workqueue: unexport work_cpu()
authorTejun Heo <tj@kernel.org>
Thu, 24 Jan 2013 19:01:32 +0000 (11:01 -0800)
committerTejun Heo <tj@kernel.org>
Thu, 24 Jan 2013 19:01:32 +0000 (11:01 -0800)
This function no longer has any external users.  Unexport it.  It will
be removed later on.

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

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