// delete_ust_app_ctx(sock, ltctx);
//}
//ret = hashtable_destroy(ltc->ctx);
cds_lfht_for_each_entry(ua_chan->events, &iter, ua_event, node) {
// delete_ust_app_ctx(sock, ltctx);
//}
//ret = hashtable_destroy(ltc->ctx);
cds_lfht_for_each_entry(ua_chan->events, &iter, ua_event, node) {