bonding: show all the link status of slaves
There are four link statuses of a bonding slave, the procfs
code shows a wrong status when using downdelay/updelay:
(slave->link == BOND_LINK_UP) ? "up" : "down"
It doesn't respect the rest two statuses. This patch fixes it.
Cc: Jay Vosburgh <fubar@us.ibm.com>
Cc: Andy Gospodarek <andy@greyhouse.net>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c
index ad284ba..3cea38d 100644
--- a/drivers/net/bonding/bond_procfs.c
+++ b/drivers/net/bonding/bond_procfs.c
@@ -150,14 +150,25 @@
}
}
+static const char *bond_slave_link_status(s8 link)
+{
+ static const char * const status[] = {
+ [BOND_LINK_UP] = "up",
+ [BOND_LINK_FAIL] = "going down",
+ [BOND_LINK_DOWN] = "down",
+ [BOND_LINK_BACK] = "going back",
+ };
+
+ return status[link];
+}
+
static void bond_info_show_slave(struct seq_file *seq,
const struct slave *slave)
{
struct bonding *bond = seq->private;
seq_printf(seq, "\nSlave Interface: %s\n", slave->dev->name);
- seq_printf(seq, "MII Status: %s\n",
- (slave->link == BOND_LINK_UP) ? "up" : "down");
+ seq_printf(seq, "MII Status: %s\n", bond_slave_link_status(slave->link));
if (slave->speed == SPEED_UNKNOWN)
seq_printf(seq, "Speed: %s\n", "Unknown");
else