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From: Yuanhan Liu <yuanhan.liu@linux.intel.com>
To: "Xu, Qian Q" <qian.q.xu@intel.com>
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Subject: Re: [dpdk-dev] [PATCH v2 4/7] vhost: add dequeue zero copy
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On Thu, Oct 06, 2016 at 02:37:27PM +0000, Xu, Qian Q wrote:
> this function copy_desc_to_mbuf has changed on the dpdk-next-virtio repo. Based on current dpdk-next-virtio repo, the commit ID is as below: 
> commit b4f7b43cd9d3b6413f41221051d03a23bc5f5fbe
> Author: Zhiyong Yang <zhiyong.yang@intel.com>
> Date:   Thu Sep 29 20:35:49 2016 +0800
> 
> Then you will find the parameter "struct vhost_virtqueue *vq" is removed, so if apply your patch on that commit ID, the build will fail, since no vq definition but we used it in the function. 
> Could you check? Thx. 

I knew that: a rebase is needed, and I have done the rebase (locally);
just haven't sent it out yet.

	--yliu

> 
> == Build lib/librte_table
> /home/qxu10/dpdk-zero/lib/librte_vhost/virtio_net.c: In function 'copy_desc_to_mbuf':
> /home/qxu10/dpdk-zero/lib/librte_vhost/virtio_net.c:745:21: error: 'vq' undeclared (first use in this function)
>    zmbuf = get_zmbuf(vq);
>                      ^
> /home/qxu10/dpdk-zero/lib/librte_vhost/virtio_net.c:745:21: note: each undeclared identifier is reported only once for each function it appears in
> /home/qxu10/dpdk-zero/mk/internal/rte.compile-pre.mk:138: recipe for target 'virtio_net.o' failed
> make[5]: *** [virtio_net.o] Error 1
> /home/qxu10/dpdk-zero/mk/rte.subdir.mk:61: recipe for target 'librte_vhost' failed
> make[4]: *** [librte_vhost] Error 2
> make[4]: *** Waiting for unfinished jobs....
>