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| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | /* taskstats_kern.h - kernel header for per-task statistics interface |
| 3 | * |
| 4 | * Copyright (C) Shailabh Nagar, IBM Corp. 2006 |
| 5 | * (C) Balbir Singh, IBM Corp. 2006 |
| 6 | */ |
| 7 | |
| 8 | #ifndef _LINUX_TASKSTATS_KERN_H |
| 9 | #define _LINUX_TASKSTATS_KERN_H |
| 10 | |
| 11 | #include <linux/taskstats.h> |
| 12 | #include <linux/sched/signal.h> |
| 13 | #include <linux/slab.h> |
| 14 | |
| 15 | #ifdef CONFIG_TASKSTATS |
| 16 | extern struct kmem_cache *taskstats_cache; |
| 17 | extern struct mutex taskstats_exit_mutex; |
| 18 | |
| 19 | static inline void taskstats_tgid_free(struct signal_struct *sig) |
| 20 | { |
| 21 | if (sig->stats) |
| 22 | kmem_cache_free(taskstats_cache, sig->stats); |
| 23 | } |
| 24 | |
| 25 | extern void taskstats_exit(struct task_struct *, int group_dead); |
| 26 | extern void taskstats_init_early(void); |
| 27 | #else |
| 28 | static inline void taskstats_exit(struct task_struct *tsk, int group_dead) |
| 29 | {} |
| 30 | static inline void taskstats_tgid_free(struct signal_struct *sig) |
| 31 | {} |
| 32 | static inline void taskstats_init_early(void) |
| 33 | {} |
| 34 | #endif /* CONFIG_TASKSTATS */ |
| 35 | |
| 36 | #endif |
| 37 | |
| 38 |
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