d18c5d1995
Drivers may make offloading decision based on whether ip_forward_update_priority is enabled or not. Therefore distribute netevent notifications to give them a chance to react to a change. Signed-off-by: Petr Machata <petrm@mellanox.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
39 lines
1 KiB
C
39 lines
1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _NET_EVENT_H
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#define _NET_EVENT_H
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/*
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* Generic netevent notifiers
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*
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* Authors:
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* Tom Tucker <tom@opengridcomputing.com>
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* Steve Wise <swise@opengridcomputing.com>
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*
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* Changes:
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*/
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struct dst_entry;
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struct neighbour;
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struct netevent_redirect {
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struct dst_entry *old;
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struct dst_entry *new;
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struct neighbour *neigh;
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const void *daddr;
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};
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enum netevent_notif_type {
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NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */
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NETEVENT_REDIRECT, /* arg is struct netevent_redirect ptr */
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NETEVENT_DELAY_PROBE_TIME_UPDATE, /* arg is struct neigh_parms ptr */
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NETEVENT_IPV4_MPATH_HASH_UPDATE, /* arg is struct net ptr */
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NETEVENT_IPV6_MPATH_HASH_UPDATE, /* arg is struct net ptr */
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NETEVENT_IPV4_FWD_UPDATE_PRIORITY_UPDATE, /* arg is struct net ptr */
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};
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int register_netevent_notifier(struct notifier_block *nb);
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int unregister_netevent_notifier(struct notifier_block *nb);
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int call_netevent_notifiers(unsigned long val, void *v);
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#endif
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