Implement event notifiers for tracepoints

[lttng-modules.git] / include / lttng / events.h

diff --git a/include/lttng/events.h b/include/lttng/events.h
index 4c94116eec236470bebbfe4de3815a228dae1b3d..5fb7a7804a1807ba8d5f22e960c2b31ccae2d5e0 100644 (file)
--- a/include/lttng/events.h
+++ b/include/lttng/events.h
@@ -170,6 +170,7 @@ struct lttng_perf_counter_field {
 
 struct lttng_probe_ctx {
        struct lttng_event *event;
+       struct lttng_event_notifier *event_notifier; // Not sure if we will ever need it.
        uint8_t interruptible;
 };
 
@@ -212,6 +213,7 @@ struct lttng_event_desc {
        const struct lttng_event_field *fields; /* event payload */
        unsigned int nr_fields;
        struct module *owner;
+       void *event_notifier_callback;
 };
 
 struct lttng_probe_desc {
@@ -654,7 +656,9 @@ int lttng_event_notifier_enabler_enable(
 int lttng_event_notifier_enabler_disable(
                struct lttng_event_notifier_enabler *event_notifier_enabler);
 int lttng_fix_pending_events(void);
+int lttng_fix_pending_event_notifiers(void);
 int lttng_session_active(void);
+bool lttng_event_notifier_active(void);
 
 struct lttng_session *lttng_session_create(void);
 int lttng_session_enable(struct lttng_session *session);