static ssize_t wq_unbound_cpumask_show(struct device *dev,
		struct device_attribute *attr, char *buf)
{
	int written;

	mutex_lock(&wq_pool_mutex);
	written = scnprintf(buf, PAGE_SIZE, "%*pb\n",
			    cpumask_pr_args(wq_unbound_cpumask));
	mutex_unlock(&wq_pool_mutex);

	return written;
}
Unknown