tree ef82ff159b3fffde2c76f6502f0ce82f5896b954
parent da7f91b2e2c6176f95ca7b538d74dc70c5d11ded
author Lai Jiangshan <laijs@cn.fujitsu.com> 1432104078 +0800
committer Tejun Heo <tj@kernel.org> 1432243582 -0400

workqueue: remove the lock from wq_sysfs_prep_attrs()

Reading to wq->unbound_attrs requires protection of either wq_pool_mutex
or wq->mutex, and wq_sysfs_prep_attrs() is called with wq_pool_mutex held,
so we don't need to grab wq->mutex here.

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