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-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index 1bd91c7fb10c..8b0dc0795f64 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -117,6 +117,10 @@ MODULE_PARM_DESC(perf_mode, "Performance mode (only for Aero adapters), options:
"default mode is 'balanced'"
);
+int event_log_level = MFI_EVT_CLASS_CRITICAL;
+module_param(event_log_level, int, 0644);
+MODULE_PARM_DESC(event_log_level, "Asynchronous event logging level- range is: -2(CLASS_DEBUG) to 4(CLASS_DEAD), Default: 2(CLASS_CRITICAL)");
+
MODULE_LICENSE("GPL");
MODULE_VERSION(MEGASAS_VERSION);
MODULE_AUTHOR("megaraidlinux.pdl@broadcom.com");
@@ -416,7 +420,13 @@ megasas_decode_evt(struct megasas_instance *instance)
union megasas_evt_class_locale class_locale;
class_locale.word = le32_to_cpu(evt_detail->cl.word);
- if (class_locale.members.class >= MFI_EVT_CLASS_CRITICAL)
+ if ((event_log_level < MFI_EVT_CLASS_DEBUG) ||
+ (event_log_level > MFI_EVT_CLASS_DEAD)) {
+ printk(KERN_WARNING "megaraid_sas: provided event log level is out of range, setting it to default 2(CLASS_CRITICAL), permissible range is: -2 to 4\n");
+ event_log_level = MFI_EVT_CLASS_CRITICAL;
+ }
+
+ if (class_locale.members.class >= event_log_level)
dev_info(&instance->pdev->dev, "%d (%s/0x%04x/%s) - %s\n",
le32_to_cpu(evt_detail->seq_num),
format_timestamp(le32_to_cpu(evt_detail->time_stamp)),
@@ -8762,6 +8772,12 @@ static int __init megasas_init(void)
goto err_pcidrv;
}
+ if ((event_log_level < MFI_EVT_CLASS_DEBUG) ||
+ (event_log_level > MFI_EVT_CLASS_DEAD)) {
+ printk(KERN_WARNING "megarid_sas: provided event log level is out of range, setting it to default 2(CLASS_CRITICAL), permissible range is: -2 to 4\n");
+ event_log_level = MFI_EVT_CLASS_CRITICAL;
+ }
+
rval = driver_create_file(&megasas_pci_driver.driver,
&driver_attr_version);
if (rval)