From 797060ec427c83ce4a64a0278a1e6077dfed683a Mon Sep 17 00:00:00 2001 From: "Matthew Wilcox (Oracle)" Date: Fri, 1 Nov 2019 22:21:54 -0400 Subject: radix tree: Remove radix_tree_iter_find This API is unsafe to use under the RCU lock. With no in-tree users remaining, remove it to prevent future bugs. Signed-off-by: Matthew Wilcox (Oracle) --- include/linux/radix-tree.h | 18 ------------------ 1 file changed, 18 deletions(-) (limited to 'include') diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h index b5116013f27e..63e62372443a 100644 --- a/include/linux/radix-tree.h +++ b/include/linux/radix-tree.h @@ -315,24 +315,6 @@ radix_tree_iter_lookup(const struct radix_tree_root *root, return radix_tree_next_chunk(root, iter, RADIX_TREE_ITER_CONTIG); } -/** - * radix_tree_iter_find - find a present entry - * @root: radix tree root - * @iter: iterator state - * @index: start location - * - * This function returns the slot containing the entry with the lowest index - * which is at least @index. If @index is larger than any present entry, this - * function returns NULL. The @iter is updated to describe the entry found. - */ -static inline void __rcu ** -radix_tree_iter_find(const struct radix_tree_root *root, - struct radix_tree_iter *iter, unsigned long index) -{ - radix_tree_iter_init(iter, index); - return radix_tree_next_chunk(root, iter, 0); -} - /** * radix_tree_iter_retry - retry this chunk of the iteration * @iter: iterator state -- cgit v1.2.3