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zap_other_threads: remove unneeded ->exit_signal change 

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 <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Oleg Nesterov 2007-05-09 02:34:21 -07:00 committed by Linus Torvalds
parent 85f4186af9
commit a4798833d2
1 changed files with 0 additions and 11 deletions
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11
kernel/signal.c
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@ -913,17 +913,6 @@ void zap_other_threads(struct task_struct *p)
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);