[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v2 5/5] virtio-balloon: Unregister savevm section on
From: |
Amit Shah |
Subject: |
[Qemu-devel] [PATCH v2 5/5] virtio-balloon: Unregister savevm section on device unplug |
Date: |
Thu, 28 Jul 2011 11:47:16 +0530 |
Migrating after unplugging a virtio-balloon device resulted in an error
message on the destination:
Unknown savevm section or instance '0000:00:04.0/virtio-balloon' 0
load of migration failed
Fix this by unregistering the section on device unplug.
Signed-off-by: Amit Shah <address@hidden>
---
hw/virtio-balloon.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/hw/virtio-balloon.c b/hw/virtio-balloon.c
index 0ce0049..072a88a 100644
--- a/hw/virtio-balloon.c
+++ b/hw/virtio-balloon.c
@@ -45,6 +45,7 @@ typedef struct VirtIOBalloon
size_t stats_vq_offset;
MonitorCompletion *stats_callback;
void *stats_opaque_callback_data;
+ DeviceState *qdev;
} VirtIOBalloon;
static VirtIOBalloon *to_virtio_balloon(VirtIODevice *vdev)
@@ -292,6 +293,7 @@ VirtIODevice *virtio_balloon_init(DeviceState *dev)
reset_stats(s);
+ s->qdev = dev;
register_savevm(dev, "virtio-balloon", -1, 1,
virtio_balloon_save, virtio_balloon_load, s);
@@ -300,5 +302,7 @@ VirtIODevice *virtio_balloon_init(DeviceState *dev)
void virtio_balloon_exit(VirtIODevice *vdev)
{
+ VirtIOBalloon *s = DO_UPCAST(VirtIOBalloon, vdev, vdev);
+ unregister_savevm(s->qdev, "virtio-balloon", s);
virtio_cleanup(vdev);
}
--
1.7.6
- [Qemu-devel] [PATCH v2 1/5] balloon: Don't allow multiple balloon handler registrations, (continued)
- [Qemu-devel] [PATCH v2 1/5] balloon: Don't allow multiple balloon handler registrations, Amit Shah, 2011/07/28
- [Qemu-devel] [PATCH v2 2/5] virtio-balloon: Check if balloon registration failed, Amit Shah, 2011/07/28
- [Qemu-devel] [PATCH v2 3/5] balloon: Ignore negative balloon values, Amit Shah, 2011/07/28
- [Qemu-devel] [PATCH v2 4/5] virtio-balloon: Add exit handler, fix memleaks, Amit Shah, 2011/07/28
- Re: [Qemu-devel] [PATCH v2 4/5] virtio-balloon: Add exit handler, fix memleaks, Markus Armbruster, 2011/07/28
- [Qemu-devel] [PATCH v2 5/5] virtio-balloon: Unregister savevm section on device unplug,
Amit Shah <=
Re: [Qemu-devel] [PATCH v2 0/5] balloon: fix memleaks, invalid arguments, unplug, Markus Armbruster, 2011/07/28
Re: [Qemu-devel] [PATCH v2 0/5] balloon: fix memleaks, invalid arguments, unplug, Michael S. Tsirkin, 2011/07/28