diff options
Diffstat (limited to 'net/mptcp/protocol.h')
| -rw-r--r-- | net/mptcp/protocol.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index aa1a93fe40ff..3517f2d24a22 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -641,6 +641,7 @@ bool __mptcp_close(struct sock *sk, long timeout); void mptcp_cancel_work(struct sock *sk); void __mptcp_unaccepted_force_close(struct sock *sk); void mptcp_set_owner_r(struct sk_buff *skb, struct sock *sk); +void mptcp_set_state(struct sock *sk, int state); bool mptcp_addresses_equal(const struct mptcp_addr_info *a, const struct mptcp_addr_info *b, bool use_port); @@ -1075,6 +1076,15 @@ static inline void __mptcp_do_fallback(struct mptcp_sock *msk) set_bit(MPTCP_FALLBACK_DONE, &msk->flags); } +static inline bool __mptcp_has_initial_subflow(const struct mptcp_sock *msk) +{ + struct sock *ssk = READ_ONCE(msk->first); + + return ssk && ((1 << inet_sk_state_load(ssk)) & + (TCPF_ESTABLISHED | TCPF_SYN_SENT | + TCPF_SYN_RECV | TCPF_LISTEN)); +} + static inline void mptcp_do_fallback(struct sock *ssk) { struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk); |