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Diffstat (limited to 'fs/configfs/item.c')
-rw-r--r--fs/configfs/item.c58
1 files changed, 28 insertions, 30 deletions
diff --git a/fs/configfs/item.c b/fs/configfs/item.c
index 50cee7f9110b..e65f9ffbb999 100644
--- a/fs/configfs/item.c
+++ b/fs/configfs/item.c
@@ -19,7 +19,7 @@
* Boston, MA 021110-1307, USA.
*
* Based on kobject:
- * kobject is Copyright (c) 2002-2003 Patrick Mochel
+ * kobject is Copyright (c) 2002-2003 Patrick Mochel
*
* configfs Copyright (C) 2005 Oracle. All rights reserved.
*
@@ -35,9 +35,9 @@
#include <linux/configfs.h>
-static inline struct config_item * to_item(struct list_head * entry)
+static inline struct config_item *to_item(struct list_head *entry)
{
- return container_of(entry,struct config_item,ci_entry);
+ return container_of(entry, struct config_item, ci_entry);
}
/* Evil kernel */
@@ -47,34 +47,35 @@ static void config_item_release(struct kref *kref);
* config_item_init - initialize item.
* @item: item in question.
*/
-void config_item_init(struct config_item * item)
+void config_item_init(struct config_item *item)
{
kref_init(&item->ci_kref);
INIT_LIST_HEAD(&item->ci_entry);
}
+EXPORT_SYMBOL(config_item_init);
/**
* config_item_set_name - Set the name of an item
* @item: item.
- * @name: name.
+ * @fmt: The vsnprintf()'s format string.
*
* If strlen(name) >= CONFIGFS_ITEM_NAME_LEN, then use a
* dynamically allocated string that @item->ci_name points to.
* Otherwise, use the static @item->ci_namebuf array.
*/
-int config_item_set_name(struct config_item * item, const char * fmt, ...)
+int config_item_set_name(struct config_item *item, const char *fmt, ...)
{
int error = 0;
int limit = CONFIGFS_ITEM_NAME_LEN;
int need;
va_list args;
- char * name;
+ char *name;
/*
* First, try the static array
*/
- va_start(args,fmt);
- need = vsnprintf(item->ci_namebuf,limit,fmt,args);
+ va_start(args, fmt);
+ need = vsnprintf(item->ci_namebuf, limit, fmt, args);
va_end(args);
if (need < limit)
name = item->ci_namebuf;
@@ -83,13 +84,13 @@ int config_item_set_name(struct config_item * item, const char * fmt, ...)
* Need more space? Allocate it and try again
*/
limit = need + 1;
- name = kmalloc(limit,GFP_KERNEL);
+ name = kmalloc(limit, GFP_KERNEL);
if (!name) {
error = -ENOMEM;
goto Done;
}
- va_start(args,fmt);
- need = vsnprintf(name,limit,fmt,args);
+ va_start(args, fmt);
+ need = vsnprintf(name, limit, fmt, args);
va_end(args);
/* Still? Give up. */
@@ -109,7 +110,6 @@ int config_item_set_name(struct config_item * item, const char * fmt, ...)
Done:
return error;
}
-
EXPORT_SYMBOL(config_item_set_name);
void config_item_init_type_name(struct config_item *item,
@@ -131,20 +131,21 @@ void config_group_init_type_name(struct config_group *group, const char *name,
}
EXPORT_SYMBOL(config_group_init_type_name);
-struct config_item * config_item_get(struct config_item * item)
+struct config_item *config_item_get(struct config_item *item)
{
if (item)
kref_get(&item->ci_kref);
return item;
}
+EXPORT_SYMBOL(config_item_get);
-static void config_item_cleanup(struct config_item * item)
+static void config_item_cleanup(struct config_item *item)
{
- struct config_item_type * t = item->ci_type;
- struct config_group * s = item->ci_group;
- struct config_item * parent = item->ci_parent;
+ struct config_item_type *t = item->ci_type;
+ struct config_group *s = item->ci_group;
+ struct config_item *parent = item->ci_parent;
- pr_debug("config_item %s: cleaning up\n",config_item_name(item));
+ pr_debug("config_item %s: cleaning up\n", config_item_name(item));
if (item->ci_name != item->ci_namebuf)
kfree(item->ci_name);
item->ci_name = NULL;
@@ -167,21 +168,23 @@ static void config_item_release(struct kref *kref)
*
* Decrement the refcount, and if 0, call config_item_cleanup().
*/
-void config_item_put(struct config_item * item)
+void config_item_put(struct config_item *item)
{
if (item)
kref_put(&item->ci_kref, config_item_release);
}
+EXPORT_SYMBOL(config_item_put);
/**
* config_group_init - initialize a group for use
- * @k: group
+ * @group: config_group
*/
void config_group_init(struct config_group *group)
{
config_item_init(&group->cg_item);
INIT_LIST_HEAD(&group->cg_children);
}
+EXPORT_SYMBOL(config_group_init);
/**
* config_group_find_item - search for item in group.
@@ -195,11 +198,11 @@ void config_group_init(struct config_group *group)
struct config_item *config_group_find_item(struct config_group *group,
const char *name)
{
- struct list_head * entry;
- struct config_item * ret = NULL;
+ struct list_head *entry;
+ struct config_item *ret = NULL;
- list_for_each(entry,&group->cg_children) {
- struct config_item * item = to_item(entry);
+ list_for_each(entry, &group->cg_children) {
+ struct config_item *item = to_item(entry);
if (config_item_name(item) &&
!strcmp(config_item_name(item), name)) {
ret = config_item_get(item);
@@ -208,9 +211,4 @@ struct config_item *config_group_find_item(struct config_group *group,
}
return ret;
}
-
-EXPORT_SYMBOL(config_item_init);
-EXPORT_SYMBOL(config_group_init);
-EXPORT_SYMBOL(config_item_get);
-EXPORT_SYMBOL(config_item_put);
EXPORT_SYMBOL(config_group_find_item);