[PATCH 26/40] datatypes: convert virNodeDevice to GObject
Rafael Fonseca
r4f4rfs at gmail.com
Wed May 13 11:57:10 UTC 2020
Signed-off-by: Rafael Fonseca <r4f4rfs at gmail.com>
---
src/conf/node_device_event.c | 11 ++++-----
src/conf/node_device_util.c | 4 ++--
src/conf/virnodedeviceobj.c | 3 +--
src/datatypes.c | 44 ++++++++++++++++++++++--------------
src/datatypes.h | 14 +++++++-----
src/libvirt-nodedev.c | 6 ++---
src/libvirt_private.syms | 2 +-
src/libxl/libxl_driver.c | 9 +++-----
src/qemu/qemu_driver.c | 9 +++-----
src/remote/remote_driver.c | 6 ++---
src/rpc/gendispatch.pl | 5 ++--
src/test/test_driver.c | 4 ++--
12 files changed, 58 insertions(+), 59 deletions(-)
diff --git a/src/conf/node_device_event.c b/src/conf/node_device_event.c
index c6915be593..e4037f5ae0 100644
--- a/src/conf/node_device_event.c
+++ b/src/conf/node_device_event.c
@@ -110,8 +110,8 @@ virNodeDeviceEventDispatchDefaultFunc(virConnectPtr conn,
virConnectObjectEventGenericCallback cb,
void *cbopaque)
{
- virNodeDevicePtr dev = virGetNodeDevice(conn,
- event->meta.name);
+ g_autoptr(virNodeDevice) dev = virGetNodeDevice(conn,
+ event->meta.name);
if (!dev)
return;
@@ -126,23 +126,20 @@ virNodeDeviceEventDispatchDefaultFunc(virConnectPtr conn,
nodeDeviceLifecycleEvent->type,
nodeDeviceLifecycleEvent->detail,
cbopaque);
- goto cleanup;
+ return;
}
case VIR_NODE_DEVICE_EVENT_ID_UPDATE:
{
((virConnectNodeDeviceEventGenericCallback)cb)(conn, dev,
cbopaque);
- goto cleanup;
+ return;
}
case VIR_NODE_DEVICE_EVENT_ID_LAST:
break;
}
VIR_WARN("Unexpected event ID %d", event->eventID);
-
- cleanup:
- virObjectUnref(dev);
}
diff --git a/src/conf/node_device_util.c b/src/conf/node_device_util.c
index 5e80422d7f..0b9292ffd3 100644
--- a/src/conf/node_device_util.c
+++ b/src/conf/node_device_util.c
@@ -20,6 +20,7 @@
#include "internal.h"
+#include "datatypes.h"
#include "node_device_util.h"
#include "virlog.h"
#include "virscsihost.h"
@@ -45,7 +46,7 @@ char *
virNodeDeviceGetParentName(virConnectPtr conn,
const char *nodedev_name)
{
- virNodeDevicePtr device = NULL;
+ g_autoptr(virNodeDevice) device = NULL;
char *parent;
if (!(device = virNodeDeviceLookupByName(conn, nodedev_name))) {
@@ -56,7 +57,6 @@ virNodeDeviceGetParentName(virConnectPtr conn,
}
parent = g_strdup(virNodeDeviceGetParent(device));
- virObjectUnref(device);
return parent;
}
diff --git a/src/conf/virnodedeviceobj.c b/src/conf/virnodedeviceobj.c
index 3a34a324ca..9b1133f96b 100644
--- a/src/conf/virnodedeviceobj.c
+++ b/src/conf/virnodedeviceobj.c
@@ -866,7 +866,6 @@ virNodeDeviceObjListExportCallback(void *payload,
virNodeDeviceObjMatch(obj, data->flags)) {
if (data->devices) {
if (!(device = virGetNodeDevice(data->conn, def->name))) {
- virObjectUnref(device);
data->error = true;
goto cleanup;
}
@@ -914,7 +913,7 @@ virNodeDeviceObjListExport(virConnectPtr conn,
return data.ndevices;
