--- zzzz-none-000/linux-3.10.107/drivers/md/persistent-data/dm-bitset.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/md/persistent-data/dm-bitset.h	2021-02-04 17:41:59.000000000 +0000
@@ -71,6 +71,7 @@
 	uint64_t current_bits;
 
 	bool current_index_set:1;
+	bool dirty:1;
 };
 
 /*