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[S390] dasd whitespace and other cosmetics.

Browse Source 
Dasd code cleanup: 1) remove white space, 2) remove the emacs override
sections, and 3) use kzalloc instead of kmalloc.

Signed-off-by: Horst Hummel <horst.hummel@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Horst Hummel 2006-06-29 14:58:12 +02:00 committed by Martin Schwidefsky
parent 63b1224664
commit 138c014dcb
15 changed files with 173 additions and 304 deletions
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54
drivers/s390/block/dasd.c
View File

@ -95,7 +95,7 @@ dasd_alloc_device(void)
spin_lock_init(&device->mem_lock);
spin_lock_init(&device->request_queue_lock);
atomic_set (&device->tasklet_scheduled, 0);
tasklet_init(&device->tasklet,
tasklet_init(&device->tasklet,
(void (*)(unsigned long)) dasd_tasklet,
(unsigned long) device);
INIT_LIST_HEAD(&device->ccw_queue);
@ -128,7 +128,7 @@ dasd_state_new_to_known(struct dasd_device *device)
int rc;
/*
* As long as the device is not in state DASD_STATE_NEW we want to
* As long as the device is not in state DASD_STATE_NEW we want to
* keep the reference count > 0.
*/
dasd_get_device(device);
@ -336,7 +336,7 @@ dasd_decrease_state(struct dasd_device *device)
if (device->state == DASD_STATE_ONLINE &&
device->target <= DASD_STATE_READY)
dasd_state_online_to_ready(device);
if (device->state == DASD_STATE_READY &&
device->target <= DASD_STATE_BASIC)
dasd_state_ready_to_basic(device);
@ -348,7 +348,7 @@ dasd_decrease_state(struct dasd_device *device)
if (device->state == DASD_STATE_BASIC &&
device->target <= DASD_STATE_KNOWN)
dasd_state_basic_to_known(device);
if (device->state == DASD_STATE_KNOWN &&
device->target <= DASD_STATE_NEW)
dasd_state_known_to_new(device);
@ -994,7 +994,7 @@ dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
((irb->scsw.cstat << 8) | irb->scsw.dstat), cqr);
/* Find out the appropriate era_action. */
if (irb->scsw.fctl & SCSW_FCTL_HALT_FUNC)
if (irb->scsw.fctl & SCSW_FCTL_HALT_FUNC)
era = dasd_era_fatal;
else if (irb->scsw.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END) &&
irb->scsw.cstat == 0 &&
@ -1004,7 +1004,7 @@ dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
era = dasd_era_fatal; /* don't recover this request */
else if (irb->esw.esw0.erw.cons)
era = device->discipline->examine_error(cqr, irb);
else
else
era = dasd_era_recover;
DBF_DEV_EVENT(DBF_DEBUG, device, "era_code %d", era);
@ -1287,7 +1287,7 @@ __dasd_start_head(struct dasd_device * device)
}
/*
* Remove requests from the ccw queue.
* Remove requests from the ccw queue.
*/
static void
dasd_flush_ccw_queue(struct dasd_device * device, int all)
@ -1450,23 +1450,23 @@ dasd_sleep_on(struct dasd_ccw_req * cqr)
wait_queue_head_t wait_q;
struct dasd_device *device;
int rc;
device = cqr->device;
spin_lock_irq(get_ccwdev_lock(device->cdev));
init_waitqueue_head (&wait_q);
cqr->callback = dasd_wakeup_cb;
cqr->callback_data = (void *) &wait_q;
cqr->status = DASD_CQR_QUEUED;
list_add_tail(&cqr->list, &device->ccw_queue);
/* let the bh start the request to keep them in order */
dasd_schedule_bh(device);
spin_unlock_irq(get_ccwdev_lock(device->cdev));
wait_event(wait_q, _wait_for_wakeup(cqr));
/* Request status is either done or failed. */
rc = (cqr->status == DASD_CQR_FAILED) ? -EIO : 0;
return rc;
@ -1568,7 +1568,7 @@ dasd_sleep_on_immediatly(struct dasd_ccw_req * cqr)
wait_queue_head_t wait_q;
struct dasd_device *device;
int rc;
device = cqr->device;
spin_lock_irq(get_ccwdev_lock(device->cdev));
rc = _dasd_term_running_cqr(device);
@ -1576,20 +1576,20 @@ dasd_sleep_on_immediatly(struct dasd_ccw_req * cqr)
spin_unlock_irq(get_ccwdev_lock(device->cdev));
return rc;
}
init_waitqueue_head (&wait_q);
cqr->callback = dasd_wakeup_cb;
cqr->callback_data = (void *) &wait_q;
cqr->status = DASD_CQR_QUEUED;
list_add(&cqr->list, &device->ccw_queue);
/* let the bh start the request to keep them in order */
dasd_schedule_bh(device);
spin_unlock_irq(get_ccwdev_lock(device->cdev));
wait_event(wait_q, _wait_for_wakeup(cqr));
/* Request status is either done or failed. */
rc = (cqr->status == DASD_CQR_FAILED) ? -EIO : 0;
return rc;
@ -1725,7 +1725,7 @@ dasd_flush_request_queue(struct dasd_device * device)
if (!device->request_queue)
return;
spin_lock_irq(&device->request_queue_lock);
while (!list_empty(&device->request_queue->queue_head)) {
req = elv_next_request(device->request_queue);
@ -2172,21 +2172,3 @@ EXPORT_SYMBOL_GPL(dasd_generic_set_online);
EXPORT_SYMBOL_GPL(dasd_generic_set_offline);
EXPORT_SYMBOL_GPL(dasd_generic_auto_online);
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-indent-level: 4
* c-brace-imaginary-offset: 0
* c-brace-offset: -4
* c-argdecl-indent: 4
* c-label-offset: -4
* c-continued-statement-offset: 4
* c-continued-brace-offset: 0
* indent-tabs-mode: 1
* tab-width: 8
* End:
*/

