From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Monjalon <thomas.monjalon-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v2 3/5] vhost: enable promisc mode and
	config	VMDQ offload register for multicast feature
Date: Wed, 14 Jan 2015 17:37:28 +0100
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Hi Huawei,

2015-01-08 10:07, Xie, Huawei:
> CTRL_RX is dependent on CTRL_VQ.
> CTRL_VQ should be enabled if CTRL_RX is enabled.
> Observed that virtio-net driver will crash if CTRL_VQ isn't enabled in vhost-user case.
> 	/* Caller should know better */
> 	BUG_ON(!virtio_has_feature(vi->vdev, VIRTIO_NET_F_CTRL_VQ) ||
> 		(out + in > VIRTNET_SEND_COMMAND_SG_MAX)); 

Do you plan to send a patch?

-- 
Thomas