LXR linux/include/net/netfilter/xt

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _XT_RATEEST_H
   3#define _XT_RATEEST_H
   4
   5#include <net/gen_stats.h>
   6
   7struct xt_rateest {
   8        /* keep lock and bstats on same cache line to speedup xt_rateest_tg() */
   9        struct gnet_stats_basic_packed  bstats;
  10        spinlock_t                      lock;
  11
  12
  13        /* following fields not accessed in hot path */
  14        unsigned int                    refcnt;
  15        struct hlist_node               list;
  16        char                            name[IFNAMSIZ];
  17        struct gnet_estimator           params;
  18        struct rcu_head                 rcu;
  19
  20        /* keep this field far away to speedup xt_rateest_mt() */
  21        struct net_rate_estimator __rcu *rate_est;
  22};
  23
  24struct xt_rateest *xt_rateest_lookup(struct net *net, const char *name);
  25void xt_rateest_put(struct net *net, struct xt_rateest *est);
  26
  27#endif /* _XT_RATEEST_H */
  28