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KVM: arm64: nv: Expose FEAT_TWED to NV-enabled VMs

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KVM now handles HCR_EL2.{TWEDEn,TWEDEL} correctly when computing the
effective HCR for a nested context. Advertise the feature.

Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Signed-off-by: Marc Zyngier <maz@kernel.org>
This commit is contained in:
Oliver Upton 2025-09-12 14:22:55 -07:00 committed by Marc Zyngier
parent 05d9f34083
commit 952387c9d3
1 changed files with 0 additions and 1 deletions
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arch/arm64/kvm/nested.c
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@ -1528,7 +1528,6 @@ u64 limit_nv_id_reg(struct kvm *kvm, u32 reg, u64 val)
ID_AA64MMFR1_EL1_TIDCP1 |
ID_AA64MMFR1_EL1_nTLBPA |
ID_AA64MMFR1_EL1_ETS |
ID_AA64MMFR1_EL1_TWED |
ID_AA64MMFR1_EL1_XNX |
ID_AA64MMFR1_EL1_SpecSEI |
ID_AA64MMFR1_EL1_HAFDBS);