include/linux/if_tunnel.h

   1 #ifndef _IF_TUNNEL_H_
   2 #define _IF_TUNNEL_H_
   3
   4 #include <linux/ip.h>
   5 #include <linux/in6.h>
   6 #include <uapi/linux/if_tunnel.h>
   7 #include <linux/u64_stats_sync.h>
   8
   9 /*
  10  * Locking : hash tables are protected by RCU and RTNL
  11  */
  12
  13 #define for_each_ip_tunnel_rcu(pos, start) \
  14         for (pos = rcu_dereference(start); pos; pos = rcu_dereference(pos->next))
  15
  16 /* often modified stats are per cpu, other are shared (netdev->stats) */
  17 struct pcpu_tstats {
  18         u64     rx_packets;
  19         u64     rx_bytes;
  20         u64     tx_packets;
  21         u64     tx_bytes;
  22         struct u64_stats_sync   syncp;
  23 };
  24
  25 #endif /* _IF_TUNNEL_H_ */