437 				 unsigned long req_size,  in try_context_readahead()  argument
448 	if (size <= req_size)  in try_context_readahead()
459 	ra->size = min(size + req_size, max);  in try_context_readahead()
567 		struct folio *folio, unsigned long req_size)  in ondemand_readahead()  argument
581 	if (req_size > max_pages && bdi->io_pages > max_pages)  in ondemand_readahead()
582 		max_pages = min(req_size, bdi->io_pages);  in ondemand_readahead()
622 		ra->size += req_size;  in ondemand_readahead()
631 	if (req_size > max_pages)  in ondemand_readahead()
647 	if (try_context_readahead(ractl->mapping, ra, index, req_size,  in ondemand_readahead()
655 	do_page_cache_ra(ractl, req_size, 0);  in ondemand_readahead()
660 	ra->size = get_init_ra_size(req_size, max_pages);  in ondemand_readahead()
661 	ra->async_size = ra->size > req_size ? ra->size - req_size : ra->size;  in ondemand_readahead()