forked from luck/tmp_suning_uos_patched
[SKB]: __skb_append = __skb_queue_after
This expresses __skb_append in terms of __skb_queue_after, exploiting that __skb_append(old, new, list) = __skb_queue_after(list, old, new). Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
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7de6c03336
@ -697,6 +697,9 @@ static inline void __skb_queue_after(struct sk_buff_head *list,
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__skb_insert(newsk, prev, prev->next, list);
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}
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extern void skb_append(struct sk_buff *old, struct sk_buff *newsk,
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struct sk_buff_head *list);
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/**
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* __skb_queue_head - queue a buffer at the list head
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* @list: list to use
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@ -738,15 +741,6 @@ static inline void __skb_queue_tail(struct sk_buff_head *list,
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next->prev = prev->next = newsk;
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}
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/*
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* Place a packet after a given packet in a list.
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*/
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extern void skb_append(struct sk_buff *old, struct sk_buff *newsk, struct sk_buff_head *list);
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static inline void __skb_append(struct sk_buff *old, struct sk_buff *newsk, struct sk_buff_head *list)
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{
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__skb_insert(newsk, old, old->next, list);
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}
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/*
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* remove sk_buff from list. _Must_ be called atomically, and with
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* the list known..
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@ -1247,7 +1247,7 @@ static inline void tcp_insert_write_queue_after(struct sk_buff *skb,
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struct sk_buff *buff,
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struct sock *sk)
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{
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__skb_append(skb, buff, &sk->sk_write_queue);
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__skb_queue_after(&sk->sk_write_queue, skb, buff);
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}
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/* Insert skb between prev and next on the write queue of sk. */
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@ -1860,7 +1860,7 @@ void skb_append(struct sk_buff *old, struct sk_buff *newsk, struct sk_buff_head
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unsigned long flags;
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spin_lock_irqsave(&list->lock, flags);
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__skb_append(old, newsk, list);
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__skb_queue_after(list, old, newsk);
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spin_unlock_irqrestore(&list->lock, flags);
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}
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@ -3968,7 +3968,7 @@ static void tcp_data_queue(struct sock *sk, struct sk_buff *skb)
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u32 end_seq = TCP_SKB_CB(skb)->end_seq;
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if (seq == TCP_SKB_CB(skb1)->end_seq) {
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__skb_append(skb1, skb, &tp->out_of_order_queue);
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__skb_queue_after(&tp->out_of_order_queue, skb1, skb);
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if (!tp->rx_opt.num_sacks ||
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tp->selective_acks[0].end_seq != seq)
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