LTTCOMM_UST_NO_SESSION, /* No UST session found */
LTTCOMM_UST_LIST_FAIL, /* UST listing events failed */
LTTCOMM_UST_EVENT_EXIST, /* UST event exist */
LTTCOMM_UST_NO_SESSION, /* No UST session found */
LTTCOMM_UST_LIST_FAIL, /* UST listing events failed */
LTTCOMM_UST_EVENT_EXIST, /* UST event exist */