cleanup:
- virObjectListFree(data.devices);
+ virGObjectListFreeCount(data.devices, data.ndevices);
return -1;
}
diff --git a/src/datatypes.c b/src/datatypes.c
index 489c489761..29a7177780 100644
--- a/src/datatypes.c
+++ b/src/datatypes.c
@@ -36,14 +36,12 @@ VIR_LOG_INIT("datatypes");
virClassPtr virConnectClass;
virClassPtr virConnectCloseCallbackDataClass;
virClassPtr virDomainClass;
-virClassPtr virNodeDeviceClass;
virClassPtr virSecretClass;
virClassPtr virStreamClass;
static void virConnectDispose(void *obj);
static void virConnectCloseCallbackDataDispose(void *obj);
static void virDomainDispose(void *obj);
-static void virNodeDeviceDispose(void *obj);
static void virSecretDispose(void *obj);
static void virStreamDispose(void *obj);
@@ -127,6 +125,22 @@ vir_network_port_class_init(virNetworkPortClass *klass)
obj->finalize = virNetworkPortFinalize;
}
+G_DEFINE_TYPE(virNodeDevice, vir_node_device, G_TYPE_OBJECT);
+static void virNodeDeviceFinalize(GObject *obj);
+
+static void
+vir_node_device_init(virNodeDevice *dev G_GNUC_UNUSED)
+{
+}
+
+static void
+vir_node_device_class_init(virNodeDeviceClass *klass)
+{
+ GObjectClass *obj = G_OBJECT_CLASS(klass);
+
+ obj->finalize = virNodeDeviceFinalize;
+}
+
G_DEFINE_TYPE(virNWFilter, vir_nw_filter, G_TYPE_OBJECT);
static void virNWFilterFinalize(GObject *obj);
@@ -243,7 +257,6 @@ virDataTypesOnceInit(void)
DECLARE_CLASS_LOCKABLE(virConnect);
DECLARE_CLASS_LOCKABLE(virConnectCloseCallbackData);
DECLARE_CLASS(virDomain);
- DECLARE_CLASS(virNodeDevice);
DECLARE_CLASS(virSecret);
DECLARE_CLASS(virStream);
@@ -791,37 +804,32 @@ virStorageVolFinalize(GObject *obj)
* @name: device name (unique on node)
*
* Allocates a new node device object. When the object is no longer needed,
- * virObjectUnref() must be called in order to not leak data.
+ * g_object_unref() must be called in order to not leak data.
*
* Returns a pointer to the node device object, or NULL on error.
*/
virNodeDevicePtr
virGetNodeDevice(virConnectPtr conn, const char *name)
{
- virNodeDevicePtr ret = NULL;
+ g_autoptr(virNodeDevice) ret = NULL;
if (virDataTypesInitialize() < 0)
return NULL;
- virCheckConnectGoto(conn, error);
- virCheckNonNullArgGoto(name, error);
+ virCheckConnectReturn(conn, NULL);
+ virCheckNonNullArgReturn(name, NULL);
- if (!(ret = virObjectNew(virNodeDeviceClass)))
- goto error;
+ ret = VIR_NODE_DEVICE(g_object_new(VIR_TYPE_NODE_DEVICE, NULL));
ret->name = g_strdup(name);
ret->conn = virObjectRef(conn);
- return ret;
-
- error:
- virObjectUnref(ret);
- return NULL;
+ return g_steal_pointer(&ret);
}
/**
- * virNodeDeviceDispose:
+ * virNodeDeviceFinalize:
* @obj: the node device to release
*
* Unconditionally release all memory associated with a device.
@@ -831,15 +839,17 @@ virGetNodeDevice(virConnectPtr conn, const char *name)
* which may also be released if its ref count hits zero.
