netns: add net parameter to IP6_INC_STATS

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 34 insertions, 22 deletions

diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index f22393e11666..db28c208f329 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -150,13 +150,14 @@ static int ip6_output2(struct sk_buff *skb)
                                         ip6_dev_loopback_xmit);
 
                         if (ipv6_hdr(skb)->hop_limit == 0) {
-                                IP6_INC_STATS(idev, IPSTATS_MIB_OUTDISCARDS);
+                                IP6_INC_STATS(dev_net(dev), idev,
+                                              IPSTATS_MIB_OUTDISCARDS);
                                 kfree_skb(skb);
                                 return 0;
                         }
                 }
 
-                IP6_INC_STATS(idev, IPSTATS_MIB_OUTMCASTPKTS);
+                IP6_INC_STATS(dev_net(dev), idev, IPSTATS_MIB_OUTMCASTPKTS);
         }
 
         return NF_HOOK(PF_INET6, NF_INET_POST_ROUTING, skb, NULL, skb->dev,
@@ -175,7 +176,8 @@ int ip6_output(struct sk_buff *skb)
 {
         struct inet6_dev *idev = ip6_dst_idev(skb->dst);
         if (unlikely(idev->cnf.disable_ipv6)) {
-                IP6_INC_STATS(idev, IPSTATS_MIB_OUTDISCARDS);
+                IP6_INC_STATS(dev_net(skb->dst->dev), idev,
+                              IPSTATS_MIB_OUTDISCARDS);
                 kfree_skb(skb);
                 return 0;
         }
@@ -194,6 +196,7 @@ int ip6_output(struct sk_buff *skb)
 int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
              struct ipv6_txoptions *opt, int ipfragok)
 {
+        struct net *net = sock_net(sk);
         struct ipv6_pinfo *np = inet6_sk(sk);
         struct in6_addr *first_hop = &fl->fl6_dst;
         struct dst_entry *dst = skb->dst;
@@ -216,7 +219,7 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
                 if (skb_headroom(skb) < head_room) {
                         struct sk_buff *skb2 = skb_realloc_headroom(skb, head_room);
                         if (skb2 == NULL) {
-                                IP6_INC_STATS(ip6_dst_idev(skb->dst),
+                                IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
                                               IPSTATS_MIB_OUTDISCARDS);
                                 kfree_skb(skb);
                                 return -ENOBUFS;
@@ -270,7 +273,7 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
 
         mtu = dst_mtu(dst);
         if ((skb->len <= mtu) || skb->local_df || skb_is_gso(skb)) {
-                IP6_INC_STATS(ip6_dst_idev(skb->dst),
+                IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
                               IPSTATS_MIB_OUTREQUESTS);
                 return NF_HOOK(PF_INET6, NF_INET_LOCAL_OUT, skb, NULL, dst->dev,
                                 dst_output);
@@ -280,7 +283,7 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
                 printk(KERN_DEBUG "IPv6: sending pkt_too_big to self\n");
         skb->dev = dst->dev;
         icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
-        IP6_INC_STATS(ip6_dst_idev(skb->dst), IPSTATS_MIB_FRAGFAILS);
+        IP6_INC_STATS(net, ip6_dst_idev(skb->dst), IPSTATS_MIB_FRAGFAILS);
         kfree_skb(skb);
         return -EMSGSIZE;
 }
@@ -422,7 +425,7 @@ int ip6_forward(struct sk_buff *skb)
                 goto drop;
 
         if (!xfrm6_policy_check(NULL, XFRM_POLICY_FWD, skb)) {
-                IP6_INC_STATS(ip6_dst_idev(dst), IPSTATS_MIB_INDISCARDS);
+                IP6_INC_STATS(net, ip6_dst_idev(dst), IPSTATS_MIB_INDISCARDS);
                 goto drop;
         }
 
@@ -468,13 +471,14 @@ int ip6_forward(struct sk_buff *skb)
                 if (proxied > 0)
                         return ip6_input(skb);
                 else if (proxied < 0) {
-                        IP6_INC_STATS(ip6_dst_idev(dst), IPSTATS_MIB_INDISCARDS);
+                        IP6_INC_STATS(net, ip6_dst_idev(dst),
+                                      IPSTATS_MIB_INDISCARDS);
                         goto drop;
                 }
         }
 
         if (!xfrm6_route_forward(skb)) {
-                IP6_INC_STATS(ip6_dst_idev(dst), IPSTATS_MIB_INDISCARDS);
+                IP6_INC_STATS(net, ip6_dst_idev(dst), IPSTATS_MIB_INDISCARDS);
                 goto drop;
         }
         dst = skb->dst;
@@ -530,7 +534,7 @@ int ip6_forward(struct sk_buff *skb)
         }
 
         if (skb_cow(skb, dst->dev->hard_header_len)) {
-                IP6_INC_STATS(ip6_dst_idev(dst), IPSTATS_MIB_OUTDISCARDS);
+                IP6_INC_STATS(net, ip6_dst_idev(dst), IPSTATS_MIB_OUTDISCARDS);
                 goto drop;
         }
 
