virtio_net: get ringparam by virtqueue_get_vring_max_size()

Use virtqueue_get_vring_max_size() in virtnet_get_ringparam() to set
tx,rx_max_pending.

Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20220801063902.129329-39-xuanzhuo@linux.alibaba.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 00948b0..204bfe4 100644 (file)
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -2282,10 +2282,10 @@ static void virtnet_get_ringparam(struct net_device *dev,
 {
        struct virtnet_info *vi = netdev_priv(dev);
 
-       ring->rx_max_pending = virtqueue_get_vring_size(vi->rq[0].vq);
-       ring->tx_max_pending = virtqueue_get_vring_size(vi->sq[0].vq);
-       ring->rx_pending = ring->rx_max_pending;
-       ring->tx_pending = ring->tx_max_pending;
+       ring->rx_max_pending = vi->rq[0].vq->num_max;
+       ring->tx_max_pending = vi->sq[0].vq->num_max;
+       ring->rx_pending = virtqueue_get_vring_size(vi->rq[0].vq);
+       ring->tx_pending = virtqueue_get_vring_size(vi->sq[0].vq);
 }
 
 static bool virtnet_commit_rss_command(struct virtnet_info *vi)