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workqueue: Register sysfs after the whole creation of the new wq

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workqueue creation includes adding it to the workqueue list.

Prepare for moving the whole workqueue initializing procedure into
wq_pool_mutex and cpu hotplug locks.

Signed-off-by: Lai Jiangshan <jiangshan.ljs@antgroup.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Lai Jiangshan 2024-07-04 11:49:10 +08:00 committed by Tejun Heo
parent b3d209164d
commit c3138f3881
1 changed files with 3 additions and 3 deletions
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6
kernel/workqueue.c
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@ -5684,9 +5684,6 @@ struct workqueue_struct *alloc_workqueue(const char *fmt,
if (wq_online && init_rescuer(wq) < 0)
goto err_destroy;
if ((wq->flags & WQ_SYSFS) && workqueue_sysfs_register(wq))
goto err_destroy;
/*
* wq_pool_mutex protects global freeze state and workqueues list.
* Grab it, adjust max_active and add the new @wq to workqueues
@ -5702,6 +5699,9 @@ struct workqueue_struct *alloc_workqueue(const char *fmt,
mutex_unlock(&wq_pool_mutex);
if ((wq->flags & WQ_SYSFS) && workqueue_sysfs_register(wq))
goto err_destroy;
return wq;
err_free_node_nr_active: