361 	int expected_count = 1;  in expected_page_refs()  local
367 	expected_count += is_device_private_page(page);  in expected_page_refs()
369 		expected_count += thp_nr_pages(page) + page_has_private(page);  in expected_page_refs()
371 	return expected_count;  in expected_page_refs()
388 	int expected_count = expected_page_refs(mapping, page) + extra_count;  in migrate_page_move_mapping()  local
393 		if (page_count(page) != expected_count)  in migrate_page_move_mapping()
409 	if (page_count(page) != expected_count || xas_load(&xas) != page) {  in migrate_page_move_mapping()
414 	if (!page_ref_freeze(page, expected_count)) {  in migrate_page_move_mapping()
458 	page_ref_unfreeze(page, expected_count - nr);  in migrate_page_move_mapping()
508 	int expected_count;  in migrate_huge_page_move_mapping()  local
511 	expected_count = 2 + page_has_private(page);  in migrate_huge_page_move_mapping()
512 	if (page_count(page) != expected_count || xas_load(&xas) != page) {  in migrate_huge_page_move_mapping()
517 	if (!page_ref_freeze(page, expected_count)) {  in migrate_huge_page_move_mapping()
529 	page_ref_unfreeze(page, expected_count - 1);  in migrate_huge_page_move_mapping()
747 	int expected_count;  in __buffer_migrate_page()  local
753 	expected_count = expected_page_refs(mapping, page);  in __buffer_migrate_page()
754 	if (page_count(page) != expected_count)  in __buffer_migrate_page()