LTTCOMM_NO_EVENT, /* No event found */
LTTCOMM_CONNECT_FAIL, /* Unable to connect to unix socket */
LTTCOMM_APP_NOT_FOUND, /* App not found in traceable app list */
+ LTTCOMM_EPERM, /* Permission denied */
LTTCOMM_KERN_NA, /* Kernel tracer unavalable */
LTTCOMM_KERN_EVENT_EXIST, /* Kernel event already exists */
LTTCOMM_KERN_SESS_FAIL, /* Kernel create session failed */