preempt_notifier_register  313 include/linux/preempt.h void preempt_notifier_register(struct preempt_notifier *notifier);
preempt_notifier_register 3006 kernel/sched/core.c EXPORT_SYMBOL_GPL(preempt_notifier_register);
preempt_notifier_register  199 virt/kvm/kvm_main.c 	preempt_notifier_register(&vcpu->preempt_notifier);