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-rw-r--r--drivers/s390/block/dasd.c33
-rw-r--r--drivers/s390/block/dasd_3990_erp.c5
-rw-r--r--drivers/s390/block/dasd_devmap.c6
-rw-r--r--drivers/s390/block/dasd_diag.c8
-rw-r--r--drivers/s390/block/dasd_eckd.c95
-rw-r--r--drivers/s390/block/dasd_eer.c24
-rw-r--r--drivers/s390/block/dasd_erp.c80
-rw-r--r--drivers/s390/block/dasd_fba.c4
-rw-r--r--drivers/s390/block/dasd_genhd.c2
-rw-r--r--drivers/s390/block/dasd_int.h1
-rw-r--r--drivers/s390/block/dasd_proc.c8
-rw-r--r--drivers/s390/block/dcssblk.c6
12 files changed, 90 insertions, 182 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 492b68bcd7c..eb5dc62f0d9 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -37,6 +37,7 @@
*/
debug_info_t *dasd_debug_area;
struct dasd_discipline *dasd_diag_discipline_pointer;
+void dasd_int_handler(struct ccw_device *, unsigned long, struct irb *);
MODULE_AUTHOR("Holger Smolinski <Holger.Smolinski@de.ibm.com>");
MODULE_DESCRIPTION("Linux on S/390 DASD device driver,"
@@ -51,7 +52,6 @@ static int dasd_alloc_queue(struct dasd_device * device);
static void dasd_setup_queue(struct dasd_device * device);
static void dasd_free_queue(struct dasd_device * device);
static void dasd_flush_request_queue(struct dasd_device *);
-static void dasd_int_handler(struct ccw_device *, unsigned long, struct irb *);
static int dasd_flush_ccw_queue(struct dasd_device *, int);
static void dasd_tasklet(struct dasd_device *);
static void do_kick_device(struct work_struct *);
@@ -483,7 +483,7 @@ unsigned int dasd_profile_level = DASD_PROFILE_OFF;
/*
* Add profiling information for cqr before execution.
*/
-static inline void
+static void
dasd_profile_start(struct dasd_device *device, struct dasd_ccw_req * cqr,
struct request *req)
{
@@ -505,7 +505,7 @@ dasd_profile_start(struct dasd_device *device, struct dasd_ccw_req * cqr,
/*
* Add profiling information for cqr after execution.
*/
-static inline void
+static void
dasd_profile_end(struct dasd_device *device, struct dasd_ccw_req * cqr,
struct request *req)
{
@@ -1022,8 +1022,6 @@ dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
irb->scsw.cstat == 0 &&
!irb->esw.esw0.erw.cons)
era = dasd_era_none;
- else if (!test_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags))
- era = dasd_era_fatal; /* don't recover this request */
else if (irb->esw.esw0.erw.cons)
era = device->discipline->examine_error(cqr, irb);
else
@@ -1104,7 +1102,7 @@ __dasd_process_erp(struct dasd_device *device, struct dasd_ccw_req *cqr)
/*
* Process ccw request queue.
*/
-static inline void
+static void
__dasd_process_ccw_queue(struct dasd_device * device,
struct list_head *final_queue)
{
@@ -1127,7 +1125,9 @@ restart:
cqr->status = DASD_CQR_FAILED;
cqr->stopclk = get_clock();
} else {
- if (cqr->irb.esw.esw0.erw.cons) {
+ if (cqr->irb.esw.esw0.erw.cons &&
+ test_bit(DASD_CQR_FLAGS_USE_ERP,
+ &cqr->flags)) {
erp_fn = device->discipline->
erp_action(cqr);
erp_fn(cqr);
@@ -1181,7 +1181,7 @@ dasd_end_request_cb(struct dasd_ccw_req * cqr, void *data)
/*
* Fetch requests from the block device queue.
*/
-static inline void
+static void
__dasd_process_blk_queue(struct dasd_device * device)
{
request_queue_t *queue;
@@ -1232,6 +1232,19 @@ __dasd_process_blk_queue(struct dasd_device * device)
if (IS_ERR(cqr)) {
if (PTR_ERR(cqr) == -ENOMEM)
break; /* terminate request queue loop */
+ if (PTR_ERR(cqr) == -EAGAIN) {
+ /*
+ * The current request cannot be build right
+ * now, we have to try later. If this request
+ * is the head-of-queue we stop the device
+ * for 1/2 second.
