diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/taskstats_kern.h | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/include/linux/taskstats_kern.h b/include/linux/taskstats_kern.h index f1261a5324..7e9680f4af 100644 --- a/include/linux/taskstats_kern.h +++ b/include/linux/taskstats_kern.h | |||
| @@ -20,28 +20,6 @@ static inline void taskstats_tgid_init(struct signal_struct *sig) | |||
| 20 | sig->stats = NULL; | 20 | sig->stats = NULL; |
| 21 | } | 21 | } |
| 22 | 22 | ||
| 23 | static inline void taskstats_tgid_alloc(struct task_struct *tsk) | ||
| 24 | { | ||
| 25 | struct signal_struct *sig = tsk->signal; | ||
| 26 | struct taskstats *stats; | ||
| 27 | |||
| 28 | if (sig->stats != NULL) | ||
| 29 | return; | ||
| 30 | |||
| 31 | /* No problem if kmem_cache_zalloc() fails */ | ||
| 32 | stats = kmem_cache_zalloc(taskstats_cache, GFP_KERNEL); | ||
| 33 | |||
| 34 | spin_lock_irq(&tsk->sighand->siglock); | ||
| 35 | if (!sig->stats) { | ||
| 36 | sig->stats = stats; | ||
| 37 | stats = NULL; | ||
| 38 | } | ||
| 39 | spin_unlock_irq(&tsk->sighand->siglock); | ||
| 40 | |||
| 41 | if (stats) | ||
| 42 | kmem_cache_free(taskstats_cache, stats); | ||
| 43 | } | ||
| 44 | |||
| 45 | static inline void taskstats_tgid_free(struct signal_struct *sig) | 23 | static inline void taskstats_tgid_free(struct signal_struct *sig) |
| 46 | { | 24 | { |
| 47 | if (sig->stats) | 25 | if (sig->stats) |
| @@ -55,8 +33,6 @@ static inline void taskstats_exit(struct task_struct *tsk, int group_dead) | |||
| 55 | {} | 33 | {} |
| 56 | static inline void taskstats_tgid_init(struct signal_struct *sig) | 34 | static inline void taskstats_tgid_init(struct signal_struct *sig) |
| 57 | {} | 35 | {} |
| 58 | static inline void taskstats_tgid_alloc(struct task_struct *tsk) | ||
| 59 | {} | ||
| 60 | static inline void taskstats_tgid_free(struct signal_struct *sig) | 36 | static inline void taskstats_tgid_free(struct signal_struct *sig) |
| 61 | {} | 37 | {} |
| 62 | static inline void taskstats_init_early(void) | 38 | static inline void taskstats_init_early(void) |
