Re: [Qemu-devel] [PATCH for-3.2 v5 12/19] qdev-props: convert global_props to GPtrArray

[Igor Mammedov <imammedo@redhat.com>]

On Tue,  4 Dec 2018 18:20:16 +0400
Marc-André Lureau <marcandre.lureau@redhat.com> wrote:

> A step towards being able to call a common function,
> object_apply_global_props().
> 
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
> ---
>  hw/core/qdev-properties.c | 29 ++++++++++++++++++++---------
>  1 file changed, 20 insertions(+), 9 deletions(-)
> 
> diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c
> index 43c30a57f4..3467e0485c 100644
> --- a/hw/core/qdev-properties.c
> +++ b/hw/core/qdev-properties.c
> @@ -1173,22 +1173,32 @@ void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value)
>      *ptr = value;
>  }
>  
> -static GList *global_props;
> +static GPtrArray *global_props(void)
> +{
> +    static GPtrArray *gp;
> +
> +    if (!gp) {
> +        gp = g_ptr_array_new();
one more leak?

> +    }
> +
> +    return gp;
> +}
>  
>  void qdev_prop_register_global(GlobalProperty *prop)
>  {
> -    global_props = g_list_append(global_props, prop);
> +    g_ptr_array_add(global_props(), prop);
>  }
>  
>  int qdev_prop_check_globals(void)
>  {
> -    GList *l;
> -    int ret = 0;
> +    int i, ret = 0;
>  
> -    for (l = global_props; l; l = l->next) {
> -        GlobalProperty *prop = l->data;
> +    for (i = 0; i < global_props()->len; i++) {
> +        GlobalProperty *prop;
>          ObjectClass *oc;
>          DeviceClass *dc;
> +
> +        prop = g_ptr_array_index(global_props(), i);
>          if (prop->used) {
>              continue;
>          }
> @@ -1213,12 +1223,13 @@ int qdev_prop_check_globals(void)
>  
>  void qdev_prop_set_globals(DeviceState *dev)
>  {
> -    GList *l;
> +    int i;
>  
> -    for (l = global_props; l; l = l->next) {
> -        GlobalProperty *prop = l->data;
> +    for (i = 0; i < global_props()->len; i++) {
> +        GlobalProperty *prop;
>          Error *err = NULL;
>  
> +        prop = g_ptr_array_index(global_props(), i);
>          if (object_dynamic_cast(OBJECT(dev), prop->driver) == NULL) {
>              continue;
>          }