net/ipv6: Move nexthop data to fib6_nh

Introduce fib6_nh structure and move nexthop related data from
rt6_info and rt6_info.dst to fib6_nh. References to dev, gateway or
lwtstate from a FIB lookup perspective are converted to use fib6_nh;
datapath references to dst version are left as is.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 16 insertions, 16 deletions

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 1904c0323d39..d995a0b52d7c 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -2770,9 +2770,9 @@ mlxsw_sp_nexthop6_group_cmp(const struct mlxsw_sp_nexthop_group *nh_grp,
 		struct in6_addr *gw;
 		int ifindex, weight;
 
-		ifindex = mlxsw_sp_rt6->rt->dst.dev->ifindex;
-		weight = mlxsw_sp_rt6->rt->rt6i_nh_weight;
-		gw = &mlxsw_sp_rt6->rt->rt6i_gateway;
+		ifindex = mlxsw_sp_rt6->rt->fib6_nh.nh_dev->ifindex;
+		weight = mlxsw_sp_rt6->rt->fib6_nh.nh_weight;
+		gw = &mlxsw_sp_rt6->rt->fib6_nh.nh_gw;
 		if (!mlxsw_sp_nexthop6_group_has_nexthop(nh_grp, gw, ifindex,
 							 weight))
 			return false;
@@ -2838,7 +2838,7 @@ mlxsw_sp_nexthop6_group_hash(struct mlxsw_sp_fib6_entry *fib6_entry, u32 seed)
 	struct net_device *dev;
 
 	list_for_each_entry(mlxsw_sp_rt6, &fib6_entry->rt6_list, list) {
-		dev = mlxsw_sp_rt6->rt->dst.dev;
+		dev = mlxsw_sp_rt6->rt->fib6_nh.nh_dev;
 		val ^= dev->ifindex;
 	}
 
@@ -3836,9 +3836,9 @@ mlxsw_sp_rt6_nexthop(struct mlxsw_sp_nexthop_group *nh_grp,
 		struct mlxsw_sp_nexthop *nh = &nh_grp->nexthops[i];
 		struct rt6_info *rt = mlxsw_sp_rt6->rt;
 
-		if (nh->rif && nh->rif->dev == rt->dst.dev &&
+		if (nh->rif && nh->rif->dev == rt->fib6_nh.nh_dev &&
 		    ipv6_addr_equal((const struct in6_addr *) &nh->gw_addr,
-				    &rt->rt6i_gateway))
+				    &rt->fib6_nh.nh_gw))
 			return nh;
 		continue;
 	}
@@ -3895,7 +3895,7 @@ mlxsw_sp_fib6_entry_offload_set(struct mlxsw_sp_fib_entry *fib_entry)
 
 	if (fib_entry->type == MLXSW_SP_FIB_ENTRY_TYPE_LOCAL) {
 		list_first_entry(&fib6_entry->rt6_list, struct mlxsw_sp_rt6,
-				 list)->rt->rt6i_nh_flags |= RTNH_F_OFFLOAD;
+				 list)->rt->fib6_nh.nh_flags |= RTNH_F_OFFLOAD;
 		return;
 	}
 
@@ -3905,9 +3905,9 @@ mlxsw_sp_fib6_entry_offload_set(struct mlxsw_sp_fib_entry *fib_entry)
 
 		nh = mlxsw_sp_rt6_nexthop(nh_grp, mlxsw_sp_rt6);
 		if (nh && nh->offloaded)
-			mlxsw_sp_rt6->rt->rt6i_nh_flags |= RTNH_F_OFFLOAD;
+			mlxsw_sp_rt6->rt->fib6_nh.nh_flags |= RTNH_F_OFFLOAD;
 		else
-			mlxsw_sp_rt6->rt->rt6i_nh_flags &= ~RTNH_F_OFFLOAD;
+			mlxsw_sp_rt6->rt->fib6_nh.nh_flags &= ~RTNH_F_OFFLOAD;
 	}
 }
 
@@ -3922,7 +3922,7 @@ mlxsw_sp_fib6_entry_offload_unset(struct mlxsw_sp_fib_entry *fib_entry)
 	list_for_each_entry(mlxsw_sp_rt6, &fib6_entry->rt6_list, list) {
 		struct rt6_info *rt = mlxsw_sp_rt6->rt;
 
-		rt->rt6i_nh_flags &= ~RTNH_F_OFFLOAD;
+		rt->fib6_nh.nh_flags &= ~RTNH_F_OFFLOAD;
 	}
 }
 
@@ -4818,8 +4818,8 @@ static bool mlxsw_sp_nexthop6_ipip_type(const struct mlxsw_sp *mlxsw_sp,
 					const struct rt6_info *rt,
 					enum mlxsw_sp_ipip_type *ret)
 {
-	return rt->dst.dev &&
-	       mlxsw_sp_netdev_ipip_type(mlxsw_sp, rt->dst.dev, ret);
+	return rt->fib6_nh.nh_dev &&
+	       mlxsw_sp_netdev_ipip_type(mlxsw_sp, rt->fib6_nh.nh_dev, ret);
 }
 
 static int mlxsw_sp_nexthop6_type_init(struct mlxsw_sp *mlxsw_sp,
@@ -4829,7 +4829,7 @@ static int mlxsw_sp_nexthop6_type_init(struct mlxsw_sp *mlxsw_sp,
 {
 	const struct mlxsw_sp_ipip_ops *ipip_ops;
 	struct mlxsw_sp_ipip_entry *ipip_entry;
-	struct net_device *dev = rt->dst.dev;
+	struct net_device *dev = rt->fib6_nh.nh_dev;
 	struct mlxsw_sp_rif *rif;
 	int err;
 
@@ -4872,11 +4872,11 @@ static int mlxsw_sp_nexthop6_init(struct mlxsw_sp *mlxsw_sp,
 				  struct mlxsw_sp_nexthop *nh,
 				  const struct rt6_info *rt)
 {
-	struct net_device *dev = rt->dst.dev;
+	struct net_device *dev = rt->fib6_nh.nh_dev;
 
 	nh->nh_grp = nh_grp;
-	nh->nh_weight = rt->rt6i_nh_weight;
-	memcpy(&nh->gw_addr, &rt->rt6i_gateway, sizeof(nh->gw_addr));
+	nh->nh_weight = rt->fib6_nh.nh_weight;
+	memcpy(&nh->gw_addr, &rt->fib6_nh.nh_gw, sizeof(nh->gw_addr));
 	mlxsw_sp_nexthop_counter_alloc(mlxsw_sp, nh);
 
 	list_add_tail(&nh->router_list_node, &mlxsw_sp->router->nexthop_list);