Signed-off-by: Peter Lieven <p...@kamp.de>
---
include/block/block.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/block/block.h b/include/block/block.h
index 297ec1e..aceb780 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -18,6 +18,11 @@ typedef struct BlockDriverInfo {
/* offset at which the VM state can be saved (0 if not possible) */
int64_t vm_state_offset;
bool is_dirty;
+ /* do discarded blocks read back as zeroes? */
+ bool discard_zeroes;
+ /* maximum number of sectors that can be discarded at once */
+ int max_unmap;
+
} BlockDriverInfo;
typedef struct BlockFragInfo {
--
1.7.9.5
