1395 					   struct page *tree_page)  in try_to_merge_two_pages()  argument
1402 							tree_page, page);  in try_to_merge_two_pages()
1440 	struct page *_tree_page, *tree_page = NULL;  in stable_node_dup()  local
1473 					put_page(tree_page);  in stable_node_dup()
1476 				tree_page = _tree_page;  in stable_node_dup()
1549 	return tree_page;  in stable_node_dup()
1613 	struct page *tree_page;  in chain()  local
1615 	tree_page = __stable_node_chain(s_n_d, &s_n, root, false);  in chain()
1618 	return tree_page;  in chain()
1653 		struct page *tree_page;  in stable_tree_search()  local
1659 		tree_page = chain_prune(&stable_node_dup, &stable_node,	root);  in stable_tree_search()
1693 			tree_page = get_ksm_page(stable_node_any,  in stable_tree_search()
1697 		if (!tree_page) {  in stable_tree_search()
1710 		ret = memcmp_pages(page, tree_page);  in stable_tree_search()
1711 		put_page(tree_page);  in stable_tree_search()
1754 			tree_page = get_ksm_page(stable_node_dup,  in stable_tree_search()
1757 			if (PTR_ERR(tree_page) == -EBUSY)  in stable_tree_search()
1760 			if (unlikely(!tree_page))  in stable_tree_search()
1766 			unlock_page(tree_page);  in stable_tree_search()
1770 				put_page(tree_page);  in stable_tree_search()
1773 			return tree_page;  in stable_tree_search()
1898 		struct page *tree_page;  in stable_tree_insert()  local
1904 		tree_page = chain(&stable_node_dup, stable_node, root);  in stable_tree_insert()
1926 			tree_page = get_ksm_page(stable_node_any,  in stable_tree_insert()
1930 		if (!tree_page) {  in stable_tree_insert()
1943 		ret = memcmp_pages(kpage, tree_page);  in stable_tree_insert()
1944 		put_page(tree_page);  in stable_tree_insert()
2015 		struct page *tree_page;  in unstable_tree_search_insert()  local
2020 		tree_page = get_mergeable_page(tree_rmap_item);  in unstable_tree_search_insert()
2021 		if (!tree_page)  in unstable_tree_search_insert()
2027 		if (page == tree_page) {  in unstable_tree_search_insert()
2028 			put_page(tree_page);  in unstable_tree_search_insert()
2032 		ret = memcmp_pages(page, tree_page);  in unstable_tree_search_insert()
2036 			put_page(tree_page);  in unstable_tree_search_insert()
2039 			put_page(tree_page);  in unstable_tree_search_insert()
2042 			   page_to_nid(tree_page) != nid) {  in unstable_tree_search_insert()
2048 			put_page(tree_page);  in unstable_tree_search_insert()
2051 			*tree_pagep = tree_page;  in unstable_tree_search_insert()
2118 	struct page *tree_page = NULL;  in cmp_and_merge_page()  local
2216 		unstable_tree_search_insert(rmap_item, page, &tree_page);  in cmp_and_merge_page()
2221 						tree_rmap_item, tree_page);  in cmp_and_merge_page()
2233 			&& compound_head(page) == compound_head(tree_page);  in cmp_and_merge_page()
2234 		put_page(tree_page);  in cmp_and_merge_page()