aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/include/net/mptcp.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/net/mptcp.h')
-rw-r--r--include/net/mptcp.h24
1 files changed, 16 insertions, 8 deletions
diff --git a/include/net/mptcp.h b/include/net/mptcp.h
index 3bce2019e4da..46d0487d2b22 100644
--- a/include/net/mptcp.h
+++ b/include/net/mptcp.h
@@ -16,7 +16,10 @@ struct seq_file;
/* MPTCP sk_buff extension data */
struct mptcp_ext {
- u64 data_ack;
+ union {
+ u64 data_ack;
+ u32 data_ack32;
+ };
u64 data_seq;
u32 subflow_seq;
u16 data_len;
@@ -68,6 +71,12 @@ static inline bool rsk_is_mptcp(const struct request_sock *req)
return tcp_rsk(req)->is_mptcp;
}
+static inline bool rsk_drop_req(const struct request_sock *req)
+{
+ return tcp_rsk(req)->is_mptcp && tcp_rsk(req)->drop_req;
+}
+
+void mptcp_space(const struct sock *ssk, int *space, int *full_space);
bool mptcp_syn_options(struct sock *sk, const struct sk_buff *skb,
unsigned int *size, struct mptcp_out_options *opts);
bool mptcp_synack_options(const struct request_sock *req, unsigned int *size,
@@ -120,8 +129,6 @@ static inline bool mptcp_skb_can_collapse(const struct sk_buff *to,
skb_ext_find(from, SKB_EXT_MPTCP));
}
-bool mptcp_sk_is_subflow(const struct sock *sk);
-
void mptcp_seq_show(struct seq_file *seq);
#else
@@ -139,6 +146,11 @@ static inline bool rsk_is_mptcp(const struct request_sock *req)
return false;
}
+static inline bool rsk_drop_req(const struct request_sock *req)
+{
+ return false;
+}
+
static inline void mptcp_parse_option(const struct sk_buff *skb,
const unsigned char *ptr, int opsize,
struct tcp_options_received *opt_rx)
@@ -189,11 +201,7 @@ static inline bool mptcp_skb_can_collapse(const struct sk_buff *to,
return true;
}
-static inline bool mptcp_sk_is_subflow(const struct sock *sk)
-{
- return false;
-}
-
+static inline void mptcp_space(const struct sock *ssk, int *s, int *fs) { }
static inline void mptcp_seq_show(struct seq_file *seq) { }
#endif /* CONFIG_MPTCP */