Re: [spice-server] wip: to better sync server and client tokens

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> 
> ---
>  server/char-device.c | 6 ++++++
>  server/reds.c        | 8 ++------
>  2 files changed, 8 insertions(+), 6 deletions(-)
> 
> diff --git a/server/char-device.c b/server/char-device.c
> index cb35aa2..84efdfb 100644
> --- a/server/char-device.c
> +++ b/server/char-device.c
> @@ -851,6 +851,12 @@ void red_char_device_reset(RedCharDevice *dev)
>          dev_client->num_send_tokens +=
>          g_queue_get_length(dev_client->send_queue);
>          g_queue_foreach(dev_client->send_queue, (GFunc)red_pipe_item_unref,
>          NULL);
>          g_queue_clear(dev_client->send_queue);
> +
> +        /* FIXME: WIP patch: If the device is reset and we clear all the
> +         * WriteBuffers, we must garantee that the number of tokens is
> exactly
> +         * the same that we will send to the client upon agent
> re-connection. */
> +        dev_client->num_client_tokens += dev_client->num_client_tokens_free;
> +        dev_client->num_client_tokens_free = 0;
>      }
>      red_char_device_reset_dev_instance(dev, NULL);
>  }

Yes, make sense. Perhaps a check that there are no connected client
but should be done in a reset function, or perhaps a client should
be passed to this function (well, multiple clients are really never
going to work reliably probably).

> diff --git a/server/reds.c b/server/reds.c
> index 4fd1d35..1cd697d 100644
> --- a/server/reds.c
> +++ b/server/reds.c
> @@ -553,12 +553,8 @@ static void reds_reset_vdp(RedsState *reds)
>       *  In addition, there used to be a misshandling of AGENT_TOKENS message
>       in spice-gtk: it
>       *  overrides the amount of tokens, instead of adding the given amount.
>       */
> -    if (red_channel_test_remote_cap(&reds->main_channel->base,
> -                                    SPICE_MAIN_CAP_AGENT_CONNECTED_TOKENS))
> {
> -        dev->priv->agent_attached = FALSE;
> -    } else {
> -        red_char_device_reset(RED_CHAR_DEVICE(dev));
> -    }
> +    dev->priv->agent_attached = FALSE;
> +    red_char_device_reset(RED_CHAR_DEVICE(dev));
>  
>      sif = spice_char_device_get_interface(reds->vdagent);
>      if (sif->state) {

Frediano
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