From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stefano Stabellini <stefano.stabellini@xilinx.com>
Subject: Re: Xen optimization
Date: Mon, 22 Oct 2018 10:52:20 -0700
Message-ID: <alpine.DEB.2.10.1810221037270.31582@sstabellini-ThinkPad-X260>
References: <CADJ6SV1__ZWDhGWoW7u=W54zG1STSnchkg0enyQoPyEB9YGXPg@mail.gmail.com>
 <CAENZ-+=mWFnJ-4OFK+bjb4rimNNB_x4qHFVAbTM1mFd2Sg7s3g@mail.gmail.com>
 <CADJ6SV1Mdnjyd8oEcB4ZCZKuR0LkJ82GCf5s1+AwgASe8vLMWg@mail.gmail.com>
 <alpine.DEB.2.10.1810111024390.436@sstabellini-ThinkPad-X260>
 <CADJ6SV2v5=_MqfrABdfs1rcQ-BmCUJYyi_9fG8BC7C2vyxaqBA@mail.gmail.com>
 <alpine.DEB.2.10.1810121035440.436@sstabellini-ThinkPad-X260>
 <CADJ6SV3jk=nnP=6T8R+OuvJH2uQ6uBrLmvudAHkKHP+mN-3hPA@mail.gmail.com>
 <e0f4fe11-eeb0-3a28-2e7e-246a8f72da19@arm.com>
 <12a4352a-2fd1-2d04-874a-4a779d18a097@arm.com>
 <CADJ6SV0E=cO3eFyt+meXTtZaoETYxpsHkViMDU=XV9CwNOjP8A@mail.gmail.com>
 <21de0bb5-81f2-ca26-e2e0-916c20ab2c02@arm.com>
 <CADJ6SV3sfqaXm8gvZDAx2wFY5_oiCf+mf0JynCGNrLBFkS-rVw@mail.gmail.com>
 <alpine.DEB.2.10.1810191336090.31582@sstabellini-ThinkPad-X260>
 <d3a589c5d95d70ef1c13b4fe6856b7ed387b4ee3.camel@suse.com>
 <CADJ6SV2891kOd_Ga8jjXdtKdjPAoWtADhizuS+kjSZNNOPMK+w@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xenproject.org>
Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6])
 by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from
 <srs0=pyby=nc=xilinx.com=stefanos@srs-us1.protection.inumbo.net>)
 id 1gEeNh-0001dP-Sw
 for xen-devel@lists.xenproject.org; Mon, 22 Oct 2018 17:52:46 +0000
In-Reply-To: <CADJ6SV2891kOd_Ga8jjXdtKdjPAoWtADhizuS+kjSZNNOPMK+w@mail.gmail.com>
List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>,
 <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xenproject.org>
List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help>
List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>,
 <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe>
Errors-To: xen-devel-bounces@lists.xenproject.org
Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org>
To: Milan Boberic <milanboberic94@gmail.com>
Cc: stefano.stabellini@xilinx.com, andrii_anisov@epam.com, Dario Faggioli <dfaggioli@suse.com>, julien.grall@arm.com, sstabellini@kernel.org, Meng Xu <xumengpanda@gmail.com>, xen-devel@lists.xenproject.org, nd@arm.com
List-Id: xen-devel@lists.xenproject.org
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