diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 8bb68bb..dd7636d 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -11,10 +11,13 @@
 	struct list_head node;
 	s64		 offset;
 	char		 *line;
+	char		 *name;
+	char		 *operands;
 };
 
 void disasm_line__free(struct disasm_line *dl);
 struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos);
+size_t disasm__fprintf(struct list_head *head, FILE *fp);
 
 struct sym_hist {
 	u64		sum;