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 f1261a532496..7e9680f4afdd 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) |