27
drivers/s390/block/dasd_3370_erp.c
View File

@ -1,4 +1,4 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_3370_erp.c
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
@ -12,10 +12,10 @@
/*
* DASD_3370_ERP_EXAMINE
* DASD_3370_ERP_EXAMINE
*
* DESCRIPTION
* Checks only for fatal/no/recover error.
* Checks only for fatal/no/recover error.
* A detailed examination of the sense data is done later outside
* the interrupt handler.
*
@ -23,7 +23,7 @@
* 'Chapter 7. 3370 Sense Data'.
*
* RETURN VALUES
* dasd_era_none no error
* dasd_era_none no error
* dasd_era_fatal for all fatal (unrecoverable errors)
* dasd_era_recover for all others.
*/
@ -82,22 +82,3 @@ dasd_3370_erp_examine(struct dasd_ccw_req * cqr, struct irb * irb)
return dasd_era_recover;
} /* END dasd_3370_erp_examine */
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-indent-level: 4
* c-brace-imaginary-offset: 0
* c-brace-offset: -4
* c-argdecl-indent: 4
* c-label-offset: -4
* c-continued-statement-offset: 4
* c-continued-brace-offset: 0
* indent-tabs-mode: 1
* tab-width: 8
* End:
*/

189
drivers/s390/block/dasd_3990_erp.c
View File

@ -1,6 +1,6 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_3990_erp.c
* Author(s)......: Horst Hummel <Horst.Hummel@de.ibm.com>
* Author(s)......: Horst Hummel <Horst.Hummel@de.ibm.com>
* Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 2000, 2001
@ -25,23 +25,23 @@ struct DCTL_data {
} __attribute__ ((packed));
/*
*****************************************************************************
*****************************************************************************
* SECTION ERP EXAMINATION
*****************************************************************************
*****************************************************************************
*/
/*
* DASD_3990_ERP_EXAMINE_24
* DASD_3990_ERP_EXAMINE_24
*
* DESCRIPTION
* Checks only for fatal (unrecoverable) error.
* Checks only for fatal (unrecoverable) error.
* A detailed examination of the sense data is done later outside
* the interrupt handler.
*
* Each bit configuration leading to an action code 2 (Exit with
* programming error or unusual condition indication)
* are handled as fatal error´s.
*
*
* All other configurations are handled as recoverable errors.
*
* RETURN VALUES
@ -93,15 +93,15 @@ dasd_3990_erp_examine_24(struct dasd_ccw_req * cqr, char *sense)
} /* END dasd_3990_erp_examine_24 */
/*
* DASD_3990_ERP_EXAMINE_32
* DASD_3990_ERP_EXAMINE_32
*
* DESCRIPTION
* Checks only for fatal/no/recoverable error.
* Checks only for fatal/no/recoverable error.
* A detailed examination of the sense data is done later outside
* the interrupt handler.
*
* RETURN VALUES
* dasd_era_none no error
* dasd_era_none no error
* dasd_era_fatal for all fatal (unrecoverable errors)
* dasd_era_recover for recoverable others.
*/
@ -128,10 +128,10 @@ dasd_3990_erp_examine_32(struct dasd_ccw_req * cqr, char *sense)
} /* end dasd_3990_erp_examine_32 */
/*
* DASD_3990_ERP_EXAMINE
* DASD_3990_ERP_EXAMINE
*
* DESCRIPTION
* Checks only for fatal/no/recover error.
* Checks only for fatal/no/recover error.
* A detailed examination of the sense data is done later outside
* the interrupt handler.
*
@ -139,7 +139,7 @@ dasd_3990_erp_examine_32(struct dasd_ccw_req * cqr, char *sense)
* 'Chapter 7. Error Recovery Procedures'.
*
* RETURN VALUES
* dasd_era_none no error
* dasd_era_none no error
* dasd_era_fatal for all fatal (unrecoverable errors)
* dasd_era_recover for all others.
*/
@ -178,18 +178,18 @@ dasd_3990_erp_examine(struct dasd_ccw_req * cqr, struct irb * irb)
} /* END dasd_3990_erp_examine */
/*
*****************************************************************************
*****************************************************************************
* SECTION ERP HANDLING
*****************************************************************************
*****************************************************************************
*/
/*
*****************************************************************************
*****************************************************************************
* 24 and 32 byte sense ERP functions
*****************************************************************************
*****************************************************************************
*/
/*
* DASD_3990_ERP_CLEANUP
* DASD_3990_ERP_CLEANUP
*
* DESCRIPTION
* Removes the already build but not necessary ERP request and sets
@ -197,10 +197,10 @@ dasd_3990_erp_examine(struct dasd_ccw_req * cqr, struct irb * irb)
*
* PARAMETER
* erp request to be blocked
* final_status either DASD_CQR_DONE or DASD_CQR_FAILED
