X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=direct%2Fyaffsfs.c;h=917c202c39a851ef6265bb50d315ffedd3ac9e8e;hp=fffc11eece7b691892c767c5122a04e556374514;hb=8b348464b712730cbc18391924d805c1cab7b9ff;hpb=1a17e3ad0a2adbeaae6855696a16789caf4f8418

diff --git a/direct/yaffsfs.c b/direct/yaffsfs.c
index fffc11e..917c202 100644
--- a/direct/yaffsfs.c
+++ b/direct/yaffsfs.c
@@ -2768,8 +2768,27 @@ void yaffs_remove_device(struct yaffs_dev *dev)
 	list_del_init(&dev->dev_list);
 }
 
+/* Functions to iterate through devices. NB Use with extreme care! */
 
+static struct list_head *dev_iterator;
+void yaffs_dev_rewind(void)
+{
+	dev_iterator = yaffsfs_deviceList.next;
+}
 
+struct yaffs_dev *yaffs_next_dev(void)
+{
+	struct yaffs_dev *retval;
+
+	if(!dev_iterator)
+		return NULL;
+	if(dev_iterator == &yaffsfs_deviceList)
+		return NULL;
+
+	retval = list_entry(dev_iterator, struct yaffs_dev, dev_list);
+	dev_iterator = dev_iterator->next;
+	return retval;
+}
 
 /* Directory search stuff. */