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virtio: invoke set_features on load

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After migration, vhost was not getting features
acked because set_features callback was never invoked.
The fix is just to invoke that callback.

Reported-by: David L Stevens <dlstevens@us.ibm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: David L Stevens <dlstevens@us.ibm.com>
This commit is contained in:
Michael S. Tsirkin 2010-05-09 19:42:09 +03:00
parent c3f8f61157
commit fae054b070
1 changed files with 2 additions and 0 deletions
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hw/virtio.c
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@ -677,6 +677,8 @@ int virtio_load(VirtIODevice *vdev, QEMUFile *f)
features, supported_features); features, supported_features);
return -1; return -1;
} }
if (vdev->set_features)
vdev->set_features(vdev, features);
vdev->guest_features = features; vdev->guest_features = features;
vdev->config_len = qemu_get_be32(f); vdev->config_len = qemu_get_be32(f);
qemu_get_buffer(f, vdev->config, vdev->config_len); qemu_get_buffer(f, vdev->config, vdev->config_len);