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-rw-r--r--arch/arm64/kvm/nested.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/arch/arm64/kvm/nested.c b/arch/arm64/kvm/nested.c
index ced30c9052..bae8536cbf 100644
--- a/arch/arm64/kvm/nested.c
+++ b/arch/arm64/kvm/nested.c
@@ -35,13 +35,9 @@ static u64 limit_nv_id_reg(u32 id, u64 val)
break;
case SYS_ID_AA64ISAR1_EL1:
- /* Support everything but PtrAuth and Spec Invalidation */
+ /* Support everything but Spec Invalidation */
val &= ~(GENMASK_ULL(63, 56) |
- NV_FTR(ISAR1, SPECRES) |
- NV_FTR(ISAR1, GPI) |
- NV_FTR(ISAR1, GPA) |
- NV_FTR(ISAR1, API) |
- NV_FTR(ISAR1, APA));
+ NV_FTR(ISAR1, SPECRES));
break;
case SYS_ID_AA64PFR0_EL1:
@@ -62,8 +58,10 @@ static u64 limit_nv_id_reg(u32 id, u64 val)
break;
case SYS_ID_AA64PFR1_EL1:
- /* Only support SSBS */
- val &= NV_FTR(PFR1, SSBS);
+ /* Only support BTI, SSBS, CSV2_frac */
+ val &= (NV_FTR(PFR1, BT) |
+ NV_FTR(PFR1, SSBS) |
+ NV_FTR(PFR1, CSV2_frac));
break;
case SYS_ID_AA64MMFR0_EL1: