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freebsd-nq/sys/cam/ctl/ctl_error.c
Alexander Motin b33b96e352 Enable TAS feature: notify initiator if its command was aborted by other. 
That should make operation more kind to multi-initiator environment.
Without this, other initiators may find out that something bad happened
to their commands only via command timeout.
2014-07-08 16:38:05 +00:00

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/*-
* Copyright (c) 2003-2009 Silicon Graphics International Corp.
* Copyright (c) 2011 Spectra Logic Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* $Id: //depot/users/kenm/FreeBSD-test2/sys/cam/ctl/ctl_error.c#2 $
*/
/*
* CAM Target Layer error reporting routines.
*
* Author: Ken Merry <ken@FreeBSD.org>
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/types.h>
#include <sys/malloc.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/condvar.h>
#include <sys/stddef.h>
#include <sys/ctype.h>
#include <sys/sysctl.h>
#include <machine/stdarg.h>
#include <cam/scsi/scsi_all.h>
#include <cam/scsi/scsi_da.h>
#include <cam/ctl/ctl_io.h>
#include <cam/ctl/ctl.h>
#include <cam/ctl/ctl_frontend.h>
#include <cam/ctl/ctl_frontend_internal.h>
#include <cam/ctl/ctl_backend.h>
#include <cam/ctl/ctl_ioctl.h>
#include <cam/ctl/ctl_error.h>
#include <cam/ctl/ctl_ha.h>
#include <cam/ctl/ctl_private.h>
void
ctl_set_sense_data_va(struct scsi_sense_data *sense_data, void *lunptr,
scsi_sense_data_type sense_format, int current_error,
int sense_key, int asc, int ascq, va_list ap)
{
struct ctl_lun *lun;
lun = (struct ctl_lun *)lunptr;
/*
* Determine whether to return fixed or descriptor format sense
* data.
*/
if (sense_format == SSD_TYPE_NONE) {
/*
* If the format isn't specified, we only return descriptor
* sense if the LUN exists and descriptor sense is turned
* on for that LUN.
*/
if ((lun != NULL)
&& (lun->flags & CTL_LUN_SENSE_DESC))
sense_format = SSD_TYPE_DESC;
else
sense_format = SSD_TYPE_FIXED;
}
scsi_set_sense_data_va(sense_data, sense_format, current_error,
sense_key, asc, ascq, ap);
}
void
ctl_set_sense_data(struct scsi_sense_data *sense_data, void *lunptr,
scsi_sense_data_type sense_format, int current_error,
int sense_key, int asc, int ascq, ...)
{
va_list ap;
va_start(ap, ascq);
ctl_set_sense_data_va(sense_data, lunptr, sense_format, current_error,
sense_key, asc, ascq, ap);
va_end(ap);
}
void
ctl_set_sense(struct ctl_scsiio *ctsio, int current_error, int sense_key,
int asc, int ascq, ...)
{
va_list ap;
struct ctl_lun *lun;
/*
* The LUN can't go away until all of the commands have been
* completed. Therefore we can safely access the LUN structure and
* flags without the lock.
*/
lun = (struct ctl_lun *)ctsio->io_hdr.ctl_private[CTL_PRIV_LUN].ptr;
va_start(ap, ascq);
ctl_set_sense_data_va(&ctsio->sense_data,
lun,
SSD_TYPE_NONE,
current_error,
sense_key,
asc,
ascq,
ap);
va_end(ap);
ctsio->scsi_status = SCSI_STATUS_CHECK_COND;
ctsio->sense_len = SSD_FULL_SIZE;
ctsio->io_hdr.status = CTL_SCSI_ERROR | CTL_AUTOSENSE;
}
/*
* Transform fixed sense data into descriptor sense data.
*
* For simplicity's sake, we assume that both sense structures are
* SSD_FULL_SIZE. Otherwise, the logic gets more complicated.
*/
void
ctl_sense_to_desc(struct scsi_sense_data_fixed *sense_src,
struct scsi_sense_data_desc *sense_dest)
{
struct scsi_sense_stream stream_sense;
int current_error;
uint8_t stream_bits;
bzero(sense_dest, sizeof(*sense_dest));
if ((sense_src->error_code & SSD_ERRCODE) == SSD_DEFERRED_ERROR)
current_error = 0;
else
current_error = 1;
bzero(&stream_sense, sizeof(stream_sense));
/*
* Check to see whether any of the tape-specific bits are set. If
* so, we'll need a stream sense descriptor.