+ */
+ if (!list_empty(&device->ccw_queue))
+ break;
+ device->stopped |= DASD_STOPPED_PENDING;
+ dasd_set_timer(device, HZ/2);
+ break;
+ }
DBF_DEV_EVENT(DBF_ERR, device,
"CCW creation failed (rc=%ld) "
"on request %p",
@@ -1254,7 +1267,7 @@ __dasd_process_blk_queue(struct dasd_device * device)
* Take a look at the first request on the ccw queue and check
* if it reached its expire time. If so, terminate the IO.
*/
-static inline void
+static void
__dasd_check_expire(struct dasd_device * device)
{
struct dasd_ccw_req *cqr;
@@ -1285,7 +1298,7 @@ __dasd_check_expire(struct dasd_device * device)
* Take a look at the first request on the ccw queue and check
* if it needs to be started.
*/
-static inline void
+static void
__dasd_start_head(struct dasd_device * device)
{
struct dasd_ccw_req *cqr;
diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c
index 4d01040c2c6..8b9d68f6e01 100644
--- a/drivers/s390/block/dasd_3990_erp.c
+++ b/drivers/s390/block/dasd_3990_erp.c
@@ -170,7 +170,6 @@ dasd_3990_erp_examine(struct dasd_ccw_req * cqr, struct irb * irb)
/* log the erp chain if fatal error occurred */
if ((era == dasd_era_fatal) && (device->state >= DASD_STATE_READY)) {
dasd_log_sense(cqr, irb);
- dasd_log_ccw(cqr, 0, irb->scsw.cpa);
}
return era;
@@ -2640,7 +2639,6 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr)
struct dasd_ccw_req *erp = NULL;
struct dasd_device *device = cqr->device;
- __u32 cpa = cqr->irb.scsw.cpa;
struct dasd_ccw_req *temp_erp = NULL;
if (device->features & DASD_FEATURE_ERPLOG) {
@@ -2706,9 +2704,6 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr)
}
}
- if (erp->status == DASD_CQR_FAILED)
- dasd_log_ccw(erp, 1, cpa);
-
/* enqueue added ERP request */
if (erp->status == DASD_CQR_FILLED) {
erp->status = DASD_CQR_QUEUED;
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index 5943266152f..ed70852cc91 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -136,7 +136,7 @@ __setup ("dasd=", dasd_call_setup);
/*
* Read a device busid/devno from a string.
*/
-static inline int
+static int
dasd_busid(char **str, int *id0, int *id1, int *devno)
{
int val, old_style;
@@ -182,7 +182,7 @@ dasd_busid(char **str, int *id0, int *id1, int *devno)
* only one: "ro" for read-only devices. The default feature set
* is empty (value 0).
*/
-static inline int
+static int
dasd_feature_list(char *str, char **endp)
{
int features, len, rc;
@@ -341,7 +341,7 @@ dasd_parse_range( char *parsestring ) {
return ERR_PTR(-EINVAL);
}
-static inline char *
+static char *
dasd_parse_next_element( char *parsestring ) {
char * residual_str;
residual_str = dasd_parse_keyword(parsestring);
diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c
index 53db58a6861..ab782bb46ac 100644
--- a/drivers/s390/block/dasd_diag.c
+++ b/drivers/s390/block/dasd_diag.c
@@ -43,7 +43,7 @@ MODULE_LICENSE("GPL");
#define DIAG_MAX_RETRIES 32
#define DIAG_TIMEOUT 50 * HZ
-struct dasd_discipline dasd_diag_discipline;
+static struct dasd_discipline dasd_diag_discipline;
struct dasd_diag_private {
struct dasd_diag_characteristics rdc_data;
@@ -90,7 +90,7 @@ static inline int dia250(void *iob, int cmd)
* block offset. On success, return zero and set end_block to contain the
* number of blocks on the device minus the specified offset. Return non-zero
* otherwise. */
-static __inline__ int
+static inline int
mdsk_init_io(struct dasd_device *device, unsigned int blocksize,
blocknum_t offset, blocknum_t *end_block)
{
@@ -117,7 +117,7 @@ mdsk_init_io(struct dasd_device *device, unsigned int blocksize,
/* Remove block I/O environment for device. Return zero on success, non-zero
* otherwise. */
-static __inline__ int
+static inline int
mdsk_term_io(struct dasd_device * device)
{
struct dasd_diag_private *private;
@@ -576,7 +576,7 @@ dasd_diag_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
"dump sense not available for DIAG data");
}
-struct dasd_discipline dasd_diag_discipline = {
