KVM: arm64: nv: Implement nested Stage-2 page table walk logic

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Based on the pseudo-code in the ARM ARM, implement a stage 2 software
page table walker.

Co-developed-by: Jintack Lim <jintack.lim@linaro.org>
Signed-off-by: Jintack Lim <jintack.lim@linaro.org>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20240614144552.2773592-3-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

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Christoffer Dall 2024-06-14 15:45:38 +01:00 • committed by Oliver Upton

parent 4f128f8e1a

commit 61e30b9eef

3 changed files with 278 additions and 0 deletions

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1

arch/arm64/include/asm/esr.h

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13

arch/arm64/include/asm/kvm_nested.h

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264

arch/arm64/kvm/nested.c

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