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-rw-r--r--block/qcow2.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/qcow2.h b/block/qcow2.h
index 182341483a..f8aeb08794 100644
--- a/block/qcow2.h
+++ b/block/qcow2.h
@@ -251,6 +251,7 @@ typedef struct BDRVQcow2State {
uint64_t *refcount_table;
uint64_t refcount_table_offset;
uint32_t refcount_table_size;
+ uint32_t max_refcount_table_index; /* Last used entry in refcount_table */
uint64_t free_cluster_index;
uint64_t free_byte_offset;