1 files changed, 4 insertions, 1 deletions
diff --git a/block/qcow2.h b/block/qcow2.h
index a98d24500b..438a1dee9e 100644
--- a/block/qcow2.h
+++ b/block/qcow2.h
@@ -278,7 +278,10 @@ typedef struct BDRVQcow2State {
     QEMUTimer *cache_clean_timer;
     unsigned cache_clean_interval;
 
-    QLIST_HEAD(QCowClusterAlloc, QCowL2Meta) cluster_allocs;
+    uint8_t *cluster_cache;
+    uint8_t *cluster_data;
+    uint64_t cluster_cache_offset;
+    QLIST_HEAD(, QCowL2Meta) cluster_allocs;
 
     uint64_t *refcount_table;
     uint64_t refcount_table_offset;