linux-kernel - Re: [PATCH 10/19] virtio_ring: switch to use vring_virtqueue for disable

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Message-ID: <CAJaqyWdxAcHT+C4LRY6uq84jSa6C5oem=CUD3GJTHd5+KkXvMw@mail.gmail.com>
Date: Wed, 26 Mar 2025 13:30:49 +0100
From: Eugenio Perez Martin <eperezma@...hat.com>
To: Jason Wang <jasowang@...hat.com>
Cc: mst@...hat.com, xuanzhuo@...ux.alibaba.com, virtualization@...ts.linux.dev, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 10/19] virtio_ring: switch to use vring_virtqueue for
 disable_cb variants

On Mon, Mar 24, 2025 at 6:44 AM Jason Wang <jasowang@...hat.com> wrote:
>
> Those variants are used internally so let's switch to use
> vring_virtqueue as parameter to be consistent with other internal
> virtqueue helpers.
>

Acked-by: Eugenio Pérez <eperezma@...hat.com>

> Signed-off-by: Jason Wang <jasowang@...hat.com>
> ---
>  drivers/virtio/virtio_ring.c | 14 +++++---------
>  1 file changed, 5 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
> index af8ce6e9d892..f754da8c2ac6 100644
> --- a/drivers/virtio/virtio_ring.c
> +++ b/drivers/virtio/virtio_ring.c
> @@ -869,10 +869,8 @@ static void *virtqueue_get_buf_ctx_split(struct vring_virtqueue *vq,
>         return ret;
>  }
>
> -static void virtqueue_disable_cb_split(struct virtqueue *_vq)
> +static void virtqueue_disable_cb_split(struct vring_virtqueue *vq)
>  {
> -       struct vring_virtqueue *vq = to_vvq(_vq);
> -
>         if (!(vq->split.avail_flags_shadow & VRING_AVAIL_F_NO_INTERRUPT)) {
>                 vq->split.avail_flags_shadow |= VRING_AVAIL_F_NO_INTERRUPT;
>
> @@ -888,7 +886,7 @@ static void virtqueue_disable_cb_split(struct virtqueue *_vq)
>                         vring_used_event(&vq->split.vring) = 0x0;
>                 else
>                         vq->split.vring.avail->flags =
> -                               cpu_to_virtio16(_vq->vdev,
> +                               cpu_to_virtio16(vq->vq.vdev,
>                                                 vq->split.avail_flags_shadow);
>         }
>  }
> @@ -1786,10 +1784,8 @@ static void *virtqueue_get_buf_ctx_packed(struct vring_virtqueue *vq,
>         return ret;
>  }
>
> -static void virtqueue_disable_cb_packed(struct virtqueue *_vq)
> +static void virtqueue_disable_cb_packed(struct vring_virtqueue *vq)
>  {
> -       struct vring_virtqueue *vq = to_vvq(_vq);
> -
>         if (vq->packed.event_flags_shadow != VRING_PACKED_EVENT_FLAG_DISABLE) {
>                 vq->packed.event_flags_shadow = VRING_PACKED_EVENT_FLAG_DISABLE;
>
> @@ -2538,9 +2534,9 @@ void virtqueue_disable_cb(struct virtqueue *_vq)
>         struct vring_virtqueue *vq = to_vvq(_vq);
>
>         if (vq->packed_ring)
> -               virtqueue_disable_cb_packed(_vq);
> +               virtqueue_disable_cb_packed(vq);
>         else
> -               virtqueue_disable_cb_split(_vq);
> +               virtqueue_disable_cb_split(vq);
>  }
>  EXPORT_SYMBOL_GPL(virtqueue_disable_cb);
>
> --
> 2.42.0
>