diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 734c6a880633..94939a5a96c8 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -2514,6 +2514,20 @@ static bool __has_curseg_space(struct f2fs_sb_info *sbi, int type)
 	return false;
 }
 
+#if 0
+int rw_hint_to_seg_type(enum rw_hint hint)
+{
+	switch (hint) {
+	case WRITE_LIFE_SHORT:
+		return CURSEG_HOT_DATA;
+	case WRITE_LIFE_EXTREME:
+		return CURSEG_COLD_DATA;
+	default:
+		return CURSEG_WARM_DATA;
+	}
+}
+#endif
+
 static int __get_segment_type_2(struct f2fs_io_info *fio)
 {
 	if (fio->type == DATA)
@@ -2548,6 +2562,7 @@ static int __get_segment_type_6(struct f2fs_io_info *fio)
 			return CURSEG_COLD_DATA;
 		if (is_inode_flag_set(inode, FI_HOT_DATA))
 			return CURSEG_HOT_DATA;
+		/* rw_hint_to_seg_type(inode->i_write_hint); */
 		return CURSEG_WARM_DATA;
 	} else {
 		if (IS_DNODE(fio->page))