struct lttng_ust_event_exclusion excluder;
};
+/* Data structures used by the tracer. */
+
+struct tp_list_entry {
+ struct lttng_ust_tracepoint_iter tp;
+ struct cds_list_head head;
+};
+
+struct lttng_ust_tracepoint_list {
+ struct tp_list_entry *iter;
+ struct cds_list_head head;
+};
+
+struct tp_field_list_entry {
+ struct lttng_ust_field_iter field;
+ struct cds_list_head head;
+};
+
+struct lttng_ust_field_list {
+ struct tp_field_list_entry *iter;
+ struct cds_list_head head;
+};
+
+/*
+ * Objects in a linked-list of enablers, owned by an event or event_notifier.
+ * This is used because an event (or a event_notifier) can be enabled by more
+ * than one enabler and we want a quick way to iterate over all enablers of an
+ * object.
+ *
+ * For example, event rules "my_app:a*" and "my_app:ab*" will both match the
+ * event with the name "my_app:abc".
+ */
+struct lttng_enabler_ref {
+ struct cds_list_head node; /* enabler ref list */
+ struct lttng_enabler *ref; /* backward ref */
+};
+
+#define LTTNG_COUNTER_DIMENSION_MAX 8
+struct lttng_counter_dimension {
+ uint64_t size;
+ uint64_t underflow_index;
+ uint64_t overflow_index;
+ uint8_t has_underflow;
+ uint8_t has_overflow;
+};
+
+struct lttng_counter {
+ int objd;
+ struct lttng_event_notifier_group *event_notifier_group; /* owner */
+ struct lttng_counter_transport *transport;
+ struct lib_counter *counter;
+ struct lttng_counter_ops *ops;
+};
+
+struct lttng_event_notifier_group {
+ int objd;
+ void *owner;
+ int notification_fd;
+ struct cds_list_head node; /* Event notifier group handle list */
+ struct cds_list_head enablers_head;
+ struct cds_list_head event_notifiers_head; /* list of event_notifiers */
+ struct lttng_ust_event_notifier_ht event_notifiers_ht; /* hashtable of event_notifiers */
+ struct lttng_ctx *ctx; /* contexts for filters. */
+
+ struct lttng_counter *error_counter;
+ size_t error_counter_len;
+};
+
+struct lttng_transport {
+ char *name;
+ struct cds_list_head node;
+ struct lttng_channel_ops ops;
+ const struct lttng_ust_lib_ring_buffer_config *client_config;
+};
+
+struct lttng_counter_transport {
+ char *name;
+ struct cds_list_head node;
+ struct lttng_counter_ops ops;
+ const struct lib_counter_config *client_config;
+};
+
+struct lttng_ust_event_private {
+ struct lttng_event *pub; /* Public event interface */
+
+ const struct lttng_event_desc *desc;
+ enum lttng_ust_instrumentation instrumentation;
+ struct cds_list_head node; /* Event list in session */
+
+ /* Backward references: list of lttng_enabler_ref (ref to enablers) */
+ struct cds_list_head enablers_ref_head;
+ struct cds_hlist_node hlist; /* session ht of events */
+ int registered; /* has reg'd tracepoint probe */
+};
+
static inline
struct lttng_enabler *lttng_event_enabler_as_enabler(
struct lttng_event_enabler *event_enabler)