For if assign_irq() is called before capability init, it don't know device support MSI or not for the first time calling. So it won't enable MSI2INTx...
Signed-off-by: Sheng Yang <[email protected]> --- qemu/hw/device-assignment.c | 10 +++++----- 1 files changed, 5 insertions(+), 5 deletions(-) diff --git a/qemu/hw/device-assignment.c b/qemu/hw/device-assignment.c index 2ee0e47..b7f9fa6 100644 --- a/qemu/hw/device-assignment.c +++ b/qemu/hw/device-assignment.c @@ -1149,6 +1149,11 @@ struct PCIDevice *init_assigned_device(AssignedDevInfo *adev, PCIBus *bus) pci_init(pacc); dev->pdev = pci_get_dev(pacc, 0, adev->bus, adev->dev, adev->func); + if (pci_enable_capability_support(pci_dev, 0, NULL, + assigned_device_pci_cap_write_config, + assigned_device_pci_cap_init) < 0) + goto assigned_out; + /* assign device to guest */ r = assign_device(adev); if (r < 0) @@ -1159,11 +1164,6 @@ struct PCIDevice *init_assigned_device(AssignedDevInfo *adev, PCIBus *bus) if (r < 0) goto assigned_out; - if (pci_enable_capability_support(pci_dev, 0, NULL, - assigned_device_pci_cap_write_config, - assigned_device_pci_cap_init) < 0) - goto assigned_out; - /* intercept MSI-X entry page in the MMIO */ if (dev->cap.available & ASSIGNED_DEVICE_CAP_MSIX) if (assigned_dev_register_msix_mmio(dev)) -- 1.5.4.5 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
