Subject: Re: virtio: remove obsolete virtqueue_get_queue_index()

From: Cornelia Huck <[email-masked]>
Date: Fri, 22 Mar 2013 10:10:09 +0100

On Fri, 22 Mar 2013 10:47:34 +1030
Rusty Russell <[email-masked]> wrote:

> virtio: remove obsolete virtqueue_get_queue_index()
> 
> You can access it directly now, since 3.8: v3.7-rc1-13-g06ca287
> 'virtio: move queue_index and num_free fields into core struct
> virtqueue.'
> 
> Cc: Cornelia Huck <[email-masked]>

Acked-by: Cornelia Huck <[email-masked]>

> Signed-off-by: Rusty Russell <[email-masked]>
> 
> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
> index d88d436..24fc9f5 100644
> --- a/drivers/net/virtio_net.c
> +++ b/drivers/net/virtio_net.c
> @@ -153,7 +153,7 @@ struct padded_vnet_hdr {
>   */
>  static int vq2txq(struct virtqueue *vq)
>  {
> -	return (virtqueue_get_queue_index(vq) - 1) / 2;
> +	return (vq->index - 1) / 2;
>  }
> 
>  static int txq2vq(int txq)
> @@ -163,7 +163,7 @@ static int txq2vq(int txq)
> 
>  static int vq2rxq(struct virtqueue *vq)
>  {
> -	return virtqueue_get_queue_index(vq) / 2;
> +	return vq->index / 2;
>  }
> 
>  static int rxq2vq(int rxq)
> diff --git a/drivers/s390/kvm/virtio_ccw.c b/drivers/s390/kvm/virtio_ccw.c
> index 2029b6c..a7eddc7 100644
> --- a/drivers/s390/kvm/virtio_ccw.c
> +++ b/drivers/s390/kvm/virtio_ccw.c
> @@ -166,7 +166,7 @@ static void virtio_ccw_kvm_notify(struct virtqueue *vq)
> 
>  	vcdev = to_vc_device(info->vq->vdev);
>  	ccw_device_get_schid(vcdev->cdev, &schid);
> -	do_kvm_notify(schid, virtqueue_get_queue_index(vq));
> +	do_kvm_notify(schid, vq->index);
>  }
> 
>  static int virtio_ccw_read_vq_conf(struct virtio_ccw_device *vcdev,
> @@ -188,7 +188,7 @@ static void virtio_ccw_del_vq(struct virtqueue *vq, struct ccw1 *ccw)
>  	unsigned long flags;
>  	unsigned long size;
>  	int ret;
> -	unsigned int index = virtqueue_get_queue_index(vq);
> +	unsigned int index = vq->index;
> 
>  	/* Remove from our list. */
>  	spin_lock_irqsave(&vcdev->lock, flags);
> @@ -610,7 +610,7 @@ static struct virtqueue *virtio_ccw_vq_by_ind(struct virtio_ccw_device *vcdev,
>  	vq = NULL;
>  	spin_lock_irqsave(&vcdev->lock, flags);
>  	list_for_each_entry(info, &vcdev->virtqueues, node) {
> -		if (virtqueue_get_queue_index(info->vq) == index) {
> +		if (info->vq->index == index) {
>  			vq = info->vq;
>  			break;
>  		}
> diff --git a/include/linux/virtio.h b/include/linux/virtio.h
> index 833f17b..9ff8645 100644
> --- a/include/linux/virtio.h
> +++ b/include/linux/virtio.h
> @@ -76,12 +76,6 @@ void *virtqueue_detach_unused_buf(struct virtqueue *vq);
> 
>  unsigned int virtqueue_get_vring_size(struct virtqueue *vq);
> 
> -/* FIXME: Obsolete accessor, but required for virtio_net merge. */
> -static inline unsigned int virtqueue_get_queue_index(struct virtqueue *vq)
> -{
> -	return vq->index;
> -}
> -
>  /**
>   * virtio_device - representation of a device using virtio
>   * @index: unique position on the virtio bus
>