copy_signal() cleanup: kill taskstats_tgid_init() and acct_init_pacct()

Kill unused functions taskstats_tgid_init() and acct_init_pacct() because
we don't use them anywhere after using kmem_cache_zalloc() in
copy_signal().

Signed-off-by: Veaceslav Falico <vfalico@redhat.com>
Cc: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 7 deletions

diff --git a/include/linux/taskstats_kern.h b/include/linux/taskstats_kern.h
index 3398f4553269..b6523c1427ce 100644
--- a/include/linux/taskstats_kern.h
+++ b/include/linux/taskstats_kern.h
@@ -14,11 +14,6 @@
 extern struct kmem_cache *taskstats_cache;
 extern struct mutex taskstats_exit_mutex;
 
-static inline void taskstats_tgid_init(struct signal_struct *sig)
-{
-        sig->stats = NULL;
-}
-
 static inline void taskstats_tgid_free(struct signal_struct *sig)
 {
         if (sig->stats)
@@ -30,8 +25,6 @@ extern void taskstats_init_early(void);
 #else
 static inline void taskstats_exit(struct task_struct *tsk, int group_dead)
 {}
-static inline void taskstats_tgid_init(struct signal_struct *sig)
-{}
 static inline void taskstats_tgid_free(struct signal_struct *sig)
 {}
 static inline void taskstats_init_early(void)