From ee15ee5d94f5837260e7fa539ffd1b50952079c4 Mon Sep 17 00:00:00 2001 From: David Ahern Date: Tue, 29 Sep 2015 20:07:12 -0700 Subject: [PATCH] net: Add support for l3mdev ops to VRF driver Signed-off-by: David Ahern Signed-off-by: David S. Miller --- drivers/net/Kconfig | 1 + drivers/net/vrf.c | 29 +++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+) diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index d18eb607bee6..b9ebd0d18a52 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -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. diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 2d7418e0b908..72f1892ebad0 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -35,6 +35,7 @@ #include #include #include +#include #define DRV_NAME "vrf" #define DRV_VERSION "1.0" @@ -529,6 +530,33 @@ 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) { @@ -546,6 +574,7 @@ 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; -- 2.20.1