12     wait_queue_head_init(&x->wait_queue);  in completion_init()
23     spin_lock(&x->wait_queue.lock);  in complete()
27     wait_queue_wakeup_on_stack(&x->wait_queue, -1UL); // -1UL代表所有节点都满足条件,暂时这么写  in complete()
29     spin_unlock(&x->wait_queue.lock);  in complete()
39     spin_lock(&x->wait_queue.lock);  in complete_all()
42     while (!list_empty(&x->wait_queue.wait_list))  in complete_all()
43         wait_queue_wakeup_on_stack(&x->wait_queue, -1UL); // -1UL代表所有节点都满足条件,暂时这么写  in complete_all()
45     spin_unlock(&x->wait_queue.lock);  in complete_all()
67                 list_append(&x->wait_queue.wait_list, &wait.wait_list);  in __wait_for_common()
70             spin_unlock(&x->wait_queue.lock);  in __wait_for_common()
73             spin_lock(&x->wait_queue.lock);  in __wait_for_common()
94     spin_lock(&x->wait_queue.lock);  in wait_for_completion()
96     spin_unlock(&x->wait_queue.lock);  in wait_for_completion()
109     spin_lock(&x->wait_queue.lock);  in wait_for_completion_timeout()
111     spin_unlock(&x->wait_queue.lock);  in wait_for_completion_timeout()
122     spin_lock(&x->wait_queue.lock);  in wait_for_completion_interruptible()
124     spin_unlock(&x->wait_queue.lock);  in wait_for_completion_interruptible()
138     spin_lock(&x->wait_queue.lock);  in wait_for_completion_interruptible_timeout()
140     spin_unlock(&x->wait_queue.lock);  in wait_for_completion_interruptible_timeout()
157     spin_lock(&x->wait_queue.lock);  in try_wait_for_completion()
164     spin_unlock(&x->wait_queue.lock);  in try_wait_for_completion()
182     spin_lock(&x->wait_queue.lock);  in completion_done()
186         spin_unlock(&x->wait_queue.lock);  in completion_done()
189     spin_unlock(&x->wait_queue.lock);  in completion_done()