* final_status either DASD_CQR_DONE or DASD_CQR_FAILED
*
* RETURN VALUES
* cqr original cqr
* cqr original cqr
*/
static struct dasd_ccw_req *
dasd_3990_erp_cleanup(struct dasd_ccw_req * erp, char final_status)
@ -214,7 +214,7 @@ dasd_3990_erp_cleanup(struct dasd_ccw_req * erp, char final_status)
} /* end dasd_3990_erp_cleanup */
/*
* DASD_3990_ERP_BLOCK_QUEUE
* DASD_3990_ERP_BLOCK_QUEUE
*
* DESCRIPTION
* Block the given device request queue to prevent from further
@ -237,7 +237,7 @@ dasd_3990_erp_block_queue(struct dasd_ccw_req * erp, int expires)
}
/*
* DASD_3990_ERP_INT_REQ
* DASD_3990_ERP_INT_REQ
*
* DESCRIPTION
* Handles 'Intervention Required' error.
@ -277,7 +277,7 @@ dasd_3990_erp_int_req(struct dasd_ccw_req * erp)
} /* end dasd_3990_erp_int_req */
/*
* DASD_3990_ERP_ALTERNATE_PATH
* DASD_3990_ERP_ALTERNATE_PATH
*
* DESCRIPTION
* Repeat the operation on a different channel path.
@ -330,15 +330,15 @@ dasd_3990_erp_alternate_path(struct dasd_ccw_req * erp)
* DASD_3990_ERP_DCTL
*
* DESCRIPTION
* Setup cqr to do the Diagnostic Control (DCTL) command with an
* Setup cqr to do the Diagnostic Control (DCTL) command with an
* Inhibit Write subcommand (0x20) and the given modifier.
*
* PARAMETER
* erp pointer to the current (failed) ERP
* modifier subcommand modifier
*
*
* RETURN VALUES
* dctl_cqr pointer to NEW dctl_cqr
* dctl_cqr pointer to NEW dctl_cqr
*
*/
static struct dasd_ccw_req *
@ -386,7 +386,7 @@ dasd_3990_erp_DCTL(struct dasd_ccw_req * erp, char modifier)
} /* end dasd_3990_erp_DCTL */
/*
* DASD_3990_ERP_ACTION_1
* DASD_3990_ERP_ACTION_1
*
* DESCRIPTION
* Setup ERP to do the ERP action 1 (see Reference manual).
@ -415,7 +415,7 @@ dasd_3990_erp_action_1(struct dasd_ccw_req * erp)
} /* end dasd_3990_erp_action_1 */
/*
* DASD_3990_ERP_ACTION_4
* DASD_3990_ERP_ACTION_4
*
* DESCRIPTION
* Setup ERP to do the ERP action 4 (see Reference manual).
@ -453,11 +453,11 @@ dasd_3990_erp_action_4(struct dasd_ccw_req * erp, char *sense)
if (sense[25] == 0x1D) { /* state change pending */
DEV_MESSAGE(KERN_INFO, device,
DEV_MESSAGE(KERN_INFO, device,
"waiting for state change pending "
"interrupt, %d retries left",
erp->retries);
dasd_3990_erp_block_queue(erp, 30*HZ);
} else if (sense[25] == 0x1E) { /* busy */
@ -469,9 +469,9 @@ dasd_3990_erp_action_4(struct dasd_ccw_req * erp, char *sense)
} else {
/* no state change pending - retry */
DEV_MESSAGE (KERN_INFO, device,
DEV_MESSAGE (KERN_INFO, device,
"redriving request immediately, "
"%d retries left",
"%d retries left",
erp->retries);
erp->status = DASD_CQR_QUEUED;
}
@ -482,13 +482,13 @@ dasd_3990_erp_action_4(struct dasd_ccw_req * erp, char *sense)
} /* end dasd_3990_erp_action_4 */
/*
*****************************************************************************
*****************************************************************************
* 24 byte sense ERP functions (only)
*****************************************************************************
*****************************************************************************
*/
/*
* DASD_3990_ERP_ACTION_5
* DASD_3990_ERP_ACTION_5
*
* DESCRIPTION
* Setup ERP to do the ERP action 5 (see Reference manual).
@ -523,7 +523,7 @@ dasd_3990_erp_action_5(struct dasd_ccw_req * erp)
*
* PARAMETER
* sense current sense data
*
*
* RETURN VALUES
* void
*/
@ -1150,9 +1150,9 @@ dasd_3990_handle_env_data(struct dasd_ccw_req * erp, char *sense)
* PARAMETER
* erp current erp_head
* sense current sense data
*
*
* RETURN VALUES
* erp 'new' erp_head - pointer to new ERP
* erp 'new' erp_head - pointer to new ERP
*/
static struct dasd_ccw_req *
dasd_3990_erp_com_rej(struct dasd_ccw_req * erp, char *sense)
@ -1185,7 +1185,7 @@ dasd_3990_erp_com_rej(struct dasd_ccw_req * erp, char *sense)
} /* end dasd_3990_erp_com_rej */
/*
* DASD_3990_ERP_BUS_OUT
* DASD_3990_ERP_BUS_OUT
*
* DESCRIPTION
* Handles 24 byte 'Bus Out Parity Check' error.
@ -1483,7 +1483,7 @@ dasd_3990_erp_env_data(struct dasd_ccw_req * erp, char *sense)
*
* PARAMETER
* erp already added default ERP
*
*
* RETURN VALUES
* erp new erp_head - pointer to new ERP
*/
@ -1527,11 +1527,11 @@ dasd_3990_erp_file_prot(struct dasd_ccw_req * erp)
} /* end dasd_3990_erp_file_prot */
/*
* DASD_3990_ERP_INSPECT_24
* DASD_3990_ERP_INSPECT_24
*
* DESCRIPTION
* Does a detailed inspection of the 24 byte sense data
* and sets up a related error recovery action.
* and sets up a related error recovery action.
*
* PARAMETER
* sense sense data of the actual error
@ -1602,13 +1602,13 @@ dasd_3990_erp_inspect_24(struct dasd_ccw_req * erp, char *sense)
} /* END dasd_3990_erp_inspect_24 */
