53 	ring = dev->kvm->coalesced_mmio_ring;  in coalesced_mmio_has_room()
68 	struct kvm_coalesced_mmio_ring *ring = dev->kvm->coalesced_mmio_ring;  in coalesced_mmio_write()
74 	spin_lock(&dev->kvm->ring_lock);  in coalesced_mmio_write()
79 		spin_unlock(&dev->kvm->ring_lock);  in coalesced_mmio_write()
90 	spin_unlock(&dev->kvm->ring_lock);  in coalesced_mmio_write()
108 int kvm_coalesced_mmio_init(struct kvm *kvm)  in kvm_coalesced_mmio_init()  argument
119 	kvm->coalesced_mmio_ring = page_address(page);  in kvm_coalesced_mmio_init()
126 	spin_lock_init(&kvm->ring_lock);  in kvm_coalesced_mmio_init()
127 	INIT_LIST_HEAD(&kvm->coalesced_zones);  in kvm_coalesced_mmio_init()
133 void kvm_coalesced_mmio_free(struct kvm *kvm)  in kvm_coalesced_mmio_free()  argument
135 	if (kvm->coalesced_mmio_ring)  in kvm_coalesced_mmio_free()
136 		free_page((unsigned long)kvm->coalesced_mmio_ring);  in kvm_coalesced_mmio_free()
139 int kvm_vm_ioctl_register_coalesced_mmio(struct kvm *kvm,  in kvm_vm_ioctl_register_coalesced_mmio()  argument
150 	dev->kvm = kvm;  in kvm_vm_ioctl_register_coalesced_mmio()
153 	mutex_lock(&kvm->slots_lock);  in kvm_vm_ioctl_register_coalesced_mmio()
154 	ret = kvm_io_bus_register_dev(kvm, KVM_MMIO_BUS, zone->addr,  in kvm_vm_ioctl_register_coalesced_mmio()
158 	list_add_tail(&dev->list, &kvm->coalesced_zones);  in kvm_vm_ioctl_register_coalesced_mmio()
159 	mutex_unlock(&kvm->slots_lock);  in kvm_vm_ioctl_register_coalesced_mmio()
164 	mutex_unlock(&kvm->slots_lock);  in kvm_vm_ioctl_register_coalesced_mmio()
170 int kvm_vm_ioctl_unregister_coalesced_mmio(struct kvm *kvm,  in kvm_vm_ioctl_unregister_coalesced_mmio()  argument
175 	mutex_lock(&kvm->slots_lock);  in kvm_vm_ioctl_unregister_coalesced_mmio()
177 	list_for_each_entry_safe(dev, tmp, &kvm->coalesced_zones, list)  in kvm_vm_ioctl_unregister_coalesced_mmio()
179 			kvm_io_bus_unregister_dev(kvm, KVM_MMIO_BUS, &dev->dev);  in kvm_vm_ioctl_unregister_coalesced_mmio()
183 	mutex_unlock(&kvm->slots_lock);  in kvm_vm_ioctl_unregister_coalesced_mmio()