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net: Add MDB net device operations

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Add MDB net device operations that will be invoked by rtnetlink code in
response to received RTM_{NEW,DEL,GET}MDB messages. Subsequent patches
will implement these operations in the bridge and VXLAN drivers.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Reviewed-by: Nikolay Aleksandrov <razor@blackwall.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel
2023-03-15 15:11:45 +02:00
committed by David S. Miller
parent ec47dcb489
commit 8c44fa12c8
1 changed files with 21 additions and 0 deletions
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include/linux/netdevice.h
+21
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@@ -1307,6 +1307,17 @@ struct netdev_net_notifier {
* Used to add FDB entries to dump requests. Implementers should add
* entries to skb and update idx with the number of entries.
*
* int (*ndo_mdb_add)(struct net_device *dev, struct nlattr *tb[],
* u16 nlmsg_flags, struct netlink_ext_ack *extack);
* Adds an MDB entry to dev.
* int (*ndo_mdb_del)(struct net_device *dev, struct nlattr *tb[],
* struct netlink_ext_ack *extack);
* Deletes the MDB entry from dev.
* int (*ndo_mdb_dump)(struct net_device *dev, struct sk_buff *skb,
* struct netlink_callback *cb);
* Dumps MDB entries from dev. The first argument (marker) in the netlink
* callback is used by core rtnetlink code.
*
* int (*ndo_bridge_setlink)(struct net_device *dev, struct nlmsghdr *nlh,
* u16 flags, struct netlink_ext_ack *extack)
* int (*ndo_bridge_getlink)(struct sk_buff *skb, u32 pid, u32 seq,
@@ -1569,6 +1580,16 @@ struct net_device_ops {
const unsigned char *addr,
u16 vid, u32 portid, u32 seq,
struct netlink_ext_ack *extack);
int (*ndo_mdb_add)(struct net_device *dev,
struct nlattr *tb[],
u16 nlmsg_flags,
struct netlink_ext_ack *extack);
int (*ndo_mdb_del)(struct net_device *dev,
struct nlattr *tb[],
struct netlink_ext_ack *extack);
int (*ndo_mdb_dump)(struct net_device *dev,
struct sk_buff *skb,
struct netlink_callback *cb);
int (*ndo_bridge_setlink)(struct net_device *dev,
struct nlmsghdr *nlh,
u16 flags,