diff options
author | Sean Christopherson <seanjc@google.com> | 2021-06-22 10:57:36 -0700 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-24 18:00:47 -0400 |
commit | f82fdaf536ee6de36e3a7b4764f17b81afb8ef93 (patch) | |
tree | 226adbffe03eee3d46c47e366f2d27b8b91b767e /arch/x86/kvm | |
parent | 7cd138db5cae0dac295714b4412a9b44fb4f4e65 (diff) | |
download | linux-stable-f82fdaf536ee6de36e3a7b4764f17b81afb8ef93.tar.gz linux-stable-f82fdaf536ee6de36e3a7b4764f17b81afb8ef93.tar.bz2 linux-stable-f82fdaf536ee6de36e3a7b4764f17b81afb8ef93.zip |
KVM: x86/mmu: Drop redundant rsvd bits reset for nested NPT
Drop the extra reset of shadow_zero_bits in the nested NPT flow now
that shadow_mmu_init_context computes the correct level for nested NPT.
No functional change intended.
Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20210622175739.3610207-52-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r-- | arch/x86/kvm/mmu/mmu.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 417f81c004da..690f560341a2 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -4693,12 +4693,6 @@ void kvm_init_shadow_npt_mmu(struct kvm_vcpu *vcpu, unsigned long cr0, __kvm_mmu_new_pgd(vcpu, nested_cr3, new_role.base); shadow_mmu_init_context(vcpu, context, ®s, new_role); - - /* - * Redo the shadow bits, the reset done by shadow_mmu_init_context() - * (above) may use the wrong shadow_root_level. - */ - reset_shadow_zero_bits_mask(vcpu, context); } EXPORT_SYMBOL_GPL(kvm_init_shadow_npt_mmu); |