+static struct dasd_discipline dasd_diag_discipline = {
.owner = THIS_MODULE,
.name = "DIAG",
.ebcname = "DIAG",
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index fdaa471e845..cecab2274a6 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -134,44 +134,7 @@ ceil_quot(unsigned int d1, unsigned int d2)
return (d1 + (d2 - 1)) / d2;
}
-static inline int
-bytes_per_record(struct dasd_eckd_characteristics *rdc, int kl, int dl)
-{
- unsigned int fl1, fl2, int1, int2;
- int bpr;
-
- switch (rdc->formula) {
- case 0x01:
- fl1 = round_up_multiple(ECKD_F2(rdc) + dl, ECKD_F1(rdc));
- fl2 = round_up_multiple(kl ? ECKD_F2(rdc) + kl : 0,
- ECKD_F1(rdc));
- bpr = fl1 + fl2;
- break;
- case 0x02:
- int1 = ceil_quot(dl + ECKD_F6(rdc), ECKD_F5(rdc) << 1);
- int2 = ceil_quot(kl + ECKD_F6(rdc), ECKD_F5(rdc) << 1);
- fl1 = round_up_multiple(ECKD_F1(rdc) * ECKD_F2(rdc) + dl +
- ECKD_F6(rdc) + ECKD_F4(rdc) * int1,
- ECKD_F1(rdc));
- fl2 = round_up_multiple(ECKD_F1(rdc) * ECKD_F3(rdc) + kl +
- ECKD_F6(rdc) + ECKD_F4(rdc) * int2,
- ECKD_F1(rdc));
- bpr = fl1 + fl2;
- break;
- default:
- bpr = 0;
- break;
- }
- return bpr;
-}
-
-static inline unsigned int
-bytes_per_track(struct dasd_eckd_characteristics *rdc)
-{
- return *(unsigned int *) (rdc->byte_per_track) >> 8;
-}
-
-static inline unsigned int
+static unsigned int
recs_per_track(struct dasd_eckd_characteristics * rdc,
unsigned int kl, unsigned int dl)
{
@@ -204,37 +167,39 @@ recs_per_track(struct dasd_eckd_characteristics * rdc,
return 0;
}
-static inline void
+static int
check_XRC (struct ccw1 *de_ccw,
struct DE_eckd_data *data,
struct dasd_device *device)
{
struct dasd_eckd_private *private;
+ int rc;
private = (struct dasd_eckd_private *) device->private;
+ if (!private->rdc_data.facilities.XRC_supported)
+ return 0;
/* 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;
- }
+ data->ga_extended |= 0x08; /* switch on 'Time Stamp Valid' */
+ data->ga_extended |= 0x02; /* switch on 'Extended Parameter' */
- return;
+ rc = get_sync_clock(&data->ep_sys_time);
+ /* Ignore return code if sync clock is switched off. */
+ if (rc == -ENOSYS || rc == -EACCES)
+ rc = 0;
-} /* end check_XRC */
+ de_ccw->count = sizeof (struct DE_eckd_data);
+ de_ccw->flags |= CCW_FLAG_SLI;
+ return rc;
+}
-static inline void
+static int
define_extent(struct ccw1 * ccw, struct DE_eckd_data * data, int trk,
int totrk, int cmd, struct dasd_device * device)
{
struct dasd_eckd_private *private;
struct ch_t geo, beg, end;
+ int rc = 0;
private = (struct dasd_eckd_private *) device->private;
@@ -263,12 +228,12 @@ define_extent(struct ccw1 * ccw, struct DE_eckd_data * data, int trk,
case DASD_ECKD_CCW_WRITE_KD_MT:
data->mask.perm = 0x02;
data->attributes.operation = private->attrib.operation;
- check_XRC (ccw, data, device);
+ rc = check_XRC (ccw, data, device);
break;
case DASD_ECKD_CCW_WRITE_CKD:
case DASD_ECKD_CCW_WRITE_CKD_MT:
data->attributes.operation = DASD_BYPASS_CACHE;
- check_XRC (ccw, data, device);
+ rc = check_XRC (ccw, data, device);
break;
case DASD_ECKD_CCW_ERASE:
case DASD_ECKD_CCW_WRITE_HOME_ADDRESS:
@@ -276,7 +241,7 @@ define_extent(struct ccw1 * ccw, struct DE_eckd_data * data, int trk,
data->mask.perm = 0x3;
data->mask.auth = 0x1;
data->attributes.operation = DASD_BYPASS_CACHE;
- check_XRC (ccw, data, device);
+ rc = check_XRC (ccw, data, device);
break;
default:
DEV_MESSAGE(KERN_ERR, device, "unknown opcode 0x%x", cmd);
@@ -312,9 +277,10 @@ define_extent(struct ccw1 * ccw, struct DE_eckd_data * data, int trk,
data->beg_ext.head = beg.head;
data->end_ext.cyl = end.cyl;
data->end_ext.head = end.head;
+ return rc;
}
-static inline void
+static void
locate_record(struct ccw1 *ccw, struct LO_eckd_data *data, int trk,
int rec_on_trk, int no_rec, int cmd,
struct dasd_device * device, int reclen)
@@ -548,7 +514,7 @@ dasd_eckd_read_conf(struct dasd_device *device)
/*
* Build CP for Perform Subsystem Function - SSC.
