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-rw-r--r--arch/x86/kernel/kvm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 91b3d650898..8dc44662394 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -486,7 +486,9 @@ static struct notifier_block kvm_pv_reboot_nb = {
#ifdef CONFIG_SMP
static void __init kvm_smp_prepare_boot_cpu(void)
{
+#ifdef CONFIG_KVM_CLOCK
WARN_ON(kvm_register_clock("primary cpu clock"));
+#endif
kvm_guest_cpu_init();
native_smp_prepare_boot_cpu();
}