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nexthop: add support for notifiers

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This patch adds nexthop add/del notifiers. To be used by
vxlan driver in a later patch. Could possibly be used by
switchdev drivers in the future.

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Roopa Prabhu
2020-05-21 22:26:15 -07:00
committed by David S. Miller
parent 1274e1cc42
commit 8590ceedb7
3 changed files with 40 additions and 0 deletions
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include/net/netns/nexthop.h
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@@ -14,5 +14,6 @@ struct netns_nexthop {
unsigned int seq; /* protected by rtnl_mutex */
u32 last_id_allocated;
struct atomic_notifier_head notifier_chain;
};
#endif