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[Qemu-devel] [PATCH v2 5/9] virtio-serial: use aliases instead of duplic
From: |
arei.gonglei |
Subject: |
[Qemu-devel] [PATCH v2 5/9] virtio-serial: use aliases instead of duplicate qdev properties |
Date: |
Tue, 9 Sep 2014 14:35:06 +0800 |
From: Gonglei <address@hidden>
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 <address@hidden>
---
hw/s390x/s390-virtio-bus.c | 2 +-
hw/s390x/virtio-ccw.c | 2 +-
hw/virtio/virtio-pci.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/hw/s390x/s390-virtio-bus.c b/hw/s390x/s390-virtio-bus.c
index 4276034..31f5286 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 a466674..271104d 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(),
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index 00dbfc9..5a5b534 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1376,7 +1376,6 @@ static Property virtio_serial_pci_properties[] = {
VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
DEFINE_PROP_UINT32("class", VirtIOPCIProxy, class_code, 0),
- DEFINE_VIRTIO_SERIAL_PROPERTIES(VirtIOSerialPCI, vdev.serial),
DEFINE_PROP_END_OF_LIST(),
};
@@ -1399,6 +1398,7 @@ static void virtio_serial_pci_instance_init(Object *obj)
VirtIOSerialPCI *dev = VIRTIO_SERIAL_PCI(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 const TypeInfo virtio_serial_pci_info = {
--
1.7.12.4
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, (continued)
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Gonglei (Arei), 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Michael S. Tsirkin, 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Gonglei (Arei), 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Michael S. Tsirkin, 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Gonglei (Arei), 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Gonglei (Arei), 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Gonglei (Arei), 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Michael S. Tsirkin, 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Gonglei (Arei), 2014/09/15
- Re: [Qemu-devel] [PATCH v2 1/9] virtio-net: use aliases instead of duplicate qdev properties, Michael S. Tsirkin, 2014/09/15
[Qemu-devel] [PATCH v2 5/9] virtio-serial: use aliases instead of duplicate qdev properties,
arei.gonglei <=
[Qemu-devel] [PATCH v2 6/9] virtio-serial: fix virtio-serial child refcount in transports, arei.gonglei, 2014/09/09
[Qemu-devel] [PATCH v2 7/9] virtio-rng: use aliases instead of duplicate qdev properties, arei.gonglei, 2014/09/09
Re: [Qemu-devel] [PATCH v2 0/9] virtio: fix virtio child recount in transports, Gonglei (Arei), 2014/09/12
Re: [Qemu-devel] [PATCH v2 0/9] virtio: fix virtio child recount in transports, Gonglei (Arei), 2014/09/19