KVM: arm64: Add sanitisation to SCTLR_EL2

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Sanitise SCTLR_EL2 the usual way. The most important aspect of
this is that we benefit from SCTLR_EL2.SPAN being RES1 when
HCR_EL2.E2H==0.

Reviewed-by: Fuad Tabba <tabba@google.com>
Tested-by: Fuad Tabba <tabba@google.com>
Link: https://patch.msgid.link/20260202184329.2724080-20-maz@kernel.org
Signed-off-by: Marc Zyngier <maz@kernel.org>

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Marc Zyngier 2026-02-02 18:43:28 +00:00

parent fb40cb15e8

commit e8ef27900c

3 changed files with 87 additions and 1 deletions

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2

arch/arm64/include/asm/kvm_host.h

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82

arch/arm64/kvm/config.c

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4

arch/arm64/kvm/nested.c

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