157 static void exe_add_tsk(struct taskstats *stats, struct task_struct *tsk)  in exe_add_tsk()  argument
160 	struct file *exe_file = get_task_exe_file(tsk);  in exe_add_tsk()
176 		       struct task_struct *tsk, struct taskstats *stats)  in fill_stats()  argument
186 	delayacct_add_tsk(stats, tsk);  in fill_stats()
190 	stats->nvcsw = tsk->nvcsw;  in fill_stats()
191 	stats->nivcsw = tsk->nivcsw;  in fill_stats()
192 	bacct_add_tsk(user_ns, pid_ns, stats, tsk);  in fill_stats()
195 	xacct_add_tsk(stats, tsk);  in fill_stats()
198 	exe_add_tsk(stats, tsk);  in fill_stats()
203 	struct task_struct *tsk;  in fill_stats_for_pid()  local
205 	tsk = find_get_task_by_vpid(pid);  in fill_stats_for_pid()
206 	if (!tsk)  in fill_stats_for_pid()
208 	fill_stats(current_user_ns(), task_active_pid_ns(current), tsk, stats);  in fill_stats_for_pid()
209 	put_task_struct(tsk);  in fill_stats_for_pid()
215 	struct task_struct *tsk, *first;  in fill_stats_for_tgid()  local
236 	tsk = first;  in fill_stats_for_tgid()
239 		if (tsk->exit_state)  in fill_stats_for_tgid()
247 		delayacct_add_tsk(stats, tsk);  in fill_stats_for_tgid()
250 		delta = start_time - tsk->start_time;  in fill_stats_for_tgid()
255 		task_cputime(tsk, &utime, &stime);  in fill_stats_for_tgid()
259 		stats->nvcsw += tsk->nvcsw;  in fill_stats_for_tgid()
260 		stats->nivcsw += tsk->nivcsw;  in fill_stats_for_tgid()
261 	} while_each_thread(first, tsk);  in fill_stats_for_tgid()
276 static void fill_tgid_exit(struct task_struct *tsk)  in fill_tgid_exit()  argument
280 	spin_lock_irqsave(&tsk->sighand->siglock, flags);  in fill_tgid_exit()
281 	if (!tsk->signal->stats)  in fill_tgid_exit()
290 	delayacct_add_tsk(tsk->signal->stats, tsk);  in fill_tgid_exit()
292 	spin_unlock_irqrestore(&tsk->sighand->siglock, flags);  in fill_tgid_exit()
572 static struct taskstats *taskstats_tgid_alloc(struct task_struct *tsk)  in taskstats_tgid_alloc()  argument
574 	struct signal_struct *sig = tsk->signal;  in taskstats_tgid_alloc()
579 	if (stats || thread_group_empty(tsk))  in taskstats_tgid_alloc()
585 	spin_lock_irq(&tsk->sighand->siglock);  in taskstats_tgid_alloc()
596 	spin_unlock_irq(&tsk->sighand->siglock);  in taskstats_tgid_alloc()
605 void taskstats_exit(struct task_struct *tsk, int group_dead)  in taskstats_exit()  argument
622 	is_thread_group = !!taskstats_tgid_alloc(tsk);  in taskstats_exit()
627 		fill_tgid_exit(tsk);  in taskstats_exit()
639 			 task_pid_nr_ns(tsk, &init_pid_ns));  in taskstats_exit()
643 	fill_stats(&init_user_ns, &init_pid_ns, tsk, stats);  in taskstats_exit()
654 			 task_tgid_nr_ns(tsk, &init_pid_ns));  in taskstats_exit()
658 	memcpy(stats, tsk->signal->stats, sizeof(*stats));  in taskstats_exit()