8334 	struct sched_group *busiest;	/* Busiest group in this sd */  member
8355 		.busiest = NULL,  in init_sd_lb_stats()
8701 	struct sg_lb_stats *busiest = &sds->busiest_stat;  in update_sd_pick_busiest()  local
8718 	if (sgs->group_type > busiest->group_type)  in update_sd_pick_busiest()
8721 	if (sgs->group_type < busiest->group_type)  in update_sd_pick_busiest()
8732 		if (sgs->avg_load <= busiest->avg_load)  in update_sd_pick_busiest()
8745 		if (sched_asym_prefer(sg->asym_prefer_cpu, sds->busiest->asym_prefer_cpu))  in update_sd_pick_busiest()
8754 		if (sgs->group_misfit_task_load < busiest->group_misfit_task_load)  in update_sd_pick_busiest()
8769 		if (sgs->avg_load <= busiest->avg_load)  in update_sd_pick_busiest()
8781 		if (sgs->idle_cpus > busiest->idle_cpus)  in update_sd_pick_busiest()
8783 		else if ((sgs->idle_cpus == busiest->idle_cpus) &&  in update_sd_pick_busiest()
8784 			 (sgs->sum_nr_running <= busiest->sum_nr_running))  in update_sd_pick_busiest()
9190 			sds->busiest = sg;  in update_sd_lb_stats()
9252 	struct sg_lb_stats *local, *busiest;  in calculate_imbalance()  local
9255 	busiest = &sds->busiest_stat;  in calculate_imbalance()
9257 	if (busiest->group_type == group_misfit_task) {  in calculate_imbalance()
9264 	if (busiest->group_type == group_asym_packing) {  in calculate_imbalance()
9270 		env->imbalance = busiest->sum_h_nr_running;  in calculate_imbalance()
9274 	if (busiest->group_type == group_imbalanced) {  in calculate_imbalance()
9291 		if ((busiest->group_type > group_fully_busy) &&  in calculate_imbalance()
9320 		if (busiest->group_weight == 1 || sds->prefer_sibling) {  in calculate_imbalance()
9321 			unsigned int nr_diff = busiest->sum_nr_running;  in calculate_imbalance()
9337 						 busiest->idle_cpus) >> 1);  in calculate_imbalance()
9343 				busiest->sum_nr_running, busiest->group_weight);  in calculate_imbalance()
9368 		if (local->avg_load >= busiest->avg_load) {  in calculate_imbalance()
9384 		(busiest->avg_load - sds->avg_load) * busiest->group_capacity,  in calculate_imbalance()
9424 	struct sg_lb_stats *local, *busiest;  in find_busiest_group()  local
9443 	busiest = &sds.busiest_stat;  in find_busiest_group()
9446 	if (!sds.busiest)  in find_busiest_group()
9450 	if (busiest->group_type == group_misfit_task)  in find_busiest_group()
9454 	if (busiest->group_type == group_asym_packing)  in find_busiest_group()
9462 	if (busiest->group_type == group_imbalanced)  in find_busiest_group()
9469 	if (local->group_type > busiest->group_type)  in find_busiest_group()
9481 		if (local->avg_load >= busiest->avg_load)  in find_busiest_group()
9499 		if (100 * busiest->avg_load <=  in find_busiest_group()
9506 	    busiest->sum_nr_running > local->sum_nr_running + 1)  in find_busiest_group()
9509 	if (busiest->group_type != group_overloaded) {  in find_busiest_group()
9518 		if (busiest->group_weight > 1 &&  in find_busiest_group()
9519 		    local->idle_cpus <= (busiest->idle_cpus + 1))  in find_busiest_group()
9531 		if (busiest->sum_h_nr_running == 1)  in find_busiest_group()
9541 	return env->imbalance ? sds.busiest : NULL;  in find_busiest_group()
9554 	struct rq *busiest = NULL, *rq;  in find_busiest_queue()  local
9634 				busiest = rq;  in find_busiest_queue()
9651 				busiest = rq;  in find_busiest_queue()
9658 				busiest = rq;  in find_busiest_queue()
9669 				busiest = rq;  in find_busiest_queue()
9677 	return busiest;  in find_busiest_queue()
9789 	struct rq *busiest;  in load_balance()  local
9821 	busiest = find_busiest_queue(&env, group);  in load_balance()
9822 	if (!busiest) {  in load_balance()
9827 	BUG_ON(busiest == env.dst_rq);  in load_balance()
9831 	env.src_cpu = busiest->cpu;  in load_balance()
9832 	env.src_rq = busiest;  in load_balance()
9837 	if (busiest->nr_running > 1) {  in load_balance()
9844 		env.loop_max  = min(sysctl_sched_nr_migrate, busiest->nr_running);  in load_balance()
9847 		rq_lock_irqsave(busiest, &rf);  in load_balance()
9848 		update_rq_clock(busiest);  in load_balance()
9864 		rq_unlock(busiest, &rf);  in load_balance()
9927 			__cpumask_clear_cpu(cpu_of(busiest), cpus);  in load_balance()
9959 			raw_spin_rq_lock_irqsave(busiest, flags);  in load_balance()
9966 			if (!cpumask_test_cpu(this_cpu, busiest->curr->cpus_ptr)) {  in load_balance()
9967 				raw_spin_rq_unlock_irqrestore(busiest, flags);  in load_balance()
9979 			if (!busiest->active_balance) {  in load_balance()
9980 				busiest->active_balance = 1;  in load_balance()
9981 				busiest->push_cpu = this_cpu;  in load_balance()
9984 			raw_spin_rq_unlock_irqrestore(busiest, flags);  in load_balance()
9987 				stop_one_cpu_nowait(cpu_of(busiest),  in load_balance()
9988 					active_load_balance_cpu_stop, busiest,  in load_balance()
9989 					&busiest->active_balance_work);  in load_balance()