leak_balloon 456 drivers/virtio/virtio_balloon.c diff += leak_balloon(vb, -diff); leak_balloon 793 drivers/virtio/virtio_balloon.c return leak_balloon(vb, pages_to_free * VIRTIO_BALLOON_PAGES_PER_PAGE) / leak_balloon 974 drivers/virtio/virtio_balloon.c leak_balloon(vb, vb->num_pages);