556   struct epoll_event ee;  in DelFD()  local
557   memset(&ee, 0, sizeof(ee));  in DelFD()
561   if (epoll_ctl(epoll_fd_, EPOLL_CTL_DEL, fd, &ee)) {  in DelFD()
572   struct epoll_event ee;  in AddFD()  local
573   memset(&ee, 0, sizeof(ee));  in AddFD()
574   ee.events = event_mask | EPOLLERR | EPOLLHUP;  in AddFD()
575   ee.data.fd = fd;  in AddFD()
577   event_recorder_.RecordFDMaskEvent(fd, ee.events, "AddFD");  in AddFD()
579   if (epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, fd, &ee)) {  in AddFD()
590   struct epoll_event ee;  in ModFD()  local
591   memset(&ee, 0, sizeof(ee));  in ModFD()
592   ee.events = event_mask | EPOLLERR | EPOLLHUP;  in ModFD()
593   ee.data.fd = fd;  in ModFD()
595   event_recorder_.RecordFDMaskEvent(fd, ee.events, "ModFD");  in ModFD()
598           << EventMaskToString(ee.events);  in ModFD()
599   if (epoll_ctl(epoll_fd_, EPOLL_CTL_MOD, fd, &ee)) {  in ModFD()