-/*
+/*
* File...........: linux/drivers/s390/block/dasd_fba.c
* Author(s)......: Holger Smolinski <Holger.Smolinski@de.ibm.com>
* Bugreports.to..: <Linux390@de.ibm.com>
* (C) IBM Corporation, IBM Deutschland Entwicklung GmbH, 1999,2000
*
- * $Revision: 1.40 $
*/
#include <linux/config.h>
static int
dasd_fba_probe(struct ccw_device *cdev)
{
- int ret;
-
- ret = dasd_generic_probe (cdev, &dasd_fba_discipline);
- if (ret)
- return ret;
- ccw_device_set_options(cdev, CCWDEV_DO_PATHGROUP);
- return 0;
+ return dasd_generic_probe(cdev, &dasd_fba_discipline);
}
static int
dasd_fba_set_online(struct ccw_device *cdev)
{
- return dasd_generic_set_online (cdev, &dasd_fba_discipline);
+ return dasd_generic_set_online(cdev, &dasd_fba_discipline);
}
static struct ccw_driver dasd_fba_driver = {
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 "
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:
/* Fba can only do full blocks. */
return ERR_PTR(-EINVAL);
count += bv->bv_len >> (device->s2b_shift + 9);
-#if defined(CONFIG_ARCH_S390X)
+#if defined(CONFIG_64BIT)
if (idal_is_needed (page_address(bv->bv_page),
bv->bv_len))
cidaw += bv->bv_len / blksize;
recid++;
}
}
+ if (req->flags & REQ_FAILFAST)
+ set_bit(DASD_CQR_FLAGS_FAILFAST, &cqr->flags);
cqr->device = device;
cqr->expires = 5 * 60 * HZ; /* 5 minutes */
cqr->retries = 32;
* 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.
static int __init
dasd_fba_init(void)
{
- int ret;
-
ASCEBC(dasd_fba_discipline.ebcname, 4);
-
- ret = ccw_driver_register(&dasd_fba_driver);
- if (ret)
- return ret;
-
- dasd_generic_auto_online(&dasd_fba_driver);
- return 0;
+ return ccw_driver_register(&dasd_fba_driver);
}
static void __exit
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:
- */