From: Oleg Nesterov <oleg@redhat.com>
Date: Wed, 22 Jun 2011 21:10:11 +0000 (+0200)
Subject: do not change dead_task->exit_signal
X-Git-Tag: v3.1-rc1~308^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d4f7c511c1c2a67eb287987cf1ce9554149030e6;p=pandora-kernel.git

do not change dead_task->exit_signal

__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>
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