[PATCH] bonding: add ARP entries to /proc

Make the /proc files show which ARP targets are in use by each bond.

Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Acked-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index b656e53f4624..d5415ba9bdb0 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3259,6 +3259,8 @@ static void bond_info_show_master(struct seq_file *seq)
 {
         struct bonding *bond = seq->private;
         struct slave *curr;
+        int i;
+        u32 target;
 
         read_lock(&bond->curr_slave_lock);
         curr = bond->curr_active_slave;
@@ -3290,6 +3292,27 @@ static void bond_info_show_master(struct seq_file *seq)
         seq_printf(seq, "Down Delay (ms): %d\n",
                    bond->params.downdelay * bond->params.miimon);
 
+
+        /* ARP information */
+        if(bond->params.arp_interval > 0) {
+                int printed=0;
+                seq_printf(seq, "ARP Polling Interval (ms): %d\n",
+                                bond->params.arp_interval);
+
+                seq_printf(seq, "ARP IP target/s (n.n.n.n form):");
+
+                for(i = 0; (i < BOND_MAX_ARP_TARGETS) ;i++) {
+                        if (!bond->params.arp_targets[i])
+                                continue;
+                        if (printed)
+                                seq_printf(seq, ",");
+                        target = ntohl(bond->params.arp_targets[i]);
+                        seq_printf(seq, " %d.%d.%d.%d", HIPQUAD(target));
+                        printed = 1;
+                }
+                seq_printf(seq, "\n");
+        }
+
         if (bond->params.mode == BOND_MODE_8023AD) {
                 struct ad_info ad_info;