*/
-struct dasd_ccw_req *
+static struct dasd_ccw_req *
dasd_eckd_build_psf_ssc(struct dasd_device *device)
{
struct dasd_ccw_req *cqr;
@@ -1200,7 +1166,12 @@ dasd_eckd_build_cp(struct dasd_device * device, struct request *req)
return cqr;
ccw = cqr->cpaddr;
/* First ccw is define extent. */
- define_extent(ccw++, cqr->data, first_trk, last_trk, cmd, device);
+ if (define_extent(ccw++, cqr->data, first_trk,
+ last_trk, cmd, device) == -EAGAIN) {
+ /* Clock not in sync and XRC is enabled. Try again later. */
+ dasd_sfree_request(cqr, device);
+ return ERR_PTR(-EAGAIN);
+ }
/* Build locate_record+read/write/ccws. */
idaws = (unsigned long *) (cqr->data + sizeof(struct DE_eckd_data));
LO_data = (struct LO_eckd_data *) (idaws + cidaw);
@@ -1380,7 +1351,7 @@ dasd_eckd_release(struct dasd_device *device)
cqr->device = device;
clear_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags);
set_bit(DASD_CQR_FLAGS_FAILFAST, &cqr->flags);
- cqr->retries = 0;
+ cqr->retries = 2; /* set retry counter to enable basic ERP */
cqr->expires = 2 * HZ;
cqr->buildclk = get_clock();
cqr->status = DASD_CQR_FILLED;
@@ -1420,7 +1391,7 @@ dasd_eckd_reserve(struct dasd_device *device)
cqr->device = device;
clear_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags);
set_bit(DASD_CQR_FLAGS_FAILFAST, &cqr->flags);
- cqr->retries = 0;
+ cqr->retries = 2; /* set retry counter to enable basic ERP */
cqr->expires = 2 * HZ;
cqr->buildclk = get_clock();
cqr->status = DASD_CQR_FILLED;
@@ -1459,7 +1430,7 @@ dasd_eckd_steal_lock(struct dasd_device *device)
cqr->device = device;
clear_bit(DASD_CQR_FLAGS_USE_ERP, &cqr->flags);
set_bit(DASD_CQR_FLAGS_FAILFAST, &cqr->flags);
- cqr->retries = 0;
+ cqr->retries = 2; /* set retry counter to enable basic ERP */
cqr->expires = 2 * HZ;
cqr->buildclk = get_clock();
cqr->status = DASD_CQR_FILLED;
@@ -1609,7 +1580,7 @@ dasd_eckd_ioctl(struct dasd_device *device, unsigned int cmd, void __user *argp)
* Dump the range of CCWs into 'page' buffer
* and return number of printed chars.
