2552 		pgoff_t last_index)  in filemap_readahead()  argument
2560 	page_cache_async_ra(&ractl, folio, last_index - folio->index);  in filemap_readahead()
2570 	pgoff_t last_index;  in filemap_get_pages()  local
2576 	last_index = DIV_ROUND_UP(iocb->ki_pos + count, PAGE_SIZE);  in filemap_get_pages()
2581 	filemap_get_read_batch(mapping, index, last_index - 1, fbatch);  in filemap_get_pages()
2591 		page_cache_sync_ra(&ractl, last_index - index);  in filemap_get_pages()
2594 		filemap_get_read_batch(mapping, index, last_index - 1, fbatch);  in filemap_get_pages()
2605 		err = filemap_readahead(iocb, filp, mapping, folio, last_index);  in filemap_get_pages()
2619 	trace_mm_filemap_get_pages(mapping, index, last_index - 1);  in filemap_get_pages()
4356 		pgoff_t first_index, pgoff_t last_index, struct cachestat *cs)  in filemap_cachestat()  argument
4365 	xas_for_each(&xas, folio, last_index) {  in filemap_cachestat()
4393 		if (folio_last_index > last_index)  in filemap_cachestat()
4394 			nr_pages -= folio_last_index - last_index;  in filemap_cachestat()
4507 	pgoff_t first_index, last_index;  in SYSCALL_DEFINE4()  local
4527 	last_index =  in SYSCALL_DEFINE4()
4531 	filemap_cachestat(mapping, first_index, last_index, &cs);  in SYSCALL_DEFINE4()