msix state is managed by OS, not the
driver, so it's wrong to touch it
on io from driver
Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
---
hw/virtio-pci.c | 12 ++++++++----
1 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c
index aebcf9d..d222ce0 100644
--- a/hw/virtio-pci.c
+++ b/hw/virtio-pci.c
@@ -185,8 +185,10 @@ static void virtio_ioport_write(void *opaque, uint32_t
addr, uint32_t val)
break;
case VIRTIO_PCI_QUEUE_PFN:
pa = (target_phys_addr_t)val << VIRTIO_PCI_QUEUE_ADDR_SHIFT;
- if (pa == 0)
- virtio_pci_reset(&proxy->pci_dev.qdev);
+ if (pa == 0) {
+ virtio_reset(proxy->vdev);
+ msix_unuse_all_vectors(&proxy->pci_dev);
+ }
else
virtio_queue_set_addr(vdev, vdev->queue_sel, pa);
break;
@@ -199,8 +201,10 @@ static void virtio_ioport_write(void *opaque, uint32_t
addr, uint32_t val)
break;
case VIRTIO_PCI_STATUS:
vdev->status = val & 0xFF;
- if (vdev->status == 0)
- virtio_pci_reset(&proxy->pci_dev.qdev);
+ if (vdev->status == 0) {
+ virtio_reset(proxy->vdev);
+ msix_unuse_all_vectors(&proxy->pci_dev);
+ }
break;
case VIRTIO_MSI_CONFIG_VECTOR:
msix_vector_unuse(&proxy->pci_dev, vdev->config_vector);
--
1.6.5.2.143.g8cc62