*/
if (sense_src->flags & (SSD_ILI|SSD_EOM|SSD_FILEMARK))
stream_bits = sense_src->flags & ~SSD_KEY;
else
stream_bits = 0;
/*
* Utilize our sense setting routine to do the transform. If a
* value is set in the fixed sense data, set it in the descriptor
* data. Otherwise, skip it.
*/
ctl_set_sense_data((struct scsi_sense_data *)sense_dest,
/*lun*/ NULL,
/*sense_format*/ SSD_TYPE_DESC,
current_error,
/*sense_key*/ sense_src->flags & SSD_KEY,
/*asc*/ sense_src->add_sense_code,
/*ascq*/ sense_src->add_sense_code_qual,
/* Information Bytes */
(scsi_4btoul(sense_src->info) != 0) ?
SSD_ELEM_INFO : SSD_ELEM_SKIP,
sizeof(sense_src->info),
sense_src->info,
/* Command specific bytes */
(scsi_4btoul(sense_src->cmd_spec_info) != 0) ?
SSD_ELEM_COMMAND : SSD_ELEM_SKIP,
sizeof(sense_src->cmd_spec_info),
sense_src->cmd_spec_info,
/* FRU */
(sense_src->fru != 0) ?
SSD_ELEM_FRU : SSD_ELEM_SKIP,
sizeof(sense_src->fru),
&sense_src->fru,
/* Sense Key Specific */
(sense_src->sense_key_spec[0] & SSD_SCS_VALID) ?
SSD_ELEM_SKS : SSD_ELEM_SKIP,
sizeof(sense_src->sense_key_spec),
sense_src->sense_key_spec,
/* Tape bits */
(stream_bits != 0) ?
SSD_ELEM_STREAM : SSD_ELEM_SKIP,
sizeof(stream_bits),
&stream_bits,
SSD_ELEM_NONE);
}
/*
* Transform descriptor format sense data into fixed sense data.
*
* Some data may be lost in translation, because there are descriptors
* thant can't be represented as fixed sense data.
*
* For simplicity's sake, we assume that both sense structures are
* SSD_FULL_SIZE. Otherwise, the logic gets more complicated.
*/
void
ctl_sense_to_fixed(struct scsi_sense_data_desc *sense_src,
struct scsi_sense_data_fixed *sense_dest)
{
int current_error;
uint8_t *info_ptr = NULL, *cmd_ptr = NULL, *fru_ptr = NULL;
uint8_t *sks_ptr = NULL, *stream_ptr = NULL;
int info_size = 0, cmd_size = 0, fru_size = 0;
int sks_size = 0, stream_size = 0;
int pos;
if ((sense_src->error_code & SSD_ERRCODE) == SSD_DESC_CURRENT_ERROR)
current_error = 1;
else
current_error = 0;
for (pos = 0; pos < (int)(sense_src->extra_len - 1);) {
struct scsi_sense_desc_header *header;
header = (struct scsi_sense_desc_header *)
&sense_src->sense_desc[pos];
/*
* See if this record goes past the end of the sense data.
* It shouldn't, but check just in case.
*/
if ((pos + header->length + sizeof(*header)) >
sense_src->extra_len)
break;
switch (sense_src->sense_desc[pos]) {
case SSD_DESC_INFO: {
struct scsi_sense_info *info;
info = (struct scsi_sense_info *)header;
info_ptr = info->info;
info_size = sizeof(info->info);
pos += info->length +
sizeof(struct scsi_sense_desc_header);
break;
}
case SSD_DESC_COMMAND: {
struct scsi_sense_command *cmd;
cmd = (struct scsi_sense_command *)header;
cmd_ptr = cmd->command_info;
cmd_size = sizeof(cmd->command_info);
pos += cmd->length +
sizeof(struct scsi_sense_desc_header);
break;
}
case SSD_DESC_FRU: {
struct scsi_sense_fru *fru;
fru = (struct scsi_sense_fru *)header;
fru_ptr = &fru->fru;
fru_size = sizeof(fru->fru);
pos += fru->length +
sizeof(struct scsi_sense_desc_header);
break;
}
case SSD_DESC_SKS: {
struct scsi_sense_sks *sks;
sks = (struct scsi_sense_sks *)header;
sks_ptr = sks->sense_key_spec;
sks_size = sizeof(sks->sense_key_spec);
pos = sks->length +
sizeof(struct scsi_sense_desc_header);
break;
}
case SSD_DESC_STREAM: {
struct scsi_sense_stream *stream_sense;
stream_sense = (struct scsi_sense_stream *)header;
stream_ptr = &stream_sense->byte3;
stream_size = sizeof(stream_sense->byte3);
pos = stream_sense->length +
sizeof(struct scsi_sense_desc_header);
break;
}
default:
/*
* We don't recognize this particular sense
* descriptor type, so just skip it.
