tunnel: implement 64 bits statistics

Convert the per-cpu statistics kept for GRE, IPIP, and SIT tunnels
to use 64 bit statistics.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/net/ipip.h b/include/net/ipip.h
index a32654d52730..a93cf6d7e94b 100644
--- a/include/net/ipip.h
+++ b/include/net/ipip.h
@@ -54,8 +54,10 @@ struct ip_tunnel_prl_entry {
                                                                         \
         err = ip_local_out(skb);                                        \
         if (likely(net_xmit_eval(err) == 0)) {                          \
+                u64_stats_update_begin(&(stats1)->syncp);               \
                 (stats1)->tx_bytes += pkt_len;                          \
                 (stats1)->tx_packets++;                                 \
+                u64_stats_update_end(&(stats1)->syncp);                 \
         } else {                                                        \
                 (stats2)->tx_errors++;                                  \
                 (stats2)->tx_aborted_errors++;                          \