sched: remove rq_clock()

	return rq->clock;

}

static u64 rq_clock(struct rq *rq)

{

	update_rq_clock(rq);

	return rq->clock;

}

/*

 * The domain tree (rq->sd) is protected by RCU's quiescent state transition.

 * See detach_destroy_domains: synchronize_sched for details.