spin_trylock_irqsave  862 kernel/rcupreempt.c 	if (unlikely(!spin_trylock_irqsave(&rcu_ctrlblk.fliplock, flags))) {
spin_trylock_irqsave 1182 kernel/sched.c 	if (!spin_trylock_irqsave(&rq->lock, flags))
spin_trylock_irqsave  312 security/selinux/avc.c 		if (!spin_trylock_irqsave(&avc_cache.slots_lock[hvalue], flags))