tid_addr 2222 kernel/sys.c static int prctl_get_tid_address(struct task_struct *me, int __user **tid_addr) tid_addr 2224 kernel/sys.c return put_user(me->clear_child_tid, tid_addr); tid_addr 2227 kernel/sys.c static int prctl_get_tid_address(struct task_struct *me, int __user **tid_addr)