Re: [Qemu-devel] [PATCH v2 13/18] dev: add an anonymous peripheral container

[Kevin Wolf <kwolf@redhat.com>]

Am 02.12.2011 21:20, schrieb Anthony Liguori:
> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
> ---
>  hw/qdev.c |   21 ++++++++++++++++++++-
>  1 files changed, 20 insertions(+), 1 deletions(-)
> 
> diff --git a/hw/qdev.c b/hw/qdev.c
> index af4c6a2..5348f26 100644
> --- a/hw/qdev.c
> +++ b/hw/qdev.c
> @@ -240,6 +240,19 @@ static DeviceState *qdev_get_peripheral(void)
>      return dev;
>  }
>  
> +static DeviceState *qdev_get_peripheral_anon(void)
> +{
> +    static DeviceState *dev;
> +
> +    if (dev == NULL) {
> +        dev = qdev_create(NULL, "container");
> +        qdev_property_add_child(qdev_get_root(), "peripheral-anon", dev, NULL);
> +        qdev_init_nofail(dev);
> +    }
> +
> +    return dev;
> +}
> +
>  DeviceState *qdev_device_add(QemuOpts *opts)
>  {
>      const char *driver, *path, *id;
> @@ -292,7 +305,13 @@ DeviceState *qdev_device_add(QemuOpts *opts)
>      if (id) {
>          qdev->id = id;
>          qdev_property_add_child(qdev_get_peripheral(), qdev->id, qdev, NULL);
> -    }
> +    } else {
> +        static int anon_count;
> +        gchar *name = g_strdup_printf("device[%d]", anon_count++);

Does any code depend on this name? If not, I would suggest making it a
bit more convenient for users: g_strdump_printf("%s[%d]", info->name,
info->anon_count++)

Kevin