@@ -622,6 +626,7 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
         __be32 frag_id = 0;
         int ptr, offset = 0, err=0;
         u8 *prevhdr, nexthdr = 0;
+        struct net *net = dev_net(skb->dst->dev);
 
         hlen = ip6_find_1stfragopt(skb, &prevhdr);
         nexthdr = *prevhdr;
@@ -635,7 +640,8 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
         if (!skb->local_df) {
                 skb->dev = skb->dst->dev;
                 icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
-                IP6_INC_STATS(ip6_dst_idev(skb->dst), IPSTATS_MIB_FRAGFAILS);
+                IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
+                              IPSTATS_MIB_FRAGFAILS);
                 kfree_skb(skb);
                 return -EMSGSIZE;
         }
@@ -684,7 +690,8 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
                 *prevhdr = NEXTHDR_FRAGMENT;
                 tmp_hdr = kmemdup(skb_network_header(skb), hlen, GFP_ATOMIC);
                 if (!tmp_hdr) {
-                        IP6_INC_STATS(ip6_dst_idev(skb->dst), IPSTATS_MIB_FRAGFAILS);
+                        IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
+                                      IPSTATS_MIB_FRAGFAILS);
                         return -ENOMEM;
                 }
 
@@ -735,7 +742,8 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
 
                         err = output(skb);
                         if(!err)
-                                IP6_INC_STATS(ip6_dst_idev(&rt->u.dst), IPSTATS_MIB_FRAGCREATES);
+                                IP6_INC_STATS(net, ip6_dst_idev(&rt->u.dst),
+                                              IPSTATS_MIB_FRAGCREATES);
 
                         if (err || !frag)
                                 break;
@@ -748,7 +756,8 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
                 kfree(tmp_hdr);
 
                 if (err == 0) {
-                        IP6_INC_STATS(ip6_dst_idev(&rt->u.dst), IPSTATS_MIB_FRAGOKS);
+                        IP6_INC_STATS(net, ip6_dst_idev(&rt->u.dst),
+                                      IPSTATS_MIB_FRAGOKS);
                         dst_release(&rt->u.dst);
                         return 0;
                 }
@@ -759,7 +768,8 @@ static int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
                         frag = skb;
                 }
 
-                IP6_INC_STATS(ip6_dst_idev(&rt->u.dst), IPSTATS_MIB_FRAGFAILS);
+                IP6_INC_STATS(net, ip6_dst_idev(&rt->u.dst),
+                              IPSTATS_MIB_FRAGFAILS);
                 dst_release(&rt->u.dst);
                 return err;
         }
@@ -793,7 +803,7 @@ slow_path:
 
                 if ((frag = alloc_skb(len+hlen+sizeof(struct frag_hdr)+LL_ALLOCATED_SPACE(rt->u.dst.dev), GFP_ATOMIC)) == NULL) {
                         NETDEBUG(KERN_INFO "IPv6: frag: no memory for new fragment!\n");
-                        IP6_INC_STATS(ip6_dst_idev(skb->dst),
+                        IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
                                       IPSTATS_MIB_FRAGFAILS);
                         err = -ENOMEM;
                         goto fail;
@@ -857,15 +867,16 @@ slow_path:
                 if (err)
                         goto fail;
 
-                IP6_INC_STATS(ip6_dst_idev(skb->dst), IPSTATS_MIB_FRAGCREATES);
+                IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
+                              IPSTATS_MIB_FRAGCREATES);
         }
-        IP6_INC_STATS(ip6_dst_idev(skb->dst),
+        IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
                       IPSTATS_MIB_FRAGOKS);
         kfree_skb(skb);
         return err;
 
 fail:
-        IP6_INC_STATS(ip6_dst_idev(skb->dst),
+        IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
                       IPSTATS_MIB_FRAGFAILS);
         kfree_skb(skb);
         return err;
@@ -1385,7 +1396,7 @@ alloc_new_skb:
         return 0;
 error:
         inet->cork.length -= length;
-        IP6_INC_STATS(rt->rt6i_idev, IPSTATS_MIB_OUTDISCARDS);
+        IP6_INC_STATS(sock_net(sk), rt->rt6i_idev, IPSTATS_MIB_OUTDISCARDS);
         return err;
 }
 
@@ -1409,6 +1420,7 @@ int ip6_push_pending_frames(struct sock *sk)
         struct in6_addr final_dst_buf, *final_dst = &final_dst_buf;
         struct inet_sock *inet = inet_sk(sk);
         struct ipv6_pinfo *np = inet6_sk(sk);
+        struct net *net = sock_net(sk);
         struct ipv6hdr *hdr;
         struct ipv6_txoptions *opt = np->cork.opt;
         struct rt6_info *rt = (struct rt6_info *)inet->cork.dst;
@@ -1462,7 +1474,7 @@ int ip6_push_pending_frames(struct sock *sk)
         skb->mark = sk->sk_mark;
 
         skb->dst = dst_clone(&rt->u.dst);
-        IP6_INC_STATS(rt->rt6i_idev, IPSTATS_MIB_OUTREQUESTS);
+        IP6_INC_STATS(net, rt->rt6i_idev, IPSTATS_MIB_OUTREQUESTS);
         if (proto == IPPROTO_ICMPV6) {
                 struct inet6_dev *idev = ip6_dst_idev(skb->dst);
 
@@ -1491,7 +1503,7 @@ void ip6_flush_pending_frames(struct sock *sk)
 
         while ((skb = __skb_dequeue_tail(&sk->sk_write_queue)) != NULL) {
                 if (skb->dst)
-                        IP6_INC_STATS(ip6_dst_idev(skb->dst),
+                        IP6_INC_STATS(sock_net(sk), ip6_dst_idev(skb->dst),
                                       IPSTATS_MIB_OUTDISCARDS);
                 kfree_skb(skb);
         }