Signed-off-by: Denis Plotnikov <[email protected]>
---
include/exec/ram_addr.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/include/exec/ram_addr.h b/include/exec/ram_addr.h
index 6cbc02aa0f..5b403d537d 100644
--- a/include/exec/ram_addr.h
+++ b/include/exec/ram_addr.h
@@ -36,6 +36,8 @@ struct RAMBlock {
char idstr[256];
/* RCU-enabled, writes protected by the ramlist lock */
QLIST_ENTRY(RAMBlock) next;
+ /* blocks used for background snapshot */
+ QLIST_ENTRY(RAMBlock) bgs_next;
QLIST_HEAD(, RAMBlockNotifier) ramblock_notifiers;
int fd;
size_t page_size;
@@ -49,6 +51,11 @@ struct RAMBlock {
unsigned long *unsentmap;
/* bitmap of already received pages in postcopy */
unsigned long *receivedmap;
+ /* The following 2 are for background snapshot */
+ /* Pages currently being copied */
+ unsigned long *touched_map;
+ /* Pages has been copied already */
+ unsigned long *copied_map;
};
static inline bool offset_in_ramblock(RAMBlock *b, ram_addr_t offset)
--
2.17.0
