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authorJay Vosburgh <fubar@us.ibm.com>2009-08-28 12:05:12 +0000
committerDavid S. Miller <davem@davemloft.net>2009-08-28 23:01:12 -0700
commit278339a42a1bcef1fb448d275056d519307e6025 (patch)
treee8329248e49b1ec3afc97f9cf16a4c8685f32832 /drivers
parentc06f51eab8e652abebb698b1ead4c5585f820ef9 (diff)
bonding: propogate vlan_features to bonding master
Propogate the vlan_features of the slave devices to the bonding master device, using the same logic as for regular features. Tested by Or Gerlitz <ogerlitz@voltaire.com>, who also removed the debug logic from the original test patch. Signed-off-by: Or Gerlitz <ogerlitz@voltaire.com> Signed-off-by: Jay Vosburgh <fubar@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/bonding/bond_main.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 4798d30c954..1aeb36c5147 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1331,6 +1331,7 @@ static int bond_compute_features(struct bonding *bond)
struct slave *slave;
struct net_device *bond_dev = bond->dev;
unsigned long features = bond_dev->features;
+ unsigned long vlan_features = 0;
unsigned short max_hard_header_len = max((u16)ETH_HLEN,
bond_dev->hard_header_len);
int i;
@@ -1343,10 +1344,14 @@ static int bond_compute_features(struct bonding *bond)
features &= ~NETIF_F_ONE_FOR_ALL;
+ vlan_features = bond->first_slave->dev->vlan_features;
bond_for_each_slave(bond, slave, i) {
features = netdev_increment_features(features,
slave->dev->features,
NETIF_F_ONE_FOR_ALL);
+ vlan_features = netdev_increment_features(vlan_features,
+ slave->dev->vlan_features,
+ NETIF_F_ONE_FOR_ALL);
if (slave->dev->hard_header_len > max_hard_header_len)
max_hard_header_len = slave->dev->hard_header_len;
}
@@ -1354,6 +1359,7 @@ static int bond_compute_features(struct bonding *bond)
done:
features |= (bond_dev->features & BOND_VLAN_FEATURES);
bond_dev->features = netdev_fix_features(features, NULL);
+ bond_dev->vlan_features = netdev_fix_features(vlan_features, NULL);
bond_dev->hard_header_len = max_hard_header_len;
return 0;