Re: [PATCH 1/6] virtio: Add bool to VirtQueueElement

[Eugenio Perez Martin]

On Mon, May 6, 2024 at 5:06 PM Jonah Palmer <jonah.palmer@oracle.com> wrote:
>
> Add the boolean 'filled' member to the VirtQueueElement structure. The
> use of this boolean will signify if the element has been written to the
> used / descriptor ring or not. This boolean is used to support the
> VIRTIO_F_IN_ORDER feature.
>
> Tested-by: Lei Yang <leiyang@redhat.com>
> Signed-off-by: Jonah Palmer <jonah.palmer@oracle.com>
> ---
>  include/hw/virtio/virtio.h | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
> index 7d5ffdc145..9ed9c3763c 100644
> --- a/include/hw/virtio/virtio.h
> +++ b/include/hw/virtio/virtio.h
> @@ -69,6 +69,7 @@ typedef struct VirtQueueElement
>      unsigned int ndescs;
>      unsigned int out_num;
>      unsigned int in_num;
> +    bool filled;

in_order_filled? I cannot come with a good name for this. Maybe we can
add a comment on top of the variable so we know what it is used for?

>      hwaddr *in_addr;
>      hwaddr *out_addr;
>      struct iovec *in_sg;
> --
> 2.39.3
>