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Diffstat (limited to 'include/linux/interval_tree.h')
-rw-r--r--include/linux/interval_tree.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/interval_tree.h b/include/linux/interval_tree.h
index 2b8026a39906..9d5791e9f737 100644
--- a/include/linux/interval_tree.h
+++ b/include/linux/interval_tree.h
@@ -20,6 +20,10 @@ interval_tree_remove(struct interval_tree_node *node,
struct rb_root_cached *root);
extern struct interval_tree_node *
+interval_tree_subtree_search(struct interval_tree_node *node,
+ unsigned long start, unsigned long last);
+
+extern struct interval_tree_node *
interval_tree_iter_first(struct rb_root_cached *root,
unsigned long start, unsigned long last);