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authorDavid Ahern <dsa@cumulusnetworks.com>2015-09-29 20:07:18 -0700
committerDavid S. Miller <davem@davemloft.net>2015-09-29 20:40:34 -0700
commit9478d12d33ad12d29c5343ae7346b51bc1f4c5a9 (patch)
treec5106779c21e734397a7bedf8ddf7f9002d478cd /include/net
parentec539514e56284b21c47468f23f7d01ff882f51b (diff)
net: Move netif_index_is_l3_master to l3mdev.h
Change CONFIG dependency to CONFIG_NET_L3_MASTER_DEV as well. Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/l3mdev.h24
-rw-r--r--include/net/route.h1
2 files changed, 25 insertions, 0 deletions
diff --git a/include/net/l3mdev.h b/include/net/l3mdev.h
index e382c777bab8..87cee05a0a17 100644
--- a/include/net/l3mdev.h
+++ b/include/net/l3mdev.h
@@ -81,6 +81,25 @@ static inline struct rtable *l3mdev_get_rtable(const struct net_device *dev,
return NULL;
}
+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;
+}
+
#else
static inline int l3mdev_master_ifindex_rcu(struct net_device *dev)
@@ -120,6 +139,11 @@ static inline struct rtable *l3mdev_get_rtable(const struct net_device *dev,
return NULL;
}
+static inline bool netif_index_is_l3_master(struct net *net, int ifindex)
+{
+ return false;
+}
+
#endif
#endif /* _NET_L3MDEV_H_ */
diff --git a/include/net/route.h b/include/net/route.h
index a565d0dad12c..e211dc167db1 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -28,6 +28,7 @@
#include <net/inetpeer.h>
#include <net/flow.h>
#include <net/inet_sock.h>
+#include <net/l3mdev.h>
#include <linux/in_route.h>
#include <linux/rtnetlink.h>
#include <linux/rcupdate.h>