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authorJun'ichi Nomura <j-nomura@ce.jp.nec.com>2006-03-13 17:14:25 -0500
committerGreg Kroah-Hartman <gregkh@suse.de>2006-03-20 13:42:59 -0800
commit7423172a50968de1905a61413c52bb070a62f5ce (patch)
tree296c5584a6a78336664436123bf21bd052c04f0c /lib
parentdd308bc355a1aa4f202fe9a3133b6c676cb9606c (diff)
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[PATCH] kobject_add_dir
Adding kobject_add_dir() function which creates a subdirectory for a given kobject. Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'lib')
-rw-r--r--lib/kobject.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/lib/kobject.c b/lib/kobject.c
index 36668c8..25204a4 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -385,6 +385,44 @@ void kobject_put(struct kobject * kobj)
}
+static void dir_release(struct kobject *kobj)
+{
+ kfree(kobj);
+}
+
+static struct kobj_type dir_ktype = {
+ .release = dir_release,
+ .sysfs_ops = NULL,
+ .default_attrs = NULL,
+};
+
+/**
+ * kobject_add_dir - add sub directory of object.
+ * @parent: object in which a directory is created.
+ * @name: directory name.
+ *
+ * Add a plain directory object as child of given object.
+ */
+struct kobject *kobject_add_dir(struct kobject *parent, const char *name)
+{
+ struct kobject *k;
+
+ if (!parent)
+ return NULL;
+
+ k = kzalloc(sizeof(*k), GFP_KERNEL);
+ if (!k)
+ return NULL;
+
+ k->parent = parent;
+ k->ktype = &dir_ktype;
+ kobject_set_name(k, name);
+ kobject_register(k);
+
+ return k;
+}
+EXPORT_SYMBOL_GPL(kobject_add_dir);
+
/**
* kset_init - initialize a kset for use
* @k: kset