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

Signed-off-by: herongguang <herongguang...@huawei.com>
---

Is there need to call pci_do_device_reset()?

---
 hw/pci/pci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index 259483b..afe6397 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -1078,6 +1078,7 @@ static void pci_qdev_unrealize(DeviceState *dev, Error 
**errp)

     pci_unregister_io_regions(pci_dev);
     pci_del_option_rom(pci_dev);
+    pci_device_deassert_intx(pci_dev);

     if (pc->exit) {
         pc->exit(pci_dev);
--
1.7.12.4

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