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Diffstat (limited to 'include/net/inet_hashtables.h')
-rw-r--r--include/net/inet_hashtables.h68
1 files changed, 1 insertions, 67 deletions
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index a0887b70967b..ebfa3df6f8dc 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -90,32 +90,11 @@ struct inet_bind_bucket {
struct hlist_head owners;
};
-struct inet_bind2_bucket {
- possible_net_t ib_net;
- int l3mdev;
- unsigned short port;
- union {
-#if IS_ENABLED(CONFIG_IPV6)
- struct in6_addr v6_rcv_saddr;
-#endif
- __be32 rcv_saddr;
- };
- /* Node in the inet2_bind_hashbucket chain */
- struct hlist_node node;
- /* List of sockets hashed to this bucket */
- struct hlist_head owners;
-};
-
static inline struct net *ib_net(struct inet_bind_bucket *ib)
{
return read_pnet(&ib->ib_net);
}
-static inline struct net *ib2_net(struct inet_bind2_bucket *ib)
-{
- return read_pnet(&ib->ib_net);
-}
-
#define inet_bind_bucket_for_each(tb, head) \
hlist_for_each_entry(tb, head, node)
@@ -124,15 +103,6 @@ struct inet_bind_hashbucket {
struct hlist_head chain;
};
-/* This is synchronized using the inet_bind_hashbucket's spinlock.
- * Instead of having separate spinlocks, the inet_bind2_hashbucket can share
- * the inet_bind_hashbucket's given that in every case where the bhash2 table
- * is useful, a lookup in the bhash table also occurs.
- */
-struct inet_bind2_hashbucket {
- struct hlist_head chain;
-};
-
/* Sockets can be hashed in established or listening table.
* We must use different 'nulls' end-of-chain value for all hash buckets :
* A socket might transition from ESTABLISH to LISTEN state without
@@ -164,12 +134,6 @@ struct inet_hashinfo {
*/
struct kmem_cache *bind_bucket_cachep;
struct inet_bind_hashbucket *bhash;
- /* The 2nd binding table hashed by port and address.
- * This is used primarily for expediting the resolution of bind
- * conflicts.
- */
- struct kmem_cache *bind2_bucket_cachep;
- struct inet_bind2_hashbucket *bhash2;
unsigned int bhash_size;
/* The 2nd listener table hashed by local port and address */
@@ -229,36 +193,6 @@ inet_bind_bucket_create(struct kmem_cache *cachep, struct net *net,
void inet_bind_bucket_destroy(struct kmem_cache *cachep,
struct inet_bind_bucket *tb);
-static inline bool check_bind_bucket_match(struct inet_bind_bucket *tb,
- struct net *net,
- const unsigned short port,
- int l3mdev)
-{
- return net_eq(ib_net(tb), net) && tb->port == port &&
- tb->l3mdev == l3mdev;
-}
-
-struct inet_bind2_bucket *
-inet_bind2_bucket_create(struct kmem_cache *cachep, struct net *net,
- struct inet_bind2_hashbucket *head,
- const unsigned short port, int l3mdev,
- const struct sock *sk);
-
-void inet_bind2_bucket_destroy(struct kmem_cache *cachep,
- struct inet_bind2_bucket *tb);
-
-struct inet_bind2_bucket *
-inet_bind2_bucket_find(struct inet_hashinfo *hinfo, struct net *net,
- const unsigned short port, int l3mdev,
- struct sock *sk,
- struct inet_bind2_hashbucket **head);
-
-bool check_bind2_bucket_match_nulladdr(struct inet_bind2_bucket *tb,
- struct net *net,
- const unsigned short port,
- int l3mdev,
- const struct sock *sk);
-
static inline u32 inet_bhashfn(const struct net *net, const __u16 lport,
const u32 bhash_size)
{
@@ -266,7 +200,7 @@ static inline u32 inet_bhashfn(const struct net *net, const __u16 lport,
}
void inet_bind_hash(struct sock *sk, struct inet_bind_bucket *tb,
- struct inet_bind2_bucket *tb2, const unsigned short snum);
+ const unsigned short snum);
/* Caller must disable local BH processing. */
int __inet_inherit_port(const struct sock *sk, struct sock *child);