diff options
Diffstat (limited to 'arch/arm64/kvm/nested.c')
| -rw-r--r-- | arch/arm64/kvm/nested.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm64/kvm/nested.c b/arch/arm64/kvm/nested.c index 1860ed4a4c00..63bc8d5022fe 100644 --- a/arch/arm64/kvm/nested.c +++ b/arch/arm64/kvm/nested.c @@ -805,9 +805,12 @@ static u64 limit_nv_id_reg(u32 id, u64 val) switch (id) { case SYS_ID_AA64ISAR0_EL1: - /* Support everything but TME, O.S. and Range TLBIs */ + /* Support everything but TME and Range TLBIs */ + tmp = FIELD_GET(NV_FTR(ISAR0, TLB), val); + tmp = min(tmp, ID_AA64ISAR0_EL1_TLB_OS); val &= ~(NV_FTR(ISAR0, TLB) | NV_FTR(ISAR0, TME)); + val |= FIELD_PREP(NV_FTR(ISAR0, TLB), tmp); break; case SYS_ID_AA64ISAR1_EL1: |