mirror of https://gitee.com/openkylin/qemu.git
virtio-mmio: Drop useless bus->allow_hotplug = 0
Bus by default is not hotpluggable. virtio-mmio-bus and its parent types do not set allow_hotplug anywhere explicitly, so remove not needed field access and wrapper along with it. Signed-off-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Andreas Färber <afaerber@suse.de>
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@ -89,9 +89,6 @@ typedef struct {
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VirtioBusState bus;
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} VirtIOMMIOProxy;
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static void virtio_mmio_bus_new(VirtioBusState *bus, size_t bus_size,
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VirtIOMMIOProxy *dev);
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static uint64_t virtio_mmio_read(void *opaque, hwaddr offset, unsigned size)
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{
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VirtIOMMIOProxy *proxy = (VirtIOMMIOProxy *)opaque;
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@ -362,7 +359,8 @@ static void virtio_mmio_realizefn(DeviceState *d, Error **errp)
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VirtIOMMIOProxy *proxy = VIRTIO_MMIO(d);
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SysBusDevice *sbd = SYS_BUS_DEVICE(d);
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virtio_mmio_bus_new(&proxy->bus, sizeof(proxy->bus), proxy);
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qbus_create_inplace(&proxy->bus, sizeof(proxy->bus), TYPE_VIRTIO_MMIO_BUS,
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d, NULL);
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sysbus_init_irq(sbd, &proxy->irq);
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memory_region_init_io(&proxy->iomem, OBJECT(d), &virtio_mem_ops, proxy,
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TYPE_VIRTIO_MMIO, 0x200);
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@ -393,17 +391,6 @@ static const TypeInfo virtio_mmio_info = {
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/* virtio-mmio-bus. */
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static void virtio_mmio_bus_new(VirtioBusState *bus, size_t bus_size,
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VirtIOMMIOProxy *dev)
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{
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DeviceState *qdev = DEVICE(dev);
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BusState *qbus;
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qbus_create_inplace(bus, bus_size, TYPE_VIRTIO_MMIO_BUS, qdev, NULL);
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qbus = BUS(bus);
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qbus->allow_hotplug = 0;
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}
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static void virtio_mmio_bus_class_init(ObjectClass *klass, void *data)
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{
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BusClass *bus_class = BUS_CLASS(klass);
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