RE: [PATCH net-next 1/8] dpaa2-eth: Add basic XDP support
From: Camelia Alexandra Groza <hidden>
Date: 2018-11-26 22:30:35
-----Original Message-----
From: netdev-owner@vger.kernel.org <redacted>
On Behalf Of Ioana Ciocoi Radulescu
Sent: Friday, November 23, 2018 18:57
To: netdev@vger.kernel.org; davem@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.