*/
pos += sizeof(*header) + header->length;
break;
}
}
ctl_set_sense_data((struct scsi_sense_data *)sense_dest,
/*lun*/ NULL,
/*sense_format*/ SSD_TYPE_FIXED,
current_error,
/*sense_key*/ sense_src->sense_key & SSD_KEY,
/*asc*/ sense_src->add_sense_code,
/*ascq*/ sense_src->add_sense_code_qual,
/* Information Bytes */
(info_ptr != NULL) ? SSD_ELEM_INFO : SSD_ELEM_SKIP,
info_size,
info_ptr,
/* Command specific bytes */
(cmd_ptr != NULL) ? SSD_ELEM_COMMAND : SSD_ELEM_SKIP,
cmd_size,
cmd_ptr,
/* FRU */
(fru_ptr != NULL) ? SSD_ELEM_FRU : SSD_ELEM_SKIP,
fru_size,
fru_ptr,
/* Sense Key Specific */
(sks_ptr != NULL) ? SSD_ELEM_SKS : SSD_ELEM_SKIP,
sks_size,
sks_ptr,
/* Tape bits */
(stream_ptr != NULL) ? SSD_ELEM_STREAM : SSD_ELEM_SKIP,
stream_size,
stream_ptr,
SSD_ELEM_NONE);
}
void
ctl_set_ua(struct ctl_scsiio *ctsio, int asc, int ascq)
{
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_UNIT_ATTENTION,
asc,
ascq,
SSD_ELEM_NONE);
}
ctl_ua_type
ctl_build_ua(ctl_ua_type ua_type, struct scsi_sense_data *sense,
scsi_sense_data_type sense_format)
{
ctl_ua_type ua_to_build;
int i, asc, ascq;
if (ua_type == CTL_UA_NONE)
return (ua_type);
ua_to_build = CTL_UA_NONE;
for (i = 0; i < (sizeof(ua_type) * 8); i++) {
if (ua_type & (1 << i)) {
ua_to_build = 1 << i;
break;
}
}
switch (ua_to_build) {
case CTL_UA_POWERON:
/* 29h/01h POWER ON OCCURRED */
asc = 0x29;
ascq = 0x01;
break;
case CTL_UA_BUS_RESET:
/* 29h/02h SCSI BUS RESET OCCURRED */
asc = 0x29;
ascq = 0x02;
break;
case CTL_UA_TARG_RESET:
/* 29h/03h BUS DEVICE RESET FUNCTION OCCURRED*/
asc = 0x29;
ascq = 0x03;
break;
case CTL_UA_I_T_NEXUS_LOSS:
/* 29h/07h I_T NEXUS LOSS OCCURRED */
asc = 0x29;
ascq = 0x07;
break;
case CTL_UA_LUN_RESET:
/* 29h/00h POWER ON, RESET, OR BUS DEVICE RESET OCCURRED */
/*
* Since we don't have a specific ASC/ASCQ pair for a LUN
* reset, just return the generic reset code.
