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[SCSI] ipr: Improved dual adapter errors 

Formats ipr dual adapter errors so that they are more compact.

Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Brian King 2007-04-26 16:00:14 -05:00 committed by James Bottomley
parent 22d2e402d1
commit 8cf093e275
1 changed files with 72 additions and 6 deletions
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78
drivers/scsi/ipr.c
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@ -952,6 +952,53 @@ static void ipr_process_ccn(struct ipr_cmnd *ipr_cmd)
}
}
/**
* strip_and_pad_whitespace - Strip and pad trailing whitespace.
* @i: index into buffer
* @buf: string to modify
*
* This function will strip all trailing whitespace, pad the end
* of the string with a single space, and NULL terminate the string.
*
* Return value:
* new length of string
**/
static int strip_and_pad_whitespace(int i, char *buf)
{
while (i && buf[i] == ' ')
i--;
buf[i+1] = ' ';
buf[i+2] = '\0';
return i + 2;
}
/**
* ipr_log_vpd_compact - Log the passed extended VPD compactly.
* @prefix: string to print at start of printk
* @hostrcb: hostrcb pointer
* @vpd: vendor/product id/sn struct
*
* Return value:
* none
**/
static void ipr_log_vpd_compact(char *prefix, struct ipr_hostrcb *hostrcb,
struct ipr_vpd *vpd)
{
char buffer[IPR_VENDOR_ID_LEN + IPR_PROD_ID_LEN + IPR_SERIAL_NUM_LEN + 3];
int i = 0;
memcpy(buffer, vpd->vpids.vendor_id, IPR_VENDOR_ID_LEN);
i = strip_and_pad_whitespace(IPR_VENDOR_ID_LEN - 1, buffer);
memcpy(&buffer[i], vpd->vpids.product_id, IPR_PROD_ID_LEN);
i = strip_and_pad_whitespace(i + IPR_PROD_ID_LEN - 1, buffer);
memcpy(&buffer[i], vpd->sn, IPR_SERIAL_NUM_LEN);
buffer[IPR_SERIAL_NUM_LEN + i] = '\0';
ipr_hcam_err(hostrcb, "%s VPID/SN: %s\n", prefix, buffer);
}
/**
* ipr_log_vpd - Log the passed VPD to the error log.
* @vpd: vendor/product id/sn struct
@ -975,6 +1022,23 @@ static void ipr_log_vpd(struct ipr_vpd *vpd)
ipr_err(" Serial Number: %s\n", buffer);
}
/**
* ipr_log_ext_vpd_compact - Log the passed extended VPD compactly.
* @prefix: string to print at start of printk
* @hostrcb: hostrcb pointer
* @vpd: vendor/product id/sn/wwn struct
*
* Return value:
* none
**/
static void ipr_log_ext_vpd_compact(char *prefix, struct ipr_hostrcb *hostrcb,
struct ipr_ext_vpd *vpd)
{
ipr_log_vpd_compact(prefix, hostrcb, &vpd->vpd);
ipr_hcam_err(hostrcb, "%s WWN: %08X%08X\n", prefix,
be32_to_cpu(vpd->wwid[0]), be32_to_cpu(vpd->wwid[1]));
}
/**
* ipr_log_ext_vpd - Log the passed extended VPD to the error log.
* @vpd: vendor/product id/sn/wwn struct
@ -1289,10 +1353,11 @@ static void ipr_log_enhanced_dual_ioa_error(struct ipr_ioa_cfg *ioa_cfg,
error = &hostrcb->hcam.u.error.u.type_17_error;
error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
strstrip(error->failure_reason);
ipr_err("%s\n", error->failure_reason);
ipr_err("Remote Adapter VPD:\n");
ipr_log_ext_vpd(&error->vpd);
ipr_hcam_err(hostrcb, "%s [PRC: %08X]\n", error->failure_reason,
be32_to_cpu(hostrcb->hcam.u.error.prc));
ipr_log_ext_vpd_compact("Remote IOA", hostrcb, &error->vpd);
ipr_log_hex_data(ioa_cfg, error->data,
be32_to_cpu(hostrcb->hcam.length) -
(offsetof(struct ipr_hostrcb_error, u) +
@ -1314,10 +1379,11 @@ static void ipr_log_dual_ioa_error(struct ipr_ioa_cfg *ioa_cfg,
error = &hostrcb->hcam.u.error.u.type_07_error;
error->failure_reason[sizeof(error->failure_reason) - 1] = '\0';
strstrip(error->failure_reason);
ipr_err("%s\n", error->failure_reason);
ipr_err("Remote Adapter VPD:\n");
ipr_log_vpd(&error->vpd);
ipr_hcam_err(hostrcb, "%s [PRC: %08X]\n", error->failure_reason,
be32_to_cpu(hostrcb->hcam.u.error.prc));
ipr_log_vpd_compact("Remote IOA", hostrcb, &error->vpd);
ipr_log_hex_data(ioa_cfg, error->data,
be32_to_cpu(hostrcb->hcam.length) -
(offsetof(struct ipr_hostrcb_error, u) +