diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index e3726aca28ed..cd4da9535aed 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -134,14 +134,9 @@ static void nilfs_segctor_do_flush(struct nilfs_sc_info *, int);
 static void nilfs_segctor_do_immediate_flush(struct nilfs_sc_info *);
 static void nilfs_dispose_list(struct the_nilfs *, struct list_head *, int);
 
-#define nilfs_cnt32_gt(a, b)   \
-	(typecheck(__u32, a) && typecheck(__u32, b) && \
-	 ((__s32)(b) - (__s32)(a) < 0))
 #define nilfs_cnt32_ge(a, b)   \
 	(typecheck(__u32, a) && typecheck(__u32, b) && \
 	 ((__s32)(a) - (__s32)(b) >= 0))
-#define nilfs_cnt32_lt(a, b)  nilfs_cnt32_gt(b, a)
-#define nilfs_cnt32_le(a, b)  nilfs_cnt32_ge(b, a)
 
 static int nilfs_prepare_segment_lock(struct super_block *sb,
 				      struct nilfs_transaction_info *ti)