pci: deassert intx when pci device unrealize
If a pci device is not reset by VM (by writing into config space) and unplugged by VM, after that when VM reboots, qemu may assert: pcibus_reset: Assertion `bus->irq_count[i] == 0' failed Cc: qemu-stable@nongnu.org Signed-off-by: herongguang <herongguang.he@huawei.com> Reviewed-by: Marcel Apfelbaum <marcel@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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@ -1083,6 +1083,7 @@ static void pci_qdev_unrealize(DeviceState *dev, Error **errp)
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pc->exit(pci_dev);
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}
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pci_device_deassert_intx(pci_dev);
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do_pci_unregister_device(pci_dev);
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}
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