/*
*****************************************************************************
*****************************************************************************
* 32 byte sense ERP functions (only)
*****************************************************************************
*****************************************************************************
*/
/*
* DASD_3990_ERPACTION_10_32
* DASD_3990_ERPACTION_10_32
*
* DESCRIPTION
* Handles 32 byte 'Action 10' of Single Program Action Codes.
@ -1616,7 +1616,7 @@ dasd_3990_erp_inspect_24(struct dasd_ccw_req * erp, char *sense)
*
* PARAMETER
* erp current erp_head
* sense current sense data
* sense current sense data
* RETURN VALUES
* erp modified erp_head
*/
@ -1640,18 +1640,18 @@ dasd_3990_erp_action_10_32(struct dasd_ccw_req * erp, char *sense)
*
* DESCRIPTION
* Handles 32 byte 'Action 1B' of Single Program Action Codes.
* A write operation could not be finished because of an unexpected
* A write operation could not be finished because of an unexpected
* condition.
* The already created 'default erp' is used to get the link to
* the erp chain, but it can not be used for this recovery
* The already created 'default erp' is used to get the link to
* the erp chain, but it can not be used for this recovery
* action because it contains no DE/LO data space.
*
* PARAMETER
* default_erp already added default erp.
* sense current sense data
* sense current sense data
*
* RETURN VALUES
* erp new erp or
* erp new erp or
* default_erp in case of imprecise ending or error
*/
static struct dasd_ccw_req *
@ -1789,16 +1789,16 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense)
* DASD_3990_UPDATE_1B
*
* DESCRIPTION
* Handles the update to the 32 byte 'Action 1B' of Single Program
* Handles the update to the 32 byte 'Action 1B' of Single Program
* Action Codes in case the first action was not successful.
* The already created 'previous_erp' is the currently not successful
* ERP.
* ERP.
*
* PARAMETER
* previous_erp already created previous erp.
* sense current sense data
* sense current sense data
* RETURN VALUES
* erp modified erp
* erp modified erp
*/
static struct dasd_ccw_req *
dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense)
@ -1897,7 +1897,7 @@ dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense)
} /* end dasd_3990_update_1B */
/*
* DASD_3990_ERP_COMPOUND_RETRY
* DASD_3990_ERP_COMPOUND_RETRY
*
* DESCRIPTION
* Handles the compound ERP action retry code.
@ -1943,7 +1943,7 @@ dasd_3990_erp_compound_retry(struct dasd_ccw_req * erp, char *sense)
} /* end dasd_3990_erp_compound_retry */
/*
* DASD_3990_ERP_COMPOUND_PATH
* DASD_3990_ERP_COMPOUND_PATH
*
* DESCRIPTION
* Handles the compound ERP action for retry on alternate
@ -1965,7 +1965,7 @@ dasd_3990_erp_compound_path(struct dasd_ccw_req * erp, char *sense)
dasd_3990_erp_alternate_path(erp);
if (erp->status == DASD_CQR_FAILED) {
/* reset the lpm and the status to be able to
/* reset the lpm and the status to be able to
* try further actions. */
erp->lpm = 0;
@ -1980,7 +1980,7 @@ dasd_3990_erp_compound_path(struct dasd_ccw_req * erp, char *sense)
} /* end dasd_3990_erp_compound_path */
/*
* DASD_3990_ERP_COMPOUND_CODE
* DASD_3990_ERP_COMPOUND_CODE
*
* DESCRIPTION
* Handles the compound ERP action for retry code.
@ -2001,18 +2001,18 @@ dasd_3990_erp_compound_code(struct dasd_ccw_req * erp, char *sense)
switch (sense[28]) {
case 0x17:
/* issue a Diagnostic Control command with an
/* issue a Diagnostic Control command with an
* Inhibit Write subcommand and controler modifier */
erp = dasd_3990_erp_DCTL(erp, 0x20);
break;
case 0x25:
/* wait for 5 seconds and retry again */
erp->retries = 1;
dasd_3990_erp_block_queue (erp, 5*HZ);
break;
default:
/* should not happen - continue */
break;
@ -2026,7 +2026,7 @@ dasd_3990_erp_compound_code(struct dasd_ccw_req * erp, char *sense)
} /* end dasd_3990_erp_compound_code */
/*
* DASD_3990_ERP_COMPOUND_CONFIG
* DASD_3990_ERP_COMPOUND_CONFIG
*
* DESCRIPTION
* Handles the compound ERP action for configruation
@ -2063,10 +2063,10 @@ dasd_3990_erp_compound_config(struct dasd_ccw_req * erp, char *sense)
} /* end dasd_3990_erp_compound_config */
/*
* DASD_3990_ERP_COMPOUND
* DASD_3990_ERP_COMPOUND
*
* DESCRIPTION
* Does the further compound program action if
* Does the further compound program action if
* compound retry was not successful.
*
* PARAMETER
@ -2110,11 +2110,11 @@ dasd_3990_erp_compound(struct dasd_ccw_req * erp, char *sense)
} /* end dasd_3990_erp_compound */
/*
* DASD_3990_ERP_INSPECT_32
* DASD_3990_ERP_INSPECT_32
*
* DESCRIPTION
