[patch 19/60] struct device - replace bus_id with dev_name(), dev_set_name()
From: Martin Schwidefsky
Date: Thu Nov 27 2008 - 05:39:37 EST
From: Kay Sievers <kay.sievers@xxxxxxxx>
Acked-by: Cornelia Huck <cornelia.huck@xxxxxxxxxx>
Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
Signed-off-by: Kay Sievers <kay.sievers@xxxxxxxx>
Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
Signed-off-by: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
---
drivers/s390/block/dasd_devmap.c | 13 +++++++------
drivers/s390/block/dcssblk.c | 5 +++--
drivers/s390/cio/ccwgroup.c | 8 +++++---
drivers/s390/cio/device.c | 2 +-
drivers/s390/scsi/zfcp_aux.c | 6 ++++--
5 files changed, 20 insertions(+), 14 deletions(-)
Index: quilt-2.6/drivers/s390/block/dasd_devmap.c
===================================================================
--- quilt-2.6.orig/drivers/s390/block/dasd_devmap.c
+++ quilt-2.6/drivers/s390/block/dasd_devmap.c
@@ -23,6 +23,7 @@
/* This is ugly... */
#define PRINTK_HEADER "dasd_devmap:"
+#define DASD_BUS_ID_SIZE 20
#include "dasd_int.h"
@@ -41,7 +42,7 @@ EXPORT_SYMBOL_GPL(dasd_page_cache);
*/
struct dasd_devmap {
struct list_head list;
- char bus_id[BUS_ID_SIZE];
+ char bus_id[DASD_BUS_ID_SIZE];
unsigned int devindex;
unsigned short features;
struct dasd_device *device;
@@ -94,7 +95,7 @@ dasd_hash_busid(const char *bus_id)
int hash, i;
hash = 0;
- for (i = 0; (i < BUS_ID_SIZE) && *bus_id; i++, bus_id++)
+ for (i = 0; (i < DASD_BUS_ID_SIZE) && *bus_id; i++, bus_id++)
hash += *bus_id;
return hash & 0xff;
}
@@ -301,7 +302,7 @@ dasd_parse_range( char *parsestring ) {
int from, from_id0, from_id1;
int to, to_id0, to_id1;
int features, rc;
- char bus_id[BUS_ID_SIZE+1], *str;
+ char bus_id[DASD_BUS_ID_SIZE+1], *str;
str = parsestring;
rc = dasd_busid(&str, &from_id0, &from_id1, &from);
@@ -407,14 +408,14 @@ dasd_add_busid(const char *bus_id, int f
devmap = NULL;
hash = dasd_hash_busid(bus_id);
list_for_each_entry(tmp, &dasd_hashlists[hash], list)
- if (strncmp(tmp->bus_id, bus_id, BUS_ID_SIZE) == 0) {
+ if (strncmp(tmp->bus_id, bus_id, DASD_BUS_ID_SIZE) == 0) {
devmap = tmp;
break;
}
if (!devmap) {
/* This bus_id is new. */
new->devindex = dasd_max_devindex++;
- strncpy(new->bus_id, bus_id, BUS_ID_SIZE);
+ strncpy(new->bus_id, bus_id, DASD_BUS_ID_SIZE);
new->features = features;
new->device = NULL;
list_add(&new->list, &dasd_hashlists[hash]);
@@ -439,7 +440,7 @@ dasd_find_busid(const char *bus_id)
devmap = ERR_PTR(-ENODEV);
hash = dasd_hash_busid(bus_id);
list_for_each_entry(tmp, &dasd_hashlists[hash], list) {
- if (strncmp(tmp->bus_id, bus_id, BUS_ID_SIZE) == 0) {
+ if (strncmp(tmp->bus_id, bus_id, DASD_BUS_ID_SIZE) == 0) {
devmap = tmp;
break;
}
Index: quilt-2.6/drivers/s390/block/dcssblk.c
===================================================================
--- quilt-2.6.orig/drivers/s390/block/dcssblk.c
+++ quilt-2.6/drivers/s390/block/dcssblk.c
@@ -21,6 +21,7 @@
#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)
