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 9 struct thread_map_data { 10 pid_t pid; 11 char *comm; 12 }; 13 14 struct thread_map { 15 refcount_t refcnt; 16 int nr; 17 struct thread_map_data map[]; 18 }; 19 20 struct thread_map_event; 21 22 struct thread_map *thread_map__new_dummy(void); 23 struct thread_map *thread_map__new_by_pid(pid_t pid); 24 struct thread_map *thread_map__new_by_tid(pid_t tid); 25 struct thread_map *thread_map__new_by_uid(uid_t uid); 26 struct thread_map *thread_map__new(pid_t pid, pid_t tid, uid_t uid); 27 struct thread_map *thread_map__new_event(struct thread_map_event *event); 28 29 struct thread_map *thread_map__get(struct thread_map *map); 30 void thread_map__put(struct thread_map *map); 31 32 struct thread_map *thread_map__new_str(const char *pid, 33 const char *tid, uid_t uid); 34 35 struct thread_map *thread_map__new_by_tid_str(const char *tid_str); 36 37 size_t thread_map__fprintf(struct thread_map *threads, FILE *fp); 38 39 static inline int thread_map__nr(struct thread_map *threads) 40 { 41 return threads ? threads->nr : 1; 42 } 43 44 static inline pid_t thread_map__pid(struct thread_map *map, int thread) 45 { 46 return map->map[thread].pid; 47 } 48 49 static inline void 50 thread_map__set_pid(struct thread_map *map, int thread, pid_t pid) 51 { 52 map->map[thread].pid = pid; 53 } 54 55 static inline char *thread_map__comm(struct thread_map *map, int thread) 56 { 57 return map->map[thread].comm; 58 } 59 60 void thread_map__read_comms(struct thread_map *threads); 61 bool thread_map__has(struct thread_map *threads, pid_t pid); 62 int thread_map__remove(struct thread_map *threads, int idx); 63 #endif /* __PERF_THREAD_MAP_H */ 64