* Does a detailed inspection of the 32 byte sense data
* and sets up a related error recovery action.
* and sets up a related error recovery action.
*
* PARAMETER
* sense sense data of the actual error
@ -2228,9 +2228,9 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense)
} /* end dasd_3990_erp_inspect_32 */
/*
*****************************************************************************
*****************************************************************************
* main ERP control fuctions (24 and 32 byte sense)
*****************************************************************************
*****************************************************************************
*/
/*
@ -2243,7 +2243,7 @@ dasd_3990_erp_inspect_32(struct dasd_ccw_req * erp, char *sense)
* PARAMETER
* erp pointer to the currently created default ERP
* RETURN VALUES
* erp_new contens was possibly modified
* erp_new contens was possibly modified
*/
static struct dasd_ccw_req *
dasd_3990_erp_inspect(struct dasd_ccw_req * erp)
@ -2272,14 +2272,14 @@ dasd_3990_erp_inspect(struct dasd_ccw_req * erp)
/*
* DASD_3990_ERP_ADD_ERP
*
*
* DESCRIPTION
* This funtion adds an additional request block (ERP) to the head of
* the given cqr (or erp).
* This erp is initialized as an default erp (retry TIC)
*
* PARAMETER
* cqr head of the current ERP-chain (or single cqr if
* cqr head of the current ERP-chain (or single cqr if
* first error)
* RETURN VALUES
* erp pointer to new ERP-chain head
@ -2332,15 +2332,15 @@ dasd_3990_erp_add_erp(struct dasd_ccw_req * cqr)
}
/*
* DASD_3990_ERP_ADDITIONAL_ERP
*
* DASD_3990_ERP_ADDITIONAL_ERP
*
* DESCRIPTION
* An additional ERP is needed to handle the current error.
* Add ERP to the head of the ERP-chain containing the ERP processing
* determined based on the sense data.
*
* PARAMETER
* cqr head of the current ERP-chain (or single cqr if
* cqr head of the current ERP-chain (or single cqr if
* first error)
*
* RETURN VALUES
@ -2376,7 +2376,7 @@ dasd_3990_erp_additional_erp(struct dasd_ccw_req * cqr)
* 24 byte sense byte 25 and 27 is set as well.
*
* PARAMETER
* cqr1 first cqr, which will be compared with the
* cqr1 first cqr, which will be compared with the
* cqr2 second cqr.
*
* RETURN VALUES
@ -2415,7 +2415,7 @@ dasd_3990_erp_error_match(struct dasd_ccw_req *cqr1, struct dasd_ccw_req *cqr2)
* cqr failed cqr (either original cqr or already an erp)
*
* RETURN VALUES
* erp erp-pointer to the already defined error
* erp erp-pointer to the already defined error
* recovery procedure OR
* NULL if a 'new' error occurred.
*/
@ -2451,10 +2451,10 @@ dasd_3990_erp_in_erp(struct dasd_ccw_req *cqr)
* DASD_3990_ERP_FURTHER_ERP (24 & 32 byte sense)
*
* DESCRIPTION
* No retry is left for the current ERP. Check what has to be done
* No retry is left for the current ERP. Check what has to be done
* with the ERP.
* - do further defined ERP action or
* - wait for interrupt or
* - wait for interrupt or
* - exit with permanent error
*
* PARAMETER
@ -2485,7 +2485,7 @@ dasd_3990_erp_further_erp(struct dasd_ccw_req *erp)
if (!(sense[2] & DASD_SENSE_BIT_0)) {
/* issue a Diagnostic Control command with an
/* issue a Diagnostic Control command with an
* Inhibit Write subcommand */
switch (sense[25]) {
@ -2535,14 +2535,14 @@ dasd_3990_erp_further_erp(struct dasd_ccw_req *erp)
} /* end dasd_3990_erp_further_erp */
/*
* DASD_3990_ERP_HANDLE_MATCH_ERP
* DASD_3990_ERP_HANDLE_MATCH_ERP
*
* DESCRIPTION
* An error occurred again and an ERP has been detected which is already
* used to handle this error (e.g. retries).
* used to handle this error (e.g. retries).
* All prior ERP's are asumed to be successful and therefore removed
* from queue.
* If retry counter of matching erp is already 0, it is checked if further
* If retry counter of matching erp is already 0, it is checked if further
* action is needed (besides retry) or if the ERP has failed.
*
* PARAMETER
@ -2631,7 +2631,7 @@ dasd_3990_erp_handle_match_erp(struct dasd_ccw_req *erp_head,
* erp erp-pointer to the head of the ERP action chain.
* This means:
* - either a ptr to an additional ERP cqr or
* - the original given cqr (which's status might
* - the original given cqr (which's status might
* be modified)
*/
struct dasd_ccw_req *
@ -2723,22 +2723,3 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr)
return erp;
} /* end dasd_3990_erp_action */
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-indent-level: 4
* c-brace-imaginary-offset: 0
* c-brace-offset: -4
* c-argdecl-indent: 4
* c-label-offset: -4
* c-continued-statement-offset: 4
* c-continued-brace-offset: 0
* indent-tabs-mode: 1
* tab-width: 8
* End:
*/

