include/net/netns/nexthop.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * nexthops in net namespaces
   4  */
   5
   6 #ifndef __NETNS_NEXTHOP_H__
   7 #define __NETNS_NEXTHOP_H__
   8
   9 #include <linux/notifier.h>
  10 #include <linux/rbtree.h>
  11
  12 struct netns_nexthop {
  13         struct rb_root          rb_root;        /* tree of nexthops by id */
  14         struct hlist_head       *devhash;       /* nexthops by device */
  15
  16         unsigned int            seq;            /* protected by rtnl_mutex */
  17         u32                     last_id_allocated;
  18         struct blocking_notifier_head notifier_chain;
  19 };
  20 #endif