Commit c4519d3c authored by David S. Miller's avatar David S. Miller

Merge bk://kernel.bkbits.net/acme/net-2.6

into nuts.davemloft.net:/disk1/BK/net-2.6
parents be76fffc 5d746e6a
...@@ -398,6 +398,21 @@ static inline int sock_flag(struct sock *sk, enum sock_flags flag) ...@@ -398,6 +398,21 @@ static inline int sock_flag(struct sock *sk, enum sock_flags flag)
return test_bit(flag, &sk->sk_flags); return test_bit(flag, &sk->sk_flags);
} }
static inline void sk_acceptq_removed(struct sock *sk)
{
sk->sk_ack_backlog--;
}
static inline void sk_acceptq_added(struct sock *sk)
{
sk->sk_ack_backlog++;
}
static inline int sk_acceptq_is_full(struct sock *sk)
{
return sk->sk_ack_backlog > sk->sk_max_ack_backlog;
}
/* The per-socket spinlock must be held here. */ /* The per-socket spinlock must be held here. */
#define sk_add_backlog(__sk, __skb) \ #define sk_add_backlog(__sk, __skb) \
do { if (!(__sk)->sk_backlog.tail) { \ do { if (!(__sk)->sk_backlog.tail) { \
......
...@@ -1794,28 +1794,13 @@ static inline int tcp_full_space( struct sock *sk) ...@@ -1794,28 +1794,13 @@ static inline int tcp_full_space( struct sock *sk)
return tcp_win_from_space(sk->sk_rcvbuf); return tcp_win_from_space(sk->sk_rcvbuf);
} }
static inline void tcp_acceptq_removed(struct sock *sk)
{
sk->sk_ack_backlog--;
}
static inline void tcp_acceptq_added(struct sock *sk)
{
sk->sk_ack_backlog++;
}
static inline int tcp_acceptq_is_full(struct sock *sk)
{
return sk->sk_ack_backlog > sk->sk_max_ack_backlog;
}
static inline void tcp_acceptq_queue(struct sock *sk, struct open_request *req, static inline void tcp_acceptq_queue(struct sock *sk, struct open_request *req,
struct sock *child) struct sock *child)
{ {
struct tcp_opt *tp = tcp_sk(sk); struct tcp_opt *tp = tcp_sk(sk);
req->sk = child; req->sk = child;
tcp_acceptq_added(sk); sk_acceptq_added(sk);
if (!tp->accept_queue_tail) { if (!tp->accept_queue_tail) {
tp->accept_queue = req; tp->accept_queue = req;
......
...@@ -648,7 +648,7 @@ static void tcp_listen_stop (struct sock *sk) ...@@ -648,7 +648,7 @@ static void tcp_listen_stop (struct sock *sk)
local_bh_enable(); local_bh_enable();
sock_put(child); sock_put(child);
tcp_acceptq_removed(sk); sk_acceptq_removed(sk);
tcp_openreq_fastfree(req); tcp_openreq_fastfree(req);
} }
BUG_TRAP(!sk->sk_ack_backlog); BUG_TRAP(!sk->sk_ack_backlog);
...@@ -2225,7 +2225,7 @@ struct sock *tcp_accept(struct sock *sk, int flags, int *err) ...@@ -2225,7 +2225,7 @@ struct sock *tcp_accept(struct sock *sk, int flags, int *err)
tp->accept_queue_tail = NULL; tp->accept_queue_tail = NULL;
newsk = req->sk; newsk = req->sk;
tcp_acceptq_removed(sk); sk_acceptq_removed(sk);
tcp_openreq_fastfree(req); tcp_openreq_fastfree(req);
BUG_TRAP(newsk->sk_state != TCP_SYN_RECV); BUG_TRAP(newsk->sk_state != TCP_SYN_RECV);
release_sock(sk); release_sock(sk);
......
...@@ -1442,7 +1442,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb) ...@@ -1442,7 +1442,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
* clogging syn queue with openreqs with exponentially increasing * clogging syn queue with openreqs with exponentially increasing
* timeout. * timeout.
*/ */
if (tcp_acceptq_is_full(sk) && tcp_synq_young(sk) > 1) if (sk_acceptq_is_full(sk) && tcp_synq_young(sk) > 1)
goto drop; goto drop;
req = tcp_openreq_alloc(); req = tcp_openreq_alloc();
...@@ -1567,7 +1567,7 @@ struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb, ...@@ -1567,7 +1567,7 @@ struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
struct tcp_opt *newtp; struct tcp_opt *newtp;
struct sock *newsk; struct sock *newsk;
if (tcp_acceptq_is_full(sk)) if (sk_acceptq_is_full(sk))
goto exit_overflow; goto exit_overflow;
if (!dst && (dst = tcp_v4_route_req(sk, req)) == NULL) if (!dst && (dst = tcp_v4_route_req(sk, req)) == NULL)
......
...@@ -1182,7 +1182,7 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb) ...@@ -1182,7 +1182,7 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
goto drop; goto drop;
} }
if (tcp_acceptq_is_full(sk) && tcp_synq_young(sk) > 1) if (sk_acceptq_is_full(sk) && tcp_synq_young(sk) > 1)
goto drop; goto drop;
req = tcp_openreq_alloc(); req = tcp_openreq_alloc();
...@@ -1299,7 +1299,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb, ...@@ -1299,7 +1299,7 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
opt = np->opt; opt = np->opt;
if (tcp_acceptq_is_full(sk)) if (sk_acceptq_is_full(sk))
goto out_overflow; goto out_overflow;
if (np->rxopt.bits.srcrt == 2 && if (np->rxopt.bits.srcrt == 2 &&
......
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