>
> This patch adds a simple queue selection function to macvlan
> layer. In most cases, this will just use the standard fallback
> fuction, but when rx-queue has been recoreded we'll try to use
> that value.
>
> Signed-off-by: Vladislav Yasevich <vyase...@redhat.com>
> ---
> drivers/net/macvlan.c | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
> index 94e6888..213d587 100644
> --- a/drivers/net/macvlan.c
> +++ b/drivers/net/macvlan.c
> @@ -1018,6 +1018,25 @@ static int macvlan_dev_get_iflink(const struct
> net_device *dev)
> return vlan->lowerdev->ifindex;
> }
>
> +static u16 macvlan_select_queue(struct net_device *dev,
> + struct sk_buff *skb,
> + void *accel_priv,
> + select_queue_fallback_t fallback)
> +{
> + u16 txq = skb_rx_queue_recorded(skb) ? skb_get_rx_queue(skb) : 0;
> +
> + if (!txq)
> + return fallback(dev, skb);
> +
> + if (unlikely(txq >= dev->real_num_tx_queues)) {
> + do {
> + txq -= dev->real_num_tx_queues;
> + } while (txq >= dev->real_num_tx_queues);
if this is just to bring number down, %(mod) would be better
> + }
> + return txq;
> +}
> +
> +
> static const struct ethtool_ops macvlan_ethtool_ops = {
> .get_link = ethtool_op_get_link,
> .get_settings = macvlan_ethtool_get_settings,
> @@ -1048,6 +1067,7 @@ static const struct net_device_ops macvlan_netdev_ops =
> {
> .ndo_netpoll_setup = macvlan_dev_netpoll_setup,
> .ndo_netpoll_cleanup = macvlan_dev_netpoll_cleanup,
> #endif
> + .ndo_select_queue = macvlan_select_queue,
> .ndo_get_iflink = macvlan_dev_get_iflink,
> .ndo_features_check = passthru_features_check,
> };
> --
> 2.1.0
>
>
