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KVM: VMX: drop rdtscp_enabled check in prepare_vmcs02()

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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>
This commit is contained in:
Xiao Guangrong
2015-09-09 14:05:52 +08:00
committed by Paolo Bonzini
parent 8b3e34e46a
commit e2821620c0
1 changed files with 1 additions and 2 deletions
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arch/x86/kvm/vmx.c
+1 -2
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@@ -9327,8 +9327,7 @@ static void prepare_vmcs02(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12)
if (cpu_has_secondary_exec_ctrls()) { if (cpu_has_secondary_exec_ctrls()) {
exec_control = vmx_secondary_exec_control(vmx); exec_control = vmx_secondary_exec_control(vmx);
if (!vmx->rdtscp_enabled)
exec_control &= ~SECONDARY_EXEC_RDTSCP;
/* Take the following fields only from vmcs12 */ /* Take the following fields only from vmcs12 */
exec_control &= ~(SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES | exec_control &= ~(SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES |
SECONDARY_EXEC_RDTSCP | SECONDARY_EXEC_RDTSCP |