*/
-static inline int
+static int
dasd_eckd_dump_ccw_range(struct ccw1 *from, struct ccw1 *to, char *page)
{
int len, count;
diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c
index e0bf30ebb21..6cedc914077 100644
--- a/drivers/s390/block/dasd_eer.c
+++ b/drivers/s390/block/dasd_eer.c
@@ -658,18 +658,24 @@ static struct file_operations dasd_eer_fops = {
.owner = THIS_MODULE,
};
-static struct miscdevice dasd_eer_dev = {
- .minor = MISC_DYNAMIC_MINOR,
- .name = "dasd_eer",
- .fops = &dasd_eer_fops,
-};
+static struct miscdevice *dasd_eer_dev = NULL;
int __init dasd_eer_init(void)
{
int rc;
- rc = misc_register(&dasd_eer_dev);
+ dasd_eer_dev = kzalloc(sizeof(*dasd_eer_dev), GFP_KERNEL);
+ if (!dasd_eer_dev)
+ return -ENOMEM;
+
+ dasd_eer_dev->minor = MISC_DYNAMIC_MINOR;
+ dasd_eer_dev->name = "dasd_eer";
+ dasd_eer_dev->fops = &dasd_eer_fops;
+
+ rc = misc_register(dasd_eer_dev);
if (rc) {
+ kfree(dasd_eer_dev);
+ dasd_eer_dev = NULL;
MESSAGE(KERN_ERR, "%s", "dasd_eer_init could not "
"register misc device");
return rc;
@@ -680,5 +686,9 @@ int __init dasd_eer_init(void)
void dasd_eer_exit(void)
{
- WARN_ON(misc_deregister(&dasd_eer_dev) != 0);
+ if (dasd_eer_dev) {
+ WARN_ON(misc_deregister(dasd_eer_dev) != 0);
+ kfree(dasd_eer_dev);
+ dasd_eer_dev = NULL;
+ }
}
diff --git a/drivers/s390/block/dasd_erp.c b/drivers/s390/block/dasd_erp.c
index 58a65097922..caa5d91420f 100644
--- a/drivers/s390/block/dasd_erp.c
+++ b/drivers/s390/block/dasd_erp.c
@@ -152,25 +152,6 @@ dasd_default_erp_postaction(struct dasd_ccw_req * cqr)
} /* end default_erp_postaction */
-/*
- * 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
- * real request.
- */
-static inline void
-hex_dump_memory(struct dasd_device *device, void *data, int len)
-{
- int *pint;
-
- pint = (int *) data;
- while (len > 0) {
- DEV_MESSAGE(KERN_ERR, device, "%p: %08x %08x %08x %08x",
- pint, pint[0], pint[1], pint[2], pint[3]);
- pint += 4;
- len -= 16;
- }
-}
-
void
dasd_log_sense(struct dasd_ccw_req *cqr, struct irb *irb)
{
@@ -182,69 +163,8 @@ dasd_log_sense(struct dasd_ccw_req *cqr, struct irb *irb)
device->discipline->dump_sense(device, cqr, irb);
}
-void
-dasd_log_ccw(struct dasd_ccw_req * cqr, int caller, __u32 cpa)
-{
- struct dasd_device *device;
- struct dasd_ccw_req *lcqr;
- struct ccw1 *ccw;
- int cplength;
-
- device = cqr->device;
- /* log the channel program */
- for (lcqr = cqr; lcqr != NULL; lcqr = lcqr->refers) {
- DEV_MESSAGE(KERN_ERR, device,
- "(%s) ERP chain report for req: %p",
- caller == 0 ? "EXAMINE" : "ACTION", lcqr);
- hex_dump_memory(device, lcqr, sizeof(struct dasd_ccw_req));
-
- cplength = 1;
- ccw = lcqr->cpaddr;
- while (ccw++->flags & (CCW_FLAG_DC | CCW_FLAG_CC))
- cplength++;
-
- if (cplength > 40) { /* log only parts of the CP */
- DEV_MESSAGE(KERN_ERR, device, "%s",
- "Start of channel program:");
- hex_dump_memory(device, lcqr->cpaddr,
- 40*sizeof(struct ccw1));
-
- DEV_MESSAGE(KERN_ERR, device, "%s",
- "End of channel program:");
- hex_dump_memory(device, lcqr->cpaddr + cplength - 10,
- 10*sizeof(struct ccw1));
- } else { /* log the whole CP */
- DEV_MESSAGE(KERN_ERR, device, "%s",
- "Channel program (complete):");
- hex_dump_memory(device, lcqr->cpaddr,
- cplength*sizeof(struct ccw1));
- }
-
- if (lcqr != cqr)
- continue;
-
- /*
- * Log bytes arround failed CCW but only if we did
- * not log the whole CP of the CCW is outside the
- * 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);
- hex_dump_memory(device, cqr->cpaddr - 10,
- 20*sizeof(struct ccw1));
- }
- }
-
-} /* end log_erp_chain */
-
EXPORT_SYMBOL(dasd_default_erp_action);
EXPORT_SYMBOL(dasd_default_erp_postaction);
EXPORT_SYMBOL(dasd_alloc_erp_request);
EXPORT_SYMBOL(dasd_free_erp_request);
