+#define LTTNG_UST_TRIGGER_PADDING1 16
+#define LTTNG_UST_TRIGGER_PADDING2 (LTTNG_UST_SYM_NAME_LEN + 32)
+struct lttng_ust_trigger {
+ uint64_t id;
+ enum lttng_ust_instrumentation instrumentation;
+ char name[LTTNG_UST_SYM_NAME_LEN]; /* event name */
+
+ enum lttng_ust_loglevel_type loglevel_type;
+ int loglevel; /* value, -1: all */
+ char padding[LTTNG_UST_TRIGGER_PADDING1];
+
+ /* Per instrumentation type configuration */
+ union {
+ char padding[LTTNG_UST_TRIGGER_PADDING2];
+ } u;
+} LTTNG_PACKED;
+
+#define LTTNG_TRIGGER_NOTIFICATION_PADDING 32
+struct lttng_ust_trigger_notification {
+ uint64_t id;
+ char padding[LTTNG_TRIGGER_NOTIFICATION_PADDING];
+} LTTNG_PACKED;
+