Data flows left to right. Each stage reads input, does its work, writes output. There's no pipe reader to acquire, no controller lock to manage. If a downstream stage is slow, upstream stages naturally slow down as well. Backpressure is implicit in the model, not a separate mechanism to learn (or ignore).
You can choose how long you want to share where you are.，推荐阅读服务器推荐获取更多信息
union object_info *to_be_deleted[num_classes] = {0};，推荐阅读Line官方版本下载获取更多信息
if (n <= 1) return;