Re: [PATCH 09/15] char-device: Refactor spice_char_device_client_add a bit

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> 
> From: Christophe Fergeau <cfergeau@xxxxxxxxxx>
> 
> Factor out CharDeviceClientState creation out of
> spice_char_device_client_add.
> ---
>  server/char-device.c | 54
>  ++++++++++++++++++++++++++++++++++------------------
>  1 file changed, 35 insertions(+), 19 deletions(-)
> 
> diff --git a/server/char-device.c b/server/char-device.c
> index cda2d60..1d22a30 100644
> --- a/server/char-device.c
> +++ b/server/char-device.c
> @@ -767,6 +767,37 @@ void
> spice_char_device_state_destroy(SpiceCharDeviceState *char_dev)
>      spice_char_device_state_unref(char_dev);
>  }
>  
> +SpiceCharDeviceClientState *red_char_device_client_new(RedClient *client,
> +                                                       int do_flow_control,
> +                                                       uint32_t max_send_queue_size,
> +                                                       uint32_t num_client_tokens,
> +                                                       uint32_t num_send_tokens)
> +{

Why not static?

> +    SpiceCharDeviceClientState *dev_client;
> +
> +    dev_client = spice_new0(SpiceCharDeviceClientState, 1);
> +    dev_client->client = client;
> +    ring_init(&dev_client->send_queue);
> +    dev_client->send_queue_size = 0;
> +    dev_client->max_send_queue_size = max_send_queue_size;
> +    dev_client->do_flow_control = do_flow_control;
> +    if (do_flow_control) {
> +        dev_client->wait_for_tokens_timer =
> +            reds_core_timer_add(client->reds,
> device_client_wait_for_tokens_timeout,
> +                                dev_client);
> +        if (!dev_client->wait_for_tokens_timer) {
> +            spice_error("failed to create wait for tokens timer");
> +        }
> +        dev_client->num_client_tokens = num_client_tokens;
> +        dev_client->num_send_tokens = num_send_tokens;
> +    } else {
> +        dev_client->num_client_tokens = ~0;
> +        dev_client->num_send_tokens = ~0;
> +    }
> +
> +    return dev_client;
> +}
> +
>  int spice_char_device_client_add(SpiceCharDeviceState *dev,
>                                   RedClient *client,
>                                   int do_flow_control,
> @@ -789,26 +820,11 @@ int spice_char_device_client_add(SpiceCharDeviceState
> *dev,
>      dev->wait_for_migrate_data = wait_for_migrate_data;
>  
>      spice_debug("dev_state %p client %p", dev, client);
> -    dev_client = spice_new0(SpiceCharDeviceClientState, 1);
> +    dev_client = red_char_device_client_new(client, do_flow_control,
> +                                            max_send_queue_size,
> +                                            num_client_tokens,
> +                                            num_send_tokens);
>      dev_client->dev = dev;
> -    dev_client->client = client;
> -    ring_init(&dev_client->send_queue);
> -    dev_client->send_queue_size = 0;
> -    dev_client->max_send_queue_size = max_send_queue_size;
> -    dev_client->do_flow_control = do_flow_control;
> -    if (do_flow_control) {
> -        dev_client->wait_for_tokens_timer =
> -            reds_core_timer_add(dev->reds,
> device_client_wait_for_tokens_timeout,
> -                                dev_client);
> -        if (!dev_client->wait_for_tokens_timer) {
> -            spice_error("failed to create wait for tokens timer");
> -        }
> -        dev_client->num_client_tokens = num_client_tokens;
> -        dev_client->num_send_tokens = num_send_tokens;
> -    } else {
> -        dev_client->num_client_tokens = ~0;
> -        dev_client->num_send_tokens = ~0;
> -    }
>      ring_add(&dev->clients, &dev_client->link);
>      dev->num_clients++;
>      /* Now that we have a client, forward any pending device data */

Apart from the comment patch is good.

Frediano
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