Epoll模型详解(九)

                                               if (readhead == NULL)

                                               {

                                                        readhead = new_task;

                                                        readtail = new_task;

                                               } else

                                               {

                                                        readtail->next = new_task;

                                                        readtail = new_task;

                                               }

                  &nb