1 /* taskstats_kern.h - kernel header for per-task statistics interface
3 * Copyright (C) Shailabh Nagar, IBM Corp. 2006
4 * (C) Balbir Singh, IBM Corp. 2006
7 #ifndef _LINUX_TASKSTATS_KERN_H
8 #define _LINUX_TASKSTATS_KERN_H
10 #include <linux/taskstats.h>
11 #include <linux/sched.h>
14 TASKSTATS_MSG_UNICAST, /* send data only to requester */
15 TASKSTATS_MSG_MULTICAST, /* send data to a group */
18 #ifdef CONFIG_TASKSTATS
19 extern kmem_cache_t *taskstats_cache;
21 static inline void taskstats_exit_alloc(struct taskstats **ptidstats,
22 struct taskstats **ptgidstats)
24 *ptidstats = kmem_cache_zalloc(taskstats_cache, SLAB_KERNEL);
25 *ptgidstats = kmem_cache_zalloc(taskstats_cache, SLAB_KERNEL);
28 static inline void taskstats_exit_free(struct taskstats *tidstats,
29 struct taskstats *tgidstats)
32 kmem_cache_free(taskstats_cache, tidstats);
34 kmem_cache_free(taskstats_cache, tgidstats);
37 extern void taskstats_exit_send(struct task_struct *, struct taskstats *,
39 extern void taskstats_init_early(void);
42 static inline void taskstats_exit_alloc(struct taskstats **ptidstats,
43 struct taskstats **ptgidstats)
45 static inline void taskstats_exit_free(struct taskstats *ptidstats,
46 struct taskstats *ptgidstats)
48 static inline void taskstats_exit_send(struct task_struct *tsk,
49 struct taskstats *tidstats,
50 struct taskstats *tgidstats)
52 static inline void taskstats_init_early(void)
54 #endif /* CONFIG_TASKSTATS */