From: Pierre-Marc Fournier <pierre-marc.fournier@polymtl.ca>
Date: Mon, 23 Feb 2009 20:13:04 +0000 (-0500)
Subject: libmarkers: add locking
X-Git-Tag: v1.9.1~1052
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=0b5207fadc4fb80ba7aeb9a62f613a6b9a53619f;p=lttng-ust.git

libmarkers: add locking
---

diff --git a/libmarkers/marker.c b/libmarkers/marker.c
index 33d63c0b..2fa723dc 100644
--- a/libmarkers/marker.c
+++ b/libmarkers/marker.c
@@ -1497,7 +1497,10 @@ int marker_register_lib(struct marker *markers_start, int markers_count)
 	pl->markers_start = markers_start;
 	pl->markers_count = markers_count;
 
+	/* FIXME: maybe protect this with its own mutex? */
+	lock_markers();
 	list_add(&pl->list, &libs);
+	unlock_markers();
 
 	new_markers(markers_start, markers_start + markers_count);
 
@@ -1509,6 +1512,14 @@ int marker_register_lib(struct marker *markers_start, int markers_count)
 	return 0;
 }
 
+int marker_unregister_lib(struct marker *markers_start, int markers_count)
+{
+	/*FIXME: implement; but before implementing, marker_register_lib must
+          have appropriate locking. */
+
+	return 0;
+}
+
 static int initialized = 0;
 
 void __attribute__((constructor)) init_markers(void)