Linux kernel mirror (for testing)
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __PERF_THREAD_MAP_H
3#define __PERF_THREAD_MAP_H
4
5#include <sys/types.h>
6#include <stdio.h>
7#include <linux/refcount.h>
8
9struct thread_map_data {
10 pid_t pid;
11 char *comm;
12};
13
14struct thread_map {
15 refcount_t refcnt;
16 int nr;
17 struct thread_map_data map[];
18};
19
20struct thread_map_event;
21
22struct thread_map *thread_map__new_dummy(void);
23struct thread_map *thread_map__new_by_pid(pid_t pid);
24struct thread_map *thread_map__new_by_tid(pid_t tid);
25struct thread_map *thread_map__new_by_uid(uid_t uid);
26struct thread_map *thread_map__new(pid_t pid, pid_t tid, uid_t uid);
27struct thread_map *thread_map__new_event(struct thread_map_event *event);
28
29struct thread_map *thread_map__get(struct thread_map *map);
30void thread_map__put(struct thread_map *map);
31
32struct thread_map *thread_map__new_str(const char *pid,
33 const char *tid, uid_t uid);
34
35struct thread_map *thread_map__new_by_tid_str(const char *tid_str);
36
37size_t thread_map__fprintf(struct thread_map *threads, FILE *fp);
38
39static inline int thread_map__nr(struct thread_map *threads)
40{
41 return threads ? threads->nr : 1;
42}
43
44static inline pid_t thread_map__pid(struct thread_map *map, int thread)
45{
46 return map->map[thread].pid;
47}
48
49static inline void
50thread_map__set_pid(struct thread_map *map, int thread, pid_t pid)
51{
52 map->map[thread].pid = pid;
53}
54
55static inline char *thread_map__comm(struct thread_map *map, int thread)
56{
57 return map->map[thread].comm;
58}
59
60void thread_map__read_comms(struct thread_map *threads);
61bool thread_map__has(struct thread_map *threads, pid_t pid);
62int thread_map__remove(struct thread_map *threads, int idx);
63#endif /* __PERF_THREAD_MAP_H */