include/linux/taskstats_kern.h

   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
  14 extern struct kmem_cache *taskstats_cache;
  15 extern struct mutex taskstats_exit_mutex;
  16
  17 static inline void taskstats_tgid_free(struct signal_struct *sig)
  18 {
  19         if (sig->stats)
  20                 kmem_cache_free(taskstats_cache, sig->stats);
  21 }
  22
  23 extern void taskstats_exit(struct task_struct *, int group_dead);
  24 extern void taskstats_init_early(void);
  25 #else
  26 static inline void taskstats_exit(struct task_struct *tsk, int group_dead)
  27 {}
  28 static inline void taskstats_tgid_free(struct signal_struct *sig)
  29 {}
  30 static inline void taskstats_init_early(void)
  31 {}
  32 #endif /* CONFIG_TASKSTATS */
  33
  34 #endif
  35