[SCSI] ipr: Resource path error logging cleanup
The resource path as displayed by the ipr driver is the location string identifying a location on the SAS fabric. This patch adds the SCSI host number such that error logs can be more easily correlated in multiple adapter configurations. Signed-off-by: Brian King <brking@linux.vnet.ibm.com> Signed-off-by: Wen Xiong <wenxiong@linux.vnet.ibm.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Brian King
James Bottomley
parent
a2e49cb262
commit
b3b3b4070d
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@ -1166,14 +1166,15 @@ static int ipr_is_same_device(struct ipr_resource_entry *res,
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}
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/**
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* ipr_format_res_path - Format the resource path for printing.
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* __ipr_format_res_path - Format the resource path for printing.
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* @res_path: resource path
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* @buf: buffer
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* @len: length of buffer provided
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*
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* Return value:
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* pointer to buffer
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**/
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static char *ipr_format_res_path(u8 *res_path, char *buffer, int len)
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static char *__ipr_format_res_path(u8 *res_path, char *buffer, int len)
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{
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int i;
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char *p = buffer;
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@ -1186,6 +1187,27 @@ static char *ipr_format_res_path(u8 *res_path, char *buffer, int len)
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return buffer;
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}
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/**
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* ipr_format_res_path - Format the resource path for printing.
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* @ioa_cfg: ioa config struct
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* @res_path: resource path
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* @buf: buffer
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* @len: length of buffer provided
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*
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* Return value:
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* pointer to buffer
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**/
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static char *ipr_format_res_path(struct ipr_ioa_cfg *ioa_cfg,
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u8 *res_path, char *buffer, int len)
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{
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char *p = buffer;
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*p = '\0';
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p += snprintf(p, buffer + len - p, "%d/", ioa_cfg->host->host_no);
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__ipr_format_res_path(res_path, p, len - (buffer - p));
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return buffer;
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}
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/**
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* ipr_update_res_entry - Update the resource entry.
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* @res: resource entry struct
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@ -1226,8 +1248,8 @@ static void ipr_update_res_entry(struct ipr_resource_entry *res,
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if (res->sdev && new_path)
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sdev_printk(KERN_INFO, res->sdev, "Resource path: %s\n",
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ipr_format_res_path(res->res_path, buffer,
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sizeof(buffer)));
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ipr_format_res_path(res->ioa_cfg,
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res->res_path, buffer, sizeof(buffer)));
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} else {
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res->flags = cfgtew->u.cfgte->flags;
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if (res->flags & IPR_IS_IOA_RESOURCE)
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@ -1613,8 +1635,8 @@ static void ipr_log_sis64_config_error(struct ipr_ioa_cfg *ioa_cfg,
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ipr_err_separator;
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ipr_err("Device %d : %s", i + 1,
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ipr_format_res_path(dev_entry->res_path, buffer,
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sizeof(buffer)));
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__ipr_format_res_path(dev_entry->res_path,
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buffer, sizeof(buffer)));
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ipr_log_ext_vpd(&dev_entry->vpd);
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ipr_err("-----New Device Information-----\n");
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@ -1960,14 +1982,16 @@ static void ipr_log64_fabric_path(struct ipr_hostrcb *hostrcb,
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ipr_hcam_err(hostrcb, "%s %s: Resource Path=%s\n",
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path_active_desc[i].desc, path_state_desc[j].desc,
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ipr_format_res_path(fabric->res_path, buffer,
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sizeof(buffer)));
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ipr_format_res_path(hostrcb->ioa_cfg,
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fabric->res_path,
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buffer, sizeof(buffer)));
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return;
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}
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}
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ipr_err("Path state=%02X Resource Path=%s\n", path_state,
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ipr_format_res_path(fabric->res_path, buffer, sizeof(buffer)));
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ipr_format_res_path(hostrcb->ioa_cfg, fabric->res_path,
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buffer, sizeof(buffer)));
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}
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static const struct {
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@ -2108,18 +2132,20 @@ static void ipr_log64_path_elem(struct ipr_hostrcb *hostrcb,
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ipr_hcam_err(hostrcb, "%s %s: Resource Path=%s, Link rate=%s, WWN=%08X%08X\n",
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path_status_desc[j].desc, path_type_desc[i].desc,
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ipr_format_res_path(cfg->res_path, buffer,
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sizeof(buffer)),
