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authorDick Kennedy2020-08-03 14:02:23 -0700
committerMartin K. Petersen2020-08-04 20:56:57 -0400
commit9e3e365a92d329e5e69e3f92037537be6276992b (patch)
treef4ed6fb172b3c18043fb6c645659235dd586ef90
parenta1e4d3d8aef92d0099b1a559e21aad4789dbe13c (diff)
scsi: lpfc: Fix no message shown for lpfc_hdw_queue out of range value
If module parameters override the default configuration settings for hardware queues or irqs, the driver was not notifying the change from defaults. Revise such that any changes will result in a kernel log message. Link: https://lore.kernel.org/r/20200803210229.23063-3-jsmart2021@gmail.com Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
-rw-r--r--drivers/scsi/lpfc/lpfc_attr.c20
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c3
2 files changed, 19 insertions, 4 deletions
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index cc2c907777d2..ece6c250ebaf 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -7412,12 +7412,26 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
void
lpfc_nvme_mod_param_dep(struct lpfc_hba *phba)
{
- if (phba->cfg_hdw_queue > phba->sli4_hba.num_present_cpu)
+ int logit = 0;
+
+ if (phba->cfg_hdw_queue > phba->sli4_hba.num_present_cpu) {
phba->cfg_hdw_queue = phba->sli4_hba.num_present_cpu;
- if (phba->cfg_irq_chann > phba->sli4_hba.num_present_cpu)
+ logit = 1;
+ }
+ if (phba->cfg_irq_chann > phba->sli4_hba.num_present_cpu) {
phba->cfg_irq_chann = phba->sli4_hba.num_present_cpu;
- if (phba->cfg_irq_chann > phba->cfg_hdw_queue)
+ logit = 1;
+ }
+ if (phba->cfg_irq_chann > phba->cfg_hdw_queue) {
phba->cfg_irq_chann = phba->cfg_hdw_queue;
+ logit = 1;
+ }
+ if (logit)
+ lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+ "2006 Reducing Queues - CPU limitation: "
+ "IRQ %d HDWQ %d\n",
+ phba->cfg_irq_chann,
+ phba->cfg_hdw_queue);
if (phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME &&
phba->nvmet_support) {
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index d0c3556138fd..05ace6916b66 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -8637,7 +8637,8 @@ lpfc_sli4_read_config(struct lpfc_hba *phba)
if ((phba->cfg_irq_chann > qmin) ||
(phba->cfg_hdw_queue > qmin)) {
lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
- "2005 Reducing Queues: "
+ "2005 Reducing Queues - "
+ "FW resource limitation: "
"WQ %d CQ %d EQ %d: min %d: "
"IRQ %d HDWQ %d\n",
phba->sli4_hba.max_cfg_param.max_wq,