virtio-pci: disable msi at startup

[pandora-kernel.git] / drivers / virtio / virtio_pci.c

diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 95896f3..ef8d9d5 100644 (file)
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -636,6 +636,9 @@ static int __devinit virtio_pci_probe(struct pci_dev *pci_dev,
        INIT_LIST_HEAD(&vp_dev->virtqueues);
        spin_lock_init(&vp_dev->lock);
 
+       /* Disable MSI/MSIX to bring device to a known good state. */
+       pci_msi_off(pci_dev);
+
        /* enable the device */
        err = pci_enable_device(pci_dev);
        if (err)