summaryrefslogtreecommitdiff
path: root/arch/arm64/kvm/nested.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm64/kvm/nested.c')
-rw-r--r--arch/arm64/kvm/nested.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm64/kvm/nested.c b/arch/arm64/kvm/nested.c
index 6813c7c7f00a..bae8536cbf00 100644
--- a/arch/arm64/kvm/nested.c
+++ b/arch/arm64/kvm/nested.c
@@ -58,8 +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: