Commit 6356f8bb authored by Xuan Zhuo's avatar Xuan Zhuo Committed by Michael S. Tsirkin
Browse files

virtio_ring: packed: introduce vring_free_packed 



Free the structure struct vring_vritqueue_packed.

Subsequent patches require it.

Signed-off-by: default avatarXuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: default avatarJason Wang <jasowang@redhat.com>
Message-Id: <20220801063902.129329-18-xuanzhuo@linux.alibaba.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 6fea20e5

drivers/virtio/virtio_ring.c

+22 −0
Original line number Diff line number Diff line
@@ -1832,6 +1832,28 @@ static struct vring_desc_extra *vring_alloc_desc_extra(unsigned int num) 
	return desc_extra;

}



static void vring_free_packed(struct vring_virtqueue_packed *vring_packed,

			      struct virtio_device *vdev)

{

	if (vring_packed->vring.desc)

		vring_free_queue(vdev, vring_packed->ring_size_in_bytes,

				 vring_packed->vring.desc,

				 vring_packed->ring_dma_addr);



	if (vring_packed->vring.driver)

		vring_free_queue(vdev, vring_packed->event_size_in_bytes,

				 vring_packed->vring.driver,

				 vring_packed->driver_event_dma_addr);



	if (vring_packed->vring.device)

		vring_free_queue(vdev, vring_packed->event_size_in_bytes,

				 vring_packed->vring.device,

				 vring_packed->device_event_dma_addr);



	kfree(vring_packed->desc_state);

	kfree(vring_packed->desc_extra);

}



static struct virtqueue *vring_create_virtqueue_packed(

	unsigned int index,

	unsigned int num,