From: Lai Jiangshan <laijs@cn.fujitsu.com>
Date: Tue, 19 Mar 2013 19:28:03 +0000 (+0800)
Subject: workqueue: simplify current_is_workqueue_rescuer()
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~125^2~29
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6a092dfd51e5af9b321d683d4b4eddc79e2606ed;p=pandora-kernel.git

workqueue: simplify current_is_workqueue_rescuer()

We can test worker->recue_wq instead of reaching into
current_pwq->wq->rescuer and then comparing it to self.

tj: Commit message.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
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