[SCSI] lpfc 8.3.41: Fixed max value of lpfc_lun_queue_depth
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 230f9ed..a4e3f47 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -6163,6 +6163,7 @@
kfree(vpd);
goto out_free_mbox;
}
+
mqe = &mboxq->u.mqe;
phba->sli_rev = bf_get(lpfc_mbx_rd_rev_sli_lvl, &mqe->un.read_rev);
if (bf_get(lpfc_mbx_rd_rev_fcoe, &mqe->un.read_rev))
@@ -6249,6 +6250,16 @@
phba->vpd.rev.fcphHigh, phba->vpd.rev.fcphLow,
phba->vpd.rev.feaLevelHigh, phba->vpd.rev.feaLevelLow);
+ /* Reset the DFT_LUN_Q_DEPTH to (max xri >> 3) */
+ rc = (phba->sli4_hba.max_cfg_param.max_xri >> 3);
+ if (phba->pport->cfg_lun_queue_depth > rc) {
+ lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
+ "3362 LUN queue depth changed from %d to %d\n",
+ phba->pport->cfg_lun_queue_depth, rc);
+ phba->pport->cfg_lun_queue_depth = rc;
+ }
+
+
/*
* Discover the port's supported feature set and match it against the
* hosts requests.