[PATCH 18/42] lpfc: Fix propagation of devloss_tmo setting to nvme transport

[James Smart]

If admin changes the devloss_tmo on an rport via the fc_remote_port
rport dev_loss_tmo attribute, the value is on set on scsi stack.
The change is not propagated to NVMe.

The set routine in the lldd lacks the call to
nvme_fc_set_remoteport_devloss() to set the value.

Fix by adding the call to the lldd set routine.

Signed-off-by: Dick Kennedy <dick.kenn...@broadcom.com>
Signed-off-by: James Smart <jsmart2...@gmail.com>
---
 drivers/scsi/lpfc/lpfc_attr.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 33c8bae49821..90181afe0e28 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -6859,10 +6859,31 @@ lpfc_get_starget_port_name(struct scsi_target *starget)
 static void
 lpfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
 {
+       struct lpfc_rport_data *rdata = rport->dd_data;
+       struct lpfc_nodelist *ndlp = rdata->pnode;
+#if (IS_ENABLED(CONFIG_NVME_FC))
+       struct lpfc_nvme_rport *nrport = NULL;
+#endif
+
        if (timeout)
                rport->dev_loss_tmo = timeout;
        else
                rport->dev_loss_tmo = 1;
+
+       if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) {
+               dev_info(&rport->dev, "Cannot find remote node to "
+                                     "set rport dev loss tmo, port_id x%x\n",
+                                     rport->port_id);
+               return;
+       }
+
+#if (IS_ENABLED(CONFIG_NVME_FC))
+       nrport = lpfc_ndlp_get_nrport(ndlp);
+
+       if (nrport && nrport->remoteport)
+               nvme_fc_set_remoteport_devloss(nrport->remoteport,
+                                              rport->dev_loss_tmo);
+#endif
 }
 
 /**
-- 
2.13.7