diff options
| author | Harish Zunjarrao <harish.zunjarrao@qlogic.com> | 2008-07-11 03:55:49 +0400 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-07-26 23:14:37 +0400 |
| commit | e5f5f6f72b10c4c6209f0522a7c5b27079d64429 (patch) | |
| tree | 41b2addd52f655be73ffe70c0b71cf1c0ab80a49 | |
| parent | 85821c906cf3563a00a3d98fa380a2581a7a5ff1 (diff) | |
| download | linux-e5f5f6f72b10c4c6209f0522a7c5b27079d64429.tar.xz | |
[SCSI] qla2xxx: Track total number of ISP aborts.
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>
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_attr.c | 13 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_def.h | 5 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_init.c | 1 |
3 files changed, 19 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 8728e873996d..43e400894733 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -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, }; diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 7b0ddc83413f..fe1eada6cfc2 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -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; diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index c7388fadf225..833a6429d9b9 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -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); |