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-rw-r--r--block_int.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/block_int.h b/block_int.h
index 907e864..9a3b2e0 100644
--- a/block_int.h
+++ b/block_int.h
@@ -117,6 +117,9 @@ struct BlockDriver {
/* Returns number of errors in image, -errno for internal errors */
int (*bdrv_check)(BlockDriverState* bs);
+ /* Set if newly created images are not guaranteed to contain only zeros */
+ int no_zero_init;
+
struct BlockDriver *next;
};