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link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
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be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
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ipr_format_res_path(hostrcb->ioa_cfg,
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cfg->res_path, buffer, sizeof(buffer)),
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link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
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be32_to_cpu(cfg->wwid[0]),
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be32_to_cpu(cfg->wwid[1]));
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return;
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}
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}
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ipr_hcam_err(hostrcb, "Path element=%02X: Resource Path=%s, Link rate=%s "
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"WWN=%08X%08X\n", cfg->type_status,
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ipr_format_res_path(cfg->res_path, buffer, sizeof(buffer)),
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link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
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be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
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ipr_format_res_path(hostrcb->ioa_cfg,
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cfg->res_path, buffer, sizeof(buffer)),
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link_rate[cfg->link_rate & IPR_PHY_LINK_RATE_MASK],
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be32_to_cpu(cfg->wwid[0]), be32_to_cpu(cfg->wwid[1]));
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}
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/**
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@ -2182,7 +2208,8 @@ static void ipr_log_sis64_array_error(struct ipr_ioa_cfg *ioa_cfg,
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ipr_err("RAID %s Array Configuration: %s\n",
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error->protection_level,
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ipr_format_res_path(error->last_res_path, buffer, sizeof(buffer)));
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ipr_format_res_path(ioa_cfg, error->last_res_path,
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buffer, sizeof(buffer)));
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ipr_err_separator;
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@ -2203,11 +2230,12 @@ static void ipr_log_sis64_array_error(struct ipr_ioa_cfg *ioa_cfg,
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ipr_err("Array Member %d:\n", i);
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ipr_log_ext_vpd(&array_entry->vpd);
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ipr_err("Current Location: %s\n",
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ipr_format_res_path(array_entry->res_path, buffer,
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sizeof(buffer)));
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ipr_format_res_path(ioa_cfg, array_entry->res_path,
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buffer, sizeof(buffer)));
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ipr_err("Expected Location: %s\n",
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ipr_format_res_path(array_entry->expected_res_path,
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buffer, sizeof(buffer)));
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ipr_format_res_path(ioa_cfg,
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array_entry->expected_res_path,
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buffer, sizeof(buffer)));
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ipr_err_separator;
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}
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@ -4227,8 +4255,8 @@ static ssize_t ipr_show_resource_path(struct device *dev, struct device_attribut
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res = (struct ipr_resource_entry *)sdev->hostdata;
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if (res && ioa_cfg->sis64)
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len = snprintf(buf, PAGE_SIZE, "%s\n",
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ipr_format_res_path(res->res_path, buffer,
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sizeof(buffer)));
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__ipr_format_res_path(res->res_path, buffer,
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sizeof(buffer)));
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else if (res)
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len = snprintf(buf, PAGE_SIZE, "%d:%d:%d:%d\n", ioa_cfg->host->host_no,
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res->bus, res->target, res->lun);
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@ -4556,8 +4584,8 @@ static int ipr_slave_configure(struct scsi_device *sdev)
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scsi_adjust_queue_depth(sdev, 0, sdev->host->cmd_per_lun);
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if (ioa_cfg->sis64)
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sdev_printk(KERN_INFO, sdev, "Resource path: %s\n",
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ipr_format_res_path(res->res_path, buffer,
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sizeof(buffer)));
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ipr_format_res_path(ioa_cfg,
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res->res_path, buffer, sizeof(buffer)));
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return 0;
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}
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spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
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@ -409,7 +409,7 @@ struct ipr_config_table_entry64 {
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__be64 dev_id;
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__be64 lun;
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__be64 lun_wwn[2];
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#define IPR_MAX_RES_PATH_LENGTH 24
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#define IPR_MAX_RES_PATH_LENGTH 48
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__be64 res_path;
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struct ipr_std_inq_data std_inq_data;
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u8 reserved2[4];
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@ -1722,7 +1722,8 @@ struct ipr_ucode_image_header {
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if (ipr_is_device(hostrcb)) { \
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if ((hostrcb)->ioa_cfg->sis64) { \
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printk(KERN_ERR IPR_NAME ": %s: " fmt, \
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ipr_format_res_path(hostrcb->hcam.u.error64.fd_res_path, \
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ipr_format_res_path(hostrcb->ioa_cfg, \
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hostrcb->hcam.u.error64.fd_res_path, \
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hostrcb->rp_buffer, \
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sizeof(hostrcb->rp_buffer)), \
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__VA_ARGS__); \
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