1SKB_KILL_DATAGRAM(9) Linux Networking SKB_KILL_DATAGRAM(9)
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6 skb_kill_datagram - Free a datagram skbuff forcibly
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9 int skb_kill_datagram(struct sock * sk, struct sk_buff * skb,
10 unsigned int flags);
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13 sk
14 socket
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16 skb
17 datagram skbuff
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19 flags
20 MSG_ flags
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23 This function frees a datagram skbuff that was received by
24 skb_recv_datagram. The flags argument must match the one used for
25 skb_recv_datagram.
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27 If the MSG_PEEK flag is set, and the packet is still on the receive
28 queue of the socket, it will be taken off the queue before it is freed.
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30 This function currently only disables BH when acquiring the
31 sk_receive_queue lock. Therefore it must not be used in a context where
32 that lock is acquired in an IRQ context.
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34 It returns 0 if the packet was removed by us.
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37Kernel Hackers Manual 2.6. June 2019 SKB_KILL_DATAGRAM(9)