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[3/6] KVM: SVM: Drop VMXE check from svm_set_cr4()

Message ID 20201007014417.29276-4-sean.j.christopherson@intel.com (mailing list archive)
State New, archived
Headers show
Series KVM: x86: KVM_SET_SREGS.CR4 bug fixes and cleanup | expand

Commit Message

Sean Christopherson Oct. 7, 2020, 1:44 a.m. UTC 
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>
---
 arch/x86/kvm/svm/svm.c | 3 ---
 1 file changed, 3 deletions(-)
diff mbox series

Patch

diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 4f401fc6a05d..f92a19b77da3 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1684,9 +1684,6 @@  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);