From: Oleg Nesterov Make set_special_pids() static, the only caller is daemonize(). Signed-off-by: Oleg Nesterov Signed-off-by: Andrew Morton --- include/linux/sched.h | 1 - kernel/exit.c | 2 +- 2 files changed, 1 insertion(+), 2 deletions(-) diff -puN include/linux/sched.h~trivial-make-set_special_pids-static include/linux/sched.h --- a/include/linux/sched.h~trivial-make-set_special_pids-static +++ a/include/linux/sched.h @@ -1238,7 +1238,6 @@ extern struct mm_struct init_mm; #define find_task_by_pid(nr) find_task_by_pid_type(PIDTYPE_PID, nr) extern struct task_struct *find_task_by_pid_type(int type, int pid); -extern void set_special_pids(pid_t session, pid_t pgrp); extern void __set_special_pids(pid_t session, pid_t pgrp); /* per-UID process charging. */ diff -puN kernel/exit.c~trivial-make-set_special_pids-static kernel/exit.c --- a/kernel/exit.c~trivial-make-set_special_pids-static +++ a/kernel/exit.c @@ -314,7 +314,7 @@ void __set_special_pids(pid_t session, p } } -void set_special_pids(pid_t session, pid_t pgrp) +static void set_special_pids(pid_t session, pid_t pgrp) { write_lock_irq(&tasklist_lock); __set_special_pids(session, pgrp); _