[ARM] 3045/2: S3C2410 - change init for lcd platform data

[linux-2.6] / lib / idr.c

diff --git a/lib/idr.c b/lib/idr.c
index c5be889de449555dc31b5c5d50a061f34187fdb6..d4df21debc4ddb77948206f6091fb27c569e9909 100644 (file)
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -207,7 +207,7 @@ build_up:
 }
 
 /**
- * idr_get_new_above - allocate new idr entry above a start id
+ * idr_get_new_above - allocate new idr entry above or equal to a start id
  * @idp: idr handle
  * @ptr: pointer you want associated with the ide
  * @start_id: id to start search at
@@ -345,6 +345,19 @@ void idr_remove(struct idr *idp, int id)
 }
 EXPORT_SYMBOL(idr_remove);
 
+/**
+ * idr_destroy - release all cached layers within an idr tree
+ * idp: idr handle
+ */
+void idr_destroy(struct idr *idp)
+{
+       while (idp->id_free_cnt) {
+               struct idr_layer *p = alloc_layer(idp);
+               kmem_cache_free(idr_layer_cache, p);
+       }
+}
+EXPORT_SYMBOL(idr_destroy);
+
 /**
  * idr_find - return pointer for given id
  * @idp: idr handle