From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Wilson <chris@chris-wilson.co.uk>
Subject: [PATCH igt 2/3] igt/perf_pmu: Stop peeking at
	intel_mmio registers
Date: Thu, 23 Nov 2017 08:22:36 +0000
Message-ID: <20171123082237.9733-3-chris@chris-wilson.co.uk>
References: <20171123082237.9733-1-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>
Received: from fireflyinternet.com (mail.fireflyinternet.com [109.228.58.192])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 494AA89CD9
 for <intel-gfx@lists.freedesktop.org>; Thu, 23 Nov 2017 08:22:50 +0000 (UTC)
In-Reply-To: <20171123082237.9733-1-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: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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