Merge branch 'tracehook' of git://git.kernel.org/pub/scm/linux/kernel/git/frob/linux-2.6-utrace

	struct siginfo info;

	unsigned long flags;

	struct sighand_struct *psig;

	int ret = sig;

	BUG_ON(sig == -1);

		 * is implementation-defined: we do (if you don't want

		 * it, just use SIG_IGN instead).

		 */

		tsk->exit_signal = -1;

		ret = tsk->exit_signal = -1;

		if (psig->action[SIGCHLD-1].sa.sa_handler == SIG_IGN)

			sig = -1;

	}

	__wake_up_parent(tsk, tsk->parent);

	spin_unlock_irqrestore(&psig->siglock, flags);

	return sig;

	return ret;

}

static void do_notify_parent_cldstop(struct task_struct *tsk, int why)