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authorKuniyuki Iwashima <kuniyu@amazon.com>2023-12-19 09:18:33 +0900
committerDavid S. Miller <davem@davemloft.net>2023-12-22 22:15:35 +0000
commit8191792c18c55ee444588100cf0464bd8c0bf5f3 (patch)
tree4cd74b2f95a306a0a4b015318e8884092ef55a3a /include/net
parent770041d337a85923810dd3aeebea38037a28d534 (diff)
tcp: Remove dead code and fields for bhash2.
Now all sockets including TIME_WAIT are linked to bhash2 using sock_common.skc_bind_node. We no longer use inet_bind2_bucket.deathrow, sock.sk_bind2_node, and inet_timewait_sock.tw_bind2_node. Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com> Reviewed-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/inet_hashtables.h4
-rw-r--r--include/net/inet_timewait_sock.h4
-rw-r--r--include/net/sock.h4
3 files changed, 0 insertions, 12 deletions
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index 98ba728aec08..7f1b38458743 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -107,10 +107,6 @@ struct inet_bind2_bucket {
struct hlist_node bhash_node;
/* List of sockets hashed to this bucket */
struct hlist_head owners;
- /* bhash has twsk in owners, but bhash2 has twsk in
- * deathrow not to add a member in struct sock_common.
- */
- struct hlist_head deathrow;
};
static inline struct net *ib_net(const struct inet_bind_bucket *ib)
diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h
index b14999ff55db..f28da08a37b4 100644
--- a/include/net/inet_timewait_sock.h
+++ b/include/net/inet_timewait_sock.h
@@ -75,13 +75,9 @@ struct inet_timewait_sock {
struct timer_list tw_timer;
struct inet_bind_bucket *tw_tb;
struct inet_bind2_bucket *tw_tb2;
- struct hlist_node tw_bind2_node;
};
#define tw_tclass tw_tos
-#define twsk_for_each_bound_bhash2(__tw, list) \
- hlist_for_each_entry(__tw, list, tw_bind2_node)
-
static inline struct inet_timewait_sock *inet_twsk(const struct sock *sk)
{
return (struct inet_timewait_sock *)sk;
diff --git a/include/net/sock.h b/include/net/sock.h
index 21c86e4c71fc..2fb3ea2d2ec3 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -352,7 +352,6 @@ struct sk_filter;
* @sk_txtime_report_errors: set report errors mode for SO_TXTIME
* @sk_txtime_unused: unused txtime flags
* @ns_tracker: tracker for netns reference
- * @sk_bind2_node: bind node in the bhash2 table
*/
struct sock {
/*
@@ -544,7 +543,6 @@ struct sock {
#endif
struct rcu_head sk_rcu;
netns_tracker ns_tracker;
- struct hlist_node sk_bind2_node;
};
enum sk_pacing {
@@ -890,8 +888,6 @@ static inline void sk_add_bind_node(struct sock *sk,
hlist_for_each_entry_safe(__sk, tmp, list, sk_node)
#define sk_for_each_bound(__sk, list) \
hlist_for_each_entry(__sk, list, sk_bind_node)
-#define sk_for_each_bound_bhash2(__sk, list) \
- hlist_for_each_entry(__sk, list, sk_bind2_node)
/**
* sk_for_each_entry_offset_rcu - iterate over a list at a given struct offset