int cgroup_task_count(const struct cgroup *cgrp)
{
	int count;

	spin_lock_irq(&css_set_lock);
	count = __cgroup_task_count(cgrp);
	spin_unlock_irq(&css_set_lock);

	return count;
}
int cgroup_task_count(const struct cgroup *cgrp)
{
	int count;

	spin_lock_irq(&css_set_lock);
	count = __cgroup_task_count(cgrp);
	spin_unlock_irq(&css_set_lock);

	return count;
}