*/
asc = 0x29;
ascq = 0x00;
break;
case CTL_UA_LUN_CHANGE:
/* 3Fh/0Eh REPORTED LUNS DATA HAS CHANGED */
asc = 0x3F;
ascq = 0x0E;
break;
case CTL_UA_MODE_CHANGE:
/* 2Ah/01h MODE PARAMETERS CHANGED */
asc = 0x2A;
ascq = 0x01;
break;
case CTL_UA_LOG_CHANGE:
/* 2Ah/02h LOG PARAMETERS CHANGED */
asc = 0x2A;
ascq = 0x02;
break;
case CTL_UA_LVD:
/* 29h/06h TRANSCEIVER MODE CHANGED TO LVD */
asc = 0x29;
ascq = 0x06;
break;
case CTL_UA_SE:
/* 29h/05h TRANSCEIVER MODE CHANGED TO SINGLE-ENDED */
asc = 0x29;
ascq = 0x05;
break;
case CTL_UA_RES_PREEMPT:
/* 2Ah/03h RESERVATIONS PREEMPTED */
asc = 0x2A;
ascq = 0x03;
break;
case CTL_UA_RES_RELEASE:
/* 2Ah/04h RESERVATIONS RELEASED */
asc = 0x2A;
ascq = 0x04;
break;
case CTL_UA_REG_PREEMPT:
/* 2Ah/05h REGISTRATIONS PREEMPTED */
asc = 0x2A;
ascq = 0x05;
break;
case CTL_UA_ASYM_ACC_CHANGE:
/* 2Ah/06n ASYMMETRIC ACCESS STATE CHANGED */
asc = 0x2A;
ascq = 0x06;
break;
case CTL_UA_CAPACITY_CHANGED:
/* 2Ah/09n CAPACITY DATA HAS CHANGED */
asc = 0x2A;
ascq = 0x09;
break;
default:
ua_to_build = CTL_UA_NONE;
return (ua_to_build);
break; /* NOTREACHED */
}
ctl_set_sense_data(sense,
/*lun*/ NULL,
sense_format,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_UNIT_ATTENTION,
asc,
ascq,
SSD_ELEM_NONE);
return (ua_to_build);
}
void
ctl_set_overlapped_cmd(struct ctl_scsiio *ctsio)
{
/* OVERLAPPED COMMANDS ATTEMPTED */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
/*asc*/ 0x4E,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
}
void
ctl_set_overlapped_tag(struct ctl_scsiio *ctsio, uint8_t tag)
{
/* TAGGED OVERLAPPED COMMANDS (NN = QUEUE TAG) */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
/*asc*/ 0x4D,
/*ascq*/ tag,
SSD_ELEM_NONE);
}
/*
* Tell the user that there was a problem with the command or data he sent.
*/
void
ctl_set_invalid_field(struct ctl_scsiio *ctsio, int sks_valid, int command,
int field, int bit_valid, int bit)
{
uint8_t sks[3];
int asc;
if (command != 0) {
/* "Invalid field in CDB" */
asc = 0x24;
} else {
/* "Invalid field in parameter list" */
asc = 0x26;
}
if (sks_valid) {
sks[0] = SSD_SCS_VALID;
if (command)
sks[0] |= SSD_FIELDPTR_CMD;
scsi_ulto2b(field, &sks[1]);
if (bit_valid)
sks[0] |= SSD_BITPTR_VALID | bit;
}
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
asc,
/*ascq*/ 0x00,
/*type*/ (sks_valid != 0) ? SSD_ELEM_SKS : SSD_ELEM_SKIP,
/*size*/ sizeof(sks),
/*data*/ sks,
SSD_ELEM_NONE);
}
void
ctl_set_invalid_opcode(struct ctl_scsiio *ctsio)
{
struct scsi_sense_data *sense;
uint8_t sks[3];
sense = &ctsio->sense_data;
sks[0] = SSD_SCS_VALID | SSD_FIELDPTR_CMD;
scsi_ulto2b(0, &sks[1]);
/* "Invalid command operation code" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
/*asc*/ 0x20,
/*ascq*/ 0x00,
/*type*/ SSD_ELEM_SKS,
/*size*/ sizeof(sks),
/*data*/ sks,
SSD_ELEM_NONE);
}
void
ctl_set_param_len_error(struct ctl_scsiio *ctsio)
{
/* "Parameter list length error" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
/*asc*/ 0x1a,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
}
void
ctl_set_already_locked(struct ctl_scsiio *ctsio)
{
/* Vendor unique "Somebody already is locked" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
/*asc*/ 0x81,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
}
void
ctl_set_unsupported_lun(struct ctl_scsiio *ctsio)
{
/* "Logical unit not supported" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
/*asc*/ 0x25,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
}
void
ctl_set_internal_failure(struct ctl_scsiio *ctsio, int sks_valid,
uint16_t retry_count)
{
uint8_t sks[3];
if (sks_valid) {
sks[0] = SSD_SCS_VALID;
sks[1] = (retry_count >> 8) & 0xff;
sks[2] = retry_count & 0xff;
}
/* "Internal target failure" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_HARDWARE_ERROR,
/*asc*/ 0x44,
/*ascq*/ 0x00,
