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[S390] convert dcssblk and extmem printks messages to pr_xxx macros.

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Signed-off-by: Hongjie Yang <[email protected]>
Signed-off-by: Martin Schwidefsky <[email protected]>
This commit is contained in:
Hongjie Yang 2008-12-25 13:39:45 +01:00 • committed by Martin Schwidefsky
commit 93098bf015
2 changed files with 76 additions and 102 deletions
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72
drivers/s390/block/dcssblk.c
View file

@ -4,6 +4,9 @@
* Authors: Carsten Otte, Stefan Weinhuber, Gerald Schaefer
*/
#define KMSG_COMPONENT "dcssblk"
#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/ctype.h>
@ -17,21 +20,11 @@
#include <linux/interrupt.h>
#include <asm/s390_rdev.h>
//#define DCSSBLK_DEBUG /* Debug messages on/off */
#define DCSSBLK_NAME "dcssblk"
#define DCSSBLK_MINORS_PER_DISK 1
#define DCSSBLK_PARM_LEN 400
#define DCSS_BUS_ID_SIZE 20
#ifdef DCSSBLK_DEBUG
#define PRINT_DEBUG(x...) printk(KERN_DEBUG DCSSBLK_NAME " debug: " x)
#else
#define PRINT_DEBUG(x...) do {} while (0)
#endif
#define PRINT_INFO(x...) printk(KERN_INFO DCSSBLK_NAME " info: " x)
#define PRINT_WARN(x...) printk(KERN_WARNING DCSSBLK_NAME " warning: " x)
#define PRINT_ERR(x...) printk(KERN_ERR DCSSBLK_NAME " error: " x)
static int dcssblk_open(struct block_device *bdev, fmode_t mode);
static int dcssblk_release(struct gendisk *disk, fmode_t mode);
static int dcssblk_make_request(struct request_queue *q, struct bio *bio);
@ -262,10 +255,9 @@ dcssblk_is_continuous(struct dcssblk_dev_info *dev_info)
/* check continuity */
for (i = 0; i < dev_info->num_of_segments - 1; i++) {
if ((sort_list[i].end + 1) != sort_list[i+1].start) {
PRINT_ERR("Segment %s is not contiguous with "
"segment %s\n",
sort_list[i].segment_name,
sort_list[i+1].segment_name);
pr_err("Adjacent DCSSs %s and %s are not "
"contiguous\n", sort_list[i].segment_name,
sort_list[i+1].segment_name);
rc = -EINVAL;
goto out;
}
@ -276,10 +268,10 @@ dcssblk_is_continuous(struct dcssblk_dev_info *dev_info)
!(sort_list[i+1].segment_type &
SEGMENT_EXCLUSIVE) ||
(sort_list[i+1].segment_type == SEG_TYPE_ER)) {
PRINT_ERR("Segment %s has different type from "
"segment %s\n",
sort_list[i].segment_name,
sort_list[i+1].segment_name);
pr_err("DCSS %s and DCSS %s have "
"incompatible types\n",
sort_list[i].segment_name,
sort_list[i+1].segment_name);
rc = -EINVAL;
goto out;
}
@ -381,8 +373,9 @@ dcssblk_shared_store(struct device *dev, struct device_attribute *attr, const ch
} else if (inbuf[0] == '0') {
/* reload segments in exclusive mode */
if (dev_info->segment_type == SEG_TYPE_SC) {
PRINT_ERR("Segment type SC (%s) cannot be loaded in "
"non-shared mode\n", dev_info->segment_name);
pr_err("DCSS %s is of type SC and cannot be "
"loaded as exclusive-writable\n",
dev_info->segment_name);
rc = -EINVAL;
goto out;
}
@ -405,9 +398,8 @@ dcssblk_shared_store(struct device *dev, struct device_attribute *attr, const ch
goto out;
removeseg:
PRINT_ERR("Could not reload segment(s) of the device %s, removing "
"segment(s) now!\n",
dev_info->segment_name);
pr_err("DCSS device %s is removed after a failed access mode "
"change\n", dev_info->segment_name);
temp = entry;
