+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+#define show_root_type(obj) \
+ obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) || \
+ (obj >= BTRFS_ROOT_TREE_OBJECTID && \
+ obj <= BTRFS_CSUM_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
+#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0)) */