int msix_uninit(PCIDevice *dev, MemoryRegion *bar) { if (!(dev->cap_present & QEMU_PCI_CAP_MSIX)) return 0; pci_del_capability(dev, PCI_CAP_ID_MSIX, MSIX_CAP_LENGTH); dev->msix_cap = 0; msix_free_irq_entries(dev); dev->msix_entries_nr = 0; memory_region_del_subregion(bar, &dev->msix_mmio); memory_region_destroy(&dev->msix_mmio); g_free(dev->msix_table_page); dev->msix_table_page = NULL; g_free(dev->msix_entry_used); dev->msix_entry_used = NULL; dev->cap_present &= ~QEMU_PCI_CAP_MSIX; return 0; }