/* taskstats_kern.h - kernel header for per-task statistics interface
   *
   * Copyright (C) Shailabh Nagar, IBM Corp. 2006
   *           (C) Balbir Singh,   IBM Corp. 2006
   */
  
  #ifndef _LINUX_TASKSTATS_KERN_H
  #define _LINUX_TASKSTATS_KERN_H
  
  #include <linux/taskstats.h>
  #include <linux/sched.h>

  #include <linux/slab.h>

  #ifdef CONFIG_TASKSTATS

  extern struct kmem_cache *taskstats_cache;

  extern struct mutex taskstats_exit_mutex;

  static inline void taskstats_tgid_free(struct signal_struct *sig)
  {

  	if (sig->stats)
  		kmem_cache_free(taskstats_cache, sig->stats);

  }

  extern void taskstats_exit(struct task_struct *, int group_dead);

  extern void taskstats_init_early(void);

  #else

  static inline void taskstats_exit(struct task_struct *tsk, int group_dead)

  {}

  static inline void taskstats_tgid_free(struct signal_struct *sig)

  {}
  static inline void taskstats_init_early(void)
  {}
  #endif /* CONFIG_TASKSTATS */
  
  #endif