From: Wei Yang <richardw.yang@xxxxxxxxxxxxxxx>
In case we gets a queued page, the order of block is interrupted. We may
not rely on the complete_round flag to say we have already searched the
whole blocks on the list.
Signed-off-by: Wei Yang <richardw.yang@xxxxxxxxxxxxxxx>
Reviewed-by: Juan Quintela <quintela@xxxxxxxxxx>
Message-Id: <20190605010828.6969-1-richardw.yang@xxxxxxxxxxxxxxx>
Signed-off-by: Juan Quintela <quintela@xxxxxxxxxx>
---
migration/ram.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/migration/ram.c b/migration/ram.c
index 96c84f770a..89eec7ee9d 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -2286,6 +2286,12 @@ static bool get_queued_page(RAMState *rs, PageSearchStatus *pss)
*/
pss->block = block;
pss->page = offset >> TARGET_PAGE_BITS;
+
+ /*
+ * This unqueued page would break the "one round" check, even is
+ * really rare.
+ */
+ pss->complete_round = false;
}
return !!block;
--
2.21.0
