48 	if (!irqfd->resampler) {  in irqfd_inject()
66 	struct kvm_kernel_irqfd_resampler *resampler;  in irqfd_resampler_ack()  local
71 	resampler = container_of(kian,  in irqfd_resampler_ack()
73 	kvm = resampler->kvm;  in irqfd_resampler_ack()
76 		    resampler->notifier.gsi, 0, false);  in irqfd_resampler_ack()
80 	list_for_each_entry_srcu(irqfd, &resampler->list, resampler_link,  in irqfd_resampler_ack()
90 	struct kvm_kernel_irqfd_resampler *resampler = irqfd->resampler;  in irqfd_resampler_shutdown()  local
91 	struct kvm *kvm = resampler->kvm;  in irqfd_resampler_shutdown()
98 	if (list_empty(&resampler->list)) {  in irqfd_resampler_shutdown()
99 		list_del(&resampler->link);  in irqfd_resampler_shutdown()
100 		kvm_unregister_irq_ack_notifier(kvm, &resampler->notifier);  in irqfd_resampler_shutdown()
102 			    resampler->notifier.gsi, 0, false);  in irqfd_resampler_shutdown()
103 		kfree(resampler);  in irqfd_resampler_shutdown()
135 	if (irqfd->resampler) {  in irqfd_shutdown()
336 		struct kvm_kernel_irqfd_resampler *resampler;  in kvm_irqfd_assign()  local
349 		list_for_each_entry(resampler,  in kvm_irqfd_assign()
351 			if (resampler->notifier.gsi == irqfd->gsi) {  in kvm_irqfd_assign()
352 				irqfd->resampler = resampler;  in kvm_irqfd_assign()
357 		if (!irqfd->resampler) {  in kvm_irqfd_assign()
358 			resampler = kzalloc(sizeof(*resampler),  in kvm_irqfd_assign()
360 			if (!resampler) {  in kvm_irqfd_assign()
366 			resampler->kvm = kvm;  in kvm_irqfd_assign()
367 			INIT_LIST_HEAD(&resampler->list);  in kvm_irqfd_assign()
368 			resampler->notifier.gsi = irqfd->gsi;  in kvm_irqfd_assign()
369 			resampler->notifier.irq_acked = irqfd_resampler_ack;  in kvm_irqfd_assign()
370 			INIT_LIST_HEAD(&resampler->link);  in kvm_irqfd_assign()
372 			list_add(&resampler->link, &kvm->irqfds.resampler_list);  in kvm_irqfd_assign()
374 						      &resampler->notifier);  in kvm_irqfd_assign()
375 			irqfd->resampler = resampler;  in kvm_irqfd_assign()
378 		list_add_rcu(&irqfd->resampler_link, &irqfd->resampler->list);  in kvm_irqfd_assign()
443 	if (irqfd->resampler)  in kvm_irqfd_assign()