1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/ext2_fs_sb.h b/include/linux/ext2_fs_sb.h
index f273415ab6f1..dc541f3653d1 100644
--- a/include/linux/ext2_fs_sb.h
+++ b/include/linux/ext2_fs_sb.h
@@ -108,4 +108,10 @@ struct ext2_sb_info {
         struct ext2_reserve_window_node s_rsv_window_head;
 };
 
+static inline spinlock_t *
+sb_bgl_lock(struct ext2_sb_info *sbi, unsigned int block_group)
+{
+        return bgl_lock_ptr(&sbi->s_blockgroup_lock, block_group);
+}
+
 #endif  /* _LINUX_EXT2_FS_SB */