Print DBG() message about compiler weak hidden symbol behavior

[lttng-ust.git] / liblttng-ust / tracepoint-internal.h

diff --git a/liblttng-ust/tracepoint-internal.h b/liblttng-ust/tracepoint-internal.h
index c883c7bda62ef8ce1bf9e3d10de9894237ac5ead..3cc95e566b909fe3b705390af0c14d16018ca4c3 100644 (file)
--- a/liblttng-ust/tracepoint-internal.h
+++ b/liblttng-ust/tracepoint-internal.h
@@ -20,28 +20,24 @@
  */
 
 #include <urcu/list.h>
+#include <urcu-bp.h>
 #include <lttng/tracepoint-types.h>
 
+#define TRACE_DEFAULT  TRACE_DEBUG_LINE
+
 struct tracepoint_lib {
-       struct cds_list_head list;
-       struct tracepoint tracepoints_start;
+       struct cds_list_head list;      /* list of registered libs */
+       struct lttng_ust_tracepoint * const *tracepoints_start;
        int tracepoints_count;
+       struct cds_list_head callsites;
 };
 
-struct tracepoint_iter {
-       struct tracepoint_lib *lib;
-       struct tracepoint * const *tracepoint;
-
-extern int tracepoint_probe_register_noupdate(const char *name, void *callback, void *priv);
-extern int tracepoint_probe_unregister_noupdate(const char *name, void *callback, void *priv);
-extern int tracepoint_probe_update_all(void);
-
-extern void tracepoint_iter_start(struct tracepoint_iter *iter);
-extern void tracepoint_iter_next(struct tracepoint_iter *iter);
-extern void tracepoint_iter_stop(struct tracepoint_iter *iter);
-extern void tracepoint_iter_reset(struct tracepoint_iter *iter);
-extern int tracepoint_get_iter_range(struct tracepoint * const **tracepoint,
-       struct tracepoint * const *begin, struct tracepoint * const *end);
+extern int tracepoint_probe_register_noupdate(const char *name,
+               void (*callback)(void), void *priv,
+               const char *signature);
+extern int tracepoint_probe_unregister_noupdate(const char *name,
+               void (*callback)(void), void *priv);
+extern void tracepoint_probe_update_all(void);
 
 /*
  * call after disconnection of last probe implemented within a
@@ -49,10 +45,12 @@ extern int tracepoint_get_iter_range(struct tracepoint * const **tracepoint,
  */
 static inline void tracepoint_synchronize_unregister(void)
 {
-       synchronize_rcu();
+       synchronize_rcu_bp();
 }
 
 extern void init_tracepoint(void);
 extern void exit_tracepoint(void);
 
+void *lttng_ust_tp_check_weak_hidden(void);
+
 #endif /* _LTTNG_TRACEPOINT_INTERNAL_H */