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path: root/drivers/net/bonding/bond_main.c
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Diffstat (limited to 'drivers/net/bonding/bond_main.c')
-rw-r--r--drivers/net/bonding/bond_main.c70
1 files changed, 41 insertions, 29 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 62d2409bb29..2ee8cf9e8a3 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -549,9 +549,9 @@ down:
* Get link speed and duplex from the slave's base driver
* using ethtool. If for some reason the call fails or the
* values are invalid, set speed and duplex to -1,
- * and return error.
+ * and return.
*/
-static int bond_update_speed_duplex(struct slave *slave)
+static void bond_update_speed_duplex(struct slave *slave)
{
struct net_device *slave_dev = slave->dev;
struct ethtool_cmd ecmd;
@@ -563,24 +563,24 @@ static int bond_update_speed_duplex(struct slave *slave)
res = __ethtool_get_settings(slave_dev, &ecmd);
if (res < 0)
- return -1;
+ return;
slave_speed = ethtool_cmd_speed(&ecmd);
if (slave_speed == 0 || slave_speed == ((__u32) -1))
- return -1;
+ return;
switch (ecmd.duplex) {
case DUPLEX_FULL:
case DUPLEX_HALF:
break;
default:
- return -1;
+ return;
}
slave->speed = slave_speed;
slave->duplex = ecmd.duplex;
- return 0;
+ return;
}
/*
@@ -1444,8 +1444,9 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb)
struct sk_buff *skb = *pskb;
struct slave *slave;
struct bonding *bond;
- void (*recv_probe)(struct sk_buff *, struct bonding *,
+ int (*recv_probe)(struct sk_buff *, struct bonding *,
struct slave *);
+ int ret = RX_HANDLER_ANOTHER;
skb = skb_share_check(skb, GFP_ATOMIC);
if (unlikely(!skb))
@@ -1464,8 +1465,12 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb)
struct sk_buff *nskb = skb_clone(skb, GFP_ATOMIC);
if (likely(nskb)) {
- recv_probe(nskb, bond, slave);
+ ret = recv_probe(nskb, bond, slave);
dev_kfree_skb(nskb);
+ if (ret == RX_HANDLER_CONSUMED) {
+ consume_skb(skb);
+ return ret;
+ }
}
}
@@ -1487,7 +1492,7 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb)
memcpy(eth_hdr(skb)->h_dest, bond->dev->dev_addr, ETH_ALEN);
}
- return RX_HANDLER_ANOTHER;
+ return ret;
}
/* enslave device <slave> to bond device <master> */
@@ -1726,7 +1731,8 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
read_lock(&bond->lock);
- new_slave->last_arp_rx = jiffies;
+ new_slave->last_arp_rx = jiffies -
+ (msecs_to_jiffies(bond->params.arp_interval) + 1);
if (bond->params.miimon && !bond->params.use_carrier) {
link_reporting = bond_check_dev_link(bond, slave_dev, 1);
@@ -1751,22 +1757,30 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
}
/* check for initial state */
- if (!bond->params.miimon ||
- (bond_check_dev_link(bond, slave_dev, 0) == BMSR_LSTATUS)) {
- if (bond->params.updelay) {
- pr_debug("Initial state of slave_dev is BOND_LINK_BACK\n");
- new_slave->link = BOND_LINK_BACK;
- new_slave->delay = bond->params.updelay;
+ if (bond->params.miimon) {
+ if (bond_check_dev_link(bond, slave_dev, 0) == BMSR_LSTATUS) {
+ if (bond->params.updelay) {
+ new_slave->link = BOND_LINK_BACK;
+ new_slave->delay = bond->params.updelay;
+ } else {
+ new_slave->link = BOND_LINK_UP;
+ }
} else {
- pr_debug("Initial state of slave_dev is BOND_LINK_UP\n");
- new_slave->link = BOND_LINK_UP;
+ new_slave->link = BOND_LINK_DOWN;
}
- new_slave->jiffies = jiffies;
+ } else if (bond->params.arp_interval) {
+ new_slave->link = (netif_carrier_ok(slave_dev) ?
+ BOND_LINK_UP : BOND_LINK_DOWN);
} else {
- pr_debug("Initial state of slave_dev is BOND_LINK_DOWN\n");
- new_slave->link = BOND_LINK_DOWN;
+ new_slave->link = BOND_LINK_UP;
}
+ if (new_slave->link != BOND_LINK_DOWN)
+ new_slave->jiffies = jiffies;
+ pr_debug("Initial state of slave_dev is BOND_LINK_%s\n",
+ new_slave->link == BOND_LINK_DOWN ? "DOWN" :
+ (new_slave->link == BOND_LINK_UP ? "UP" : "BACK"));
+
bond_update_speed_duplex(new_slave);
if (USES_PRIMARY(bond->params.mode) && bond->params.primary[0]) {
@@ -1952,7 +1966,7 @@ int bond_release(struct net_device *bond_dev, struct net_device *slave_dev)
write_lock_bh(&bond->lock);
if (!bond->params.fail_over_mac) {
- if (!compare_ether_addr(bond_dev->dev_addr, slave->perm_hwaddr) &&
+ if (ether_addr_equal(bond_dev->dev_addr, slave->perm_hwaddr) &&
bond->slave_cnt > 1)
pr_warning("%s: Warning: the permanent HWaddr of %s - %pM - is still in use by %s. Set the HWaddr of %s to a different address to avoid conflicts.\n",
bond_dev->name, slave_dev->name,
@@ -2723,7 +2737,7 @@ static void bond_validate_arp(struct bonding *bond, struct slave *slave, __be32
}
}
-static void bond_arp_rcv(struct sk_buff *skb, struct bonding *bond,
+static int bond_arp_rcv(struct sk_buff *skb, struct bonding *bond,
struct slave *slave)
{
struct arphdr *arp;
@@ -2731,7 +2745,7 @@ static void bond_arp_rcv(struct sk_buff *skb, struct bonding *bond,
__be32 sip, tip;
if (skb->protocol != __cpu_to_be16(ETH_P_ARP))
- return;
+ return RX_HANDLER_ANOTHER;
read_lock(&bond->lock);
@@ -2776,6 +2790,7 @@ static void bond_arp_rcv(struct sk_buff *skb, struct bonding *bond,
out_unlock:
read_unlock(&bond->lock);
+ return RX_HANDLER_ANOTHER;
}
/*
@@ -4820,12 +4835,9 @@ static int bond_validate(struct nlattr *tb[], struct nlattr *data[])
return 0;
}
-static int bond_get_tx_queues(struct net *net, struct nlattr *tb[],
- unsigned int *num_queues,
- unsigned int *real_num_queues)
+static int bond_get_tx_queues(struct net *net, struct nlattr *tb[])
{
- *num_queues = tx_queues;
- return 0;
+ return tx_queues;
}
static struct rtnl_link_ops bond_link_ops __read_mostly = {
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-28 00:16:50 +0000