We already depend on fact that all sub-threads have ->exit_signal == -1,
no need to set it in zap_other_threads().
Signed-off-by: Oleg Nesterov <[email protected]>
--- 2.6.21-rc5-mm4/kernel/signal.c~zat 2007-04-07 20:11:14.000000000 +0400
+++ 2.6.21-rc5-mm4/kernel/signal.c 2007-04-08 22:09:20.000000000 +0400
@@ -1163,17 +1163,6 @@ void zap_other_threads(struct task_struc
if (t->exit_state)
continue;
- /*
- * We don't want to notify the parent, since we are
- * killed as part of a thread group due to another
- * thread doing an execve() or similar. So set the
- * exit signal to -1 to allow immediate reaping of
- * the process. But don't detach the thread group
- * leader.
- */
- if (t != p->group_leader)
- t->exit_signal = -1;
-
/* SIGKILL will be handled before any pending SIGSTOP */
sigaddset(&t->pending.signal, SIGKILL);
signal_wake_up(t, 1);
-
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