KVM: arm64: nv: Add Stage-1 EL2 invalidation primitives

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Provide the primitives required to handle TLB invalidation for
Stage-1 EL2 TLBs, which by definition do not require messing
with the Stage-2 page tables.

Co-developed-by: Jintack Lim <jintack.lim@linaro.org>
Co-developed-by: Christoffer Dall <christoffer.dall@arm.com>
Signed-off-by: Jintack Lim <jintack.lim@linaro.org>
Signed-off-by: Christoffer Dall <christoffer.dall@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20240614144552.2773592-6-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

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Marc Zyngier 2024-06-14 15:45:41 +01:00 • committed by Oliver Upton

parent ec14c27240

commit 82e86326ec

2 changed files with 67 additions and 0 deletions

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arch/arm64/include/asm/kvm_asm.h

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65

arch/arm64/kvm/hyp/vhe/tlb.c

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