From mboxrd@z Thu Jan  1 00:00:00 1970
From: ankitprasad.r.sharma@intel.com
Subject: [PATCH 04/10] drm/i915: Support for creating Stolen
	memory backed objects
Date: Tue, 22 Dec 2015 11:50:47 +0530
Message-ID: <1450765253-32104-5-git-send-email-ankitprasad.r.sharma@intel.com>
References: <1450765253-32104-1-git-send-email-ankitprasad.r.sharma@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>
Received: from mga14.intel.com (mga14.intel.com [192.55.52.115])
 by gabe.freedesktop.org (Postfix) with ESMTP id B76AD6E542
 for <intel-gfx@lists.freedesktop.org>; Mon, 21 Dec 2015 22:43:01 -0800 (PST)
In-Reply-To: <1450765253-32104-1-git-send-email-ankitprasad.r.sharma@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: intel-gfx@lists.freedesktop.org
Cc: Ankitprasad Sharma <ankitprasad.r.sharma@intel.com>, akash.goel@intel.com, shashidhar.hiremath@intel.com
List-Id: intel-gfx@lists.freedesktop.org
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==