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-rw-r--r--tools/perf/util/map.h14
1 files changed, 13 insertions, 1 deletions
diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h
index f00f058afb3..ae2d4511058 100644
--- a/tools/perf/util/map.h
+++ b/tools/perf/util/map.h
@@ -6,7 +6,7 @@
#include <linux/rbtree.h>
#include <stdio.h>
#include <stdbool.h>
-#include "types.h"
+#include <linux/types.h>
enum map_type {
MAP__FUNCTION = 0,
@@ -59,8 +59,20 @@ struct map_groups {
struct rb_root maps[MAP__NR_TYPES];
struct list_head removed_maps[MAP__NR_TYPES];
struct machine *machine;
+ int refcnt;
};
+struct map_groups *map_groups__new(void);
+void map_groups__delete(struct map_groups *mg);
+
+static inline struct map_groups *map_groups__get(struct map_groups *mg)
+{
+ ++mg->refcnt;
+ return mg;
+}
+
+void map_groups__put(struct map_groups *mg);
+
static inline struct kmap *map__kmap(struct map *map)
{
return (struct kmap *)(map + 1);