diff options
Diffstat (limited to 'arch/arm64/kvm/nested.c')
| -rw-r--r-- | arch/arm64/kvm/nested.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm64/kvm/nested.c b/arch/arm64/kvm/nested.c index ba95d044bc98..d55e809e26cb 100644 --- a/arch/arm64/kvm/nested.c +++ b/arch/arm64/kvm/nested.c @@ -133,6 +133,13 @@ static u64 limit_nv_id_reg(u32 id, u64 val) val |= FIELD_PREP(NV_FTR(MMFR2, TTL), 0b0001); break; + case SYS_ID_AA64MMFR4_EL1: + val = 0; + if (!cpus_have_final_cap(ARM64_HAS_HCR_NV1)) + val |= FIELD_PREP(NV_FTR(MMFR4, E2H0), + ID_AA64MMFR4_EL1_E2H0_NI_NV1); + break; + case SYS_ID_AA64DFR0_EL1: /* Only limited support for PMU, Debug, BPs and WPs */ val &= (NV_FTR(DFR0, PMUVer) | |