From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Subject: Re: [PATCH 20/21] drm/i915: Simplify enabling
 user-interrupts with L3-remapping
Date: Tue, 7 Jun 2016 13:50:42 +0100
Message-ID: <5756C322.2040606@linux.intel.com>
References: <1464970133-29859-1-git-send-email-chris@chris-wilson.co.uk>
 <1464970133-29859-21-git-send-email-chris@chris-wilson.co.uk>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
Received: from mga01.intel.com (mga01.intel.com [192.55.52.88])
 by gabe.freedesktop.org (Postfix) with ESMTP id 1AB406E757
 for <intel-gfx@lists.freedesktop.org>; Tue,  7 Jun 2016 12:50:44 +0000 (UTC)
In-Reply-To: <1464970133-29859-21-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: Chris Wilson <chris@chris-wilson.co.uk>, intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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