From mboxrd@z Thu Jan  1 00:00:00 1970
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Subject: Re: [PATCH 145/190] drm/i915: Stop discarding GTT
 cache-domain on unbind vma
Date: Tue, 12 Jan 2016 15:22:55 +0200
Message-ID: <1452604975.6623.3.camel@linux.intel.com>
References: <1452503961-14837-1-git-send-email-chris@chris-wilson.co.uk>
 <1452510091-6833-1-git-send-email-chris@chris-wilson.co.uk>
 <1452510091-6833-4-git-send-email-chris@chris-wilson.co.uk>
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 mga02.intel.com (mga02.intel.com [134.134.136.20])
 by gabe.freedesktop.org (Postfix) with ESMTP id 0BF648A356
 for <intel-gfx@lists.freedesktop.org>; Tue, 12 Jan 2016 05:22:59 -0800 (PST)
In-Reply-To: <1452510091-6833-4-git-send-email-chris@chris-wilson.co.uk>
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: Chris Wilson <chris@chris-wilson.co.uk>, intel-gfx@lists.freedesktop.org
Cc: Akash Goel <akash.goel@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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