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Diffstat (limited to 'include/net/l3mdev.h')
-rw-r--r--include/net/l3mdev.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/net/l3mdev.h b/include/net/l3mdev.h
index b220dabeab45..3832099289c5 100644
--- a/include/net/l3mdev.h
+++ b/include/net/l3mdev.h
@@ -114,6 +114,25 @@ static inline u32 l3mdev_fib_table(const struct net_device *dev)
return tb_id;
}
+static inline bool netif_index_is_l3_master(struct net *net, int ifindex)
+{
+ struct net_device *dev;
+ bool rc = false;
+
+ if (ifindex == 0)
+ return false;
+
+ rcu_read_lock();
+
+ dev = dev_get_by_index_rcu(net, ifindex);
+ if (dev)
+ rc = netif_is_l3_master(dev);
+
+ rcu_read_unlock();
+
+ return rc;
+}
+
struct dst_entry *l3mdev_link_scope_lookup(struct net *net, struct flowi6 *fl6);
static inline
@@ -207,6 +226,11 @@ static inline u32 l3mdev_fib_table_by_index(struct net *net, int ifindex)
return 0;
}
+static inline bool netif_index_is_l3_master(struct net *net, int ifindex)
+{
+ return false;
+}
+
static inline
struct dst_entry *l3mdev_link_scope_lookup(struct net *net, struct flowi6 *fl6)
{