From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Wilson <chris@chris-wilson.co.uk>
Subject: [PATCH 22/62] drm/i915: Treat ringbuffer writes as
	write to normal memory
Date: Fri,  3 Jun 2016 17:36:47 +0100
Message-ID: <1464971847-15809-23-git-send-email-chris@chris-wilson.co.uk>
References: <1464971847-15809-1-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 mail-wm0-x244.google.com (mail-wm0-x244.google.com
 [IPv6:2a00:1450:400c:c09::244])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 6F0E36EE33
 for <intel-gfx@lists.freedesktop.org>; Fri,  3 Jun 2016 16:37:57 +0000 (UTC)
Received: by mail-wm0-x244.google.com with SMTP id n184so619153wmn.1
 for <intel-gfx@lists.freedesktop.org>; Fri, 03 Jun 2016 09:37:57 -0700 (PDT)
In-Reply-To: <1464971847-15809-1-git-send-email-chris@chris-wilson.co.uk>
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: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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