EXPORT_SYMBOL(dasd_log_sense);
-EXPORT_SYMBOL(dasd_log_ccw);
diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c
index b857fd5893f..be0909e3922 100644
--- a/drivers/s390/block/dasd_fba.c
+++ b/drivers/s390/block/dasd_fba.c
@@ -75,7 +75,7 @@ static struct ccw_driver dasd_fba_driver = {
.notify = dasd_generic_notify,
};
-static inline void
+static void
define_extent(struct ccw1 * ccw, struct DE_fba_data *data, int rw,
int blksize, int beg, int nr)
{
@@ -95,7 +95,7 @@ define_extent(struct ccw1 * ccw, struct DE_fba_data *data, int rw,
data->ext_end = nr - 1;
}
-static inline void
+static void
locate_record(struct ccw1 * ccw, struct LO_fba_data *data, int rw,
int block_nr, int block_ct)
{
diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c
index d163632101d..47ba4462708 100644
--- a/drivers/s390/block/dasd_genhd.c
+++ b/drivers/s390/block/dasd_genhd.c
@@ -147,7 +147,7 @@ dasd_destroy_partitions(struct dasd_device * device)
*/
memset(&bpart, 0, sizeof(struct blkpg_partition));
memset(&barg, 0, sizeof(struct blkpg_ioctl_arg));
- barg.data = (void __user *) &bpart;
+ barg.data = (void __force __user *) &bpart;
barg.op = BLKPG_DEL_PARTITION;
for (bpart.pno = device->gdp->minors - 1; bpart.pno > 0; bpart.pno--)
ioctl_by_bdev(bdev, BLKPG, (unsigned long) &barg);
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index fb725e3b08f..a2cc69e1141 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -559,7 +559,6 @@ struct dasd_ccw_req *dasd_alloc_erp_request(char *, int, int,
struct dasd_device *);
void dasd_free_erp_request(struct dasd_ccw_req *, struct dasd_device *);
void dasd_log_sense(struct dasd_ccw_req *, struct irb *);
-void dasd_log_ccw(struct dasd_ccw_req *, int, __u32);
/* externals in dasd_3370_erp.c */
dasd_era_t dasd_3370_erp_examine(struct dasd_ccw_req *, struct irb *);
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index bfa010f6dab..8b7e11815d7 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -28,7 +28,7 @@ static struct proc_dir_entry *dasd_proc_root_entry = NULL;
static struct proc_dir_entry *dasd_devices_entry = NULL;
static struct proc_dir_entry *dasd_statistics_entry = NULL;
-static inline char *
+static char *
dasd_get_user_string(const char __user *user_buf, size_t user_len)
{
char *buffer;
@@ -154,7 +154,7 @@ static struct file_operations dasd_devices_file_ops = {
.release = seq_release,
};
-static inline int
+static int
dasd_calc_metrics(char *page, char **start, off_t off,
int count, int *eof, int len)
{
@@ -167,8 +167,8 @@ dasd_calc_metrics(char *page, char **start, off_t off,
return len;
}
-static inline char *
-dasd_statistics_array(char *str, int *array, int shift)
+static char *
+dasd_statistics_array(char *str, unsigned int *array, int shift)
{
int i;
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index be9b05347b4..1340451ea40 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -102,7 +102,7 @@ dcssblk_release_segment(struct device *dev)
* device needs to be enqueued before the semaphore is
* freed.
*/
-static inline int
+static int
dcssblk_assign_free_minor(struct dcssblk_dev_info *dev_info)
{
int minor, found;
@@ -230,7 +230,7 @@ dcssblk_shared_store(struct device *dev, struct device_attribute *attr, const ch
SEGMENT_SHARED);
if (rc < 0) {
BUG_ON(rc == -EINVAL);
- if (rc == -EIO || rc == -ENOENT)
+ if (rc != -EAGAIN)
goto removeseg;
} else {
dev_info->is_shared = 1;
@@ -253,7 +253,7 @@ dcssblk_shared_store(struct device *dev, struct device_attribute *attr, const ch
SEGMENT_EXCLUSIVE);
if (rc < 0) {
BUG_ON(rc == -EINVAL);
- if (rc == -EIO || rc == -ENOENT)
+ if (rc != -EAGAIN)
goto removeseg;
} else {
dev_info->is_shared = 0;
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-05 22:51:50 +0000