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authorGonglei <arei.gonglei@huawei.com>2014-09-30 14:10:31 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2014-09-30 11:09:03 +0200
commit4f456d8025c7259c66b2b2bcec99d5c6c94d99be (patch)
tree9c6deeb0a271016d4e2d0391622b16f0ad455d2f /hw/s390x
parent1312f12bcc8911ed99b67227fb9d1607295f71ed (diff)
downloadqemu-4f456d8025c7259c66b2b2bcec99d5c6c94d99be.tar.gz
virtio-serial: use aliases instead of duplicate qdev properties
virtio-serial-{pci, s390, ccw} all duplicate the qdev properties of their VirtIOSerial 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 VirtIOSerial 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.c2
-rw-r--r--hw/s390x/virtio-ccw.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/hw/s390x/s390-virtio-bus.c b/hw/s390x/s390-virtio-bus.c
index 42760340f4..31f5286e3c 100644
--- a/hw/s390x/s390-virtio-bus.c
+++ b/hw/s390x/s390-virtio-bus.c
@@ -226,6 +226,7 @@ static void s390_virtio_serial_instance_init(Object *obj)
VirtIOSerialS390 *dev = VIRTIO_SERIAL_S390(obj);
object_initialize(&dev->vdev, sizeof(dev->vdev), TYPE_VIRTIO_SERIAL);
object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
+ qdev_alias_all_properties(DEVICE(&dev->vdev), obj);
}
static int s390_virtio_scsi_init(VirtIOS390Device *s390_dev)
@@ -537,7 +538,6 @@ static const TypeInfo s390_virtio_blk = {
};
static Property s390_virtio_serial_properties[] = {
- DEFINE_VIRTIO_SERIAL_PROPERTIES(VirtIOSerialS390, vdev.serial),
DEFINE_PROP_END_OF_LIST(),
};
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
index a466674ba7..271104d049 100644
--- a/hw/s390x/virtio-ccw.c
+++ b/hw/s390x/virtio-ccw.c
@@ -852,6 +852,7 @@ static void virtio_ccw_serial_instance_init(Object *obj)
VirtioSerialCcw *dev = VIRTIO_SERIAL_CCW(obj);
object_initialize(&dev->vdev, sizeof(dev->vdev), TYPE_VIRTIO_SERIAL);
object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
+ qdev_alias_all_properties(DEVICE(&dev->vdev), obj);
}
static int virtio_ccw_balloon_init(VirtioCcwDevice *ccw_dev)
@@ -1432,7 +1433,6 @@ static const TypeInfo virtio_ccw_blk = {
static Property virtio_ccw_serial_properties[] = {
DEFINE_PROP_STRING("devno", VirtioCcwDevice, bus_id),
- DEFINE_VIRTIO_SERIAL_PROPERTIES(VirtioSerialCcw, vdev.serial),
DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_END_OF_LIST(),