diff options
| author | Michael S. Tsirkin <mst@redhat.com> | 2016-11-04 12:04:23 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2016-11-15 17:20:36 +0200 |
| commit | 9b706dbbbb81f5cb7c67e491d38cd6077205e056 (patch) | |
| tree | a6169a835baa959e8dbdaae6cadb22136665ad9e /hw/virtio/virtio-pci.c | |
| parent | 1b39bc1cf67eee07518ee05ce9306eaa53d868e4 (diff) | |
| download | focaccia-qemu-9b706dbbbb81f5cb7c67e491d38cd6077205e056.tar.gz focaccia-qemu-9b706dbbbb81f5cb7c67e491d38cd6077205e056.zip | |
virtio: allow per-device-class legacy features
Legacy features are those that transitional devices only expose on the legacy interface. Allow different ones per device class. Cc: qemu-stable@nongnu.org # dependency for the next patch Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Diffstat (limited to 'hw/virtio/virtio-pci.c')
| -rw-r--r-- | hw/virtio/virtio-pci.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c index 62001b46d7..97b32febaf 100644 --- a/hw/virtio/virtio-pci.c +++ b/hw/virtio/virtio-pci.c @@ -1175,7 +1175,9 @@ static uint64_t virtio_pci_common_read(void *opaque, hwaddr addr, break; case VIRTIO_PCI_COMMON_DF: if (proxy->dfselect <= 1) { - val = (vdev->host_features & ~VIRTIO_LEGACY_FEATURES) >> + VirtioDeviceClass *vdc = VIRTIO_DEVICE_GET_CLASS(vdev); + + val = (vdev->host_features & ~vdc->legacy_features) >> (32 * proxy->dfselect); } break; |