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net: wrap sk->sk_backlog_rcv()
Wrap calling sk->sk_backlog_rcv() in a function. This will allow extending the generic sk_backlog_rcv behaviour. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -482,6 +482,11 @@ static inline void sk_add_backlog(struct sock *sk, struct sk_buff *skb)
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skb->next = NULL;
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}
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static inline int sk_backlog_rcv(struct sock *sk, struct sk_buff *skb)
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{
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return sk->sk_backlog_rcv(sk, skb);
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}
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#define sk_wait_event(__sk, __timeo, __condition) \
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({ int __rc; \
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release_sock(__sk); \
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@ -896,7 +896,7 @@ static inline int tcp_prequeue(struct sock *sk, struct sk_buff *skb)
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BUG_ON(sock_owned_by_user(sk));
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while ((skb1 = __skb_dequeue(&tp->ucopy.prequeue)) != NULL) {
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sk->sk_backlog_rcv(sk, skb1);
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sk_backlog_rcv(sk, skb1);
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NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPPREQUEUEDROPPED);
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}
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@ -327,7 +327,7 @@ int sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested)
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*/
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mutex_acquire(&sk->sk_lock.dep_map, 0, 1, _RET_IP_);
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rc = sk->sk_backlog_rcv(sk, skb);
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rc = sk_backlog_rcv(sk, skb);
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mutex_release(&sk->sk_lock.dep_map, 1, _RET_IP_);
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} else
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@ -1374,7 +1374,7 @@ static void __release_sock(struct sock *sk)
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struct sk_buff *next = skb->next;
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skb->next = NULL;
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sk->sk_backlog_rcv(sk, skb);
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sk_backlog_rcv(sk, skb);
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/*
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* We are in process context here with softirqs
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@ -1161,7 +1161,7 @@ static void tcp_prequeue_process(struct sock *sk)
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* necessary */
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local_bh_disable();
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while ((skb = __skb_dequeue(&tp->ucopy.prequeue)) != NULL)
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sk->sk_backlog_rcv(sk, skb);
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sk_backlog_rcv(sk, skb);
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local_bh_enable();
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/* Clear memory counter. */
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@ -201,7 +201,7 @@ static void tcp_delack_timer(unsigned long data)
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NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPSCHEDULERFAILED);
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while ((skb = __skb_dequeue(&tp->ucopy.prequeue)) != NULL)
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sk->sk_backlog_rcv(sk, skb);
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sk_backlog_rcv(sk, skb);
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tp->ucopy.memory = 0;
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}
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