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authorMichael S. Tsirkin <mst@redhat.com>2010-03-17 13:08:05 +0200
committerAnthony Liguori <aliguori@us.ibm.com>2010-04-01 13:56:43 -0500
commit3e607cb503acbd8606e5d42e6b80adcf1ccf9a92 (patch)
treed807a3e205951a642cfbc913367959ad3abdb6f8 /hw/virtio-pci.c
parent1cbdabe203164433fbbec3a1815d8be42a085c88 (diff)
virtio: add set_status callback
vhost net backend needs to be notified when frontend status changes. Add a callback, similar to set_features. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/virtio-pci.c')
-rw-r--r--hw/virtio-pci.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c
index e23ab91992..a8b15bd464 100644
--- a/hw/virtio-pci.c
+++ b/hw/virtio-pci.c
@@ -219,7 +219,7 @@ static void virtio_ioport_write(void *opaque, uint32_t addr, uint32_t val)
virtio_queue_notify(vdev, val);
break;
case VIRTIO_PCI_STATUS:
- vdev->status = val & 0xFF;
+ virtio_set_status(vdev, val & 0xFF);
if (vdev->status == 0) {
virtio_reset(proxy->vdev);
msix_unuse_all_vectors(&proxy->pci_dev);
@@ -399,7 +399,8 @@ static void virtio_write_config(PCIDevice *pci_dev, uint32_t address,
if (PCI_COMMAND == address) {
if (!(val & PCI_COMMAND_MASTER)) {
if (!(proxy->bugs & VIRTIO_PCI_BUG_BUS_MASTER)) {
- proxy->vdev->status &= ~VIRTIO_CONFIG_S_DRIVER_OK;
+ virtio_set_status(proxy->vdev,
+ proxy->vdev->status & ~VIRTIO_CONFIG_S_DRIVER_OK);
}
}
}