diff options
| -rw-r--r-- | drivers/virtio/virtio_ring.c | 16 | ||||
| -rw-r--r-- | include/linux/virtio.h | 3 |
2 files changed, 19 insertions, 0 deletions
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index 0d3c737..55532a4 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -827,4 +827,20 @@ void virtio_break_device(struct virtio_device *dev) } EXPORT_SYMBOL_GPL(virtio_break_device); +void *virtqueue_get_avail(struct virtqueue *_vq) +{ + struct vring_virtqueue *vq = to_vvq(_vq); + + return vq->vring.avail; +} +EXPORT_SYMBOL_GPL(virtqueue_get_avail); + +void *virtqueue_get_used(struct virtqueue *_vq) +{ + struct vring_virtqueue *vq = to_vvq(_vq); + + return vq->vring.used; +} +EXPORT_SYMBOL_GPL(virtqueue_get_used); + MODULE_LICENSE("GPL"); diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 149284e..d6359a5 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -75,6 +75,9 @@ unsigned int virtqueue_get_vring_size(struct virtqueue *vq); bool virtqueue_is_broken(struct virtqueue *vq); +void *virtqueue_get_avail(struct virtqueue *vq); +void *virtqueue_get_used(struct virtqueue *vq); + /** * virtio_device - representation of a device using virtio * @index: unique position on the virtio bus |