From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Yu, Zhang" <yu.c.zhang@linux.intel.com>
Subject: Re: [PATCH v3 7/8] drm/i915: Create vGPU specific write
 MMIO to reduce traps
Date: Wed, 17 Dec 2014 15:28:29 +0800
Message-ID: <5491309D.1070306@linux.intel.com>
References: <1415880169-7656-1-git-send-email-yu.c.zhang@linux.intel.com>
 <1415880169-7656-8-git-send-email-yu.c.zhang@linux.intel.com>
 <548AEE2A.7010808@linux.intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mga11.intel.com (mga11.intel.com [192.55.52.93])
 by gabe.freedesktop.org (Postfix) with ESMTP id 4D0D789D49
 for <Intel-gfx@lists.freedesktop.org>; Tue, 16 Dec 2014 23:30:02 -0800 (PST)
In-Reply-To: <548AEE2A.7010808@linux.intel.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Errors-To: intel-gfx-bounces@lists.freedesktop.org
Sender: "Intel-gfx" <intel-gfx-bounces@lists.freedesktop.org>
To: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>, Intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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