diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index 357535a5c89ce8b80ee962d5d5ac92f803e6c1a5..c3a314deb09d7c35c0617cbcb1bce7ef1b9f2f46 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -734,17 +734,17 @@ static unsigned long bch_mca_scan(struct shrinker *shrink,
 
 	i = 0;
 	btree_cache_used = c->btree_cache_used;
-	list_for_each_entry_safe(b, t, &c->btree_cache_freeable, list) {
+	list_for_each_entry_safe_reverse(b, t, &c->btree_cache_freeable, list) {
 		if (nr <= 0)
 			goto out;
 
-		if (++i > 3 &&
-		    !mca_reap(b, 0, false)) {
+		if (!mca_reap(b, 0, false)) {
 			mca_data_free(b);
 			rw_unlock(true, b);
 			freed++;
 		}
 		nr--;
+		i++;
 	}
 
 	for (;  (nr--) && i < btree_cache_used; i++) {