On Thu, Aug 22, 2013 at 02:47:16PM +0800, yinyin wrote:
> virtqueue_get_avail_bytes: when found a indirect desc, we need loop over it.
> /* loop over the indirect descriptor table */
> indirect = 1;
> max = vring_desc_len(desc_pa, i) / sizeof(VRingDesc);
> num_bufs = i = 0;
> desc_pa = vring_desc_addr(desc_pa, i);
> But, It init i to 0, then use i to update desc_pa. so we will always get:
> desc_pa = vring_desc_addr(desc_pa, 0);
> the last two line should swap.
>
> Signed-off-by: Yin Yin <yin....@cs2c.com.cn>
Applied, thanks everyone
> ---
> hw/virtio/virtio.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
> index f03c45d..2f1e73b 100644
> --- a/hw/virtio/virtio.c
> +++ b/hw/virtio/virtio.c
> @@ -377,8 +377,8 @@ void virtqueue_get_avail_bytes(VirtQueue *vq, unsigned
> int *in_bytes,
> /* loop over the indirect descriptor table */
> indirect = 1;
> max = vring_desc_len(desc_pa, i) / sizeof(VRingDesc);
> - num_bufs = i = 0;
> desc_pa = vring_desc_addr(desc_pa, i);
> + num_bufs = i = 0;
> }
>
> do {
> --
> 1.7.12.4 (Apple Git-37)
