Re: [PATCH 02/19] virtio_ring: switch to use vring_virtqueue in virtqueue_poll variants
From: Eugenio Perez Martin
Date: Wed Mar 26 2025 - 08:10:37 EST
On Mon, Mar 24, 2025 at 6:43 AM Jason Wang <jasowang@xxxxxxxxxx> wrote:
>
> Those variants are used internally so let's switch to use
> vring_virtqueue as parameter to be consistent with other internal
> virtqueue helpers.
>
> Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
Acked-by: Eugenio Pérez <eperezma@xxxxxxxxxx>
> ---
> drivers/virtio/virtio_ring.c | 14 ++++++--------
> 1 file changed, 6 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
> index 1bdfd5d617a7..1c6b63812bf8 100644
> --- a/drivers/virtio/virtio_ring.c
> +++ b/drivers/virtio/virtio_ring.c
> @@ -915,11 +915,10 @@ static unsigned int virtqueue_enable_cb_prepare_split(struct virtqueue *_vq)
> return last_used_idx;
> }
>
> -static bool virtqueue_poll_split(struct virtqueue *_vq, unsigned int last_used_idx)
> +static bool virtqueue_poll_split(struct vring_virtqueue *vq,
> + unsigned int last_used_idx)
> {
> - struct vring_virtqueue *vq = to_vvq(_vq);
> -
> - return (u16)last_used_idx != virtio16_to_cpu(_vq->vdev,
> + return (u16)last_used_idx != virtio16_to_cpu(vq->vq.vdev,
> vq->split.vring.used->idx);
> }
>
> @@ -1845,9 +1844,8 @@ static unsigned int virtqueue_enable_cb_prepare_packed(struct virtqueue *_vq)
> return vq->last_used_idx;
> }
>
> -static bool virtqueue_poll_packed(struct virtqueue *_vq, u16 off_wrap)
> +static bool virtqueue_poll_packed(struct vring_virtqueue *vq, u16 off_wrap)
> {
> - struct vring_virtqueue *vq = to_vvq(_vq);
> bool wrap_counter;
> u16 used_idx;
>
> @@ -2608,8 +2606,8 @@ bool virtqueue_poll(struct virtqueue *_vq, unsigned int last_used_idx)
> return false;
>
> virtio_mb(vq->weak_barriers);
> - return vq->packed_ring ? virtqueue_poll_packed(_vq, last_used_idx) :
> - virtqueue_poll_split(_vq, last_used_idx);
> + return vq->packed_ring ? virtqueue_poll_packed(vq, last_used_idx) :
> + virtqueue_poll_split(vq, last_used_idx);
> }
> EXPORT_SYMBOL_GPL(virtqueue_poll);
>
> --
> 2.42.0
>