@@ -50,7 +51,7 @@ static struct block_device_operations dc
struct dcssblk_dev_info {
struct list_head lh;
struct device dev;
- char segment_name[BUS_ID_SIZE];
+ char segment_name[DCSS_BUS_ID_SIZE];
atomic_t use_count;
struct gendisk *gd;
unsigned long start;
@@ -65,7 +66,7 @@ struct dcssblk_dev_info {
struct segment_info {
struct list_head lh;
- char segment_name[BUS_ID_SIZE];
+ char segment_name[DCSS_BUS_ID_SIZE];
unsigned long start;
unsigned long end;
int segment_type;
Index: quilt-2.6/drivers/s390/cio/ccwgroup.c
===================================================================
--- quilt-2.6.orig/drivers/s390/cio/ccwgroup.c
+++ quilt-2.6/drivers/s390/cio/ccwgroup.c
@@ -19,6 +19,8 @@
#include <asm/ccwdev.h>
#include <asm/ccwgroup.h>
+#define CCW_BUS_ID_SIZE 20
+
/* In Linux 2.4, we had a channel device layer called "chandev"
* that did all sorts of obscure stuff for networking devices.
* This is another driver that serves as a replacement for just
@@ -172,7 +174,7 @@ static int __get_next_bus_id(const char
len = end - start + 1;
end++;
}
- if (len < BUS_ID_SIZE) {
+ if (len < CCW_BUS_ID_SIZE) {
strlcpy(bus_id, start, len);
rc = 0;
} else
@@ -181,7 +183,7 @@ static int __get_next_bus_id(const char
return rc;
}
-static int __is_valid_bus_id(char bus_id[BUS_ID_SIZE])
+static int __is_valid_bus_id(char bus_id[CCW_BUS_ID_SIZE])
{
int cssid, ssid, devno;
@@ -213,7 +215,7 @@ int ccwgroup_create_from_string(struct d
{
struct ccwgroup_device *gdev;
int rc, i;
- char tmp_bus_id[BUS_ID_SIZE];
+ char tmp_bus_id[CCW_BUS_ID_SIZE];
const char *curr_buf;
gdev = kzalloc(sizeof(*gdev) + num_devices * sizeof(gdev->cdev[0]),
Index: quilt-2.6/drivers/s390/cio/device.c
===================================================================
--- quilt-2.6.orig/drivers/s390/cio/device.c
+++ quilt-2.6/drivers/s390/cio/device.c
@@ -1723,7 +1723,7 @@ __ccwdev_check_busid(struct device *dev,
bus_id = id;
- return (strncmp(bus_id, dev_name(dev), BUS_ID_SIZE) == 0);
+ return (strcmp(bus_id, dev_name(dev)) == 0);
}
Index: quilt-2.6/drivers/s390/scsi/zfcp_aux.c
===================================================================
--- quilt-2.6.orig/drivers/s390/scsi/zfcp_aux.c
+++ quilt-2.6/drivers/s390/scsi/zfcp_aux.c
@@ -29,6 +29,8 @@
#include <linux/seq_file.h>
#include "zfcp_ext.h"
+#define ZFCP_BUS_ID_SIZE 20
+
static char *device;
MODULE_AUTHOR("IBM Deutschland Entwicklung GmbH - linux390@xxxxxxxxxx");
@@ -84,9 +86,9 @@ static int __init zfcp_device_setup(char
strcpy(str, devstr);
token = strsep(&str, ",");
- if (!token || strlen(token) >= BUS_ID_SIZE)
+ if (!token || strlen(token) >= ZFCP_BUS_ID_SIZE)
goto err_out;
- strncpy(zfcp_data.init_busid, token, BUS_ID_SIZE);
+ strncpy(zfcp_data.init_busid, token, ZFCP_BUS_ID_SIZE);
token = strsep(&str, ",");
if (!token || strict_strtoull(token, 0,
--
blue skies,
Martin.
"Reality continues to ruin my life." - Calvin.
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