rebalance_domains(SCHED_IDLE) looks strange (typo), change it to CPU_IDLE.
the effect of this bug was slightly more agressive idle-balancing on
SMP than intended.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
                        if (need_resched())
                                break;
 
-                       rebalance_domains(balance_cpu, SCHED_IDLE);
+                       rebalance_domains(balance_cpu, CPU_IDLE);
 
                        rq = cpu_rq(balance_cpu);
                        if (time_after(this_rq->next_balance, rq->next_balance))