diff options
Diffstat (limited to 'net/tipc/link.c')
| -rw-r--r-- | net/tipc/link.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c index ee3b8d0576b8..d40f8e5b7683 100644 --- a/net/tipc/link.c +++ b/net/tipc/link.c @@ -827,11 +827,11 @@ int tipc_link_timeout(struct tipc_link *l, struct sk_buff_head *xmitq) state |= l->bc_rcvlink->rcv_unacked; state |= l->rcv_unacked; state |= !skb_queue_empty(&l->transmq); - state |= !skb_queue_empty(&l->deferdq); probe = mstate->probing; probe |= l->silent_intv_cnt; if (probe || mstate->monitoring) l->silent_intv_cnt++; + probe |= !skb_queue_empty(&l->deferdq); if (l->snd_nxt == l->checkpoint) { tipc_link_update_cwin(l, 0, 0); probe = true; @@ -921,6 +921,21 @@ static void link_prepare_wakeup(struct tipc_link *l) } +/** + * tipc_link_set_skb_retransmit_time - set the time at which retransmission of + * the given skb should be next attempted + * @skb: skb to set a future retransmission time for + * @l: link the skb will be transmitted on + */ +static void tipc_link_set_skb_retransmit_time(struct sk_buff *skb, + struct tipc_link *l) +{ + if (link_is_bc_sndlink(l)) + TIPC_SKB_CB(skb)->nxt_retr = TIPC_BC_RETR_LIM; + else + TIPC_SKB_CB(skb)->nxt_retr = TIPC_UC_RETR_TIME; +} + void tipc_link_reset(struct tipc_link *l) { struct sk_buff_head list; @@ -1036,9 +1051,7 @@ int tipc_link_xmit(struct tipc_link *l, struct sk_buff_head *list, return -ENOBUFS; } __skb_queue_tail(transmq, skb); - /* next retransmit attempt */ - if (link_is_bc_sndlink(l)) - TIPC_SKB_CB(skb)->nxt_retr = TIPC_BC_RETR_LIM; + tipc_link_set_skb_retransmit_time(skb, l); __skb_queue_tail(xmitq, _skb); TIPC_SKB_CB(skb)->ackers = l->ackers; l->rcv_unacked = 0; @@ -1139,9 +1152,7 @@ static void tipc_link_advance_backlog(struct tipc_link *l, if (unlikely(skb == l->backlog[imp].target_bskb)) l->backlog[imp].target_bskb = NULL; __skb_queue_tail(&l->transmq, skb); - /* next retransmit attempt */ - if (link_is_bc_sndlink(l)) - TIPC_SKB_CB(skb)->nxt_retr = TIPC_BC_RETR_LIM; + tipc_link_set_skb_retransmit_time(skb, l); __skb_queue_tail(xmitq, _skb); TIPC_SKB_CB(skb)->ackers = l->ackers; @@ -1584,8 +1595,7 @@ release: /* retransmit skb if unrestricted*/ if (time_before(jiffies, TIPC_SKB_CB(skb)->nxt_retr)) continue; - TIPC_SKB_CB(skb)->nxt_retr = (is_uc) ? - TIPC_UC_RETR_TIME : TIPC_BC_RETR_LIM; + tipc_link_set_skb_retransmit_time(skb, l); _skb = pskb_copy(skb, GFP_ATOMIC); if (!_skb) continue; |