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KVM: arm64: nv: Expose FEAT_DF2 to NV-enabled VMs

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The supporting infrastructure in KVM's abort injection code was merged a
while ago, but the author (me!) forgot to relax the NV limitation when
FEAT_DF2 got exposed to non-NV VMs. Fix it.

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 14:22:50 -07:00 committed by Marc Zyngier
parent 49da9872a6
commit fac4ee7abe
1 changed files with 0 additions and 1 deletions
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arch/arm64/kvm/nested.c
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@ -1463,7 +1463,6 @@ u64 limit_nv_id_reg(struct kvm *kvm, u32 reg, u64 val)
case SYS_ID_AA64PFR1_EL1:
/* Only support BTI, SSBS, CSV2_frac */
val &= ~(ID_AA64PFR1_EL1_PFAR |
ID_AA64PFR1_EL1_DF2 |
ID_AA64PFR1_EL1_MTEX |
ID_AA64PFR1_EL1_THE |
ID_AA64PFR1_EL1_GCS |