static s64 cpu_rt_runtime_read(struct cgroup *cgrp, struct cftype *cft)
{
	return sched_group_rt_runtime(cgroup_tg(cgrp));
}
static s64 cpu_rt_runtime_read(struct cgroup *cgrp, struct cftype *cft)
{
	return sched_group_rt_runtime(cgroup_tg(cgrp));
}