From: Håkon Bugge <Haakon.Bugge@oracle.com>
Date: Tue, 13 Nov 2018 14:36:57 +0000 (+0100)
Subject: rds: ib: Improve tracing during failover/back
X-Git-Tag: v4.1.12-124.31.3~372
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=dbd6369a59eaf1ba714bed72e57ac4485552e07d;p=users%2Fjedix%2Flinux-maple.git

rds: ib: Improve tracing during failover/back

Orabug: 28860366

Signed-off-by: Håkon Bugge <Haakon.Bugge@oracle.com>
Reviewed-by: Sudhakar Dindukurti <sudhakar.dindukurti@oracle.com>

---

v1 -> v2:
   * Added Sudhakar's r-b

Signed-off-by: Brian Maly <brian.maly@oracle.com>
---

diff --git a/net/rds/ib.c b/net/rds/ib.c
index 04f4207c7b3b..109a4e81355d 100644
--- a/net/rds/ib.c
+++ b/net/rds/ib.c
@@ -701,8 +701,18 @@ static int rds_ib_set_ip4(struct net_device	*out_dev,
 	struct ifreq		*ir;
 	struct sockaddr_in	*sin;
 	struct page		*page;
+	union ib_gid		gid;
 	int			ret = 0;
 
+	if (dev_addr)
+		memcpy(&gid, dev_addr + 4, sizeof(gid));
+	else
+		memset(&gid, 0, sizeof(gid));
+
+	rds_rtd_ptr(RDS_RTD_ACT_BND,
+		    "out_dev: %s, dev_addr: " RDS_IB_GID_FMT ", if_name: %s, addr: %pI4\n",
+		    out_dev->name, RDS_IB_GID_ARG(gid), if_name, &addr);
+
 	page = alloc_page(GFP_HIGHUSER);
 	if (!page) {
 		printk(KERN_ERR "RDS/IB: alloc_page failed .. NO MEM\n");
@@ -895,6 +905,10 @@ static int rds_ib_move_ip4(char			*from_dev,
 	struct in_device	*in_dev;
 	struct rds_ib_device *rds_ibdev;
 
+	rds_rtd_ptr(RDS_RTD_ACT_BND,
+		    "fr_dev: %s, to:dev: %s, fr_prt: %d, to_prt: %d, arp_prt: %d, addr: %pI4, event: %d, alias: %d, failover: %d\n",
+		    from_dev, to_dev, from_port, to_port, arp_port, &addr, event_type, alias, failover);
+
 	page = alloc_page(GFP_HIGHUSER);
 	if (!page) {
 		printk(KERN_ERR "RDS/IP: alloc_page failed .. NO MEM\n");