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workqueue: remove useless WARN_ON_ONCE()

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The @cpu is fetched via smp_processor_id() in this function,
so the check is useless.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Lai Jiangshan 2014-06-03 15:32:41 +08:00 committed by Tejun Heo
parent e212f361fb
commit 25ef09586d
1 changed files with 0 additions and 2 deletions
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kernel/workqueue.c
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@ -4461,8 +4461,6 @@ static void wq_unbind_fn(struct work_struct *work)
struct worker *worker;
for_each_cpu_worker_pool(pool, cpu) {
WARN_ON_ONCE(cpu != smp_processor_id());
mutex_lock(&pool->attach_mutex);
spin_lock_irq(&pool->lock);