Commit | Line | Data |
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8cb76d99 FW |
1 | #ifndef __PERF_CALLCHAIN_H |
2 | #define __PERF_CALLCHAIN_H | |
3 | ||
4 | #include "../perf.h" | |
5da50258 | 5 | #include <linux/list.h> |
43cbcd8a | 6 | #include <linux/rbtree.h> |
66e274f3 | 7 | #include "util.h" |
4424961a | 8 | #include "symbol.h" |
8cb76d99 | 9 | |
4eb3e478 | 10 | enum chain_mode { |
b1a88349 | 11 | CHAIN_NONE, |
805d127d FW |
12 | CHAIN_FLAT, |
13 | CHAIN_GRAPH_ABS, | |
14 | CHAIN_GRAPH_REL | |
4eb3e478 | 15 | }; |
8cb76d99 FW |
16 | |
17 | struct callchain_node { | |
18 | struct callchain_node *parent; | |
19 | struct list_head brothers; | |
f37a291c IM |
20 | struct list_head children; |
21 | struct list_head val; | |
4eb3e478 FW |
22 | struct rb_node rb_node; /* to sort nodes in an rbtree */ |
23 | struct rb_root rb_root; /* sorted tree of children */ | |
f37a291c IM |
24 | unsigned int val_nr; |
25 | u64 hit; | |
1953287b | 26 | u64 children_hit; |
8cb76d99 FW |
27 | }; |
28 | ||
805d127d FW |
29 | struct callchain_param; |
30 | ||
31 | typedef void (*sort_chain_func_t)(struct rb_root *, struct callchain_node *, | |
32 | u64, struct callchain_param *); | |
33 | ||
34 | struct callchain_param { | |
35 | enum chain_mode mode; | |
36 | double min_percent; | |
37 | sort_chain_func_t sort; | |
38 | }; | |
39 | ||
8cb76d99 | 40 | struct callchain_list { |
f37a291c | 41 | u64 ip; |
4424961a | 42 | struct symbol *sym; |
8cb76d99 FW |
43 | struct list_head list; |
44 | }; | |
45 | ||
46 | static inline void callchain_init(struct callchain_node *node) | |
47 | { | |
48 | INIT_LIST_HEAD(&node->brothers); | |
49 | INIT_LIST_HEAD(&node->children); | |
50 | INIT_LIST_HEAD(&node->val); | |
51 | } | |
52 | ||
1953287b FW |
53 | static inline u64 cumul_hits(struct callchain_node *node) |
54 | { | |
55 | return node->hit + node->children_hit; | |
56 | } | |
57 | ||
805d127d | 58 | int register_callchain_param(struct callchain_param *param); |
4424961a FW |
59 | void append_chain(struct callchain_node *root, struct ip_callchain *chain, |
60 | struct symbol **syms); | |
8cb76d99 | 61 | #endif |