pid_ns: kill the now unused task_child_reaper()

task_child_reaper() has no callers anymore, kill it.

Signed-off-by: Oleg Nesterov <[email protected]>
Acked-by: Serge Hallyn <[email protected]>
Acked-by: Pavel Emelyanov <[email protected]>
Acked-by: Sukadev Bhattiprolu <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/include/linux/pid_namespace.h b/include/linux/pid_namespace.h
index 1af82c4e17d4e79a14d1854b35fd39ef93bdb649..d82fe825d62f9571fe6412700d854a326f5d8c4c 100644 (file)
--- a/include/linux/pid_namespace.h
+++ b/include/linux/pid_namespace.h
@@ -84,12 +84,6 @@ static inline struct pid_namespace *task_active_pid_ns(struct task_struct *tsk)
        return tsk->nsproxy->pid_ns;
 }
 
-static inline struct task_struct *task_child_reaper(struct task_struct *tsk)
-{
-       BUG_ON(tsk != current);
-       return tsk->nsproxy->pid_ns->child_reaper;
-}
-
 void pidhash_init(void);
 void pidmap_init(void);