From mboxrd@z Thu Jan  1 00:00:00 1970
From: Daniel Vetter <daniel@ffwll.ch>
Subject: Re: [PATCH 1/4] drm/i915: Unify execlist and legacy
 request life-cycles
Date: Fri, 9 Oct 2015 11:15:08 +0200
Message-ID: <20151009091508.GP26718@phenom.ffwll.local>
References: <1444143124-16030-1-git-send-email-nicholas.hoath@intel.com>
 <1444143124-16030-2-git-send-email-nicholas.hoath@intel.com>
 <20151008123207.GQ27939@nuc-i3427.alporthouse.com>
 <20151009075851.GB26718@phenom.ffwll.local>
 <20151009083658.GE27939@nuc-i3427.alporthouse.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 mail-wi0-f175.google.com (mail-wi0-f175.google.com
 [209.85.212.175])
 by gabe.freedesktop.org (Postfix) with ESMTPS id A4B256E75A
 for <intel-gfx@lists.freedesktop.org>; Fri,  9 Oct 2015 02:12:15 -0700 (PDT)
Received: by wicfx3 with SMTP id fx3so61480773wic.1
 for <intel-gfx@lists.freedesktop.org>; Fri, 09 Oct 2015 02:12:14 -0700 (PDT)
Content-Disposition: inline
In-Reply-To: <20151009083658.GE27939@nuc-i3427.alporthouse.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: Chris Wilson <chris@chris-wilson.co.uk>, Daniel Vetter <daniel@ffwll.ch>, Nick Hoath <nicholas.hoath@intel.com>, intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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