diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/netfilter/nf_conntrack_expect.h | 16 | ||||
| -rw-r--r-- | include/uapi/linux/netfilter/nf_conntrack_common.h | 1 |
2 files changed, 14 insertions, 3 deletions
diff --git a/include/net/netfilter/nf_conntrack_expect.h b/include/net/netfilter/nf_conntrack_expect.h index 80f50fd0f7ad..be4a120d549e 100644 --- a/include/net/netfilter/nf_conntrack_expect.h +++ b/include/net/netfilter/nf_conntrack_expect.h @@ -54,8 +54,8 @@ struct nf_conntrack_expect { /* The conntrack of the master connection */ struct nf_conn *master; - /* Timer function; deletes the expectation. */ - struct timer_list timeout; + /* jiffies32 when this expectation expires */ + u32 timeout; #if IS_ENABLED(CONFIG_NF_NAT) union nf_inet_addr saved_addr; @@ -69,6 +69,14 @@ struct nf_conntrack_expect { struct rcu_head rcu; }; +static inline bool nf_ct_exp_is_expired(const struct nf_conntrack_expect *exp) +{ + if (READ_ONCE(exp->flags) & NF_CT_EXPECT_DEAD) + return true; + + return (__s32)(READ_ONCE(exp->timeout) - nfct_time_stamp) <= 0; +} + static inline struct net *nf_ct_exp_net(struct nf_conntrack_expect *exp) { return read_pnet(&exp->net); @@ -130,7 +138,6 @@ static inline void nf_ct_unlink_expect(struct nf_conntrack_expect *exp) void nf_ct_remove_expectations(struct nf_conn *ct); void nf_ct_unexpect_related(struct nf_conntrack_expect *exp); -bool nf_ct_remove_expect(struct nf_conntrack_expect *exp); void nf_ct_expect_iterate_destroy(bool (*iter)(struct nf_conntrack_expect *e, void *data), void *data); void nf_ct_expect_iterate_net(struct net *net, @@ -153,5 +160,8 @@ static inline int nf_ct_expect_related(struct nf_conntrack_expect *expect, return nf_ct_expect_related_report(expect, 0, 0, flags); } +struct nf_conn_help; +void nf_ct_expectation_gc(struct nf_conn_help *master_help); + #endif /*_NF_CONNTRACK_EXPECT_H*/ diff --git a/include/uapi/linux/netfilter/nf_conntrack_common.h b/include/uapi/linux/netfilter/nf_conntrack_common.h index 56b6b60a814f..ee51045ae1d6 100644 --- a/include/uapi/linux/netfilter/nf_conntrack_common.h +++ b/include/uapi/linux/netfilter/nf_conntrack_common.h @@ -160,6 +160,7 @@ enum ip_conntrack_expect_events { #define NF_CT_EXPECT_USERSPACE 0x4 #ifdef __KERNEL__ +#define NF_CT_EXPECT_DEAD 0x8 #define NF_CT_EXPECT_MASK (NF_CT_EXPECT_PERMANENT | NF_CT_EXPECT_INACTIVE | \ NF_CT_EXPECT_USERSPACE) #endif |