Move to kernel style SPDX license identifiers

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

diff --git a/liblttng-ust/tracepoint-internal.h b/liblttng-ust/tracepoint-internal.h
index 8ac6487f7b00078db5fa12496991b6d72decde5c..15661652b000adc2cde3588105b8f37a6857167f 100644 (file)
--- a/liblttng-ust/tracepoint-internal.h
+++ b/liblttng-ust/tracepoint-internal.h
@@ -1,37 +1,38 @@
-#ifndef _LTTNG_TRACEPOINT_INTERNAL_H
-#define _LTTNG_TRACEPOINT_INTERNAL_H
-
 /*
- * Copyright (c) 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * SPDX-License-Identifier: LGPL-2.1-only
  *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+ * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  */
 
+#ifndef _LTTNG_TRACEPOINT_INTERNAL_H
+#define _LTTNG_TRACEPOINT_INTERNAL_H
+
 #include <urcu/list.h>
-#include <urcu-bp.h>
 #include <lttng/tracepoint-types.h>
+#include <lttng/ust-events.h>
+
+#define TRACE_DEFAULT  TRACE_DEBUG_LINE
 
 struct tracepoint_lib {
-       struct cds_list_head list;
-       struct tracepoint * const *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;
 };
 
-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_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);
+extern int __tracepoint_probe_register_queue_release(const char *name,
+               void (*func)(void), void *data, const char *signature);
+extern int __tracepoint_probe_unregister_queue_release(const char *name,
+               void (*func)(void), void *data);
+extern void __tracepoint_probe_prune_release_queue(void);
+
+void lttng_ust_synchronize_trace(void);
 
 /*
  * call after disconnection of last probe implemented within a
@@ -39,10 +40,14 @@ extern void tracepoint_probe_update_all(void);
  */
 static inline void tracepoint_synchronize_unregister(void)
 {
-       synchronize_rcu_bp();
+       lttng_ust_synchronize_trace();
 }
 
 extern void init_tracepoint(void);
 extern void exit_tracepoint(void);
 
+void *lttng_ust_tp_check_weak_hidden1(void);
+void *lttng_ust_tp_check_weak_hidden2(void);
+void *lttng_ust_tp_check_weak_hidden3(void);
+
 #endif /* _LTTNG_TRACEPOINT_INTERNAL_H */