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ipr: don't log error messages when applications issues illegal requests

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Failing Device information are logged when IOA firmware detected these
illegal request such as IOA firmware doesn't support inquiry with page
code 2. The patch fixes the issue.

Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Tested-by: Wen Xiong <wenxiong@linux.vnet.ibm.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
wenxiong@linux.vnet.ibm.com 2014-09-24 16:25:47 -05:00 committed by Christoph Hellwig
parent 576b586303
commit 3185ea6390
2 changed files with 11 additions and 0 deletions
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10
drivers/scsi/ipr.c
View File

@ -2440,6 +2440,7 @@ static void ipr_handle_log_data(struct ipr_ioa_cfg *ioa_cfg,
{
u32 ioasc;
int error_index;
struct ipr_hostrcb_type_21_error *error;
if (hostrcb->hcam.notify_type != IPR_HOST_RCB_NOTIF_TYPE_ERROR_LOG_ENTRY)
return;
@ -2464,6 +2465,15 @@ static void ipr_handle_log_data(struct ipr_ioa_cfg *ioa_cfg,
if (!ipr_error_table[error_index].log_hcam)
return;
if (ioasc == IPR_IOASC_HW_CMD_FAILED &&
hostrcb->hcam.overlay_id == IPR_HOST_RCB_OVERLAY_ID_21) {
error = &hostrcb->hcam.u.error64.u.type_21_error;
if (((be32_to_cpu(error->sense_data[0]) & 0x0000ff00) >> 8) == ILLEGAL_REQUEST &&
ioa_cfg->log_level <= IPR_DEFAULT_LOG_LEVEL)
return;
}
ipr_hcam_err(hostrcb, "%s\n", ipr_error_table[error_index].error);
/* Set indication we have logged an error */

1
drivers/scsi/ipr.h
View File

@ -130,6 +130,7 @@
#define IPR_IOASC_HW_DEV_BUS_STATUS 0x04448500
#define IPR_IOASC_IOASC_MASK 0xFFFFFF00
#define IPR_IOASC_SCSI_STATUS_MASK 0x000000FF
#define IPR_IOASC_HW_CMD_FAILEd 0x046E0000
#define IPR_IOASC_IR_INVALID_REQ_TYPE_OR_PKT 0x05240000
#define IPR_IOASC_IR_RESOURCE_HANDLE 0x05250000
#define IPR_IOASC_IR_NO_CMDS_TO_2ND_IOA 0x05258100