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f6c0f5d209
ctl packets sent on behalf of TIME_WAIT sockets currently have a zero skb->priority, which can cause various problems. In this patch we : - add a tw_priority field in struct inet_timewait_sock. - populate it from sk->sk_priority when a TIME_WAIT is created. - For IPv4, change ip_send_unicast_reply() and its two callers to propagate tw_priority correctly. ip_send_unicast_reply() no longer changes sk->sk_priority. - For IPv6, make sure TIME_WAIT sockets pass their tw_priority field to tcp_v6_send_response() and tcp_v6_send_ack(). Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>