From: Oleg Nesterov <oleg@tv-sign.ru>
Date: Wed, 30 Apr 2008 07:53:04 +0000 (-0700)
Subject: signals: de_thread: simplify the ->child_reaper switching
X-Git-Tag: v2.6.26-rc1~275
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7a5e873f096e04e6d8719e4ecb7b70d2decca503;p=pandora-kernel.git

signals: de_thread: simplify the ->child_reaper switching

Now that we rely on SIGNAL_UNKILLABLE flag, de_thread() doesn't need the nasty
hack to kill the old ->child_reaper during the mt-exec.

This also means we can avoid taking tasklist_lock around zap_other_threads().

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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