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authorGonglei <arei.gonglei@huawei.com>2014-09-30 14:10:27 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2014-09-30 11:08:16 +0200
commit7779edfeb1822ff5f554a4c1f3e9798789a9352c (patch)
treedb1f666058bca4fda94cd65938ca2d57dc218d99 /hw/s390x
parent20e6dca1df6b6ea74c3d6af74dc2184f464b3035 (diff)
virtio-net: use aliases instead of duplicate qdev properties
virtio-net-pci, virtio-net-s390, and virtio-net-ccw all duplicate the qdev properties of their VirtIONet child. This approach does not work well with string or pointer properties since we must be careful about leaking or double-freeing them. Use the QOM alias property to forward property accesses to the VirtIONet child. This way no duplication is necessary. Signed-off-by: Gonglei <arei.gonglei@huawei.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Cc: qemu-stable@nongnu.org Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/s390x')
-rw-r--r--hw/s390x/s390-virtio-bus.c3
-rw-r--r--hw/s390x/virtio-ccw.c3
2 files changed, 2 insertions, 4 deletions
diff --git a/hw/s390x/s390-virtio-bus.c b/hw/s390x/s390-virtio-bus.c
index 6b6fb61c47..5b5d595834 100644
--- a/hw/s390x/s390-virtio-bus.c
+++ b/hw/s390x/s390-virtio-bus.c
@@ -161,6 +161,7 @@ static void s390_virtio_net_instance_init(Object *obj)
VirtIONetS390 *dev = VIRTIO_NET_S390(obj);
object_initialize(&dev->vdev, sizeof(dev->vdev), TYPE_VIRTIO_NET);
object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
+ qdev_alias_all_properties(DEVICE(&dev->vdev), obj);
}
static int s390_virtio_blk_init(VirtIOS390Device *s390_dev)
@@ -493,10 +494,8 @@ static unsigned virtio_s390_get_features(DeviceState *d)
/**************** S390 Virtio Bus Device Descriptions *******************/
static Property s390_virtio_net_properties[] = {
- DEFINE_NIC_PROPERTIES(VirtIONetS390, vdev.nic_conf),
DEFINE_VIRTIO_COMMON_FEATURES(VirtIOS390Device, host_features),
DEFINE_VIRTIO_NET_FEATURES(VirtIOS390Device, host_features),
- DEFINE_VIRTIO_NET_PROPERTIES(VirtIONetS390, vdev.net_conf),
DEFINE_PROP_END_OF_LIST(),
};
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
index 33a1d863b1..7d675772e4 100644
--- a/hw/s390x/virtio-ccw.c
+++ b/hw/s390x/virtio-ccw.c
@@ -794,6 +794,7 @@ static void virtio_ccw_net_instance_init(Object *obj)
VirtIONetCcw *dev = VIRTIO_NET_CCW(obj);
object_initialize(&dev->vdev, sizeof(dev->vdev), TYPE_VIRTIO_NET);
object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
+ qdev_alias_all_properties(DEVICE(&dev->vdev), obj);
}
static int virtio_ccw_blk_init(VirtioCcwDevice *ccw_dev)
@@ -1374,8 +1375,6 @@ static int virtio_ccw_load_config(DeviceState *d, QEMUFile *f)
static Property virtio_ccw_net_properties[] = {
DEFINE_PROP_STRING("devno", VirtioCcwDevice, bus_id),
DEFINE_VIRTIO_NET_FEATURES(VirtioCcwDevice, host_features[0]),
- DEFINE_VIRTIO_NET_PROPERTIES(VirtIONetCcw, vdev.net_conf),
- DEFINE_NIC_PROPERTIES(VirtIONetCcw, vdev.nic_conf),
DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_END_OF_LIST(),