From mboxrd@z Thu Jan  1 00:00:00 1970
From: John Harrison <John.C.Harrison@Intel.com>
Subject: Re: [PATCH v3 17/28] drm/i915: Convert 'trace_irq' to
 use requests rather than seqnos
Date: Wed, 26 Nov 2014 14:12:53 +0000
Message-ID: <5475DFE5.3020202@Intel.com>
References: <1416854990-1920-1-git-send-email-John.C.Harrison@Intel.com>
 <1416854990-1920-18-git-send-email-John.C.Harrison@Intel.com>
 <20141126132419.GK32117@phenom.ffwll.local>
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 mga01.intel.com (mga01.intel.com [192.55.52.88])
 by gabe.freedesktop.org (Postfix) with ESMTP id 103A16E5AA
 for <Intel-GFX@lists.freedesktop.org>; Wed, 26 Nov 2014 06:14:44 -0800 (PST)
In-Reply-To: <20141126132419.GK32117@phenom.ffwll.local>
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: Daniel Vetter <daniel@ffwll.ch>
Cc: Intel-GFX@Lists.FreeDesktop.Org
List-Id: intel-gfx@lists.freedesktop.org
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