---

yaml --- r: 7343 b: refs/heads/master c: 32605a1 h: refs/heads/master i: 7341: c243c47 7339: 85c4921 7335: ad3986a 7327: 6c9f20e v: v3
git-mirror · Sep 7, 2005 · 4ebce3c · 4ebce3c
1 parent 2eead8c
commit 4ebce3c
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Showing 2 changed files with 10 additions and 9 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 201b6264ff3865090747f58f48e087c3a35e0dbc
+refs/heads/master: 32605a18152b246df483fadc1c23854addde8755
diff --git a/trunk/lib/radix-tree.c b/trunk/lib/radix-tree.c
@@ -418,15 +418,16 @@ EXPORT_SYMBOL(radix_tree_tag_clear);
 
 #ifndef __KERNEL__	/* Only the test harness uses this at present */
 /**
- *	radix_tree_tag_get - get a tag on a radix tree node
- *	@root:		radix tree root
- *	@index:		index key
- *	@tag: 		tag index
+ * radix_tree_tag_get - get a tag on a radix tree node
+ * @root:		radix tree root
+ * @index:		index key
+ * @tag: 		tag index
  *
- *	Return the search tag corresponging to @index in the radix tree.
+ * Return values:
  *
- *	Returns zero if the tag is unset, or if there is no corresponding item
- *	in the tree.
+ *  0: tag not present
+ *  1: tag present, set
+ * -1: tag present, unset
  */
 int radix_tree_tag_get(struct radix_tree_root *root,
 			unsigned long index, int tag)
@@ -460,7 +461,7 @@ int radix_tree_tag_get(struct radix_tree_root *root,
 			int ret = tag_get(slot, tag, offset);
 
 			BUG_ON(ret && saw_unset_tag);
-			return ret;
+			return ret ? 1 : -1;
 		}
 		slot = slot->slots[offset];
 		shift -= RADIX_TREE_MAP_SHIFT;