@@ -218,6 +218,17 @@ static void veth_get_ethtool_stats(struct net_device *dev,
}
}
+static void veth_get_channels(struct net_device *dev,
+ struct ethtool_channels *channels)
+{
+ channels->tx_count = dev->real_num_tx_queues;
+ channels->rx_count = dev->real_num_rx_queues;
+ channels->max_tx = dev->real_num_tx_queues;
+ channels->max_rx = dev->real_num_rx_queues;
+ channels->combined_count = min(dev->real_num_rx_queues, dev->real_num_tx_queues);
+ channels->max_combined = min(dev->real_num_rx_queues, dev->real_num_tx_queues);
+}
+
static const struct ethtool_ops veth_ethtool_ops = {
.get_drvinfo = veth_get_drvinfo,
.get_link = ethtool_op_get_link,
@@ -226,6 +237,7 @@ static const struct ethtool_ops veth_ethtool_ops = {
.get_ethtool_stats = veth_get_ethtool_stats,
.get_link_ksettings = veth_get_link_ksettings,
.get_ts_info = ethtool_op_get_ts_info,
+ .get_channels = veth_get_channels,
};
/* general routines */
Libbpf's xsk part calls get_channels() API to retrieve the queue count of the underlying driver so that XSKMAP is sized accordingly. Implement that in veth so multi queue scenarios can work properly. Cc: Toshiaki Makita <toshiaki.makita1@gmail.com> Signed-off-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com> --- drivers/net/veth.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)