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Re: [Qemu-devel] [PATCH] qom: Change prototype of user_creatable_complet


From: Igor Mammedov
Subject: Re: [Qemu-devel] [PATCH] qom: Change prototype of user_creatable_complete.
Date: Wed, 1 Apr 2015 09:18:01 +0200

On Wed,  1 Apr 2015 10:57:04 +0800
Lin Ma <address@hidden> wrote:

> From void user_creatable_complete(Object *obj, Error **errp)
> to   void user_creatable_complete(UserCreatable *uc, Error **errp)
> 
> Signed-off-by: Lin Ma <address@hidden>
> ---
>  hw/block/dataplane/virtio-blk.c |  4 +++-
>  hw/virtio/virtio-rng.c          |  3 ++-
>  include/qom/object_interfaces.h |  4 ++--
>  qmp.c                           |  2 +-
>  qom/object_interfaces.c         | 11 ++---------
>  5 files changed, 10 insertions(+), 14 deletions(-)
> 
> diff --git a/hw/block/dataplane/virtio-blk.c b/hw/block/dataplane/virtio-blk.c
> index cd41478..21b5e49 100644
> --- a/hw/block/dataplane/virtio-blk.c
> +++ b/hw/block/dataplane/virtio-blk.c
> @@ -188,7 +188,9 @@ void virtio_blk_data_plane_create(VirtIODevice *vdev, 
> VirtIOBlkConf *conf,
>          object_initialize(&s->internal_iothread_obj,
>                            sizeof(s->internal_iothread_obj),
>                            TYPE_IOTHREAD);
> -        user_creatable_complete(OBJECT(&s->internal_iothread_obj), 
> &error_abort);
> +        user_creatable_complete(USER_CREATABLE(
> +                                OBJECT(&s->internal_iothread_obj)),
> +                                &error_abort);
>          s->iothread = &s->internal_iothread_obj;
>      }
>      s->ctx = iothread_get_aio_context(s->iothread);
> diff --git a/hw/virtio/virtio-rng.c b/hw/virtio/virtio-rng.c
> index 06e7178..182b586 100644
> --- a/hw/virtio/virtio-rng.c
> +++ b/hw/virtio/virtio-rng.c
> @@ -165,7 +165,8 @@ static void virtio_rng_device_realize(DeviceState *dev, 
> Error **errp)
>      if (vrng->conf.rng == NULL) {
>          vrng->conf.default_backend = RNG_RANDOM(object_new(TYPE_RNG_RANDOM));
>  
> -        user_creatable_complete(OBJECT(vrng->conf.default_backend),
> +        user_creatable_complete(USER_CREATABLE(
> +                                OBJECT(vrng->conf.default_backend)),
>                                  &local_err);
>          if (local_err) {
>              error_propagate(errp, local_err);
> diff --git a/include/qom/object_interfaces.h b/include/qom/object_interfaces.h
> index b792283..7324521 100644
> --- a/include/qom/object_interfaces.h
> +++ b/include/qom/object_interfaces.h
> @@ -51,12 +51,12 @@ typedef struct UserCreatableClass {
>  
>  /**
>   * user_creatable_complete:
> - * @obj: the object whose complete() method is called if defined
> + * @uc: the object whose complete() method is called if defined
>   * @errp: if an error occurs, a pointer to an area to store the error
>   *
>   * Wrapper to call complete() method if one of types it's inherited
>   * from implements USER_CREATABLE interface, otherwise the call does
>   * nothing.
>   */
"Wrapper...nothing" should be reworded to reflect change.

> -void user_creatable_complete(Object *obj, Error **errp);
> +void user_creatable_complete(UserCreatable *uc, Error **errp);
>  #endif
> diff --git a/qmp.c b/qmp.c
> index c479e77..b944507 100644
> --- a/qmp.c
> +++ b/qmp.c
> @@ -656,7 +656,7 @@ void object_add(const char *type, const char *id, const 
> QDict *qdict,
>          goto out;
>      }
>  
> -    user_creatable_complete(obj, &local_err);
> +    user_creatable_complete(USER_CREATABLE(obj), &local_err);
>      if (local_err) {
>          object_property_del(container_get(object_get_root(), "/objects"),
>                              id, &error_abort);
> diff --git a/qom/object_interfaces.c b/qom/object_interfaces.c
> index 6360818..3aa26c7 100644
> --- a/qom/object_interfaces.c
> +++ b/qom/object_interfaces.c
> @@ -1,18 +1,11 @@
>  #include "qom/object_interfaces.h"
>  #include "qemu/module.h"
>  
> -void user_creatable_complete(Object *obj, Error **errp)
> +void user_creatable_complete(UserCreatable *uc, Error **errp)
>  {
>  
> -    UserCreatableClass *ucc;
> -    UserCreatable *uc =
> -        (UserCreatable *)object_dynamic_cast(obj, TYPE_USER_CREATABLE);
> +    UserCreatableClass *ucc = USER_CREATABLE_GET_CLASS(uc);
>  
> -    if (!uc) {
> -        return;
> -    }
> -
> -    ucc = USER_CREATABLE_GET_CLASS(uc);
>      if (ucc->complete) {
>          ucc->complete(uc, errp);
>      }




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