From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?Q?Christian_K=c3=b6nig?= <christian.koenig@amd.com>
Subject: Re: [PATCH 1/2] dma-buf/fence: add fence_collection fences
Date: Thu, 19 May 2016 09:46:47 +0200
Message-ID: <573D6F67.7070109@amd.com>
References: <1463605193-18040-1-git-send-email-gustavo@padovan.org>
 <20160518225710.GA32627@nuc-i3427.alporthouse.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
Received: from na01-bl2-obe.outbound.protection.outlook.com
 (mail-bl2on0056.outbound.protection.outlook.com [65.55.169.56])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 0D4546E0A1
 for <dri-devel@lists.freedesktop.org>; Thu, 19 May 2016 07:47:07 +0000 (UTC)
In-Reply-To: <20160518225710.GA32627@nuc-i3427.alporthouse.com>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
To: Chris Wilson <chris@chris-wilson.co.uk>, Gustavo Padovan <gustavo@padovan.org>, dri-devel@lists.freedesktop.org, marcheu@google.com, Daniel Stone <daniels@collabora.com>, seanpaul@google.com, Daniel Vetter <daniel.vetter@ffwll.ch>, linux-kernel@vger.kernel.org, laurent.pinchart@ideasonboard.com, Alex
 Deucher <alexander.deucher@amd.com>, Gustavo Padovan <gustavo.padovan@collabora.co.uk>, John Harrison <John.C.Harrison@Intel.com>, m.chehab@samsung.com
List-Id: dri-devel@lists.freedesktop.org
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