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path: root/drivers/s390/block/dasd_fba.c
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Diffstat (limited to 'drivers/s390/block/dasd_fba.c')
-rw-r--r--drivers/s390/block/dasd_fba.c77
1 files changed, 49 insertions, 28 deletions
diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c
index f1d176021694..a3eb6fd14673 100644
--- a/drivers/s390/block/dasd_fba.c
+++ b/drivers/s390/block/dasd_fba.c
@@ -6,6 +6,8 @@
*
*/
+#define KMSG_COMPONENT "dasd"
+
#include <linux/stddef.h>
#include <linux/kernel.h>
#include <asm/debug.h>
@@ -128,17 +130,18 @@ dasd_fba_check_characteristics(struct dasd_device *device)
private = kzalloc(sizeof(struct dasd_fba_private),
GFP_KERNEL | GFP_DMA);
if (private == NULL) {
- DEV_MESSAGE(KERN_WARNING, device, "%s",
- "memory allocation failed for private "
- "data");
+ dev_warn(&device->cdev->dev,
+ "Allocating memory for private DASD "
+ "data failed\n");
return -ENOMEM;
}
device->private = (void *) private;
}
block = dasd_alloc_block();
if (IS_ERR(block)) {
- DEV_MESSAGE(KERN_WARNING, device, "%s",
- "could not allocate dasd block structure");
+ DBF_EVENT(DBF_WARNING, "could not allocate dasd block "
+ "structure for device: %s",
+ dev_name(&device->cdev->dev));
device->private = NULL;
kfree(private);
return PTR_ERR(block);
@@ -150,9 +153,9 @@ dasd_fba_check_characteristics(struct dasd_device *device)
rdc_data = (void *) &(private->rdc_data);
rc = dasd_generic_read_dev_chars(device, "FBA ", &rdc_data, 32);
if (rc) {
- DEV_MESSAGE(KERN_WARNING, device,
- "Read device characteristics returned error %d",
- rc);
+ DBF_EVENT(DBF_WARNING, "Read device characteristics returned "
+ "error %d for device: %s",
+ rc, dev_name(&device->cdev->dev));
device->block = NULL;
dasd_free_block(block);
device->private = NULL;
@@ -160,15 +163,16 @@ dasd_fba_check_characteristics(struct dasd_device *device)
return rc;
}
- DEV_MESSAGE(KERN_INFO, device,
- "%04X/%02X(CU:%04X/%02X) %dMB at(%d B/blk)",
- cdev->id.dev_type,
- cdev->id.dev_model,
- cdev->id.cu_type,
- cdev->id.cu_model,
- ((private->rdc_data.blk_bdsa *
- (private->rdc_data.blk_size >> 9)) >> 11),
- private->rdc_data.blk_size);
+ dev_info(&device->cdev->dev,
+ "New FBA DASD %04X/%02X (CU %04X/%02X) with %d MB "
+ "and %d B/blk\n",
+ cdev->id.dev_type,
+ cdev->id.dev_model,
+ cdev->id.cu_type,
+ cdev->id.cu_model,
+ ((private->rdc_data.blk_bdsa *
+ (private->rdc_data.blk_size >> 9)) >> 11),
+ private->rdc_data.blk_size);
return 0;
}
@@ -180,7 +184,7 @@ static int dasd_fba_do_analysis(struct dasd_block *block)
private = (struct dasd_fba_private *) block->base->private;
rc = dasd_check_blocksize(private->rdc_data.blk_size);
if (rc) {
- DEV_MESSAGE(KERN_INFO, block->base, "unknown blocksize %d",
+ DBF_DEV_EVENT(DBF_WARNING, block->base, "unknown blocksize %d",
private->rdc_data.blk_size);
return rc;
}
@@ -215,7 +219,7 @@ dasd_fba_erp_postaction(struct dasd_ccw_req * cqr)
if (cqr->function == dasd_default_erp_action)
return dasd_default_erp_postaction;
- DEV_MESSAGE(KERN_WARNING, cqr->startdev, "unknown ERP action %p",
+ DBF_DEV_EVENT(DBF_WARNING, cqr->startdev, "unknown ERP action %p",
cqr->function);
return NULL;
}
@@ -233,9 +237,9 @@ static void dasd_fba_handle_unsolicited_interrupt(struct dasd_device *device,
}
/* check for unsolicited interrupts */
- DEV_MESSAGE(KERN_DEBUG, device, "%s",
+ DBF_DEV_EVENT(DBF_WARNING, device, "%s",
"unsolicited interrupt received");
- device->discipline->dump_sense(device, NULL, irb);
+ device->discipline->dump_sense_dbf(device, NULL, irb, "unsolicited");
dasd_schedule_device_bh(device);
return;
};
@@ -437,6 +441,25 @@ dasd_fba_fill_info(struct dasd_device * device,
}
static void
+dasd_fba_dump_sense_dbf(struct dasd_device *device, struct dasd_ccw_req *req,
+ struct irb *irb, char *reason)
+{
+ int sl;
+ if (irb->esw.esw0.erw.cons) {
+ for (sl = 0; sl < 4; sl++) {
+ DBF_DEV_EVENT(DBF_EMERG, device,
+ "%s: %08x %08x %08x %08x",
+ reason, irb->ecw[8 * 0], irb->ecw[8 * 1],
+ irb->ecw[8 * 2], irb->ecw[8 * 3]);
+ }
+ } else {
+ DBF_DEV_EVENT(DBF_EMERG, device, "%s",
+ "SORRY - NO VALID SENSE AVAILABLE\n");
+ }
+}
+
+
+static void
dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
struct irb *irb)
{
@@ -446,7 +469,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
page = (char *) get_zeroed_page(GFP_ATOMIC);
if (page == NULL) {
- DEV_MESSAGE(KERN_ERR, device, " %s",
+ DBF_DEV_EVENT(DBF_WARNING, device, "%s",
"No memory to dump sense data");
return;
}
@@ -476,8 +499,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
len += sprintf(page + len, KERN_ERR PRINTK_HEADER
" SORRY - NO VALID SENSE AVAILABLE\n");
}
- MESSAGE_LOG(KERN_ERR, "%s",
- page + sizeof(KERN_ERR PRINTK_HEADER));
+ printk(KERN_ERR "%s", page);
/* dump the Channel Program */
/* print first CCWs (maximum 8) */
@@ -498,8 +520,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
len += sprintf(page + len, "\n");
act++;
}
- MESSAGE_LOG(KERN_ERR, "%s",
- page + sizeof(KERN_ERR PRINTK_HEADER));
+ printk(KERN_ERR "%s", page);
/* print failing CCW area */
@@ -540,8 +561,7 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
act++;
}
if (len > 0)
- MESSAGE_LOG(KERN_ERR, "%s",
- page + sizeof(KERN_ERR PRINTK_HEADER));
+ printk(KERN_ERR "%s", page);
free_page((unsigned long) page);
}
@@ -576,6 +596,7 @@ static struct dasd_discipline dasd_fba_discipline = {
.build_cp = dasd_fba_build_cp,
.free_cp = dasd_fba_free_cp,
.dump_sense = dasd_fba_dump_sense,
+ .dump_sense_dbf = dasd_fba_dump_sense_dbf,
.fill_info = dasd_fba_fill_info,
};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.