return (struct tcp_request_sock *)req;
}
+struct tcp_deferred_accept_info {
+ struct sock *listen_sk;
+ struct request_sock *request;
+};
+
struct tcp_sock {
/* inet_connection_sock has to be the first member of tcp_sock */
struct inet_connection_sock inet_conn;
u32 rtt_seq; /* sequence number to update rttvar */
u32 packets_out; /* Packets which are "in flight" */
- u32 left_out; /* Packets which leaved network */
u32 retrans_out; /* Retransmitted packets out */
/*
* Options received (usually on last packet, some only on SYN packets).
*/
u32 snd_ssthresh; /* Slow start size threshold */
u32 snd_cwnd; /* Sending congestion window */
- u16 snd_cwnd_cnt; /* Linear increase counter */
+ u32 snd_cwnd_cnt; /* Linear increase counter */
u32 snd_cwnd_clamp; /* Do not allow snd_cwnd to grow above this */
u32 snd_cwnd_used;
u32 snd_cwnd_stamp;
struct tcp_sack_block duplicate_sack[1]; /* D-SACK block */
struct tcp_sack_block selective_acks[4]; /* The SACKS themselves*/
- struct tcp_sack_block_wire recv_sack_cache[4];
+ struct tcp_sack_block recv_sack_cache[4];
+
+ struct sk_buff *highest_sack; /* highest skb with SACK received
+ * (validity guaranteed only if
+ * sacked_out > 0)
+ */
/* from STCP, retrans queue hinting */
struct sk_buff* lost_skb_hint;
struct sk_buff *scoreboard_skb_hint;
struct sk_buff *retransmit_skb_hint;
struct sk_buff *forward_skb_hint;
- struct sk_buff *fastpath_skb_hint;
- int fastpath_cnt_hint;
int lost_cnt_hint;
int retransmit_cnt_hint;
- int forward_cnt_hint;
+
+ u32 lost_retrans_low; /* Sent seq after any rxmit (lowest) */
u16 advmss; /* Advertised MSS */
- u16 prior_ssthresh; /* ssthresh saved at recovery start */
+ u32 prior_ssthresh; /* ssthresh saved at recovery start */
u32 lost_out; /* Lost packets */
u32 sacked_out; /* SACK'd packets */
u32 fackets_out; /* FACK'd packets */
unsigned int keepalive_intvl; /* time interval between keep alive probes */
int linger2;
+ struct tcp_deferred_accept_info defer_tcp_accept;
+
unsigned long last_synq_overflow;
u32 tso_deferred;