diff --git a/mm/readahead.c b/mm/readahead.c
index 20d36d6b055e..973de2551efe 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -468,20 +468,12 @@ void page_cache_ra_order(struct readahead_control *ractl,
 	unsigned int nofs;
 	int err = 0;
 	gfp_t gfp = readahead_gfp_mask(mapping);
-	unsigned int min_ra_size = max(4, mapping_min_folio_nrpages(mapping));
 
-	/*
-	 * Fallback when size < min_nrpages as each folio should be
-	 * at least min_nrpages anyway.
-	 */
-	if (!mapping_large_folio_support(mapping) || ra->size < min_ra_size)
+	if (!mapping_large_folio_support(mapping))
 		goto fallback;
 
 	limit = min(limit, index + ra->size - 1);
 
-	if (new_order < mapping_max_folio_order(mapping))
-		new_order += 2;
-
 	new_order = min(mapping_max_folio_order(mapping), new_order);
 	new_order = min_t(unsigned int, new_order, ilog2(ra->size));
 	new_order = max(new_order, min_order);
@@ -683,6 +675,7 @@ void page_cache_async_ra(struct readahead_control *ractl,
 	ra->size = get_next_ra_size(ra, max_pages);
 	ra->async_size = ra->size;
 readit:
+	order += 2;
 	ractl->_index = ra->start;
 	page_cache_ra_order(ractl, ra, order);
 }