qdev: drop iothread property type

The iothread property type is no longer used and can be removed.
Signed-off-by: NStefan Hajnoczi <stefanha@redhat.com>

hw/core/qdev-properties-system.c

@@ -385,56 +385,6 @@ void qdev_set_nic_properties(DeviceState *dev, NICInfo *nd)
     nd->instantiated = 1;
 }
 
-/* --- iothread --- */
-
-static char *print_iothread(void *ptr)
-{
-    return iothread_get_id(ptr);
-}
-
-static int parse_iothread(DeviceState *dev, const char *str, void **ptr)
-{
-    IOThread *iothread;
-
-    iothread = iothread_find(str);
-    if (!iothread) {
-        return -ENOENT;
-    }
-    object_ref(OBJECT(iothread));
-    *ptr = iothread;
-    return 0;
-}
-
-static void get_iothread(Object *obj, struct Visitor *v, void *opaque,
-                         const char *name, Error **errp)
-{
-    get_pointer(obj, v, opaque, print_iothread, name, errp);
-}
-
-static void set_iothread(Object *obj, struct Visitor *v, void *opaque,
-                         const char *name, Error **errp)
-{
-    set_pointer(obj, v, opaque, parse_iothread, name, errp);
-}
-
-static void release_iothread(Object *obj, const char *name, void *opaque)
-{
-    DeviceState *dev = DEVICE(obj);
-    Property *prop = opaque;
-    IOThread **ptr = qdev_get_prop_ptr(dev, prop);
-
-    if (*ptr) {
-        object_unref(OBJECT(*ptr));
-    }
-}
-
-PropertyInfo qdev_prop_iothread = {
-    .name = "iothread",
-    .get = get_iothread,
-    .set = set_iothread,
-    .release = release_iothread,
-};
-
 static int qdev_add_one_global(QemuOpts *opts, void *opaque)
 {
     GlobalProperty *g;

include/hw/qdev-properties.h

@@ -22,7 +22,6 @@ extern PropertyInfo qdev_prop_bios_chs_trans;
 extern PropertyInfo qdev_prop_drive;
 extern PropertyInfo qdev_prop_netdev;
 extern PropertyInfo qdev_prop_vlan;
-extern PropertyInfo qdev_prop_iothread;
 extern PropertyInfo qdev_prop_pci_devfn;
 extern PropertyInfo qdev_prop_blocksize;
 extern PropertyInfo qdev_prop_pci_host_devaddr;
@@ -143,8 +142,6 @@ extern PropertyInfo qdev_prop_arraylen;
     DEFINE_PROP(_n, _s, _f, qdev_prop_vlan, NICPeers)
 #define DEFINE_PROP_DRIVE(_n, _s, _f) \
     DEFINE_PROP(_n, _s, _f, qdev_prop_drive, BlockDriverState *)
-#define DEFINE_PROP_IOTHREAD(_n, _s, _f)             \
-    DEFINE_PROP(_n, _s, _f, qdev_prop_iothread, IOThread *)
 #define DEFINE_PROP_MACADDR(_n, _s, _f)         \
     DEFINE_PROP(_n, _s, _f, qdev_prop_macaddr, MACAddr)
 #define DEFINE_PROP_LOSTTICKPOLICY(_n, _s, _f, _d) \