Re: [PATCH v12 07/40] virtio_ring: split: introduce vring_free_split()

Jason Wang
2022-07-21T07:09:17Z

在 2022/7/20 11:04, Xuan Zhuo 写道:
> Free the structure struct vring_vritqueue_split.
>
> Subsequent patches require it.
>
> Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>

Acked-by: Jason Wang <jasowang@redhat.com>

> ---
> drivers/virtio/virtio_ring.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
> index 87ce17562b29..c94c5461e702 100644
> --- a/drivers/virtio/virtio_ring.c
> +++ b/drivers/virtio/virtio_ring.c
> @@ -939,6 +939,17 @@ static void *virtqueue_detach_unused_buf_split(struct virtqueue *_vq)
> return NULL;
> }
>
> +static void vring_free_split(struct vring_virtqueue_split *vring_split,
> + struct virtio_device *vdev)
> +{
> + vring_free_queue(vdev, vring_split->queue_size_in_bytes,
> + vring_split->vring.desc,
> + vring_split->queue_dma_addr);
> +
> + kfree(vring_split->desc_state);
> + kfree(vring_split->desc_extra);
> +}
> +
> static struct virtqueue *vring_create_virtqueue_split(
> unsigned int index,
> unsigned int num,