From b7503e0cdb5dbec5d201aa69d8888c14679b5ae8 Mon Sep 17 00:00:00 2001 From: David Ahern Date: Wed, 2 Sep 2015 13:58:35 -0700 Subject: [PATCH] net: Add FIB table id to rtable Add the FIB table id to rtable to make the information available for IPv4 as it is for IPv6. Signed-off-by: David Ahern Signed-off-by: David S. Miller --- drivers/net/vrf.c | 2 ++ include/net/route.h | 2 ++ net/ipv4/route.c | 8 ++++++++ net/ipv4/xfrm4_policy.c | 1 + 4 files changed, 13 insertions(+) diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index e7094fbd7568..8c9ab5ebea23 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -320,6 +320,7 @@ static void vrf_rtable_destroy(struct net_vrf *vrf) static struct rtable *vrf_rtable_create(struct net_device *dev) { + struct net_vrf *vrf = netdev_priv(dev); struct rtable *rth; rth = dst_alloc(&vrf_dst_ops, dev, 2, @@ -335,6 +336,7 @@ static struct rtable *vrf_rtable_create(struct net_device *dev) rth->rt_pmtu = 0; rth->rt_gateway = 0; rth->rt_uses_gateway = 0; + rth->rt_table_id = vrf->tb_id; INIT_LIST_HEAD(&rth->rt_uncached); rth->rt_uncached_list = NULL; } diff --git a/include/net/route.h b/include/net/route.h index cc61cb95f059..10a7d21a211c 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -64,6 +64,8 @@ struct rtable { /* Miscellaneous cached information */ u32 rt_pmtu; + u32 rt_table_id; + struct list_head rt_uncached; struct uncached_list *rt_uncached_list; }; diff --git a/net/ipv4/route.c b/net/ipv4/route.c index eaefeadce07c..92acc95b7578 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1457,6 +1457,7 @@ static struct rtable *rt_dst_alloc(struct net_device *dev, rt->rt_pmtu = 0; rt->rt_gateway = 0; rt->rt_uses_gateway = 0; + rt->rt_table_id = 0; INIT_LIST_HEAD(&rt->rt_uncached); rt->dst.output = ip_output; @@ -1629,6 +1630,8 @@ static int __mkroute_input(struct sk_buff *skb, } rth->rt_is_input = 1; + if (res->table) + rth->rt_table_id = res->table->tb_id; RT_CACHE_STAT_INC(in_slow_tot); rth->dst.input = ip_forward; @@ -1808,6 +1811,8 @@ local_input: rth->dst.tclassid = itag; #endif rth->rt_is_input = 1; + if (res.table) + rth->rt_table_id = res.table->tb_id; RT_CACHE_STAT_INC(in_slow_tot); if (res.type == RTN_UNREACHABLE) { @@ -1988,6 +1993,9 @@ add: return ERR_PTR(-ENOBUFS); rth->rt_iif = orig_oif ? : 0; + if (res->table) + rth->rt_table_id = res->table->tb_id; + RT_CACHE_STAT_INC(out_slow_tot); if (flags & (RTCF_BROADCAST | RTCF_MULTICAST)) { diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c index bb919b28619f..671011055ad5 100644 --- a/net/ipv4/xfrm4_policy.c +++ b/net/ipv4/xfrm4_policy.c @@ -95,6 +95,7 @@ static int xfrm4_fill_dst(struct xfrm_dst *xdst, struct net_device *dev, xdst->u.rt.rt_gateway = rt->rt_gateway; xdst->u.rt.rt_uses_gateway = rt->rt_uses_gateway; xdst->u.rt.rt_pmtu = rt->rt_pmtu; + xdst->u.rt.rt_table_id = rt->rt_table_id; INIT_LIST_HEAD(&xdst->u.rt.rt_uncached); return 0; -- 2.20.1