From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Wilson <chris@chris-wilson.co.uk>
Subject: Re: [PATCH v4 4/8] drm/i915: vgpu context submission pv
 optimization
Date: Fri, 29 Mar 2019 15:40:05 +0000
Message-ID: <155387400537.24691.10910151885848243897@skylake-alporthouse-com>
References: <1553866364-111114-1-git-send-email-xiaolin.zhang@intel.com>
 <1553866364-111114-5-git-send-email-xiaolin.zhang@intel.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
In-Reply-To: <1553866364-111114-5-git-send-email-xiaolin.zhang@intel.com>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://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: <https://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: Xiaolin Zhang <xiaolin.zhang@intel.com>, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org
Cc: zhenyu.z.wang@intel.com, hang.yuan@intel.com, zhiyuan.lv@intel.com
List-Id: intel-gfx@lists.freedesktop.org
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