27
drivers/s390/block/dasd_9336_erp.c
View File

@ -1,4 +1,4 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_9336_erp.c
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
@ -12,10 +12,10 @@
/*
* DASD_9336_ERP_EXAMINE
* DASD_9336_ERP_EXAMINE
*
* DESCRIPTION
* Checks only for fatal/no/recover error.
* Checks only for fatal/no/recover error.
* A detailed examination of the sense data is done later outside
* the interrupt handler.
*
@ -23,7 +23,7 @@
* 'Chapter 7. 9336 Sense Data'.
*
* RETURN VALUES
* dasd_era_none no error
* dasd_era_none no error
* dasd_era_fatal for all fatal (unrecoverable errors)
* dasd_era_recover for all others.
*/
@ -39,22 +39,3 @@ dasd_9336_erp_examine(struct dasd_ccw_req * cqr, struct irb * irb)
return dasd_era_recover;
} /* END dasd_9336_erp_examine */
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-indent-level: 4
* c-brace-imaginary-offset: 0
* c-brace-offset: -4
* c-argdecl-indent: 4
* c-label-offset: -4
* c-continued-statement-offset: 4
* c-continued-brace-offset: 0
* indent-tabs-mode: 1
* tab-width: 8
* End:
*/

2
drivers/s390/block/dasd_9343_erp.c
View File

@ -1,4 +1,4 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_9345_erp.c
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>

22
drivers/s390/block/dasd_devmap.c
View File

@ -123,7 +123,7 @@ static inline int
dasd_busid(char **str, int *id0, int *id1, int *devno)
{
int val, old_style;
/* check for leading '0x' */
old_style = 0;
if ((*str)[0] == '0' && (*str)[1] == 'x') {
@ -179,7 +179,7 @@ dasd_feature_list(char *str, char **endp)
features = 0;
while (1) {
for (len = 0;
for (len = 0;
str[len] && str[len] != ':' && str[len] != ')'; len++);
if (len == 2 && !strncmp(str, "ro", 2))
features |= DASD_FEATURE_READONLY;
@ -359,7 +359,7 @@ dasd_parse(void)
* Add a devmap for the device specified by busid. It is possible that
* the devmap already exists (dasd= parameter). The order of the devices
* added through this function will define the kdevs for the individual
* devices.
* devices.
*/
static struct dasd_devmap *
dasd_add_busid(char *bus_id, int features)
@ -368,7 +368,7 @@ dasd_add_busid(char *bus_id, int features)
int hash;
new = (struct dasd_devmap *)
kmalloc(sizeof(struct dasd_devmap), GFP_KERNEL);
kzalloc(sizeof(struct dasd_devmap), GFP_KERNEL);
if (!new)
return ERR_PTR(-ENOMEM);
spin_lock(&dasd_devmap_lock);
@ -630,7 +630,8 @@ dasd_ro_show(struct device *dev, struct device_attribute *attr, char *buf)
}
static ssize_t
dasd_ro_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
dasd_ro_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct dasd_devmap *devmap;
int ro_flag;
@ -658,7 +659,7 @@ static DEVICE_ATTR(readonly, 0644, dasd_ro_show, dasd_ro_store);
* use_diag controls whether the driver should use diag rather than ssch
* to talk to the device
*/
static ssize_t
static ssize_t
dasd_use_diag_show(struct device *dev, struct device_attribute *attr, char *buf)
{
struct dasd_devmap *devmap;
@ -673,7 +674,8 @@ dasd_use_diag_show(struct device *dev, struct device_attribute *attr, char *buf)
}
static ssize_t
dasd_use_diag_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
dasd_use_diag_store(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct dasd_devmap *devmap;
ssize_t rc;
@ -697,11 +699,11 @@ dasd_use_diag_store(struct device *dev, struct device_attribute *attr, const cha
return rc;
}
static
DEVICE_ATTR(use_diag, 0644, dasd_use_diag_show, dasd_use_diag_store);
static DEVICE_ATTR(use_diag, 0644, dasd_use_diag_show, dasd_use_diag_store);
static ssize_t
dasd_discipline_show(struct device *dev, struct device_attribute *attr, char *buf)
dasd_discipline_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct dasd_devmap *devmap;
char *dname;

6
drivers/s390/block/dasd_diag.c
View File

@ -1,4 +1,4 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_diag.c
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Based on.......: linux/drivers/s390/block/mdisk.c
@ -336,7 +336,7 @@ dasd_diag_check_device(struct dasd_device *device)
private = (struct dasd_diag_private *) device->private;
if (private == NULL) {
private = kmalloc(sizeof(struct dasd_diag_private),GFP_KERNEL);
private = kzalloc(sizeof(struct dasd_diag_private),GFP_KERNEL);
if (private == NULL) {
DEV_MESSAGE(KERN_WARNING, device, "%s",
"memory allocation failed for private data");
@ -527,7 +527,7 @@ dasd_diag_build_cp(struct dasd_device * device, struct request *req)
datasize, device);
if (IS_ERR(cqr))
return cqr;
dreq = (struct dasd_diag_req *) cqr->data;
dreq->block_count = count;
dbio = dreq->bio;

2
drivers/s390/block/dasd_diag.h
View File

@ -1,4 +1,4 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_diag.h
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Based on.......: linux/drivers/s390/block/mdisk.h

