virtio: Introduce virtio_max_dma_size()

[sfrench/cifs-2.6.git] / include / linux / virtio.h

diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index fa1b5da2804e6041df3b8f47e5ce0c7ddf828a54..673fe3ef360788642edf1f4c448f3618a556373f 100644 (file)
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -157,6 +157,8 @@ int virtio_device_freeze(struct virtio_device *dev);
 int virtio_device_restore(struct virtio_device *dev);
 #endif
 
+size_t virtio_max_dma_size(struct virtio_device *vdev);
+
 #define virtio_device_for_each_vq(vdev, vq) \
        list_for_each_entry(vq, &vdev->vqs, list)