259 		int pid = strtol(ptr, &ptr, 10);  in cg_killall()  local
261 		if (pid == 0)  in cg_killall()
267 		if (kill(pid, SIGKILL))  in cg_killall()
292 int cg_enter(const char *cgroup, int pid)  in cg_enter()  argument
296 	snprintf(pidbuf, sizeof(pidbuf), "%d", pid);  in cg_enter()
314 	int pid, retcode;  in cg_run()  local
316 	pid = fork();  in cg_run()
317 	if (pid < 0) {  in cg_run()
318 		return pid;  in cg_run()
319 	} else if (pid == 0) {  in cg_run()
327 		waitpid(pid, &retcode, 0);  in cg_run()
338 	pid_t pid;  in clone_into_cgroup()  local
346 	pid = sys_clone3(&args, sizeof(struct __clone_args));  in clone_into_cgroup()
352 	if (pid < 0 && (errno == ENOSYS || errno == E2BIG))  in clone_into_cgroup()
355 	return pid;  in clone_into_cgroup()
363 int clone_reap(pid_t pid, int options)  in clone_reap()  argument
371 	ret = waitid(P_PID, pid, &info, options | __WALL | __WNOTHREAD);  in clone_reap()
413 	pid_t pid;  in clone_into_cgroup_run_nowait()  local
419 	pid = clone_into_cgroup(cgroup_fd);  in clone_into_cgroup_run_nowait()
421 	if (pid == 0)  in clone_into_cgroup_run_nowait()
424 	return pid;  in clone_into_cgroup_run_nowait()
431 	int pid;  in cg_run_nowait()  local
433 	pid = clone_into_cgroup_run_nowait(cgroup, fn, arg);  in cg_run_nowait()
434 	if (pid > 0)  in cg_run_nowait()
435 		return pid;  in cg_run_nowait()
438 	if (pid < 0 && errno != ENOSYS)  in cg_run_nowait()
441 	pid = fork();  in cg_run_nowait()
442 	if (pid == 0) {  in cg_run_nowait()
451 	return pid;  in cg_run_nowait()
511 int set_oom_adj_score(int pid, int score)  in set_oom_adj_score()  argument
516 	sprintf(path, "/proc/%d/oom_score_adj", pid);  in set_oom_adj_score()
532 ssize_t proc_read_text(int pid, bool thread, const char *item, char *buf, size_t size)  in proc_read_text()  argument
536 	if (!pid)  in proc_read_text()
540 		snprintf(path, sizeof(path), "/proc/%d/%s", pid, item);  in proc_read_text()
545 int proc_read_strstr(int pid, bool thread, const char *item, const char *needle)  in proc_read_strstr()  argument
549 	if (proc_read_text(pid, thread, item, buf, sizeof(buf)) < 0)  in proc_read_strstr()
558 	pid_t pid;  in clone_into_cgroup_run_wait()  local
564 	pid = clone_into_cgroup(cgroup_fd);  in clone_into_cgroup_run_wait()
566 	if (pid < 0)  in clone_into_cgroup_run_wait()
569 	if (pid == 0)  in clone_into_cgroup_run_wait()
576 	(void)clone_reap(pid, WEXITED);  in clone_into_cgroup_run_wait()