52
drivers/s390/block/dasd_eckd.c
View File

@ -1,7 +1,7 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_eckd.c
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
* Carsten Otte <Cotte@de.ibm.com>
* Martin Schwidefsky <schwidefsky@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
@ -210,14 +210,14 @@ check_XRC (struct ccw1 *de_ccw,
/* switch on System Time Stamp - needed for XRC Support */
if (private->rdc_data.facilities.XRC_supported) {
data->ga_extended |= 0x08; /* switch on 'Time Stamp Valid' */
data->ga_extended |= 0x02; /* switch on 'Extended Parameter' */
data->ep_sys_time = get_clock ();
de_ccw->count = sizeof (struct DE_eckd_data);
de_ccw->flags |= CCW_FLAG_SLI;
de_ccw->flags |= CCW_FLAG_SLI;
}
return;
@ -296,8 +296,8 @@ define_extent(struct ccw1 * ccw, struct DE_eckd_data * data, int trk,
/* check for sequential prestage - enhance cylinder range */
if (data->attributes.operation == DASD_SEQ_PRESTAGE ||
data->attributes.operation == DASD_SEQ_ACCESS) {
if (end.cyl + private->attrib.nr_cyl < geo.cyl)
if (end.cyl + private->attrib.nr_cyl < geo.cyl)
end.cyl += private->attrib.nr_cyl;
else
end.cyl = (geo.cyl - 1);
@ -317,7 +317,7 @@ locate_record(struct ccw1 *ccw, struct LO_eckd_data *data, int trk,
struct dasd_eckd_private *private;
int sector;
int dn, d;
private = (struct dasd_eckd_private *) device->private;
DBF_DEV_EVENT(DBF_INFO, device,
@ -554,7 +554,7 @@ dasd_eckd_check_characteristics(struct dasd_device *device)
private = (struct dasd_eckd_private *) device->private;
if (private == NULL) {
private = kmalloc(sizeof(struct dasd_eckd_private),
private = kzalloc(sizeof(struct dasd_eckd_private),
GFP_KERNEL | GFP_DMA);
if (private == NULL) {
DEV_MESSAGE(KERN_WARNING, device, "%s",
@ -562,7 +562,6 @@ dasd_eckd_check_characteristics(struct dasd_device *device)
"data");
return -ENOMEM;
}
memset(private, 0, sizeof(struct dasd_eckd_private));
device->private = (void *) private;
}
/* Invalidate status of initial analysis. */
@ -773,7 +772,7 @@ dasd_eckd_end_analysis(struct dasd_device *device)
((private->rdc_data.no_cyl *
private->rdc_data.trk_per_cyl *
blk_per_trk * (device->bp_block >> 9)) >> 1),
((blk_per_trk * device->bp_block) >> 10),
((blk_per_trk * device->bp_block) >> 10),
private->uses_cdl ?
"compatible disk layout" : "linux disk layout");
@ -970,7 +969,7 @@ dasd_eckd_format_device(struct dasd_device * device,
if (i < 3) {
ect->kl = 4;
ect->dl = sizes_trk0[i] - 4;
}
}
}
if ((fdata->intensity & 0x08) &&
fdata->start_unit == 1) {
@ -1270,7 +1269,7 @@ dasd_eckd_fill_info(struct dasd_device * device,
/*
* Release device ioctl.
* Buils a channel programm to releases a prior reserved
* Buils a channel programm to releases a prior reserved
* (see dasd_eckd_reserve) device.
*/
static int
@ -1310,8 +1309,8 @@ dasd_eckd_release(struct dasd_device *device)
/*
* Reserve device ioctl.
* Options are set to 'synchronous wait for interrupt' and
* 'timeout the request'. This leads to a terminate IO if
* the interrupt is outstanding for a certain time.
* 'timeout the request'. This leads to a terminate IO if
* the interrupt is outstanding for a certain time.
*/
static int
dasd_eckd_reserve(struct dasd_device *device)
@ -1349,7 +1348,7 @@ dasd_eckd_reserve(struct dasd_device *device)
/*
* Steal lock ioctl - unconditional reserve device.
* Buils a channel programm to break a device's reservation.
* Buils a channel programm to break a device's reservation.
* (unconditional reserve)
*/
static int
@ -1706,22 +1705,3 @@ dasd_eckd_cleanup(void)
module_init(dasd_eckd_init);
module_exit(dasd_eckd_cleanup);
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-indent-level: 4
* c-brace-imaginary-offset: 0
* c-brace-offset: -4
* c-argdecl-indent: 4
* c-label-offset: -4
* c-continued-statement-offset: 4
* c-continued-brace-offset: 0
* indent-tabs-mode: 1
* tab-width: 8
* End:
*/

8
drivers/s390/block/dasd_eckd.h
View File

@ -1,7 +1,7 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_eckd.h
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000
*
@ -155,7 +155,7 @@ struct dasd_eckd_characteristics {
unsigned char reserved2:4;
unsigned char reserved3:8;
unsigned char defect_wr:1;
unsigned char XRC_supported:1;
unsigned char XRC_supported:1;
unsigned char reserved4:1;
unsigned char striping:1;
unsigned char reserved5:4;
@ -343,7 +343,7 @@ struct dasd_eckd_path {
};
/*
* Perform Subsystem Function - Prepare for Read Subsystem Data
* Perform Subsystem Function - Prepare for Read Subsystem Data
*/
struct dasd_psf_prssd_data {
unsigned char order;

8
drivers/s390/block/dasd_erp.c
View File

@ -90,7 +90,7 @@ dasd_default_erp_action(struct dasd_ccw_req * cqr)
/* just retry - there is nothing to save ... I got no sense data.... */
if (cqr->retries > 0) {
DEV_MESSAGE (KERN_DEBUG, device,
DEV_MESSAGE (KERN_DEBUG, device,
"default ERP called (%i retries left)",
cqr->retries);
cqr->lpm = LPM_ANYPATH;
@ -155,7 +155,7 @@ dasd_default_erp_postaction(struct dasd_ccw_req * cqr)
/*
* Print the hex dump of the memory used by a request. This includes
* all error recovery ccws that have been chained in from of the
* all error recovery ccws that have been chained in from of the
* real request.
*/
static inline void
@ -227,12 +227,12 @@ dasd_log_ccw(struct dasd_ccw_req * cqr, int caller, __u32 cpa)
/*
* Log bytes arround failed CCW but only if we did
* not log the whole CP of the CCW is outside the
* logged CP.
* logged CP.
*/
if (cplength > 40 ||
((addr_t) cpa < (addr_t) lcqr->cpaddr &&
(addr_t) cpa > (addr_t) (lcqr->cpaddr + cplength + 4))) {
DEV_MESSAGE(KERN_ERR, device,
"Failed CCW (%p) (area):",
(void *) (long) cpa);

