xref: /openbmc/linux/tools/perf/util/thread.h (revision 089a49b6)
1 #ifndef __PERF_THREAD_H
2 #define __PERF_THREAD_H
3 
4 #include <linux/rbtree.h>
5 #include <unistd.h>
6 #include <sys/types.h>
7 #include "symbol.h"
8 
9 struct thread {
10 	union {
11 		struct rb_node	 rb_node;
12 		struct list_head node;
13 	};
14 	struct map_groups	mg;
15 	pid_t			pid_; /* Not all tools update this */
16 	pid_t			tid;
17 	pid_t			ppid;
18 	char			shortname[3];
19 	bool			comm_set;
20 	bool			dead; /* if set thread has exited */
21 	char			*comm;
22 	int			comm_len;
23 
24 	void			*priv;
25 };
26 
27 struct machine;
28 
29 struct thread *thread__new(pid_t pid, pid_t tid);
30 void thread__delete(struct thread *self);
31 static inline void thread__exited(struct thread *thread)
32 {
33 	thread->dead = true;
34 }
35 
36 int thread__set_comm(struct thread *self, const char *comm);
37 int thread__comm_len(struct thread *self);
38 void thread__insert_map(struct thread *self, struct map *map);
39 int thread__fork(struct thread *self, struct thread *parent);
40 size_t thread__fprintf(struct thread *thread, FILE *fp);
41 
42 static inline struct map *thread__find_map(struct thread *self,
43 					   enum map_type type, u64 addr)
44 {
45 	return self ? map_groups__find(&self->mg, type, addr) : NULL;
46 }
47 
48 void thread__find_addr_map(struct thread *thread, struct machine *machine,
49 			   u8 cpumode, enum map_type type, u64 addr,
50 			   struct addr_location *al);
51 
52 void thread__find_addr_location(struct thread *thread, struct machine *machine,
53 				u8 cpumode, enum map_type type, u64 addr,
54 				struct addr_location *al);
55 
56 static inline void *thread__priv(struct thread *thread)
57 {
58 	return thread->priv;
59 }
60 
61 static inline void thread__set_priv(struct thread *thread, void *p)
62 {
63 	thread->priv = p;
64 }
65 #endif	/* __PERF_THREAD_H */
66