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macvlan: add VLAN filters to lowerdev 

Stacking VLANs on top of the macvlan device does not
work if the lowerdev device is using vlan filters set
by NETIF_F_HW_VLAN_FILTER. Add ndo ops to pass vlan
calls to lowerdev.

Signed-off-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Fastabend 2011-06-06 04:27:16 +00:00 committed by David S. Miller
parent 5d0c90cf4d
commit 8d13e670d3
1 changed files with 38 additions and 1 deletions
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39
drivers/net/macvlan.c
View File

@ -414,7 +414,8 @@ static struct lock_class_key macvlan_netdev_addr_lock_key;
#define MACVLAN_FEATURES \
(NETIF_F_SG | NETIF_F_ALL_CSUM | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST | \
NETIF_F_GSO | NETIF_F_TSO | NETIF_F_UFO | NETIF_F_GSO_ROBUST | \
NETIF_F_TSO_ECN | NETIF_F_TSO6 | NETIF_F_GRO | NETIF_F_RXCSUM)
NETIF_F_TSO_ECN | NETIF_F_TSO6 | NETIF_F_GRO | NETIF_F_RXCSUM | \
NETIF_F_HW_VLAN_FILTER)
#define MACVLAN_STATE_MASK \
((1<<__LINK_STATE_NOCARRIER) | (1<<__LINK_STATE_DORMANT))
@ -509,6 +510,39 @@ static struct rtnl_link_stats64 *macvlan_dev_get_stats64(struct net_device *dev,
return stats;
}
static void macvlan_vlan_rx_register(struct net_device *dev,
struct vlan_group *grp)
{
struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
const struct net_device_ops *ops = lowerdev->netdev_ops;
if (ops->ndo_vlan_rx_register)
ops->ndo_vlan_rx_register(lowerdev, grp);
}
static void macvlan_vlan_rx_add_vid(struct net_device *dev,
unsigned short vid)
{
struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
const struct net_device_ops *ops = lowerdev->netdev_ops;
if (ops->ndo_vlan_rx_add_vid)
ops->ndo_vlan_rx_add_vid(lowerdev, vid);
}
static void macvlan_vlan_rx_kill_vid(struct net_device *dev,
unsigned short vid)
{
struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
const struct net_device_ops *ops = lowerdev->netdev_ops;
if (ops->ndo_vlan_rx_kill_vid)
ops->ndo_vlan_rx_kill_vid(lowerdev, vid);
}
static void macvlan_ethtool_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *drvinfo)
{
@ -541,6 +575,9 @@ static const struct net_device_ops macvlan_netdev_ops = {
.ndo_set_multicast_list = macvlan_set_multicast_list,
.ndo_get_stats64 = macvlan_dev_get_stats64,
.ndo_validate_addr = eth_validate_addr,
.ndo_vlan_rx_register = macvlan_vlan_rx_register,
.ndo_vlan_rx_add_vid = macvlan_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = macvlan_vlan_rx_kill_vid,
};
void macvlan_common_setup(struct net_device *dev)