RDS: IB: Add MOS note details to link local(HAIP) address print

Update the log to include MOS note details and also make the
banner more prominent. This makes it consistent with application
flagging the similar error with MOS note details.

Orabug: 23027670

Acked-by: Mukesh Kacker <mukesh.kacker@oracle.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>

diff --git a/net/rds/ib.c b/net/rds/ib.c
index dbc711214f925bf2080a81e1d80c9c2de0a61ecb..e2234280b25e7e3db44ac2613b178aa2146c8e56 100644 (file)
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -395,8 +395,21 @@ static int rds_ib_laddr_check(struct net *net, __be32 addr)
        struct sockaddr_in sin;
 
        /* Link-local addresses don't play well with IB */
-       if (ipv4_is_linklocal_169(addr))
-               pr_info_ratelimited("RDS/IB: Link local address %pI4 NOT SUPPORTED\n", &addr);
+       if (ipv4_is_linklocal_169(addr)) {
+               pr_info_once("\n");
+               pr_info_once("****************************************************\n");
+               pr_info_once("** WARNING WARNING WARNING WARNING WARNING        **\n");
+               pr_info_once("**                                                **\n");
+               pr_info_once("** RDS/IB: Link local address %pI4 NOT SUPPORTED  **\n",
+                            &addr);
+               pr_info_once("**                                                **\n");
+               pr_info_once("** HAIP IP addresses should not be used on ORACLE **\n");
+               pr_info_once("** engineered systems                             **\n");
+               pr_info_once("**                                                **\n");
+               pr_info_once("** If you see this message, Please refer to       **\n");
+               pr_info_once("** cluster_interconnects in MOS note #1274318.1   **\n");
+               pr_info_once("****************************************************\n");
+       }
 
        /* Create a CMA ID and try to bind it. This catches both
         * IB and iWARP capable NICs.