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 int err_thread;
18 struct thread_map_data map[];
19};
20
21struct thread_map_event;
22
23struct thread_map *thread_map__new_dummy(void);
24struct thread_map *thread_map__new_by_pid(pid_t pid);
25struct thread_map *thread_map__new_by_tid(pid_t tid);
26struct thread_map *thread_map__new_by_uid(uid_t uid);
27struct thread_map *thread_map__new_all_cpus(void);
28struct thread_map *thread_map__new(pid_t pid, pid_t tid, uid_t uid);
29struct thread_map *thread_map__new_event(struct thread_map_event *event);
30
31struct thread_map *thread_map__get(struct thread_map *map);
32void thread_map__put(struct thread_map *map);
33
34struct thread_map *thread_map__new_str(const char *pid,
35 const char *tid, uid_t uid, bool all_threads);
36
37struct thread_map *thread_map__new_by_tid_str(const char *tid_str);
38
39size_t thread_map__fprintf(struct thread_map *threads, FILE *fp);
40
41static inline int thread_map__nr(struct thread_map *threads)
42{
43 return threads ? threads->nr : 1;
44}
45
46static inline pid_t thread_map__pid(struct thread_map *map, int thread)
47{
48 return map->map[thread].pid;
49}
50
51static inline void
52thread_map__set_pid(struct thread_map *map, int thread, pid_t pid)
53{
54 map->map[thread].pid = pid;
55}
56
57static inline char *thread_map__comm(struct thread_map *map, int thread)
58{
59 return map->map[thread].comm;
60}
61
62void thread_map__read_comms(struct thread_map *threads);
63bool thread_map__has(struct thread_map *threads, pid_t pid);
64int thread_map__remove(struct thread_map *threads, int idx);
65#endif /* __PERF_THREAD_MAP_H */