spapr_pci: parent the MSI memory region to the PHB
This memory region should be owned by the PHB. This ensures the PHB cannot be finalized as long as the the region is guest visible, or used by a CPU or a device. Signed-off-by: Greg Kurz <groug@kaod.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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@ -1703,7 +1703,7 @@ static void spapr_phb_realize(DeviceState *dev, Error **errp)
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}
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#endif
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memory_region_init_io(&sphb->msiwindow, NULL, &spapr_msi_ops, spapr,
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memory_region_init_io(&sphb->msiwindow, OBJECT(sphb), &spapr_msi_ops, spapr,
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"msi", msi_window_size);
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memory_region_add_subregion(&sphb->iommu_root, SPAPR_PCI_MSI_WINDOW,
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&sphb->msiwindow);
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