diff options
Diffstat (limited to 'net/tipc/socket.h')
| -rw-r--r-- | net/tipc/socket.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/net/tipc/socket.h b/net/tipc/socket.h index 69fd06bce68a..2cdede9eda1b 100644 --- a/net/tipc/socket.h +++ b/net/tipc/socket.h @@ -48,6 +48,9 @@ * @peer_name: the peer of the connection, if any * @conn_timeout: the time we can wait for an unresponded setup request * @dupl_rcvcnt: number of bytes counted twice, in both backlog and rcv queue + * @link_cong: non-zero if owner must sleep because of link congestion + * @sent_unacked: # messages sent by socket, and not yet acked by peer + * @rcv_unacked: # messages read by user, but not yet acked back to peer */ struct tipc_sock { @@ -55,6 +58,9 @@ struct tipc_sock { struct tipc_port port; unsigned int conn_timeout; atomic_t dupl_rcvcnt; + int link_cong; + uint sent_unacked; + uint rcv_unacked; }; static inline struct tipc_sock *tipc_sk(const struct sock *sk) @@ -72,6 +78,11 @@ static inline void tipc_sock_wakeup(struct tipc_sock *tsk) tsk->sk.sk_write_space(&tsk->sk); } +static inline int tipc_sk_conn_cong(struct tipc_sock *tsk) +{ + return tsk->sent_unacked >= TIPC_FLOWCTRL_WIN; +} + int tipc_sk_rcv(struct sk_buff *buf); #endif |