1 files changed, 8 insertions, 6 deletions

diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index 2b585bc308cf..4f7f989876ec 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -21,11 +21,11 @@ enum chain_order {
 
 struct callchain_node {
         struct callchain_node   *parent;
-        struct list_head        siblings;
-        struct list_head        children;
         struct list_head        val;
-        struct rb_node          rb_node; /* to sort nodes in an rbtree */
-        struct rb_root          rb_root; /* sorted tree of children */
+        struct rb_node          rb_node_in; /* to insert nodes in an rbtree */
+        struct rb_node          rb_node;    /* to sort nodes in an output tree */
+        struct rb_root          rb_root_in; /* input tree of children */
+        struct rb_root          rb_root;    /* sorted output tree of children */
         unsigned int            val_nr;
         u64                     hit;
         u64                     children_hit;
@@ -86,13 +86,12 @@ extern __thread struct callchain_cursor callchain_cursor;
 
 static inline void callchain_init(struct callchain_root *root)
 {
-        INIT_LIST_HEAD(&root->node.siblings);
-        INIT_LIST_HEAD(&root->node.children);
         INIT_LIST_HEAD(&root->node.val);
 
         root->node.parent = NULL;
         root->node.hit = 0;
         root->node.children_hit = 0;
+        root->node.rb_root_in = RB_ROOT;
         root->max_depth = 0;
 }
 
@@ -147,6 +146,9 @@ static inline void callchain_cursor_advance(struct callchain_cursor *cursor)
 
 struct option;
 
+int record_parse_callchain(const char *arg, struct perf_record_opts *opts);
 int record_parse_callchain_opt(const struct option *opt, const char *arg, int unset);
+int record_callchain_opt(const struct option *opt, const char *arg, int unset);
+
 extern const char record_callchain_help[];
 #endif  /* __PERF_CALLCHAIN_H */