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-rw-r--r--include/linux/netdevice.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index b9450784ae06..69fdd427c8cb 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1261,6 +1261,7 @@ struct net_device_ops {
* @IFF_L3MDEV_MASTER: device is an L3 master device
* @IFF_NO_QUEUE: device can run without qdisc attached
* @IFF_OPENVSWITCH: device is a Open vSwitch master
+ * @IFF_L3MDEV_SLAVE: device is enslaved to an L3 master device
*/
enum netdev_priv_flags {
IFF_802_1Q_VLAN = 1<<0,
@@ -1286,6 +1287,7 @@ enum netdev_priv_flags {
IFF_L3MDEV_MASTER = 1<<20,
IFF_NO_QUEUE = 1<<21,
IFF_OPENVSWITCH = 1<<22,
+ IFF_L3MDEV_SLAVE = 1<<23,
};
#define IFF_802_1Q_VLAN IFF_802_1Q_VLAN
@@ -2104,6 +2106,7 @@ struct pcpu_sw_netstats {
#define NETDEV_PRECHANGEMTU 0x0017 /* notify before mtu change happened */
#define NETDEV_CHANGEINFODATA 0x0018
#define NETDEV_BONDING_INFO 0x0019
+#define NETDEV_PRECHANGEUPPER 0x001A
int register_netdevice_notifier(struct notifier_block *nb);
int unregister_netdevice_notifier(struct notifier_block *nb);
@@ -3830,6 +3833,11 @@ static inline bool netif_is_l3_master(const struct net_device *dev)
return dev->priv_flags & IFF_L3MDEV_MASTER;
}
+static inline bool netif_is_l3_slave(const struct net_device *dev)
+{
+ return dev->priv_flags & IFF_L3MDEV_SLAVE;
+}
+
static inline bool netif_is_bridge_master(const struct net_device *dev)
{
return dev->priv_flags & IFF_EBRIDGE;