zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/include/net/netns/conntrack.h b/ap/os/linux/linux-3.4.x/include/net/netns/conntrack.h
new file mode 100644
index 0000000..7a911ec
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/include/net/netns/conntrack.h
@@ -0,0 +1,37 @@
+#ifndef __NETNS_CONNTRACK_H
+#define __NETNS_CONNTRACK_H
+
+#include <linux/list.h>
+#include <linux/list_nulls.h>
+#include <linux/atomic.h>
+
+struct ctl_table_header;
+struct nf_conntrack_ecache;
+
+struct netns_ct {
+	atomic_t		count;
+	unsigned int		expect_count;
+	unsigned int		htable_size;
+	struct kmem_cache	*nf_conntrack_cachep;
+	struct hlist_nulls_head	*hash;
+	struct hlist_head	*expect_hash;
+	struct hlist_nulls_head	unconfirmed;
+	struct hlist_nulls_head	dying;
+	struct ip_conntrack_stat __percpu *stat;
+	struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb;
+	struct nf_exp_event_notifier __rcu *nf_expect_event_cb;
+	int			sysctl_events;
+	unsigned int		sysctl_events_retry_timeout;
+	int			sysctl_acct;
+	int			sysctl_tstamp;
+	int			sysctl_checksum;
+	unsigned int		sysctl_log_invalid; /* Log invalid packets */
+#ifdef CONFIG_SYSCTL
+	struct ctl_table_header	*sysctl_header;
+	struct ctl_table_header	*acct_sysctl_header;
+	struct ctl_table_header	*tstamp_sysctl_header;
+	struct ctl_table_header	*event_sysctl_header;
+#endif
+	char			*slabname;
+};
+#endif