29
drivers/s390/block/dasd_fba.c
View File

@ -1,4 +1,4 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_fba.c
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
@ -125,13 +125,13 @@ static int
dasd_fba_check_characteristics(struct dasd_device *device)
{
struct dasd_fba_private *private;
struct ccw_device *cdev = device->cdev;
struct ccw_device *cdev = device->cdev;
void *rdc_data;
int rc;
private = (struct dasd_fba_private *) device->private;
if (private == NULL) {
private = kmalloc(sizeof(struct dasd_fba_private), GFP_KERNEL);
private = kzalloc(sizeof(struct dasd_fba_private), GFP_KERNEL);
if (private == NULL) {
DEV_MESSAGE(KERN_WARNING, device, "%s",
"memory allocation failed for private "
@ -204,7 +204,7 @@ dasd_fba_examine_error(struct dasd_ccw_req * cqr, struct irb * irb)
if (irb->scsw.cstat == 0x00 &&
irb->scsw.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END))
return dasd_era_none;
cdev = device->cdev;
switch (cdev->id.dev_type) {
case 0x3370:
@ -539,7 +539,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
* 8192 bytes (=2 pages). For 64 bit one dasd_mchunkt_t structure has
* 24 bytes, the struct dasd_ccw_req has 136 bytes and each block can use
* up to 16 bytes (8 for the ccw and 8 for the idal pointer). In
* addition we have one define extent ccw + 16 bytes of data and a
* addition we have one define extent ccw + 16 bytes of data and a
* locate record ccw for each block (stupid devices!) + 16 bytes of data.
* That makes:
* (8192 - 24 - 136 - 8 - 16) / 40 = 200.2 blocks at maximum.
@ -589,22 +589,3 @@ dasd_fba_cleanup(void)
module_init(dasd_fba_init);
module_exit(dasd_fba_cleanup);
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-indent-level: 4
* c-brace-imaginary-offset: 0
* c-brace-offset: -4
* c-argdecl-indent: 4
* c-label-offset: -4
* c-continued-statement-offset: 4
* c-continued-brace-offset: 0
* indent-tabs-mode: 1
* tab-width: 8
* End:
*/

2
drivers/s390/block/dasd_fba.h
View File

@ -1,4 +1,4 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_fba.h
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>

37
drivers/s390/block/dasd_int.h
View File

@ -1,7 +1,7 @@
/*
/*
* File...........: linux/drivers/s390/block/dasd_int.h
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
* Horst Hummel <Horst.Hummel@de.ibm.com>
* Martin Schwidefsky <schwidefsky@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000
@ -186,7 +186,7 @@ struct dasd_ccw_req {
void *callback_data;
};
/*
/*
* dasd_ccw_req -> status can be:
*/
#define DASD_CQR_FILLED 0x00 /* request is ready to be processed */
@ -248,7 +248,7 @@ struct dasd_discipline {
/*
* Error recovery functions. examine_error() returns a value that
* indicates what to do for an error condition. If examine_error()
* returns 'dasd_era_recover' erp_action() is called to create a
* returns 'dasd_era_recover' erp_action() is called to create a
* special error recovery ccw. erp_postaction() is called after
* an error recovery ccw has finished its execution. dump_sense
* is called for every error condition to print the sense data
@ -302,11 +302,11 @@ struct dasd_device {
spinlock_t request_queue_lock;
struct block_device *bdev;
unsigned int devindex;
unsigned long blocks; /* size of volume in blocks */
unsigned int bp_block; /* bytes per block */
unsigned int s2b_shift; /* log2 (bp_block/512) */
unsigned long flags; /* per device flags */
unsigned short features; /* copy of devmap-features (read-only!) */
unsigned long blocks; /* size of volume in blocks */
unsigned int bp_block; /* bytes per block */
unsigned int s2b_shift; /* log2 (bp_block/512) */
unsigned long flags; /* per device flags */
unsigned short features; /* copy of devmap-features (read-only!) */
/* extended error reporting stuff (eer) */
struct dasd_ccw_req *eer_cqr;
@ -606,22 +606,3 @@ static inline int dasd_eer_enabled(struct dasd_device *device)
#endif /* __KERNEL__ */
#endif /* DASD_H */
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-indent-level: 4
* c-brace-imaginary-offset: 0
* c-brace-offset: -4
* c-argdecl-indent: 4
* c-label-offset: -4
* c-continued-statement-offset: 4
* c-continued-brace-offset: 0
* indent-tabs-mode: 1
* tab-width: 8
* End:
*/

12
drivers/s390/block/dasd_ioctl.c
View File

@ -90,10 +90,10 @@ static int
dasd_ioctl_quiesce(struct dasd_device *device)
{
unsigned long flags;
if (!capable (CAP_SYS_ADMIN))
return -EACCES;
DEV_MESSAGE (KERN_DEBUG, device, "%s",
"Quiesce IO on device");
spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);
@ -110,13 +110,13 @@ static int
dasd_ioctl_resume(struct dasd_device *device)
{
unsigned long flags;
if (!capable (CAP_SYS_ADMIN))
if (!capable (CAP_SYS_ADMIN))
return -EACCES;
DEV_MESSAGE (KERN_DEBUG, device, "%s",
"resume IO on device");
spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);
device->stopped &= ~DASD_STOPPED_QUIESCE;
spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);
@ -287,7 +287,7 @@ dasd_ioctl_information(struct dasd_device *device,
dasd_info->open_count = atomic_read(&device->open_count);
if (!device->bdev)
dasd_info->open_count++;
/*
* check if device is really formatted
* LDL / CDL was returned by 'fill_info'