2835 static bool can_piggyback(struct kvmppc_vcore *pvc, struct core_info *cip,  in can_piggyback()  argument
2838 	if (cip->total_threads + pvc->num_threads > target_threads)  in can_piggyback()
2841 	return can_dynamic_split(pvc, cip);  in can_piggyback()
2866 	struct kvmppc_vcore *pvc, *vcnext;  in collect_piggybacks()  local
2869 	list_for_each_entry_safe(pvc, vcnext, &lp->list, preempt_list) {  in collect_piggybacks()
2870 		if (!spin_trylock(&pvc->lock))  in collect_piggybacks()
2872 		prepare_threads(pvc);  in collect_piggybacks()
2873 		if (!pvc->n_runnable || !pvc->kvm->arch.mmu_ready) {  in collect_piggybacks()
2874 			list_del_init(&pvc->preempt_list);  in collect_piggybacks()
2875 			if (pvc->runner == NULL) {  in collect_piggybacks()
2876 				pvc->vcore_state = VCORE_INACTIVE;  in collect_piggybacks()
2877 				kvmppc_core_end_stolen(pvc);  in collect_piggybacks()
2879 			spin_unlock(&pvc->lock);  in collect_piggybacks()
2882 		if (!can_piggyback(pvc, cip, target_threads)) {  in collect_piggybacks()
2883 			spin_unlock(&pvc->lock);  in collect_piggybacks()
2886 		kvmppc_core_end_stolen(pvc);  in collect_piggybacks()
2887 		pvc->vcore_state = VCORE_PIGGYBACK;  in collect_piggybacks()
3046 	struct kvmppc_vcore *pvc;  in kvmppc_run_core()  local
3142 			pvc = core_info.vc[sub];  in kvmppc_run_core()
3144 			kvmppc_vcore_preempt(pvc);  in kvmppc_run_core()
3145 			spin_unlock(&pvc->lock);  in kvmppc_run_core()
3246 		pvc = core_info.vc[sub];  in kvmppc_run_core()
3247 		pvc->pcpu = pcpu + thr;  in kvmppc_run_core()
3248 		for_each_runnable_thread(i, vcpu, pvc) {  in kvmppc_run_core()
3249 			kvmppc_start_thread(vcpu, pvc);  in kvmppc_run_core()
3250 			kvmppc_create_dtl_entry(vcpu, pvc);  in kvmppc_run_core()
3261 			kvmppc_start_thread(NULL, pvc);  in kvmppc_run_core()
3373 		pvc = core_info.vc[sub];  in kvmppc_run_core()
3374 		post_guest_process(pvc, pvc == vc);  in kvmppc_run_core()