*/
#include <linux/types.h>
-#include <linux/sched.h>
#include <linux/timer.h>
#include <linux/netfilter.h>
#include <linux/netfilter_ipv4/ip_conntrack_protocol.h>
-unsigned int ip_ct_generic_timeout = 600*HZ;
+unsigned int ip_ct_generic_timeout __read_mostly = 600*HZ;
static int generic_pkt_to_tuple(const struct sk_buff *skb,
unsigned int dataoff,