From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48127) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dSTfH-0003dn-AC for qemu-devel@nongnu.org; Tue, 04 Jul 2017 15:39:16 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dSTfE-00082p-6S for qemu-devel@nongnu.org; Tue, 04 Jul 2017 15:39:15 -0400 Received: from mx1.redhat.com ([209.132.183.28]:44134) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dSTfD-00082e-Ve for qemu-devel@nongnu.org; Tue, 04 Jul 2017 15:39:12 -0400 References: <20170628190047.26159-1-dgilbert@redhat.com> <20170628190047.26159-26-dgilbert@redhat.com> From: Maxime Coquelin Message-ID: Date: Tue, 4 Jul 2017 21:38:59 +0200 MIME-Version: 1.0 In-Reply-To: <20170628190047.26159-26-dgilbert@redhat.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [RFC 25/29] vhu: enable = false on get_vring_base List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Dr. David Alan Gilbert (git)" , qemu-devel@nongnu.org, a.perevalov@samsung.com, marcandre.lureau@redhat.com, mst@redhat.com, quintela@redhat.com, peterx@redhat.com, lvivier@redhat.com, aarcange@redhat.com On 06/28/2017 09:00 PM, Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > When we receive a GET_VRING_BASE message set enable = false > to stop any new received packets modifying the ring. > > Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Maxime Coquelin Maxime > --- > contrib/libvhost-user/libvhost-user.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/contrib/libvhost-user/libvhost-user.c b/contrib/libvhost-user/libvhost-user.c > index ceddeac74f..d37052b7b0 100644 > --- a/contrib/libvhost-user/libvhost-user.c > +++ b/contrib/libvhost-user/libvhost-user.c > @@ -652,6 +652,7 @@ vu_get_vring_base_exec(VuDev *dev, VhostUserMsg *vmsg) > vmsg->size = sizeof(vmsg->payload.state); > > dev->vq[index].started = false; > + dev->vq[index].enable = false; > if (dev->iface->queue_set_started) { > dev->iface->queue_set_started(dev, index, false); > } >