[INET]: Move tcp_port_rover to inet_hashinfo

Also expose all of the tcp_hashinfo members, i.e. killing those
tcp_ehash, etc macros, this will more clearly expose already generic
functions and some that need just a bit of work to become generic, as
we'll see in the upcoming changesets.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 8 deletions

diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 267cea1087e5..f29e2f6ebe1b 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -60,12 +60,11 @@ int tcp_tw_count;
 /* Must be called with locally disabled BHs. */
 static void tcp_timewait_kill(struct tcp_tw_bucket *tw)
 {
-        struct inet_ehash_bucket *ehead;
         struct inet_bind_hashbucket *bhead;
         struct inet_bind_bucket *tb;
-
         /* Unlink from established hashes. */
-        ehead = &tcp_ehash[tw->tw_hashent];
+        struct inet_ehash_bucket *ehead = &tcp_hashinfo.ehash[tw->tw_hashent];
+
         write_lock(&ehead->lock);
         if (hlist_unhashed(&tw->tw_node)) {
                 write_unlock(&ehead->lock);
@@ -76,12 +75,12 @@ static void tcp_timewait_kill(struct tcp_tw_bucket *tw)
         write_unlock(&ehead->lock);
 
         /* Disassociate with bind bucket. */
-        bhead = &tcp_bhash[inet_bhashfn(tw->tw_num, tcp_bhash_size)];
+        bhead = &tcp_hashinfo.bhash[inet_bhashfn(tw->tw_num, tcp_hashinfo.bhash_size)];
         spin_lock(&bhead->lock);
         tb = tw->tw_tb;
         __hlist_del(&tw->tw_bind_node);
         tw->tw_tb = NULL;
-        inet_bind_bucket_destroy(tcp_bucket_cachep, tb);
+        inet_bind_bucket_destroy(tcp_hashinfo.bind_bucket_cachep, tb);
         spin_unlock(&bhead->lock);
 
 #ifdef SOCK_REFCNT_DEBUG
@@ -297,13 +296,13 @@ kill:
 static void __tcp_tw_hashdance(struct sock *sk, struct tcp_tw_bucket *tw)
 {
         const struct inet_sock *inet = inet_sk(sk);
-        struct inet_ehash_bucket *ehead = &tcp_ehash[sk->sk_hashent];
+        struct inet_ehash_bucket *ehead = &tcp_hashinfo.ehash[sk->sk_hashent];
         struct inet_bind_hashbucket *bhead;
         /* Step 1: Put TW into bind hash. Original socket stays there too.
            Note, that any socket with inet->num != 0 MUST be bound in
            binding cache, even if it is closed.
          */
-        bhead = &tcp_bhash[inet_bhashfn(inet->num, tcp_bhash_size)];
+        bhead = &tcp_hashinfo.bhash[inet_bhashfn(inet->num, tcp_hashinfo.bhash_size)];
         spin_lock(&bhead->lock);
         tw->tw_tb = inet->bind_hash;
         BUG_TRAP(inet->bind_hash);
@@ -317,7 +316,7 @@ static void __tcp_tw_hashdance(struct sock *sk, struct tcp_tw_bucket *tw)
                 sock_prot_dec_use(sk->sk_prot);
 
         /* Step 3: Hash TW into TIMEWAIT half of established hash table. */
-        tw_add_node(tw, &(ehead + tcp_ehash_size)->chain);
+        tw_add_node(tw, &(ehead + tcp_hashinfo.ehash_size)->chain);
         atomic_inc(&tw->tw_refcnt);
 
         write_unlock(&ehead->lock);