From: Tejun Heo <tj@kernel.org>
Date: Wed, 13 Mar 2013 00:41:37 +0000 (-0700)
Subject: workqueue: implement current_is_workqueue_rescuer()
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~125^2~49
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e62676169118bc2d42e5008b3f8872646313f077;p=pandora-kernel.git

workqueue: implement current_is_workqueue_rescuer()

Implement a function which queries whether it currently is running off
a workqueue rescuer.  This will be used to convert writeback to
workqueue.

Signed-off-by: Tejun Heo <tj@kernel.org>
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