workqueue: Remove redundant rcu_read_lock/unlock() in workqueue_congested()

The preempt_disable/enable() has already formed RCU read crtical
section, this commit therefore remove rcu_read_lock/unlock() in
workqueue_congested().

Signed-off-by: Zqiang <qiang.zhang@linux.dev>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Zqiang 2025-09-04 19:31:32 +08:00 • committed by Tejun Heo
commit fd5081f4ef