SoW-2020-0003: Trace Hit Counters

[lttng-tools.git] / src / bin / lttng-sessiond / kernel.h

diff --git a/src/bin/lttng-sessiond/kernel.h b/src/bin/lttng-sessiond/kernel.h
index 1adf692530cbc7668c416e298c6b046e4f9c4db0..16d8099303f112bff916484194dd7caa5062cf14 100644 (file)
--- a/src/bin/lttng-sessiond/kernel.h
+++ b/src/bin/lttng-sessiond/kernel.h
@@ -29,7 +29,7 @@ int kernel_create_session(struct ltt_session *session);
 int kernel_create_channel(struct ltt_kernel_session *session,
                struct lttng_channel *chan);
 int kernel_create_event(struct lttng_event *ev, struct ltt_kernel_channel *channel,
-               char *filter_expression, struct lttng_filter_bytecode *filter);
+               char *filter_expression, struct lttng_bytecode *filter);
 int kernel_disable_channel(struct ltt_kernel_channel *chan);
 int kernel_disable_event(struct ltt_kernel_event *event);
 int kernel_enable_event(struct ltt_kernel_event *event);
@@ -82,4 +82,37 @@ bool kernel_tracer_is_initialized(void);
 enum lttng_error_code kernel_create_channel_subdirectories(
                const struct ltt_kernel_session *ksess);
 
+enum lttng_error_code kernel_create_event_notifier_group_notification_fd(
+               int *event_notifier_group_notification_fd);
+enum lttng_error_code kernel_destroy_event_notifier_group_notification_fd(
+               int event_notifier_group_notification_fd);
+
+enum lttng_error_code kernel_create_event_counter(
+               struct ltt_kernel_map *kmap,
+               const struct lttng_credentials *creds,
+               uint64_t action_tracer_token,
+               const struct lttng_event_rule *event_rule,
+               struct lttng_map_key *key);
+
+enum lttng_error_code kernel_register_incr_value_action(
+               struct ltt_session *session,
+               const struct lttng_condition *condition,
+               const char *map_name,
+               uint64_t tracer_token,
+               struct lttng_map_key *key);
+
+enum lttng_error_code kernel_register_event_notifier(
+               struct lttng_trigger *trigger,
+               const struct lttng_credentials *cmd_creds);
+enum lttng_error_code kernel_unregister_event_notifier(
+               const struct lttng_trigger *trigger);
+
+enum lttng_error_code kernel_synchronize_tracer_executed_action(void);
+
+enum lttng_error_code kernel_list_map_values(const struct ltt_kernel_map *map,
+               const struct lttng_map_query *query,
+               struct lttng_map_content **map_content);
+
+int kernel_get_notification_fd(void);
+
 #endif /* _LTT_KERNEL_CTL_H */