---

yaml
---
r: 158272
b: refs/heads/master
c: 6e08643
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4273b005875c34beda4a11c9d4a9132d80378036
+refs/heads/master: 6e086437f35ad9fda448711732c4ce0f82aad569

trunk/tools/perf/util/thread.c

@@ -4,6 +4,7 @@
 #include <string.h>
 #include "thread.h"
 #include "util.h"
+#include "debug.h"
 
 static struct thread *thread__new(pid_t pid)
 {
@@ -85,9 +86,27 @@ void thread__insert_map(struct thread *self, struct map *map)
 
 	list_for_each_entry_safe(pos, tmp, &self->maps, node) {
 		if (map__overlap(pos, map)) {
-			list_del_init(&pos->node);
-			/* XXX leaks dsos */
-			free(pos);
+			if (verbose >= 2) {
+				printf("overlapping maps:\n");
+				map__fprintf(map, stdout);
+				map__fprintf(pos, stdout);
+			}
+
+			if (map->start <= pos->start && map->end > pos->start)
+				pos->start = map->end;
+
+			if (map->end >= pos->end && map->start < pos->end)
+				pos->end = map->start;
+
+			if (verbose >= 2) {
+				printf("after collision:\n");
+				map__fprintf(pos, stdout);
+			}
+
+			if (pos->start >= pos->end) {
+				list_del_init(&pos->node);
+				free(pos);
+			}
 		}
 	}