From 9f4bd4cddbb50d7617353102e10ce511c5ef6df2 Mon Sep 17 00:00:00 2001
From: Lai Jiangshan <laijs@cn.fujitsu.com>
Date: Wed, 19 Sep 2012 10:40:48 -0700
Subject: [PATCH] workqueue: introduce cwq_set_max_active() helper for
 thaw_workqueues()

Using a helper instead of open code makes thaw_workqueues() clearer.
The helper will also be used by the next patch.

tj: Slight update to comment and description.

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