qom: Use typedef for Visitor

No need to repeat 'struct Visitor' when we already have it in
typedefs.h.  Omitting the redundant 'struct' also makes a later
patch easier to search for all object property callbacks that
are associated with a Visitor.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <1454075341-13658-18-git-send-email-eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

5 files changed, 13 insertions, 14 deletions

diff --git a/hw/misc/edu.c b/hw/misc/edu.c
index 2639c64..65e8f20 100644
--- a/hw/misc/edu.c
+++ b/hw/misc/edu.c
@@ -363,8 +363,8 @@ static void pci_edu_uninit(PCIDevice *pdev)
     timer_del(&edu->dma_timer);
 }
 
-static void edu_obj_uint64(Object *obj, struct Visitor *v, void *opaque,
-                const char *name, Error **errp)
+static void edu_obj_uint64(Object *obj, Visitor *v, void *opaque,
+                           const char *name, Error **errp)
 {
     uint64_t *val = opaque;
 
diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index 06912bb..7d05d3f 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -113,7 +113,7 @@ static void balloon_stats_poll_cb(void *opaque)
     s->stats_vq_elem = NULL;
 }
 
-static void balloon_stats_get_all(Object *obj, struct Visitor *v,
+static void balloon_stats_get_all(Object *obj, Visitor *v,
                                   void *opaque, const char *name, Error **errp)
 {
     Error *err = NULL;
@@ -151,7 +151,7 @@ out:
     error_propagate(errp, err);
 }
 
-static void balloon_stats_get_poll_interval(Object *obj, struct Visitor *v,
+static void balloon_stats_get_poll_interval(Object *obj, Visitor *v,
                                             void *opaque, const char *name,
                                             Error **errp)
 {
@@ -159,7 +159,7 @@ static void balloon_stats_get_poll_interval(Object *obj, struct Visitor *v,
     visit_type_int(v, &s->stats_poll_interval, name, errp);
 }
 
-static void balloon_stats_set_poll_interval(Object *obj, struct Visitor *v,
+static void balloon_stats_set_poll_interval(Object *obj, Visitor *v,
                                             void *opaque, const char *name,
                                             Error **errp)
 {
diff --git a/include/qom/object.h b/include/qom/object.h
index 70ce6a7..1820b02 100644
--- a/include/qom/object.h
+++ b/include/qom/object.h
@@ -18,14 +18,13 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include "qemu/queue.h"
+#include "qemu/typedefs.h"
 #include "qapi/error.h"
 
 #define Type     QEMUType
 #define class    QEMUclass
 #define typename QEMUtypename
 
-struct Visitor;
-
 struct TypeImpl;
 typedef struct TypeImpl *Type;
 
@@ -302,7 +301,7 @@ typedef struct InterfaceInfo InterfaceInfo;
  * Called when trying to get/set a property.
  */
 typedef void (ObjectPropertyAccessor)(Object *obj,
-                                      struct Visitor *v,
+                                      Visitor *v,
                                       void *opaque,
                                       const char *name,
                                       Error **errp);
@@ -1029,7 +1028,7 @@ void object_unparent(Object *obj);
  *
  * Reads a property from a object.
  */
-void object_property_get(Object *obj, struct Visitor *v, const char *name,
+void object_property_get(Object *obj, Visitor *v, const char *name,
                          Error **errp);
 
 /**
@@ -1165,7 +1164,7 @@ void object_property_get_uint16List(Object *obj, const char *name,
  *
  * Writes a property to a object.
  */
-void object_property_set(Object *obj, struct Visitor *v, const char *name,
+void object_property_set(Object *obj, Visitor *v, const char *name,
                          Error **errp);
 
 /**
diff --git a/qom/object.c b/qom/object.c
index 1a8bb35..b0c80d5 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -2189,7 +2189,7 @@ typedef struct {
     char *target_name;
 } AliasProperty;
 
-static void property_get_alias(Object *obj, struct Visitor *v, void *opaque,
+static void property_get_alias(Object *obj, Visitor *v, void *opaque,
                                const char *name, Error **errp)
 {
     AliasProperty *prop = opaque;
@@ -2197,7 +2197,7 @@ static void property_get_alias(Object *obj, struct Visitor *v, void *opaque,
     object_property_get(prop->target_obj, v, prop->target_name, errp);
 }
 
-static void property_set_alias(Object *obj, struct Visitor *v, void *opaque,
+static void property_set_alias(Object *obj, Visitor *v, void *opaque,
                                const char *name, Error **errp)
 {
     AliasProperty *prop = opaque;
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index b255644..60bfa80 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -2945,7 +2945,7 @@ typedef struct BitProperty {
 } BitProperty;
 
 static void x86_cpu_get_bit_prop(Object *obj,
-                                 struct Visitor *v,
+                                 Visitor *v,
                                  void *opaque,
                                  const char *name,
                                  Error **errp)
@@ -2956,7 +2956,7 @@ static void x86_cpu_get_bit_prop(Object *obj,
 }
 
 static void x86_cpu_set_bit_prop(Object *obj,
-                                 struct Visitor *v,
+                                 Visitor *v,
                                  void *opaque,
                                  const char *name,
                                  Error **errp)