_EL1

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Define the new system register TCR2_EL1 and context switch it.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <oliver.upton@linux.dev>
Cc: James Morse <james.morse@arm.com>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: Zenghui Yu <yuzenghui@huawei.com>
Cc: Will Deacon <will@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230606145859.697944-9-joey.gouly@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

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Joey Gouly 2023-06-06 15:58:47 +01:00 • committed by Catalin Marinas

parent e43454c442

commit fbff560682

3 changed files with 6 additions and 0 deletions

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arch/arm64/include/asm/kvm_host.h

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arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h

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arch/arm64/kvm/sys_regs.c

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