[PATCH 02/23] KVM: MMU: nested EPT cannot be used in SMM

Paolo Bonzini
2022-02-04T11:57:38Z

The role.base.smm flag is always zero, do not bother copying it over
from vcpu->arch.root_mmu.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
arch/x86/kvm/mmu/mmu.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 9424ae90f1ef..b0065ae3cea8 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -4881,9 +4881,6 @@ kvm_calc_shadow_ept_root_page_role(struct kvm_vcpu *vcpu, bool accessed_dirty,
{
union kvm_mmu_role role = {0};

- /* SMM flag is inherited from root_mmu */
- role.base.smm = vcpu->arch.root_mmu.mmu_role.base.smm;
-
role.base.level = level;
role.base.has_4_byte_gpte = false;
role.base.direct = false;
--
2.31.1