include/net/netfilter/xt_rateest.h

   1 #ifndef _XT_RATEEST_H
   2 #define _XT_RATEEST_H
   3
   4 #include <net/gen_stats.h>
   5
   6 struct xt_rateest {
   7         /* keep lock and bstats on same cache line to speedup xt_rateest_tg() */
   8         struct gnet_stats_basic_packed  bstats;
   9         spinlock_t                      lock;
  10
  11
  12         /* following fields not accessed in hot path */
  13         unsigned int                    refcnt;
  14         struct hlist_node               list;
  15         char                            name[IFNAMSIZ];
  16         struct gnet_estimator           params;
  17         struct rcu_head                 rcu;
  18
  19         /* keep this field far away to speedup xt_rateest_mt() */
  20         struct net_rate_estimator __rcu *rate_est;
  21 };
  22
  23 struct xt_rateest *xt_rateest_lookup(const char *name);
  24 void xt_rateest_put(struct xt_rateest *est);
  25
  26 #endif /* _XT_RATEEST_H */