From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jani Nikula <jani.nikula@linux.intel.com>
Subject: Re: [PATCH v3] drm/i915: A hotfix for making aliasing
	PPGTT work
Date: Thu, 09 Feb 2017 14:23:25 +0200
Message-ID: <87y3xfsgci.fsf@intel.com>
References: <1486633161-740-1-git-send-email-zhi.a.wang@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: <1486633161-740-1-git-send-email-zhi.a.wang@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: Zhi Wang <zhi.a.wang@intel.com>, intel-gfx@lists.freedesktop.org
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, drm-intel-fixes@lists.freedesktop.org, Zhiyuan Lv <zhiyuan.lv@intel.com>, Daniel Vetter <daniel.vetter@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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