root/include/net/netevent.h

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INCLUDED FROM


   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _NET_EVENT_H
   3 #define _NET_EVENT_H
   4 
   5 /*
   6  *      Generic netevent notifiers
   7  *
   8  *      Authors:
   9  *      Tom Tucker              <tom@opengridcomputing.com>
  10  *      Steve Wise              <swise@opengridcomputing.com>
  11  *
  12  *      Changes:
  13  */
  14 
  15 struct dst_entry;
  16 struct neighbour;
  17 
  18 struct netevent_redirect {
  19         struct dst_entry *old;
  20         struct dst_entry *new;
  21         struct neighbour *neigh;
  22         const void *daddr;
  23 };
  24 
  25 enum netevent_notif_type {
  26         NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */
  27         NETEVENT_REDIRECT,         /* arg is struct netevent_redirect ptr */
  28         NETEVENT_DELAY_PROBE_TIME_UPDATE, /* arg is struct neigh_parms ptr */
  29         NETEVENT_IPV4_MPATH_HASH_UPDATE, /* arg is struct net ptr */
  30         NETEVENT_IPV6_MPATH_HASH_UPDATE, /* arg is struct net ptr */
  31         NETEVENT_IPV4_FWD_UPDATE_PRIORITY_UPDATE, /* arg is struct net ptr */
  32 };
  33 
  34 int register_netevent_notifier(struct notifier_block *nb);
  35 int unregister_netevent_notifier(struct notifier_block *nb);
  36 int call_netevent_notifiers(unsigned long val, void *v);
  37 
  38 #endif

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