taskstats_kern.h revision 4dd66e69d472f0ba5355a2529364d0db9a18a02b 
1/* taskstats_kern.h - kernel header for per-task statistics interface
2 *
3 * Copyright (C) Shailabh Nagar, IBM Corp. 2006
4 *           (C) Balbir Singh,   IBM Corp. 2006
5 */
6
7#ifndef _LINUX_TASKSTATS_KERN_H
8#define _LINUX_TASKSTATS_KERN_H
9
10#include <linux/taskstats.h>
11#include <linux/sched.h>
12
13#ifdef CONFIG_TASKSTATS
14extern struct kmem_cache *taskstats_cache;
15extern struct mutex taskstats_exit_mutex;
16
17static inline void taskstats_tgid_free(struct signal_struct *sig)
18{
19	if (sig->stats)
20		kmem_cache_free(taskstats_cache, sig->stats);
21}
22
23extern void taskstats_exit(struct task_struct *, int group_dead);
24extern void taskstats_init_early(void);
25#else
26static inline void taskstats_exit(struct task_struct *tsk, int group_dead)
27{}
28static inline void taskstats_tgid_free(struct signal_struct *sig)
29{}
30static inline void taskstats_init_early(void)
31{}
32#endif /* CONFIG_TASKSTATS */
33
34#endif
35
36