1 files changed, 13 insertions, 1 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index 4d8372d135df..246937c9cbc7 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -199,6 +199,11 @@ struct class {
         struct class_private *p;
 };
 
+struct class_dev_iter {
+        struct klist_iter               ki;
+        const struct device_type        *type;
+};
+
 extern struct kobject *sysfs_dev_block_kobj;
 extern struct kobject *sysfs_dev_char_kobj;
 extern int __must_check __class_register(struct class *class,
@@ -213,6 +218,13 @@ extern void class_unregister(struct class *class);
         __class_register(class, &__key);        \
 })
 
+extern void class_dev_iter_init(struct class_dev_iter *iter,
+                                struct class *class,
+                                struct device *start,
+                                const struct device_type *type);
+extern struct device *class_dev_iter_next(struct class_dev_iter *iter);
+extern void class_dev_iter_exit(struct class_dev_iter *iter);
+
 extern int class_for_each_device(struct class *class, struct device *start,
                                  void *data,
                                  int (*fn)(struct device *dev, void *data));
@@ -396,7 +408,7 @@ struct device {
         spinlock_t              devres_lock;
         struct list_head        devres_head;
 
-        struct list_head        node;
+        struct klist_node       knode_class;
         struct class            *class;
         dev_t                   devt;   /* dev_t, creates the sysfs "dev" */
         struct attribute_group  **groups;       /* optional groups */