From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Subject: Re: [PATCH 1/5] drm/i915/error: capture execlist state
	on error
Date: Fri, 29 Jan 2016 09:49:07 +0200
Message-ID: <87mvro4yh8.fsf@gaia.fi.intel.com>
References: <1454007684-16777-1-git-send-email-arun.siluvery@linux.intel.com>
 <1454007684-16777-2-git-send-email-arun.siluvery@linux.intel.com>
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 mga03.intel.com (mga03.intel.com [134.134.136.65])
 by gabe.freedesktop.org (Postfix) with ESMTP id 2617F6E923
 for <intel-gfx@lists.freedesktop.org>; Thu, 28 Jan 2016 23:50:56 -0800 (PST)
In-Reply-To: <1454007684-16777-2-git-send-email-arun.siluvery@linux.intel.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
 <mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://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: <http://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: Arun Siluvery <arun.siluvery@linux.intel.com>, intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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