AuxXxilium/linux_dsm_epyc7002
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[SCSI] qla2xxx: Track total number of ISP aborts.

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This parameter counts the total number of ISP aborts during
driver execution.  The value is exported through a DEVICE_ATTR()
off the scsi_host.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Harish Zunjarrao 2008-07-10 16:55:49 -07:00 committed by James Bottomley
parent 85821c906c
commit e5f5f6f72b
3 changed files with 19 additions and 0 deletions
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13
drivers/scsi/qla2xxx/qla_attr.c
View File

@ -809,6 +809,16 @@ qla2x00_optrom_fw_version_show(struct device *dev,
ha->fw_revision[3]);
}
static ssize_t
qla2x00_total_isp_aborts_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
return snprintf(buf, PAGE_SIZE, "%d\n",
ha->qla_stats.total_isp_aborts);
}
static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
@ -831,6 +841,8 @@ static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
qla2x00_optrom_fcode_version_show, NULL);
static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
NULL);
static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
NULL);
struct device_attribute *qla2x00_host_attrs[] = {
&dev_attr_driver_version,
@ -849,6 +861,7 @@ struct device_attribute *qla2x00_host_attrs[] = {
&dev_attr_optrom_efi_version,
&dev_attr_optrom_fcode_version,
&dev_attr_optrom_fw_version,
&dev_attr_total_isp_aborts,
NULL,
};

5
drivers/scsi/qla2xxx/qla_def.h
View File

@ -2154,6 +2154,10 @@ struct qla_chip_state_84xx {
uint32_t gold_fw_version;
};
struct qla_statistics {
uint32_t total_isp_aborts;
};
/*
* Linux Host Adapter structure
*/
@ -2595,6 +2599,7 @@ typedef struct scsi_qla_host {
int cur_vport_count;
struct qla_chip_state_84xx *cs84xx;
struct qla_statistics qla_stats;
} scsi_qla_host_t;

1
drivers/scsi/qla2xxx/qla_init.c
View File

@ -3237,6 +3237,7 @@ qla2x00_abort_isp(scsi_qla_host_t *ha)
if (ha->flags.online) {
ha->flags.online = 0;
clear_bit(ISP_ABORT_NEEDED, &ha->dpc_flags);
ha->qla_stats.total_isp_aborts++;
qla_printk(KERN_INFO, ha,
"Performing ISP error recovery - ha= %p.\n", ha);