@@ -299,6 +299,7 @@ config NLMON
config NET_VRF
tristate "Virtual Routing and Forwarding (Lite)"
depends on IP_MULTIPLE_TABLES && IPV6_MULTIPLE_TABLES
+ depends on NET_L3_MASTER_DEV
---help---
This option enables the support for mapping interfaces into VRF's. The
support enables VRF devices.
@@ -35,6 +35,7 @@
#include <net/route.h>
#include <net/addrconf.h>
#include <net/vrf.h>
+#include <net/l3mdev.h>
#define DRV_NAME "vrf"
#define DRV_VERSION "1.0"
@@ -528,6 +529,33 @@ static const struct net_device_ops vrf_netdev_ops = {
.ndo_del_slave = vrf_del_slave,
};
+static u32 vrf_fib_table(const struct net_device *dev)
+{
+ struct net_vrf *vrf = netdev_priv(dev);
+
+ return vrf->tb_id;
+}
+
+static struct rtable *vrf_get_rtable(const struct net_device *dev,
+ const struct flowi4 *fl4)
+{
+ struct rtable *rth = NULL;
+
+ if (!(fl4->flowi4_flags & FLOWI_FLAG_VRFSRC)) {
+ struct net_vrf *vrf = netdev_priv(dev);
+
+ rth = vrf->rth;
+ atomic_inc(&rth->dst.__refcnt);
+ }
+
+ return rth;
+}
+
+static const struct l3mdev_ops vrf_l3mdev_ops = {
+ .l3mdev_fib_table = vrf_fib_table,
+ .l3mdev_get_rtable = vrf_get_rtable,
+};
+
static void vrf_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
@@ -545,6 +573,7 @@ static void vrf_setup(struct net_device *dev)
/* Initialize the device structure. */
dev->netdev_ops = &vrf_netdev_ops;
+ dev->l3mdev_ops = &vrf_l3mdev_ops;
dev->ethtool_ops = &vrf_ethtool_ops;
dev->destructor = free_netdev;
Signed-off-by: David Ahern <dsa@cumulusnetworks.com> --- drivers/net/Kconfig | 1 + drivers/net/vrf.c | 29 +++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+)