nvme-fc: add message when creating new association

When looking at console messages to troubleshoot, there are one
maybe two messages before creation of the controller is complete.
However, a lot of io takes place to reach that point. It's unclear
when things have started.

Add a message when the controller is attempting to create a new
association. Thus we know what controller, between what host and
remote port, and what NQN is being put into place for any
subsequent success or failure messages.

Signed-off-by: James Smart <jsmart2021@gmail.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Giridhar Malavali <gmalavali@marvell.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c
index dd8169b..9b497d7 100644 (file)
--- a/drivers/nvme/host/fc.c
+++ b/drivers/nvme/host/fc.c
@@ -2607,6 +2607,12 @@ nvme_fc_create_association(struct nvme_fc_ctrl *ctrl)
        if (nvme_fc_ctlr_active_on_rport(ctrl))
                return -ENOTUNIQ;
 
+       dev_info(ctrl->ctrl.device,
+               "NVME-FC{%d}: create association : host wwpn 0x%016llx "
+               " rport wwpn 0x%016llx: NQN \"%s\"\n",
+               ctrl->cnum, ctrl->lport->localport.port_name,
+               ctrl->rport->remoteport.port_name, ctrl->ctrl.opts->subsysnqn);
+
        /*
         * Create the admin queue
         */