diff options
| author | Sean Christopherson <sean.j.christopherson@intel.com> | 2020-10-06 18:44:14 -0700 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-11-15 09:49:07 -0500 |
| commit | 311a06593b9a3944a63ed176b95cb8d857f7c83b (patch) | |
| tree | 022e662429c71c2486ff698783c16fe11b912191 /arch/x86 | |
| parent | a447e38a7fadb2e554c3942dda183e55cccd5df0 (diff) | |
KVM: SVM: Drop VMXE check from svm_set_cr4()
Drop svm_set_cr4()'s explicit check CR4.VMXE now that common x86 handles
the check by incorporating VMXE into the CR4 reserved bits, via
kvm_cpu_caps. SVM obviously does not set X86_FEATURE_VMX.
No functional change intended.
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Message-Id: <20201007014417.29276-4-sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kvm/svm/svm.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 1e81cfebd491..e584da54738c 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1687,9 +1687,6 @@ int svm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4) unsigned long host_cr4_mce = cr4_read_shadow() & X86_CR4_MCE; unsigned long old_cr4 = to_svm(vcpu)->vmcb->save.cr4; - if (cr4 & X86_CR4_VMXE) - return 1; - if (npt_enabled && ((old_cr4 ^ cr4) & X86_CR4_PGE)) svm_flush_tlb(vcpu); |