perf tools: Fix call-chain cumul hit based sub-total (fractal mode)

[safe/jmp/linux-2.6] / tools / perf / util / callchain.h

diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index fa1cd2f..b2d128e 100644 (file)
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -2,22 +2,42 @@
 #define __PERF_CALLCHAIN_H
 
 #include "../perf.h"
-#include "list.h"
-#include "rbtree.h"
+#include <linux/list.h>
+#include <linux/rbtree.h>
+#include "symbol.h"
 
+enum chain_mode {
+       CHAIN_FLAT,
+       CHAIN_GRAPH_ABS,
+       CHAIN_GRAPH_REL
+};
 
 struct callchain_node {
        struct callchain_node   *parent;
        struct list_head        brothers;
-       struct list_head        children;
-       struct list_head        val;
-       struct rb_node          rb_node;
-       int                     val_nr;
-       int                     hit;
+       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 */
+       unsigned int            val_nr;
+       u64                     hit;
+       u64                     children_hit;
+};
+
+struct callchain_param;
+
+typedef void (*sort_chain_func_t)(struct rb_root *, struct callchain_node *,
+                                u64, struct callchain_param *);
+
+struct callchain_param {
+       enum chain_mode         mode;
+       double                  min_percent;
+       sort_chain_func_t       sort;
 };
 
 struct callchain_list {
-       unsigned long           ip;
+       u64                     ip;
+       struct symbol           *sym;
        struct list_head        list;
 };
 
@@ -28,6 +48,12 @@ static inline void callchain_init(struct callchain_node *node)
        INIT_LIST_HEAD(&node->val);
 }
 
-void append_chain(struct callchain_node *root, struct ip_callchain *chain);
-void sort_chain_to_rbtree(struct rb_root *rb_root, struct callchain_node *node);
+static inline u64 cumul_hits(struct callchain_node *node)
+{
+       return node->hit + node->children_hit;
+}
+
+int register_callchain_param(struct callchain_param *param);
+void append_chain(struct callchain_node *root, struct ip_callchain *chain,
+                 struct symbol **syms);
 #endif