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It's a QEMU requirement to provide this \"root\" AddressSpace\n+ * early. The AddressSpace is only actually used for I/O while the PCI\n+ * device is plugged in and configured by the guest, at which time it gets\n+ * additional memory subregions from zPCI device, that can do real work.\n+ */\n struct S390PCIIOMMU {\n Object parent_obj;\n AddressSpace as;\n","prefixes":["13/15"]}