KVM: SVM: do not set MSR_TSC_AUX on 32-bit builds

This is unnecessary---and besides, __getcpu() is not even available on 32-bit builds. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
mariux64 · Jul 14, 2016 · 2b23c3a · 2b23c3a
1 parent 506cfba
commit 2b23c3a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
@@ -4550,9 +4550,9 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu)
 #endif
 		);
 
+#ifdef CONFIG_X86_64
 	if (static_cpu_has(X86_FEATURE_RDTSCP))
 		wrmsrl(MSR_TSC_AUX, __getcpu());
-#ifdef CONFIG_X86_64
 	wrmsrl(MSR_GS_BASE, svm->host.gs_base);
 #else
 	loadsegment(fs, svm->host.fs);