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@@ -51,13 +51,12 @@ static inline struct net *copy_net_ns(unsigned long flags, struct net *net_ns)
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}
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#endif
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+#ifdef CONFIG_NET_NS
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extern void __put_net(struct net *net);
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static inline struct net *get_net(struct net *net)
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{
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-#ifdef CONFIG_NET
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atomic_inc(&net->count);
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-#endif
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return net;
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}
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@@ -75,26 +74,44 @@ static inline struct net *maybe_get_net(struct net *net)
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static inline void put_net(struct net *net)
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{
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-#ifdef CONFIG_NET
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if (atomic_dec_and_test(&net->count))
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__put_net(net);
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-#endif
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}
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static inline struct net *hold_net(struct net *net)
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{
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-#ifdef CONFIG_NET
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atomic_inc(&net->use_count);
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-#endif
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return net;
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}
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static inline void release_net(struct net *net)
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{
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-#ifdef CONFIG_NET
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atomic_dec(&net->use_count);
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-#endif
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}
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+#else
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+static inline struct net *get_net(struct net *net)
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+{
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+ return net;
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+}
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+
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+static inline void put_net(struct net *net)
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+{
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+}
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+
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+static inline struct net *hold_net(struct net *net)
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+{
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+ return net;
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+}
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+
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+static inline void release_net(struct net *net)
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+{
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+}
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+
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+static inline struct net *maybe_get_net(struct net *net)
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+{
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+ return net;
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+}
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+#endif
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#define for_each_net(VAR) \
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list_for_each_entry(VAR, &net_namespace_list, list)
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