include/linux/pid.h
109
void change_pid(struct pid **pids, struct task_struct *task, enum pid_type,
kernel/sys.c
1176
change_pid(pids, p, PIDTYPE_PGID, pgrp);
kernel/sys.c
1262
change_pid(pids, curr, PIDTYPE_SID, pid);
kernel/sys.c
1265
change_pid(pids, curr, PIDTYPE_PGID, pid);