1 files changed, 65 insertions, 0 deletions
diff --git a/tools/perf/util/thread_map.h b/tools/perf/util/thread_map.h
new file mode 100644
index 000000000..2f689c90a
--- /dev/null
+++ b/tools/perf/util/thread_map.h
@@ -0,0 +1,65 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PERF_THREAD_MAP_H
+#define __PERF_THREAD_MAP_H
+
+#include <sys/types.h>
+#include <stdio.h>
+#include <linux/refcount.h>
+
+struct thread_map_data {
+	pid_t    pid;
+	char	*comm;
+};
+
+struct thread_map {
+	refcount_t refcnt;
+	int nr;
+	int err_thread;
+	struct thread_map_data map[];
+};
+
+struct thread_map_event;
+
+struct thread_map *thread_map__new_dummy(void);
+struct thread_map *thread_map__new_by_pid(pid_t pid);
+struct thread_map *thread_map__new_by_tid(pid_t tid);
+struct thread_map *thread_map__new_by_uid(uid_t uid);
+struct thread_map *thread_map__new_all_cpus(void);
+struct thread_map *thread_map__new(pid_t pid, pid_t tid, uid_t uid);
+struct thread_map *thread_map__new_event(struct thread_map_event *event);
+
+struct thread_map *thread_map__get(struct thread_map *map);
+void thread_map__put(struct thread_map *map);
+
+struct thread_map *thread_map__new_str(const char *pid,
+		const char *tid, uid_t uid, bool all_threads);
+
+struct thread_map *thread_map__new_by_tid_str(const char *tid_str);
+
+size_t thread_map__fprintf(struct thread_map *threads, FILE *fp);
+
+static inline int thread_map__nr(struct thread_map *threads)
+{
+	return threads ? threads->nr : 1;
+}
+
+static inline pid_t thread_map__pid(struct thread_map *map, int thread)
+{
+	return map->map[thread].pid;
+}
+
+static inline void
+thread_map__set_pid(struct thread_map *map, int thread, pid_t pid)
+{
+	map->map[thread].pid = pid;
+}
+
+static inline char *thread_map__comm(struct thread_map *map, int thread)
+{
+	return map->map[thread].comm;
+}
+
+void thread_map__read_comms(struct thread_map *threads);
+bool thread_map__has(struct thread_map *threads, pid_t pid);
+int thread_map__remove(struct thread_map *threads, int idx);
+#endif	/* __PERF_THREAD_MAP_H */