*/
static void
-virNodeDeviceDispose(void *obj)
+virNodeDeviceFinalize(GObject *obj)
{
- virNodeDevicePtr dev = obj;
+ virNodeDevicePtr dev = VIR_NODE_DEVICE(obj);
VIR_DEBUG("release dev %p %s", dev, dev->name);
VIR_FREE(dev->name);
VIR_FREE(dev->parentName);
virObjectUnref(dev->conn);
+
+ G_OBJECT_CLASS(vir_node_device_parent_class)->finalize(obj);
}
diff --git a/src/datatypes.h b/src/datatypes.h
index 5492c2ac8a..cbf565097f 100644
--- a/src/datatypes.h
+++ b/src/datatypes.h
@@ -32,7 +32,6 @@
extern virClassPtr virConnectClass;
extern virClassPtr virDomainClass;
-extern virClassPtr virNodeDeviceClass;
extern virClassPtr virSecretClass;
extern virClassPtr virStreamClass;
@@ -59,6 +58,9 @@ G_DECLARE_FINAL_TYPE(virNetwork, vir_network, VIR, NETWORK, GObject);
#define VIR_TYPE_NETWORK_PORT vir_network_port_get_type()
G_DECLARE_FINAL_TYPE(virNetworkPort, vir_network_port, VIR, NETWORK_PORT, GObject);
+#define VIR_TYPE_NODE_DEVICE vir_node_device_get_type()
+G_DECLARE_FINAL_TYPE(virNodeDevice, vir_node_device, VIR, NODE_DEVICE, GObject);
+
#define VIR_TYPE_NW_FILTER vir_nw_filter_get_type()
G_DECLARE_FINAL_TYPE(virNWFilter, vir_nw_filter, VIR, NW_FILTER, GObject);
@@ -248,8 +250,8 @@ G_DECLARE_FINAL_TYPE(virAdmClient, vir_adm_client, VIR, ADM_CLIENT, GObject);
#define virCheckNodeDeviceReturn(obj, retval) \
do { \
- virNodeDevicePtr _node = (obj); \
- if (!virObjectIsClass(_node, virNodeDeviceClass) || \
+ virNodeDevicePtr _node = VIR_NODE_DEVICE(obj); \
+ if (_node == NULL || \
!virObjectIsClass(_node->conn, virConnectClass)) { \
virReportErrorHelper(VIR_FROM_NODEDEV, \
VIR_ERR_INVALID_NODE_DEVICE, \
@@ -262,8 +264,8 @@ G_DECLARE_FINAL_TYPE(virAdmClient, vir_adm_client, VIR, ADM_CLIENT, GObject);
#define virCheckNodeDeviceGoto(obj, label) \
do { \
- virNodeDevicePtr _dev= (obj); \
- if (!virObjectIsClass(_dev, virNodeDeviceClass) || \
+ virNodeDevicePtr _dev= VIR_NODE_DEVICE(obj); \
+ if (_dev == NULL || \
!virObjectIsClass(_dev->conn, virConnectClass)) { \
virReportErrorHelper(VIR_FROM_NODEDEV, \
VIR_ERR_INVALID_NODE_DEVICE, \
@@ -730,7 +732,7 @@ struct _virStorageVol {
* Internal structure associated with a node device
*/
struct _virNodeDevice {
- virObject parent;
+ GObject parent;
virConnectPtr conn; /* pointer back to the connection */
char *name; /* device name (unique on node) */
char *parentName; /* parent device name */
diff --git a/src/libvirt-nodedev.c b/src/libvirt-nodedev.c
index dce46b7181..98db5e9813 100644
--- a/src/libvirt-nodedev.c
+++ b/src/libvirt-nodedev.c
@@ -452,7 +452,7 @@ virNodeDeviceFree(virNodeDevicePtr dev)
virCheckNodeDeviceReturn(dev, -1);
- virObjectUnref(dev);
+ g_object_unref(dev);
return 0;
}
@@ -477,13 +477,13 @@ virNodeDeviceFree(virNodeDevicePtr dev)
int
virNodeDeviceRef(virNodeDevicePtr dev)
{
- VIR_DEBUG("dev=%p refs=%d", dev, dev ? dev->parent.u.s.refs : 0);
+ VIR_DEBUG("dev=%p", dev);
virResetLastError();
virCheckNodeDeviceReturn(dev, -1);
- virObjectRef(dev);
+ g_object_ref(dev);
return 0;
}
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 43dcd49786..fc0a23508b 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1361,6 +1361,7 @@ vir_domain_snapshot_get_type;
vir_interface_get_type;
vir_network_get_type;
vir_network_port_get_type;
+vir_node_device_get_type;
vir_nw_filter_binding_get_type;
vir_nw_filter_get_type;
