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do not change dead_task->exit_signal
authorOleg Nesterov <oleg@redhat.com>
Wed, 22 Jun 2011 21:10:11 +0000 (23:10 +0200)
committerOleg Nesterov <oleg@redhat.com>
Mon, 27 Jun 2011 18:30:10 +0000 (20:30 +0200)
__ptrace_detach() and do_notify_parent() set task->exit_signal = -1
to mark the task dead. This is no longer needed, nobody checks
exit_signal to detect the EXIT_DEAD task.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Reviewed-by: Tejun Heo <tj@kernel.org>

No differences found
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