From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ian Jackson <ian.jackson@eu.citrix.com>
Subject: Re: Device model operation hypercall (DMOP,
 re qemu depriv) [and 1 more messages]
Date: Wed, 21 Sep 2016 14:24:25 +0100
Message-ID: <22498.35337.559983.44739@mariner.uk.xensource.com>
References: <579A3A62.1020700@citrix.com>
 <22431.13158.46970.556765@mariner.uk.xensource.com>
 <57D2D23E.9010601@citrix.com>
 <57D6D889020000780010E195@prv-mh.provo.novell.com>
 <57D8244F.3070707@citrix.com>
 <57D939C4020000780010EB58@prv-mh.provo.novell.com>
 <22498.27970.77634.32169@mariner.uk.xensource.com>
 <a3763bea-ab9f-b236-f065-330157efb3eb@citrix.com>
 <57E29217020000780011107C@prv-mh.provo.novell.com>
 <57E291560200007800111079@prv-mh.provo.novell.com>
 <22498.31668.759371.426295@mariner.uk.xensource.com>
 <57E29DA90200007800111115@prv-mh.provo.novell.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xen.org>
Received: from mail6.bemta6.messagelabs.com ([193.109.254.103])
 by lists.xenproject.org with esmtp (Exim 4.84_2)
 (envelope-from <prvs=06512f0f4=Ian.Jackson@citrix.com>)
 id 1bmhVo-0006iJ-Km
 for xen-devel@lists.xenproject.org; Wed, 21 Sep 2016 13:24:32 +0000
In-Reply-To: <57E29DA90200007800111115@prv-mh.provo.novell.com>
List-Unsubscribe: <https://lists.xen.org/cgi-bin/mailman/options/xen-devel>,
 <mailto:xen-devel-request@lists.xen.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xen.org>
List-Help: <mailto:xen-devel-request@lists.xen.org?subject=help>
List-Subscribe: <https://lists.xen.org/cgi-bin/mailman/listinfo/xen-devel>,
 <mailto:xen-devel-request@lists.xen.org?subject=subscribe>
Errors-To: xen-devel-bounces@lists.xen.org
Sender: "Xen-devel" <xen-devel-bounces@lists.xen.org>
To: Jan Beulich <JBeulich@suse.com>
Cc: StefanoStabellini <sstabellini@kernel.org>, Wei Liu <wei.liu2@citrix.com>, George Dunlap <George.Dunlap@eu.citrix.com>, Andrew Cooper <andrew.cooper3@citrix.com>, Jennifer Herbert <Jennifer.Herbert@citrix.com>, George Dunlap <george.dunlap@citrix.com>, TimDeegan <tim@xen.org>, David Vrabel <david.vrabel@citrix.com>, Anthony Perard <anthony.perard@citrix.com>, xen-devel <xen-devel@lists.xenproject.org>, dgdegra@tycho.nsa.gov
List-Id: xen-devel@lists.xenproject.org
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