vir_storage_pool_get_type;
@@ -1387,7 +1388,6 @@ virGetStoragePool;
virGetStorageVol;
virGetStream;
virNewConnectCloseCallbackData;
-virNodeDeviceClass;
virSecretClass;
virStreamClass;
diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c
index 0e465f7d05..202b1d73c5 100644
--- a/src/libxl/libxl_driver.c
+++ b/src/libxl/libxl_driver.c
@@ -5787,7 +5787,7 @@ libxlNodeDeviceDetachFlags(virNodeDevicePtr dev,
libxlDriverPrivatePtr driver = dev->conn->privateData;
virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
virConnectPtr nodeconn = NULL;
- virNodeDevicePtr nodedev = NULL;
+ g_autoptr(virNodeDevice) nodedev = NULL;
virCheckFlags(0, -1);
@@ -5837,7 +5837,6 @@ libxlNodeDeviceDetachFlags(virNodeDevicePtr dev,
cleanup:
virPCIDeviceFree(pci);
virNodeDeviceDefFree(def);
- virObjectUnref(nodedev);
virObjectUnref(nodeconn);
VIR_FREE(xml);
return ret;
@@ -5860,7 +5859,7 @@ libxlNodeDeviceReAttach(virNodeDevicePtr dev)
libxlDriverPrivatePtr driver = dev->conn->privateData;
virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
virConnectPtr nodeconn = NULL;
- virNodeDevicePtr nodedev = NULL;
+ g_autoptr(virNodeDevice) nodedev = NULL;
if (!(nodeconn = virGetConnectNodeDev()))
goto cleanup;
@@ -5901,7 +5900,6 @@ libxlNodeDeviceReAttach(virNodeDevicePtr dev)
cleanup:
virPCIDeviceFree(pci);
virNodeDeviceDefFree(def);
- virObjectUnref(nodedev);
virObjectUnref(nodeconn);
VIR_FREE(xml);
return ret;
@@ -5918,7 +5916,7 @@ libxlNodeDeviceReset(virNodeDevicePtr dev)
libxlDriverPrivatePtr driver = dev->conn->privateData;
virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
virConnectPtr nodeconn = NULL;
- virNodeDevicePtr nodedev = NULL;
+ g_autoptr(virNodeDevice) nodedev = NULL;
if (!(nodeconn = virGetConnectNodeDev()))
goto cleanup;
@@ -5959,7 +5957,6 @@ libxlNodeDeviceReset(virNodeDevicePtr dev)
cleanup:
virPCIDeviceFree(pci);
virNodeDeviceDefFree(def);
- virObjectUnref(nodedev);
virObjectUnref(nodeconn);
VIR_FREE(xml);
return ret;
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 26b7450e84..7a9fdfa453 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -12953,7 +12953,7 @@ qemuNodeDeviceDetachFlags(virNodeDevicePtr dev,
bool vfio = qemuHostdevHostSupportsPassthroughVFIO();
virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
virConnectPtr nodeconn = NULL;
- virNodeDevicePtr nodedev = NULL;
+ g_autoptr(virNodeDevice) nodedev = NULL;
virCheckFlags(0, -1);
@@ -13014,7 +13014,6 @@ qemuNodeDeviceDetachFlags(virNodeDevicePtr dev,
cleanup:
virPCIDeviceFree(pci);
virNodeDeviceDefFree(def);
- virObjectUnref(nodedev);
virObjectUnref(nodeconn);
return ret;
}
@@ -13036,7 +13035,7 @@ qemuNodeDeviceReAttach(virNodeDevicePtr dev)
g_autofree char *xml = NULL;
virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
virConnectPtr nodeconn = NULL;
- virNodeDevicePtr nodedev = NULL;
+ g_autoptr(virNodeDevice) nodedev = NULL;
if (!(nodeconn = virGetConnectNodeDev()))
goto cleanup;
@@ -13074,7 +13073,6 @@ qemuNodeDeviceReAttach(virNodeDevicePtr dev)
virPCIDeviceFree(pci);
cleanup:
virNodeDeviceDefFree(def);
- virObjectUnref(nodedev);
virObjectUnref(nodeconn);
return ret;
}
@@ -13090,7 +13088,7 @@ qemuNodeDeviceReset(virNodeDevicePtr dev)
g_autofree char *xml = NULL;
virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
virConnectPtr nodeconn = NULL;
- virNodeDevicePtr nodedev = NULL;