/*type*/ (sks_valid != 0) ? SSD_ELEM_SKS : SSD_ELEM_SKIP,
/*size*/ sizeof(sks),
/*data*/ sks,
SSD_ELEM_NONE);
}
void
ctl_set_medium_error(struct ctl_scsiio *ctsio)
{
if ((ctsio->io_hdr.flags & CTL_FLAG_DATA_MASK) == CTL_FLAG_DATA_IN) {
/* "Unrecovered read error" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_MEDIUM_ERROR,
/*asc*/ 0x11,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
} else {
/* "Write error - auto reallocation failed" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_MEDIUM_ERROR,
/*asc*/ 0x0C,
/*ascq*/ 0x02,
SSD_ELEM_NONE);
}
}
void
ctl_set_aborted(struct ctl_scsiio *ctsio)
{
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ABORTED_COMMAND,
/*asc*/ 0x45,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
}
void
ctl_set_lba_out_of_range(struct ctl_scsiio *ctsio)
{
/* "Logical block address out of range" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
/*asc*/ 0x21,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
}
void
ctl_set_lun_stopped(struct ctl_scsiio *ctsio)
{
/* "Logical unit not ready, initializing cmd. required" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_NOT_READY,
/*asc*/ 0x04,
/*ascq*/ 0x02,
SSD_ELEM_NONE);
}
void
ctl_set_lun_not_ready(struct ctl_scsiio *ctsio)
{
/* "Logical unit not ready, manual intervention required" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_NOT_READY,
/*asc*/ 0x04,
/*ascq*/ 0x05,
SSD_ELEM_NONE);
}
void
ctl_set_illegal_pr_release(struct ctl_scsiio *ctsio)
{
/* "Invalid release of persistent reservation" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_ILLEGAL_REQUEST,
/*asc*/ 0x26,
/*ascq*/ 0x04,
SSD_ELEM_NONE);
}
void
ctl_set_lun_standby(struct ctl_scsiio *ctsio)
{
/* "Logical unit not ready, target port in standby state" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_NOT_READY,
/*asc*/ 0x04,
/*ascq*/ 0x0b,
SSD_ELEM_NONE);
}
void
ctl_set_medium_format_corrupted(struct ctl_scsiio *ctsio)
{
/* "Medium format corrupted" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_MEDIUM_ERROR,
/*asc*/ 0x31,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
}
void
ctl_set_medium_magazine_inaccessible(struct ctl_scsiio *ctsio)
{
/* "Medium magazine not accessible" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_NOT_READY,
/*asc*/ 0x3b,
/*ascq*/ 0x11,
SSD_ELEM_NONE);
}
void
ctl_set_data_phase_error(struct ctl_scsiio *ctsio)
{
/* "Data phase error" */
ctl_set_sense(ctsio,
/*current_error*/ 1,
/*sense_key*/ SSD_KEY_NOT_READY,
/*asc*/ 0x4b,
/*ascq*/ 0x00,
SSD_ELEM_NONE);
}
void
ctl_set_reservation_conflict(struct ctl_scsiio *ctsio)
{
struct scsi_sense_data *sense;
sense = &ctsio->sense_data;
memset(sense, 0, sizeof(*sense));
ctsio->scsi_status = SCSI_STATUS_RESERV_CONFLICT;
ctsio->sense_len = 0;
ctsio->io_hdr.status = CTL_SCSI_ERROR;
}
void
ctl_set_queue_full(struct ctl_scsiio *ctsio)
{
struct scsi_sense_data *sense;
sense = &ctsio->sense_data;
memset(sense, 0, sizeof(*sense));
ctsio->scsi_status = SCSI_STATUS_QUEUE_FULL;
ctsio->sense_len = 0;
ctsio->io_hdr.status = CTL_SCSI_ERROR;
}
void
ctl_set_busy(struct ctl_scsiio *ctsio)
{
struct scsi_sense_data *sense;
sense = &ctsio->sense_data;
memset(sense, 0, sizeof(*sense));
ctsio->scsi_status = SCSI_STATUS_BUSY;
ctsio->sense_len = 0;
ctsio->io_hdr.status = CTL_SCSI_ERROR;
}
void
ctl_set_task_aborted(struct ctl_scsiio *ctsio)
{
struct scsi_sense_data *sense;
sense = &ctsio->sense_data;
memset(sense, 0, sizeof(*sense));
ctsio->scsi_status = SCSI_STATUS_TASK_ABORTED;
ctsio->sense_len = 0;
ctsio->io_hdr.status = CTL_CMD_ABORTED;
}
void
ctl_set_success(struct ctl_scsiio *ctsio)
{
struct scsi_sense_data *sense;
sense = &ctsio->sense_data;
memset(sense, 0, sizeof(*sense));
ctsio->scsi_status = SCSI_STATUS_OK;
ctsio->sense_len = 0;
ctsio->io_hdr.status = CTL_SUCCESS;
}
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