From: Joonsoo Kim <js1304@gmail.com>
Date: Tue, 30 Apr 2013 15:07:00 +0000 (+0900)
Subject: workqueue: correct handling of the pool spin_lock
X-Git-Tag: v3.10-rc2~18^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8f174b1175a10903ade40f36eb6c896412877ca0;p=pandora-kernel.git

workqueue: correct handling of the pool spin_lock

When we fail to mutex_trylock(), we release the pool spin_lock and do
mutex_lock(). After that, we should regrab the pool spin_lock, but,
regrabbing is missed in current code. So correct it.

Cc: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---

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