sched: RT-balance on new task

rt-balance when creating new tasks.
Signed-off-by: NIngo Molnar <mingo@elte.hu>

kernel/sched.c

@@ -1722,6 +1722,7 @@ void fastcall wake_up_new_task(struct task_struct *p, unsigned long clone_flags)
 		inc_nr_running(p, rq);
 	}
 	check_preempt_curr(rq, p);
+	wakeup_balance_rt(rq, p);
 	task_rq_unlock(rq, &flags);
 }