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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.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index f7767afe116b..0363ce597661 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2654,8 +2654,11 @@ static void bond_miimon_link_change(struct bonding *bond,
static void bond_miimon_commit(struct bonding *bond)
{
+ struct slave *slave, *primary, *active;
+ bool do_failover = false;
struct list_head *iter;
- struct slave *slave, *primary;
+
+ ASSERT_RTNL();
bond_for_each_slave(bond, slave, iter) {
switch (slave->link_new_state) {
@@ -2699,8 +2702,9 @@ static void bond_miimon_commit(struct bonding *bond)
bond_miimon_link_change(bond, slave, BOND_LINK_UP);
- if (!bond->curr_active_slave || slave == primary)
- goto do_failover;
+ active = rtnl_dereference(bond->curr_active_slave);
+ if (!active || slave == primary || slave->prio > active->prio)
+ do_failover = true;
continue;
@@ -2721,7 +2725,7 @@ static void bond_miimon_commit(struct bonding *bond)
bond_miimon_link_change(bond, slave, BOND_LINK_DOWN);
if (slave == rcu_access_pointer(bond->curr_active_slave))
- goto do_failover;
+ do_failover = true;
continue;
@@ -2732,8 +2736,9 @@ static void bond_miimon_commit(struct bonding *bond)
continue;
}
+ }
-do_failover:
+ if (do_failover) {
block_netpoll_tx();
bond_select_active_slave(bond);
unblock_netpoll_tx();
@@ -3531,6 +3536,7 @@ static int bond_ab_arp_inspect(struct bonding *bond)
*/
static void bond_ab_arp_commit(struct bonding *bond)
{
+ bool do_failover = false;
struct list_head *iter;
unsigned long last_tx;
struct slave *slave;
@@ -3560,8 +3566,9 @@ static void bond_ab_arp_commit(struct bonding *bond)
slave_info(bond->dev, slave->dev, "link status definitely up\n");
if (!rtnl_dereference(bond->curr_active_slave) ||
- slave == rtnl_dereference(bond->primary_slave))
- goto do_failover;
+ slave == rtnl_dereference(bond->primary_slave) ||
+ slave->prio > rtnl_dereference(bond->curr_active_slave)->prio)
+ do_failover = true;
}
@@ -3580,7 +3587,7 @@ static void bond_ab_arp_commit(struct bonding *bond)
if (slave == rtnl_dereference(bond->curr_active_slave)) {
RCU_INIT_POINTER(bond->current_arp_slave, NULL);
- goto do_failover;
+ do_failover = true;
}
continue;
@@ -3604,8 +3611,9 @@ static void bond_ab_arp_commit(struct bonding *bond)
slave->link_new_state);
continue;
}
+ }
-do_failover:
+ if (do_failover) {
block_netpoll_tx();
bond_select_active_slave(bond);
unblock_netpoll_tx();