[PATCH v3 07/10] export radix_tree_iter_tag_set

[Josef Bacik <josef@toxicpanda.com>]

From: Josef Bacik <jbacik@fb.com>

We use this in btrfs for metadata writeback.

Acked-by: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
---
 lib/radix-tree.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 8b1feca1230a..0c1cde9fcb69 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -1459,6 +1459,7 @@ void radix_tree_iter_tag_set(struct radix_tree_root *root,
 {
 	node_tag_set(root, iter->node, tag, iter_offset(iter));
 }
+EXPORT_SYMBOL(radix_tree_iter_tag_set);
 
 static void node_tag_clear(struct radix_tree_root *root,
 				struct radix_tree_node *node,
-- 
2.7.5