[Qemu-devel] [PATCH v2 3/5] block: Change BlockDriverInfo.cluster_size to 64 bits

[Fam Zheng]

VMDK could have big cluster_size for monolithicFlat. It implements
.bdrv_get_info now, a 32 bit field is likely to overflow.

Signed-off-by: Fam Zheng <address@hidden>
---
 include/block/block.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/block/block.h b/include/block/block.h
index 826b5da..3eb4e54 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -14,7 +14,7 @@ typedef struct BlockJob BlockJob;
 
 typedef struct BlockDriverInfo {
     /* in bytes, 0 if irrelevant */
-    int cluster_size;
+    int64_t cluster_size;
     /* offset at which the VM state can be saved (0 if not possible) */
     int64_t vm_state_offset;
     bool is_dirty;
-- 
1.8.5.4