bond: track sum of rx_nohandler for all slaves

Sample output with this set applied for an active-backup bond:

$ cat /sys/devices/virtual/net/bond0/lower_p7p1/statistics/rx_nohandler
16568
$ cat /sys/devices/virtual/net/bond0/lower_p5p2/statistics/rx_nohandler
16583
$ cat /sys/devices/virtual/net/bond0/statistics/rx_nohandler
33151

CC: Jay Vosburgh <j.vosburgh@gmail.com>
CC: Veaceslav Falico <vfalico@gmail.com>
CC: Andy Gospodarek <gospo@cumulusnetworks.com>
CC: netdev@vger.kernel.org
Signed-off-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 56b560558884dc6d87a0081d7d99c96ac4e99a67..6587929b040a59cb83375a17e078425b88c29f7b 100644 (file)
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3309,6 +3309,7 @@ static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev,
                stats->rx_bytes += sstats->rx_bytes - pstats->rx_bytes;
                stats->rx_errors += sstats->rx_errors - pstats->rx_errors;
                stats->rx_dropped += sstats->rx_dropped - pstats->rx_dropped;
+               stats->rx_nohandler += sstats->rx_nohandler - pstats->rx_nohandler;
 
                stats->tx_packets += sstats->tx_packets - pstats->tx_packets;;
                stats->tx_bytes += sstats->tx_bytes - pstats->tx_bytes;