---

yaml
---
r: 331557
b: refs/heads/master
c: 01fc48e
h: refs/heads/master
i:
  331555: 3b4672c
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ecb94f5fdf4b72547fca022421a9dca1672bddd4
+refs/heads/master: 01fc48e8929e45e67527200017cff4e74e4ba054

trunk/fs/ext4/mballoc.c

@@ -1862,17 +1862,20 @@ static int ext4_mb_good_group(struct ext4_allocation_context *ac,
 
 	BUG_ON(cr < 0 || cr >= 4);
 
+	free = grp->bb_free;
+	if (free == 0)
+		return 0;
+	if (cr <= 2 && free < ac->ac_g_ex.fe_len)
+		return 0;
+
 	/* We only do this if the grp has never been initialized */
 	if (unlikely(EXT4_MB_GRP_NEED_INIT(grp))) {
 		int ret = ext4_mb_init_group(ac->ac_sb, group);
 		if (ret)
 			return 0;
 	}
 
-	free = grp->bb_free;
 	fragments = grp->bb_fragments;
-	if (free == 0)
-		return 0;
 	if (fragments == 0)
 		return 0;