From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
Subject: Re: [PATCH 17/39] drm/i915: Allow specification of
 parallel execbuf
Date: Thu, 14 Mar 2019 17:27:40 +0000
Message-ID: <e5d2d8af-6dae-f301-da83-c2100ffcd537@linux.intel.com>
References: <20190313144401.17735-1-chris@chris-wilson.co.uk>
 <20190313144401.17735-17-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 mga11.intel.com (mga11.intel.com [192.55.52.93])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 08B326E24C
 for <intel-gfx@lists.freedesktop.org>; Thu, 14 Mar 2019 17:27:43 +0000 (UTC)
In-Reply-To: <20190313144401.17735-17-chris@chris-wilson.co.uk>
Content-Language: en-US
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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