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authorDavid S. Miller <davem@davemloft.net>2019-06-22 08:59:24 -0400
committerDavid S. Miller <davem@davemloft.net>2019-06-22 08:59:24 -0400
commit92ad6325cb891bb455487bfe90cc47d18aa6ec37 (patch)
tree433a7ef938fae69789216043f67eff9f9c6b0c68 /net/tipc/node.c
parente0effb5fbd56a8b2b8917611cbf4fcd9aba92b8f (diff)
parentc356dc4b540edd6c02b409dd8cf3208ba2804c38 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Minor SPDX change conflict. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/node.c')
-rw-r--r--net/tipc/node.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/net/tipc/node.c b/net/tipc/node.c
index 9e106d3ed187..550581d47d51 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -766,9 +766,9 @@ static void tipc_node_link_up(struct tipc_node *n, int bearer_id,
766 * disturbance, wrong session, etc.) 766 * disturbance, wrong session, etc.)
767 * 3. Link <1B-2B> up 767 * 3. Link <1B-2B> up
768 * 4. Link endpoint 2A down (e.g. due to link tolerance timeout) 768 * 4. Link endpoint 2A down (e.g. due to link tolerance timeout)
769 * 5. Node B starts failover onto link <1B-2B> 769 * 5. Node 2 starts failover onto link <1B-2B>
770 * 770 *
771 * ==> Node A does never start link/node failover! 771 * ==> Node 1 does never start link/node failover!
772 * 772 *
773 * @n: tipc node structure 773 * @n: tipc node structure
774 * @l: link peer endpoint failingover (- can be NULL) 774 * @l: link peer endpoint failingover (- can be NULL)
@@ -783,6 +783,10 @@ static void tipc_node_link_failover(struct tipc_node *n, struct tipc_link *l,
783 if (!tipc_link_is_up(tnl)) 783 if (!tipc_link_is_up(tnl))
784 return; 784 return;
785 785
786 /* Don't rush, failure link may be in the process of resetting */
787 if (l && !tipc_link_is_reset(l))
788 return;
789
786 tipc_link_fsm_evt(tnl, LINK_SYNCH_END_EVT); 790 tipc_link_fsm_evt(tnl, LINK_SYNCH_END_EVT);
787 tipc_node_fsm_evt(n, NODE_SYNCH_END_EVT); 791 tipc_node_fsm_evt(n, NODE_SYNCH_END_EVT);
788 792
@@ -1706,7 +1710,7 @@ static bool tipc_node_check_state(struct tipc_node *n, struct sk_buff *skb,
1706 /* Initiate or update failover mode if applicable */ 1710 /* Initiate or update failover mode if applicable */
1707 if ((usr == TUNNEL_PROTOCOL) && (mtyp == FAILOVER_MSG)) { 1711 if ((usr == TUNNEL_PROTOCOL) && (mtyp == FAILOVER_MSG)) {
1708 syncpt = oseqno + exp_pkts - 1; 1712 syncpt = oseqno + exp_pkts - 1;
1709 if (pl && tipc_link_is_up(pl)) { 1713 if (pl && !tipc_link_is_reset(pl)) {
1710 __tipc_node_link_down(n, &pb_id, xmitq, &maddr); 1714 __tipc_node_link_down(n, &pb_id, xmitq, &maddr);
1711 trace_tipc_node_link_down(n, true, 1715 trace_tipc_node_link_down(n, true,
1712 "node link down <- failover!"); 1716 "node link down <- failover!");