> -----Original Message-----
> From: netdev-ow...@vger.kernel.org <netdev-ow...@vger.kernel.org>
> On Behalf Of Ioana Ciocoi Radulescu
> Sent: Friday, November 23, 2018 18:57
> To: netdev@vger.kernel.org; da...@davemloft.net
> Subject: [PATCH net-next 1/8] dpaa2-eth: Add basic XDP support
>
> +static int dpaa2_eth_change_mtu(struct net_device *dev, int new_mtu)
> +{
> + struct dpaa2_eth_priv *priv = netdev_priv(dev);
> + int err;
> +
> + if (!priv->xdp_prog)
> + goto out;
> +
> + if (!xdp_mtu_valid(priv, new_mtu))
> + return -EINVAL;
An error message would be helpful to let the user know which MTU values are
acceptable in XDP context.
