1 files changed, 1 insertions, 1 deletions

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 860766421fe8..0bf4c4c06b19 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -1780,7 +1780,7 @@ int ext4_mb_get_buddy_cache_lock(struct super_block *sb, ext4_group_t group)
                  * no block allocation going on in any
                  * of that groups
                  */
-                down_write(&grp->alloc_sem);
+                down_write_nested(&grp->alloc_sem, i);
         }
         return i;
 }