list_for_each_entry(entry, &dev_info->seg_list, lh) {
if (entry != temp)
@ -455,17 +447,17 @@ dcssblk_save_store(struct device *dev, struct device_attribute *attr, const char
if (inbuf[0] == '1') {
if (atomic_read(&dev_info->use_count) == 0) {
// device is idle => we save immediately
PRINT_INFO("Saving segment(s) of the device %s\n",
dev_info->segment_name);
pr_info("All DCSSs that map to device %s are "
"saved\n", dev_info->segment_name);
list_for_each_entry(entry, &dev_info->seg_list, lh) {
segment_save(entry->segment_name);
}
} else {
// device is busy => we save it when it becomes
// idle in dcssblk_release
PRINT_INFO("Device %s is currently busy, segment(s) "
"will be saved when it becomes idle...\n",
dev_info->segment_name);
pr_info("Device %s is in use, its DCSSs will be "
"saved when it becomes idle\n",
dev_info->segment_name);
dev_info->save_pending = 1;
}
} else if (inbuf[0] == '0') {
@ -473,9 +465,9 @@ dcssblk_save_store(struct device *dev, struct device_attribute *attr, const char
// device is busy & the user wants to undo his save
// request
dev_info->save_pending = 0;
PRINT_INFO("Pending save for segment(s) of the device "
"%s deactivated\n",
dev_info->segment_name);
pr_info("A pending save request for device %s "
"has been canceled\n",
dev_info->segment_name);
}
} else {
up_write(&dcssblk_devices_sem);
@ -615,9 +607,8 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char
seg_byte_size = (dev_info->end - dev_info->start + 1);
set_capacity(dev_info->gd, seg_byte_size >> 9); // size in sectors
PRINT_INFO("Loaded segment(s) %s, size = %lu Byte, "
"capacity = %lu (512 Byte) sectors\n", local_buf,
seg_byte_size, seg_byte_size >> 9);
pr_info("Loaded %s with total size %lu bytes and capacity %lu "
"sectors\n", local_buf, seg_byte_size, seg_byte_size >> 9);
dev_info->save_pending = 0;
dev_info->is_shared = 1;
@ -745,13 +736,15 @@ dcssblk_remove_store(struct device *dev, struct device_attribute *attr, const ch
dev_info = dcssblk_get_device_by_name(local_buf);
if (dev_info == NULL) {
up_write(&dcssblk_devices_sem);
PRINT_WARN("Device %s is not loaded!\n", local_buf);
pr_warning("Device %s cannot be removed because it is not a "
"known device\n", local_buf);
rc = -ENODEV;
goto out_buf;
}
if (atomic_read(&dev_info->use_count) != 0) {
up_write(&dcssblk_devices_sem);
PRINT_WARN("Device %s is in use!\n", local_buf);
pr_warning("Device %s cannot be removed while it is in "
"use\n", local_buf);
rc = -EBUSY;
goto out_buf;
}
@ -808,8 +801,8 @@ dcssblk_release(struct gendisk *disk, fmode_t mode)
down_write(&dcssblk_devices_sem);
if (atomic_dec_and_test(&dev_info->use_count)
&& (dev_info->save_pending)) {
PRINT_INFO("Device %s became idle and is being saved now\n",
dev_info->segment_name);
pr_info("Device %s has become idle and is being saved "
"now\n", dev_info->segment_name);
list_for_each_entry(entry, &dev_info->seg_list, lh) {
segment_save(entry->segment_name);
}
@ -852,7 +845,8 @@ dcssblk_make_request(struct request_queue *q, struct bio *bio)
case SEG_TYPE_SC:
/* cannot write to these segments */
if (bio_data_dir(bio) == WRITE) {
PRINT_WARN("rejecting write to ro device %s\n",
pr_warning("Writing to %s failed because it "
"is a read-only device\n",
dev_name(&dev_info->dev));
goto fail;
}