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-rw-r--r--include/linux/tcp.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 9aac824c523c..14b62d7df942 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -220,7 +220,9 @@ struct tcp_sock {
} rack;
u16 advmss; /* Advertised MSS */
u8 compressed_ack;
- u8 dup_ack_counter;
+ u8 dup_ack_counter:2,
+ tlp_retrans:1, /* TLP is a retransmission */
+ unused:5;
u32 chrono_start; /* Start time in jiffies of a TCP chrono */
u32 chrono_stat[3]; /* Time in jiffies for chrono_stat stats */
u8 chrono_type:2, /* current chronograph type */
@@ -243,7 +245,7 @@ struct tcp_sock {
save_syn:1, /* Save headers of SYN packet */
is_cwnd_limited:1,/* forward progress limited by snd_cwnd? */
syn_smc:1; /* SYN includes SMC */
- u32 tlp_high_seq; /* snd_nxt at the time of TLP retransmit. */
+ u32 tlp_high_seq; /* snd_nxt at the time of TLP */
u32 tcp_tx_delay; /* delay (in usec) added to TX packets */
u64 tcp_wstamp_ns; /* departure time for next sent data packet */
@@ -482,7 +484,8 @@ static inline void tcp_saved_syn_free(struct tcp_sock *tp)
tp->saved_syn = NULL;
}
-struct sk_buff *tcp_get_timestamping_opt_stats(const struct sock *sk);
+struct sk_buff *tcp_get_timestamping_opt_stats(const struct sock *sk,
+ const struct sk_buff *orig_skb);
static inline u16 tcp_mss_clamp(const struct tcp_sock *tp, u16 mss)
{
@@ -499,6 +502,7 @@ int tcp_skb_shift(struct sk_buff *to, struct sk_buff *from, int pcount,
void tcp_sock_set_cork(struct sock *sk, bool on);
int tcp_sock_set_keepcnt(struct sock *sk, int val);
+int tcp_sock_set_keepidle_locked(struct sock *sk, int val);
int tcp_sock_set_keepidle(struct sock *sk, int val);
int tcp_sock_set_keepintvl(struct sock *sk, int val);
void tcp_sock_set_nodelay(struct sock *sk);