Re: [Qemu-devel] [PATCH 4/4] virtio-gpu: remove useless 'waiting' field

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 2/21/19 12:43 PM, Marc-André Lureau wrote:
> Let's check renderer_blocked instead directly.
> 
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>

> ---
>  include/hw/virtio/virtio-gpu.h | 1 -
>  hw/display/virtio-gpu.c        | 4 +---
>  2 files changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h
> index f8cd8ee96f..26a6698266 100644
> --- a/include/hw/virtio/virtio-gpu.h
> +++ b/include/hw/virtio/virtio-gpu.h
> @@ -81,7 +81,6 @@ struct virtio_gpu_ctrl_command {
>      VirtQueue *vq;
>      struct virtio_gpu_ctrl_hdr cmd_hdr;
>      uint32_t error;
> -    bool waiting;
>      bool finished;
>      QTAILQ_ENTRY(virtio_gpu_ctrl_command) next;
>  };
> diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
> index 7ada4b83ac..0baa9ac0ad 100644
> --- a/hw/display/virtio-gpu.c
> +++ b/hw/display/virtio-gpu.c
> @@ -889,8 +889,7 @@ void virtio_gpu_process_cmdq(VirtIOGPU *g)
>      while (!QTAILQ_EMPTY(&g->cmdq)) {
>          cmd = QTAILQ_FIRST(&g->cmdq);
>  
> -        cmd->waiting = g->renderer_blocked;
> -        if (cmd->waiting) {
> +        if (g->renderer_blocked) {
>              break;
>          }
>  
> @@ -939,7 +938,6 @@ static void virtio_gpu_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq)
>          cmd->vq = vq;
>          cmd->error = 0;
>          cmd->finished = false;
> -        cmd->waiting = false;
>          QTAILQ_INSERT_TAIL(&g->cmdq, cmd, next);
>          cmd = virtqueue_pop(vq, sizeof(struct virtio_gpu_ctrl_command));
>      }
>