KVM: VMX: drop rdtscp_enabled check in prepare_vmcs02()

SECONDARY_EXEC_RDTSCP set for L2 guest comes from vmcs12

Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 6910106..8f4c138 100644 (file)
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -9327,8 +9327,7 @@ static void prepare_vmcs02(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12)
 
        if (cpu_has_secondary_exec_ctrls()) {
                exec_control = vmx_secondary_exec_control(vmx);
-               if (!vmx->rdtscp_enabled)
-                       exec_control &= ~SECONDARY_EXEC_RDTSCP;
+
                /* Take the following fields only from vmcs12 */
                exec_control &= ~(SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES |
                                  SECONDARY_EXEC_RDTSCP |