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| author | Greg Kurz <gkurz@linux.vnet.ibm.com> | 2014-06-24 19:20:08 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2014-06-29 19:39:41 +0300 |
| commit | 9ea2511c8542b875e89ab73d18480d42d6129a8c (patch) | |
| tree | 1fd5c7fbb74a619d6b4898e15f58e8f75f9b193b | |
| parent | 13c6855ab06b910a3a320b0e8f2b5f7ae8e2f351 (diff) | |
| download | qemu-9ea2511c8542b875e89ab73d18480d42d6129a8c.tar.gz | |
virtio-balloon: implement per-device migration calls
Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
| -rw-r--r-- | hw/virtio/virtio-balloon.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c index 165592e1d7..e0ed5eee03 100644 --- a/hw/virtio/virtio-balloon.c +++ b/hw/virtio/virtio-balloon.c @@ -325,10 +325,12 @@ static void virtio_balloon_to_target(void *opaque, ram_addr_t target) static void virtio_balloon_save(QEMUFile *f, void *opaque) { - VirtIOBalloon *s = VIRTIO_BALLOON(opaque); - VirtIODevice *vdev = VIRTIO_DEVICE(s); + virtio_save(VIRTIO_DEVICE(opaque), f); +} - virtio_save(vdev, f); +static void virtio_balloon_save_device(VirtIODevice *vdev, QEMUFile *f) +{ + VirtIOBalloon *s = VIRTIO_BALLOON(vdev); qemu_put_be32(f, s->num_pages); qemu_put_be32(f, s->actual); @@ -336,17 +338,16 @@ static void virtio_balloon_save(QEMUFile *f, void *opaque) static int virtio_balloon_load(QEMUFile *f, void *opaque, int version_id) { - VirtIOBalloon *s = VIRTIO_BALLOON(opaque); - VirtIODevice *vdev = VIRTIO_DEVICE(s); - int ret; - if (version_id != 1) return -EINVAL; - ret = virtio_load(vdev, f, version_id); - if (ret) { - return ret; - } + return virtio_load(VIRTIO_DEVICE(opaque), f, version_id); +} + +static int virtio_balloon_load_device(VirtIODevice *vdev, QEMUFile *f, + int version_id) +{ + VirtIOBalloon *s = VIRTIO_BALLOON(vdev); s->num_pages = qemu_get_be32(f); s->actual = qemu_get_be32(f); @@ -416,6 +417,8 @@ static void virtio_balloon_class_init(ObjectClass *klass, void *data) vdc->get_config = virtio_balloon_get_config; vdc->set_config = virtio_balloon_set_config; vdc->get_features = virtio_balloon_get_features; + vdc->save = virtio_balloon_save_device; + vdc->load = virtio_balloon_load_device; } static const TypeInfo virtio_balloon_info = { |