[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH] migratioin/ram.c: reset complete_round when we gets
From: |
Wei Yang |
Subject: |
[Qemu-devel] [PATCH] migratioin/ram.c: reset complete_round when we gets a queued page |
Date: |
Wed, 5 Jun 2019 09:08:28 +0800 |
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 <address@hidden>
---
migration/ram.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/migration/ram.c b/migration/ram.c
index d881981876..e9b40d636d 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -2290,6 +2290,12 @@ 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;
--
2.19.1
- [Qemu-devel] [PATCH] migratioin/ram.c: reset complete_round when we gets a queued page,
Wei Yang <=
Re: [Qemu-devel] [PATCH] migratioin/ram.c: reset complete_round when we gets a queued page, Philippe Mathieu-Daudé, 2019/06/05