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Merge branch 'bonding-bug-fixes-and-regressions'

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Debabrata Banerjee says:

====================
bonding: bug fixes and regressions

Fixes to bonding driver for balance-alb mode, suitable for stable.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2018-05-11 11:50:41 -04:00
commit 89dd2e752c
3 changed files with 12 additions and 6 deletions
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15
drivers/net/bonding/bond_alb.c
View File

@ -450,7 +450,7 @@ static void rlb_update_client(struct rlb_client_info *client_info)
{
int i;
if (!client_info->slave)
if (!client_info->slave || !is_valid_ether_addr(client_info->mac_dst))
return;
for (i = 0; i < RLB_ARP_BURST_SIZE; i++) {
@ -943,6 +943,10 @@ static void alb_send_lp_vid(struct slave *slave, u8 mac_addr[],
skb->priority = TC_PRIO_CONTROL;
skb->dev = slave->dev;
netdev_dbg(slave->bond->dev,
"Send learning packet: dev %s mac %pM vlan %d\n",
slave->dev->name, mac_addr, vid);
if (vid)
__vlan_hwaccel_put_tag(skb, vlan_proto, vid);
@ -965,14 +969,13 @@ static int alb_upper_dev_walk(struct net_device *upper, void *_data)
u8 *mac_addr = data->mac_addr;
struct bond_vlan_tag *tags;
if (is_vlan_dev(upper) && vlan_get_encap_level(upper) == 0) {
if (strict_match &&
ether_addr_equal_64bits(mac_addr,
upper->dev_addr)) {
if (is_vlan_dev(upper) &&
bond->nest_level == vlan_get_encap_level(upper) - 1) {
if (upper->addr_assign_type == NET_ADDR_STOLEN) {
alb_send_lp_vid(slave, mac_addr,
vlan_dev_vlan_proto(upper),
vlan_dev_vlan_id(upper));
} else if (!strict_match) {
} else {
alb_send_lp_vid(slave, upper->dev_addr,
vlan_dev_vlan_proto(upper),
vlan_dev_vlan_id(upper));

2
drivers/net/bonding/bond_main.c
View File

@ -1738,6 +1738,8 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev,
if (bond_mode_uses_xmit_hash(bond))
bond_update_slave_arr(bond, NULL);
bond->nest_level = dev_get_nest_level(bond_dev);
netdev_info(bond_dev, "Enslaving %s as %s interface with %s link\n",
slave_dev->name,
bond_is_active_slave(new_slave) ? "an active" : "a backup",

1
include/net/bonding.h
View File

@ -198,6 +198,7 @@ struct bonding {
struct slave __rcu *primary_slave;
struct bond_up_slave __rcu *slave_arr; /* Array of usable slaves */
bool force_primary;
u32 nest_level;
s32 slave_cnt; /* never change this value outside the attach/detach wrappers */
int (*recv_probe)(const struct sk_buff *, struct bonding *,
struct slave *);