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Commit 6c4bd68a authored by Ross Zwisler's avatar Ross Zwisler Committed by Linus Torvalds
Browse files

radix-tree: remove unused looping macros 



radix_tree_for_each_chunk() and radix_tree_for_each_chunk_slot() have
never been used in the kernel since their introduction in 2012, so
remove them.

Signed-off-by: default avatarRoss Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: default avatarMatthew Wilcox <willy@linux.intel.com>
Cc: Konstantin Khlebnikov <koct9i@gmail.com>
Cc: Kirill Shutemov <kirill.shutemov@linux.intel.com>
Cc: Jan Kara <jack@suse.com>
Cc: Neil Brown <neilb@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 7f308671

include/linux/radix-tree.h

+0 −28
Original line number Diff line number Diff line
@@ -478,34 +478,6 @@ radix_tree_next_slot(void **slot, struct radix_tree_iter *iter, unsigned flags) 
	return NULL;

}



/**

 * radix_tree_for_each_chunk - iterate over chunks

 *

 * @slot:	the void** variable for pointer to chunk first slot

 * @root:	the struct radix_tree_root pointer

 * @iter:	the struct radix_tree_iter pointer

 * @start:	iteration starting index

 * @flags:	RADIX_TREE_ITER_* and tag index

 *

 * Locks can be released and reacquired between iterations.

 */

#define radix_tree_for_each_chunk(slot, root, iter, start, flags)	\

	for (slot = radix_tree_iter_init(iter, start) ;			\

	      (slot = radix_tree_next_chunk(root, iter, flags)) ;)



/**

 * radix_tree_for_each_chunk_slot - iterate over slots in one chunk

 *

 * @slot:	the void** variable, at the beginning points to chunk first slot

 * @iter:	the struct radix_tree_iter pointer

 * @flags:	RADIX_TREE_ITER_*, should be constant

 *

 * This macro is designed to be nested inside radix_tree_for_each_chunk().

 * @slot points to the radix tree slot, @iter->index contains its index.

 */

#define radix_tree_for_each_chunk_slot(slot, iter, flags)		\

	for (; slot ; slot = radix_tree_next_slot(slot, iter, flags))



/**

 * radix_tree_for_each_slot - iterate over non-empty slots

 *