From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sumit Semwal <sumit.semwal@linaro.org>
Subject: Re: [PATCH 3/3] dma-fence: Introduce
	drm_fence_set_error() helper
Date: Mon, 9 Jan 2017 20:13:11 +0530
Message-ID: <CAO_48GEAO=k4zdEkxjK1iVnRsT3c_enAmKV4CVk15=qhe9o4EA@mail.gmail.com>
References: <20170104141222.6992-1-chris@chris-wilson.co.uk>
 <20170104141222.6992-3-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>
In-Reply-To: <20170104141222.6992-3-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>
Cc: Intel Graphics Development <intel-gfx@lists.freedesktop.org>, DRI mailing list <dri-devel@lists.freedesktop.org>
List-Id: dri-devel@lists.freedesktop.org
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