lockdep_assert_once
lockdep_assert_once(in_task() || kvm_arch_pmi_in_guest(vcpu))
lockdep_assert_once(kvm->mmu_invalidate_in_progress ||
lockdep_assert_once(lockdep_is_held(&kvm->slots_lock) ||
lockdep_assert_once(lockdep_is_held(&kvm->slots_lock) ||
lockdep_assert_once(lockdep_is_held(&vcpu->mutex) ||
lockdep_assert_once(lockdep_is_held(&vcpu->mutex) ||
lockdep_assert_once(lockdep_is_held(&fpriv->master_lookup_lock) ||
lockdep_assert_once(
lockdep_assert_once(file_write_not_started(file));
lockdep_assert_once(lockdep_is_held(&kvm->mmu_lock) || unused);
lockdep_assert_once(lockdep_is_held(l) != LOCK_STATE_NOT_HELD)
lockdep_assert_once(!current->lockdep_depth)
lockdep_assert_once(rcu_read_lock_held() || lockdep_is_held(&cgroup_mutex));
lockdep_assert_once(!ev->sched_switch);
lockdep_assert_once(hardirq_count() | softirq_count());
lockdep_assert_once(lockdep_is_held(&irqfd->kvm->irqfds.lock) ||