From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Thu, 9 Feb 2012 21:16:35 +0000 (-0500)
Subject: Add debug printout to tracepoint.c
X-Git-Tag: v1.9.6~3
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=05780d81d89c19ff3f9356796bb636a255f11077;p=lttng-ust.git

Add debug printout to tracepoint.c

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/liblttng-ust/tracepoint.c b/liblttng-ust/tracepoint.c
index 66676f1b..7144fab4 100644
--- a/liblttng-ust/tracepoint.c
+++ b/liblttng-ust/tracepoint.c
@@ -401,6 +401,8 @@ int __tracepoint_probe_register(const char *name, void *probe, void *data)
 	void *old;
 	int ret = 0;
 
+	DBG("Registering probe to tracepoint %s", name);
+
 	pthread_mutex_lock(&tracepoint_mutex);
 	old = tracepoint_add_probe(name, probe, data);
 	if (IS_ERR(old)) {
@@ -442,6 +444,8 @@ int __tracepoint_probe_unregister(const char *name, void *probe, void *data)
 	void *old;
 	int ret = 0;
 
+	DBG("Un-registering probe from tracepoint %s", name);
+
 	pthread_mutex_lock(&tracepoint_mutex);
 	old = tracepoint_remove_probe(name, probe, data);
 	if (IS_ERR(old)) {
@@ -504,6 +508,8 @@ int tracepoint_probe_unregister_noupdate(const char *name, void *probe,
 	void *old;
 	int ret = 0;
 
+	DBG("Un-registering probe from tracepoint %s", name);
+
 	pthread_mutex_lock(&tracepoint_mutex);
 	old = tracepoint_remove_probe(name, probe, data);
 	if (IS_ERR(old)) {
@@ -608,6 +614,13 @@ lib_added:
 
 	DBG("just registered a tracepoints section from %p and having %d tracepoints",
 		tracepoints_start, tracepoints_count);
+	if (ust_debug()) {
+		int i;
+
+		for (i = 0; i < tracepoints_count; i++) {
+			DBG("registered tracepoint: %s", tracepoints_start[i]->name);
+		}
+	}
 
 	return 0;
 }