projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| c757249a SN |
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> | |
| 3f07c014 | 12 | #include <linux/sched/signal.h> |
| 5a0e3ad6 | 13 | #include <linux/slab.h> |
| c757249a | 14 | |
| c757249a | 15 | #ifdef CONFIG_TASKSTATS |
| e18b890b | 16 | extern struct kmem_cache *taskstats_cache; |
| 6f44993f | 17 | extern struct mutex taskstats_exit_mutex; |
| c757249a | 18 | |
| ad4ecbcb SN |
19 | static inline void taskstats_tgid_free(struct signal_struct *sig) |
| 20 | { | |
| 093a8e8a ON |
21 | if (sig->stats) |
| 22 | kmem_cache_free(taskstats_cache, sig->stats); | |
| ad4ecbcb SN |
23 | } |
| 24 | ||
| 115085ea | 25 | extern void taskstats_exit(struct task_struct *, int group_dead); |
| ad4ecbcb | 26 | extern void taskstats_init_early(void); |
| c757249a | 27 | #else |
| 115085ea | 28 | static inline void taskstats_exit(struct task_struct *tsk, int group_dead) |
| ad4ecbcb | 29 | {} |
| ad4ecbcb | 30 | static inline void taskstats_tgid_free(struct signal_struct *sig) |
| c757249a SN |
31 | {} |
| 32 | static inline void taskstats_init_early(void) | |
| 33 | {} | |
| 34 | #endif /* CONFIG_TASKSTATS */ | |
| 35 | ||
| 36 | #endif | |
| 37 |