diff options
| -rw-r--r-- | net/tipc/link.c | 11 | ||||
| -rw-r--r-- | net/tipc/link.h | 7 |
2 files changed, 7 insertions, 11 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c index ac26f8a657d9..3d73144a1ccc 100644 --- a/net/tipc/link.c +++ b/net/tipc/link.c @@ -488,10 +488,11 @@ static void link_state_event(struct tipc_link *l_ptr, unsigned int event) if (!l_ptr->started && (event != STARTING_EVT)) return; /* Not yet. */ - if (link_blocked(l_ptr)) { + /* Check whether changeover is going on */ + if (l_ptr->exp_msg_count) { if (event == TIMEOUT_EVT) link_set_timer(l_ptr, cont_intv); - return; /* Changeover going on */ + return; } switch (l_ptr->state) { @@ -1731,7 +1732,8 @@ void tipc_link_send_proto_msg(struct tipc_link *l_ptr, u32 msg_typ, l_ptr->proto_msg_queue = NULL; } - if (link_blocked(l_ptr)) + /* Don't send protocol message during link changeover */ + if (l_ptr->exp_msg_count) return; /* Abort non-RESET send if communication with node is prohibited */ @@ -1824,7 +1826,8 @@ static void link_recv_proto_msg(struct tipc_link *l_ptr, struct sk_buff *buf) u32 msg_tol; struct tipc_msg *msg = buf_msg(buf); - if (link_blocked(l_ptr)) + /* Discard protocol message during link changeover */ + if (l_ptr->exp_msg_count) goto exit; /* record unnumbered packet arrival (force mismatch on next timeout) */ diff --git a/net/tipc/link.h b/net/tipc/link.h index 8a6c1026644d..424b1dfe436b 100644 --- a/net/tipc/link.h +++ b/net/tipc/link.h @@ -112,7 +112,6 @@ struct tipc_stats { * @continuity_interval: link continuity testing interval [in ms] * @abort_limit: # of unacknowledged continuity probes needed to reset link * @state: current state of link FSM - * @blocked: indicates if link has been administratively blocked * @fsm_msg_cnt: # of protocol messages link FSM has sent in current state * @proto_msg: template for control messages generated by link * @pmsg: convenience pointer to "proto_msg" field @@ -162,7 +161,6 @@ struct tipc_link { u32 continuity_interval; u32 abort_limit; int state; - int blocked; u32 fsm_msg_cnt; struct { unchar hdr[INT_H_SIZE]; @@ -312,11 +310,6 @@ static inline int link_reset_reset(struct tipc_link *l_ptr) return l_ptr->state == RESET_RESET; } -static inline int link_blocked(struct tipc_link *l_ptr) -{ - return l_ptr->exp_msg_count || l_ptr->blocked; -} - static inline int link_congested(struct tipc_link *l_ptr) { return l_ptr->out_queue_size >= l_ptr->queue_limit[0]; |