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ipv4: Send a netevent whenever multipath hash policy is changed

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Devices performing IPv4 forwarding need to update their multipath hash
policy whenever it is changed.

Inform these devices by generating a netevent.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Acked-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2017-11-02 17:14:05 +01:00 • committed by David S. Miller
parent a882d20cdb
commit 3ae6ec0829
2 changed files with 20 additions and 1 deletions
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1
include/net/netevent.h
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@ -25,6 +25,7 @@ enum netevent_notif_type {
NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */
NETEVENT_REDIRECT, /* arg is struct netevent_redirect ptr */
NETEVENT_DELAY_PROBE_TIME_UPDATE, /* arg is struct neigh_parms ptr */
NETEVENT_MULTIPATH_HASH_UPDATE, /* arg is struct net ptr */
};
int register_netevent_notifier(struct notifier_block *nb);