Revision 9154b02c hw/virtio/dataplane/vring.c

b/hw/virtio/dataplane/vring.c
39 39 

  		





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    vring_init(&vring->vr, virtio_queue_get_num(vdev, n), vring_ptr, 4096);


  		





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    vring->last_avail_idx = 0;


  		





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    vring->last_used_idx = 0;


  		





  
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    vring->last_avail_idx = virtio_queue_get_last_avail_idx(vdev, n);


  		





  
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    vring->last_used_idx = vring->vr.used->idx;


  		





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    vring->signalled_used = 0;


  		





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    vring->signalled_used_valid = false;


  		





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  ......




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    return true;


  		





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}


  		





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void vring_teardown(Vring *vring)


  		





  
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void vring_teardown(Vring *vring, VirtIODevice *vdev, int n)


  		





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{


  		





  
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    virtio_queue_set_last_avail_idx(vdev, n, vring->last_avail_idx);


  		





  
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    hostmem_finalize(&vring->hostmem);


  		





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}


  		





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