diff options
| author | Rao Shoaib <rao.shoaib@oracle.com> | 2020-07-01 12:23:38 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-07-01 17:35:17 -0700 |
| commit | 9ef845f894c93416a1cbcbc6ec42525fb06aaf4e (patch) | |
| tree | e41a8039fc5a2fc3ddf8c1f00a4ef762020f1f92 /net/rds/send.c | |
| parent | e6ced831ef11a2a06e8d00aad9d4fc05b610bf38 (diff) | |
rds: If one path needs re-connection, check all and re-connect
In testing with mprds enabled, Oracle Cluster nodes after reboot were
not able to communicate with others nodes and so failed to rejoin
the cluster. Peers with lower IP address initiated connection but the
node could not respond as it choose a different path and could not
initiate a connection as it had a higher IP address.
With this patch, when a node sends out a packet and the selected path
is down, all other paths are also checked and any down paths are
re-connected.
Reviewed-by: Ka-cheong Poon <ka-cheong.poon@oracle.com>
Reviewed-by: David Edmondson <david.edmondson@oracle.com>
Signed-off-by: Somasundaram Krishnasamy <somasundaram.krishnasamy@oracle.com>
Signed-off-by: Rao Shoaib <rao.shoaib@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds/send.c')
| -rw-r--r-- | net/rds/send.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/rds/send.c b/net/rds/send.c index 68e2bdb08fd0..9a529a01cdc6 100644 --- a/net/rds/send.c +++ b/net/rds/send.c @@ -1340,7 +1340,8 @@ int rds_sendmsg(struct socket *sock, struct msghdr *msg, size_t payload_len) goto out; } - rds_conn_path_connect_if_down(cpath); + if (rds_conn_path_down(cpath)) + rds_check_all_paths(conn); ret = rds_cong_wait(conn->c_fcong, dport, nonblock, rs); if (ret) { |