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virtio_ring: split: introduce vring_free_split() 

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>
Message-Id: <20220801063902.129329-10-xuanzhuo@linux.alibaba.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xuan Zhuo 2022-08-01 14:38:29 +08:00 committed by Michael S. Tsirkin
parent cd4c812acb
commit 89f05d94a3
1 changed files with 11 additions and 0 deletions
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11
drivers/virtio/virtio_ring.c
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@ -937,6 +937,17 @@ 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,