+ g_autoptr(virNodeDevice) nodedev = NULL;
if (!(nodeconn = virGetConnectNodeDev()))
goto cleanup;
@@ -13128,7 +13126,6 @@ qemuNodeDeviceReset(virNodeDevicePtr dev)
virPCIDeviceFree(pci);
cleanup:
virNodeDeviceDefFree(def);
- virObjectUnref(nodedev);
virObjectUnref(nodeconn);
return ret;
}
diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
index ce5c0b94b5..9b22953061 100644
--- a/src/remote/remote_driver.c
+++ b/src/remote/remote_driver.c
@@ -5518,7 +5518,7 @@ remoteNodeDeviceBuildEventLifecycle(virNetClientProgramPtr prog G_GNUC_UNUSED,
virConnectPtr conn = opaque;
struct private_data *priv = conn->privateData;
remote_node_device_event_lifecycle_msg *msg = evdata;
- virNodeDevicePtr dev;
+ g_autoptr(virNodeDevice) dev = NULL;
virObjectEventPtr event = NULL;
dev = get_nonnull_node_device(conn, msg->dev);
@@ -5527,7 +5527,6 @@ remoteNodeDeviceBuildEventLifecycle(virNetClientProgramPtr prog G_GNUC_UNUSED,
event = virNodeDeviceEventLifecycleNew(dev->name, msg->event,
msg->detail);
- virObjectUnref(dev);
virObjectEventStateQueueRemote(priv->eventState, event, msg->callbackID);
}
@@ -5540,7 +5539,7 @@ remoteNodeDeviceBuildEventUpdate(virNetClientProgramPtr prog G_GNUC_UNUSED,
virConnectPtr conn = opaque;
struct private_data *priv = conn->privateData;
remote_node_device_event_update_msg *msg = evdata;
- virNodeDevicePtr dev;
+ g_autoptr(virNodeDevice) dev = NULL;
virObjectEventPtr event = NULL;
dev = get_nonnull_node_device(conn, msg->dev);
@@ -5548,7 +5547,6 @@ remoteNodeDeviceBuildEventUpdate(virNetClientProgramPtr prog G_GNUC_UNUSED,
return;
event = virNodeDeviceEventUpdateNew(dev->name);
- virObjectUnref(dev);
virObjectEventStateQueueRemote(priv->eventState, event, msg->callbackID);
}
diff --git a/src/rpc/gendispatch.pl b/src/rpc/gendispatch.pl
index 1cfafe3742..6869311f06 100755
--- a/src/rpc/gendispatch.pl
+++ b/src/rpc/gendispatch.pl
@@ -201,6 +201,7 @@ my %gobject_impl = (
virInterface => 1,
virNetwork => 1,
virNetworkPort => 1,
+ virNodeDevice => 1,
virNWFilter => 1,
virNWFilterBinding => 1,
virStoragePool => 1,
@@ -596,13 +597,11 @@ elsif ($mode eq "server") {
!($argtype =~ m/^remote_node_device_create_xml_/) and
!($argtype =~ m/^remote_node_device_lookup_scsi_host_by_wwn_/)) {
$has_node_device = 1;
- push(@vars_list, "virNodeDevicePtr dev = NULL");
+ push(@vars_list, "g_autoptr(virNodeDevice) dev = NULL");
push(@getters_list,
" if (!(dev = get_nonnull_node_device_name($conn_var, args->name)))\n" .
" goto cleanup;\n");
push(@args_list, "dev");
- push(@free_list,
- " virObjectUnref(dev);");
}
foreach my $args_member (@{$call->{args_members}}) {
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index d1e9b6cd49..b9238a174e 100644
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -7451,7 +7451,8 @@ testNodeDeviceCreateXML(virConnectPtr conn,
{
testDriverPtr driver = conn->privateData;
virNodeDeviceDefPtr def = NULL;
- virNodeDevicePtr dev = NULL, ret = NULL;
+ g_autoptr(virNodeDevice) dev = NULL;
+ virNodeDevicePtr ret = NULL;
virNodeDeviceObjPtr obj = NULL;
virNodeDeviceDefPtr objdef;
g_autofree char *wwnn = NULL;
@@ -7494,7 +7495,6 @@ testNodeDeviceCreateXML(virConnectPtr conn,
cleanup:
virNodeDeviceObjEndAPI(&obj);
virNodeDeviceDefFree(def);
- virObjectUnref(dev);
return ret;
}
--
2.26.2
More information about the libvir-list
mailing list