diff options
Diffstat (limited to 'include/net/netfilter/nf_conntrack.h')
| -rw-r--r-- | include/net/netfilter/nf_conntrack.h | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index 0741ad592da..b76a8685b5b 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -123,7 +123,9 @@ struct nf_conn /* Extensions */ struct nf_ct_ext *ext; - +#ifdef CONFIG_NET_NS + struct net *ct_net; +#endif struct rcu_head rcu; }; @@ -147,6 +149,17 @@ static inline u_int8_t nf_ct_protonum(const struct nf_conn *ct) /* get master conntrack via master expectation */ #define master_ct(conntr) (conntr->master) +extern struct net init_net; + +static inline struct net *nf_ct_net(const struct nf_conn *ct) +{ +#ifdef CONFIG_NET_NS + return ct->ct_net; +#else + return &init_net; +#endif +} + /* Alter reply tuple (maybe alter helper). */ extern void nf_conntrack_alter_reply(struct nf_conn *ct, @@ -182,11 +195,11 @@ extern void nf_ct_free_hashtable(struct hlist_head *hash, int vmalloced, unsigned int size); extern struct nf_conntrack_tuple_hash * -__nf_conntrack_find(const struct nf_conntrack_tuple *tuple); +__nf_conntrack_find(struct net *net, const struct nf_conntrack_tuple *tuple); extern void nf_conntrack_hash_insert(struct nf_conn *ct); -extern void nf_conntrack_flush(void); +extern void nf_conntrack_flush(struct net *net); extern bool nf_ct_get_tuplepr(const struct sk_buff *skb, unsigned int nhoff, u_int16_t l3num, @@ -248,10 +261,11 @@ extern struct nf_conn nf_conntrack_untracked; /* Iterate over all conntracks: if iter returns true, it's deleted. */ extern void -nf_ct_iterate_cleanup(int (*iter)(struct nf_conn *i, void *data), void *data); +nf_ct_iterate_cleanup(struct net *net, int (*iter)(struct nf_conn *i, void *data), void *data); extern void nf_conntrack_free(struct nf_conn *ct); extern struct nf_conn * -nf_conntrack_alloc(const struct nf_conntrack_tuple *orig, +nf_conntrack_alloc(struct net *net, + const struct nf_conntrack_tuple *orig, const struct nf_conntrack_tuple *repl, gfp_t gfp); @@ -273,16 +287,14 @@ static inline int nf_ct_is_untracked(const struct sk_buff *skb) extern int nf_conntrack_set_hashsize(const char *val, struct kernel_param *kp); extern unsigned int nf_conntrack_htable_size; -extern int nf_conntrack_checksum; -extern atomic_t nf_conntrack_count; extern int nf_conntrack_max; -DECLARE_PER_CPU(struct ip_conntrack_stat, nf_conntrack_stat); -#define NF_CT_STAT_INC(count) (__get_cpu_var(nf_conntrack_stat).count++) -#define NF_CT_STAT_INC_ATOMIC(count) \ +#define NF_CT_STAT_INC(net, count) \ + (per_cpu_ptr((net)->ct.stat, raw_smp_processor_id())->count++) +#define NF_CT_STAT_INC_ATOMIC(net, count) \ do { \ local_bh_disable(); \ - __get_cpu_var(nf_conntrack_stat).count++; \ + per_cpu_ptr((net)->ct.stat, raw_smp_processor_id())->count++; \ local_bh_enable(); \ } while (0) |