1 files changed, 33 insertions, 6 deletions

diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index 2b585bc308c..8f84423a75d 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -7,6 +7,13 @@
 #include "event.h"
 #include "symbol.h"
 
+enum perf_call_graph_mode {
+	CALLCHAIN_NONE,
+	CALLCHAIN_FP,
+	CALLCHAIN_DWARF,
+	CALLCHAIN_MAX
+};
+
 enum chain_mode {
 	CHAIN_NONE,
 	CHAIN_FLAT,
@@ -21,11 +28,11 @@ 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 +93,12 @@ 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;
 }
 
@@ -146,7 +152,28 @@ static inline void callchain_cursor_advance(struct callchain_cursor *cursor)
 }
 
 struct option;
+struct hist_entry;
 
+int record_parse_callchain(const char *arg, struct 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);
+
+int sample__resolve_callchain(struct perf_sample *sample, struct symbol **parent,
+			      struct perf_evsel *evsel, struct addr_location *al,
+			      int max_stack);
+int hist_entry__append_callchain(struct hist_entry *he, struct perf_sample *sample);
+int fill_callchain_info(struct addr_location *al, struct callchain_cursor_node *node,
+			bool hide_unresolved);
+
 extern const char record_callchain_help[];
+int parse_callchain_report_opt(const char *arg);
+
+static inline void callchain_cursor_snapshot(struct callchain_cursor *dest,
+					     struct callchain_cursor *src)
+{
+	*dest = *src;
+
+	dest->first = src->curr;
+	dest->nr -= src->pos;
+}
 #endif	/* __PERF_CALLCHAIN_H */