xref: /linux/tools/perf/util/thread.h (revision a33f32244d8550da8b4a26e277ce07d5c6d158b5)
1 #ifndef __PERF_THREAD_H
2 #define __PERF_THREAD_H
3 
4 #include <linux/rbtree.h>
5 #include <unistd.h>
6 #include "symbol.h"
7 
8 struct map_groups {
9 	struct rb_root		maps[MAP__NR_TYPES];
10 	struct list_head	removed_maps[MAP__NR_TYPES];
11 };
12 
13 size_t __map_groups__fprintf_maps(struct map_groups *self,
14 				  enum map_type type, FILE *fp);
15 
16 struct thread {
17 	struct rb_node		rb_node;
18 	struct map_groups	mg;
19 	pid_t			pid;
20 	char			shortname[3];
21 	bool			comm_set;
22 	char			*comm;
23 	int			comm_len;
24 };
25 
26 void map_groups__init(struct map_groups *self);
27 int thread__set_comm(struct thread *self, const char *comm);
28 int thread__comm_len(struct thread *self);
29 struct thread *perf_session__findnew(struct perf_session *self, pid_t pid);
30 void thread__insert_map(struct thread *self, struct map *map);
31 int thread__fork(struct thread *self, struct thread *parent);
32 size_t map_groups__fprintf_maps(struct map_groups *self, FILE *fp);
33 size_t perf_session__fprintf(struct perf_session *self, FILE *fp);
34 
35 void maps__insert(struct rb_root *maps, struct map *map);
36 struct map *maps__find(struct rb_root *maps, u64 addr);
37 
38 static inline void map_groups__insert(struct map_groups *self, struct map *map)
39 {
40 	 maps__insert(&self->maps[map->type], map);
41 }
42 
43 static inline struct map *map_groups__find(struct map_groups *self,
44 					   enum map_type type, u64 addr)
45 {
46 	return maps__find(&self->maps[type], addr);
47 }
48 
49 static inline struct map *thread__find_map(struct thread *self,
50 					   enum map_type type, u64 addr)
51 {
52 	return self ? map_groups__find(&self->mg, type, addr) : NULL;
53 }
54 
55 void thread__find_addr_map(struct thread *self,
56 			   struct perf_session *session, u8 cpumode,
57 			   enum map_type type, u64 addr,
58 			   struct addr_location *al);
59 
60 void thread__find_addr_location(struct thread *self,
61 				struct perf_session *session, u8 cpumode,
62 				enum map_type type, u64 addr,
63 				struct addr_location *al,
64 				symbol_filter_t filter);
65 struct symbol *map_groups__find_symbol(struct map_groups *self,
66 				       enum map_type type, u64 addr,
67 				       symbol_filter_t filter);
68 
69 static inline struct symbol *map_groups__find_function(struct map_groups *self,
70 						       u64 addr,
71 						       symbol_filter_t filter)
72 {
73 	return map_groups__find_symbol(self, MAP__FUNCTION, addr, filter);
74 }
75 
76 struct map *map_groups__find_by_name(struct map_groups *self,
77 				     enum map_type type, const char *name);
78 
79 int __map_groups__create_kernel_maps(struct map_groups *self,
80 				     struct map *vmlinux_maps[MAP__NR_TYPES],
81 				     struct dso *kernel);
82 int map_groups__create_kernel_maps(struct map_groups *self,
83 				   struct map *vmlinux_maps[MAP__NR_TYPES]);
84 
85 struct map *map_groups__new_module(struct map_groups *self, u64 start,
86 				   const char *filename);
87 #endif	/* __PERF_THREAD_H */
88