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[NET] NETNS: Omit net_device->nd_net without CONFIG_NET_NS.

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Introduce per-net_device inlines: dev_net(), dev_net_set().
Without CONFIG_NET_NS, no namespace other than &init_net exists.
Let's explicitly define them to help compiler optimizations.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
This commit is contained in:
YOSHIFUJI Hideaki
2008-03-25 21:47:49 +09:00
parent 7cbca67c07
commit c346dca108
87 changed files with 251 additions and 228 deletions
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8
net/packet/af_packet.c
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@@ -263,7 +263,7 @@ static int packet_rcv_spkt(struct sk_buff *skb, struct net_device *dev, struct
if (skb->pkt_type == PACKET_LOOPBACK)
goto out;
if (dev->nd_net != sk->sk_net)
if (dev_net(dev) != sk->sk_net)
goto out;
if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL)
@@ -451,7 +451,7 @@ static int packet_rcv(struct sk_buff *skb, struct net_device *dev, struct packet
sk = pt->af_packet_priv;
po = pkt_sk(sk);
if (dev->nd_net != sk->sk_net)
if (dev_net(dev) != sk->sk_net)
goto drop;
skb->dev = dev;
@@ -568,7 +568,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, struct packe
sk = pt->af_packet_priv;
po = pkt_sk(sk);
if (dev->nd_net != sk->sk_net)
if (dev_net(dev) != sk->sk_net)
goto drop;
if (dev->header_ops) {
@@ -1450,7 +1450,7 @@ static int packet_notifier(struct notifier_block *this, unsigned long msg, void
struct sock *sk;
struct hlist_node *node;
struct net_device *dev = data;
struct net *net = dev->nd_net;
struct net *net = dev_net(dev);
read_lock(&net->packet.sklist_lock);
sk_for_each(sk, node, &net->packet.sklist) {