From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Subject: Re: [RFC 4/4] drm/i915/perf: Send system clock
 monotonic time in perf samples
Date: Wed, 15 Nov 2017 22:21:43 +0530
Message-ID: <935fbb02-b1ce-55bc-a729-64b8e2717913@intel.com>
References: <1510748034-14034-1-git-send-email-sagar.a.kamble@intel.com>
 <1510748034-14034-5-git-send-email-sagar.a.kamble@intel.com>
 <151074906355.26264.17691017974767695926@mail.alporthouse.com>
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 mga04.intel.com (mga04.intel.com [192.55.52.120])
 by gabe.freedesktop.org (Postfix) with ESMTP id 23D336E829
 for <intel-gfx@lists.freedesktop.org>; Thu, 16 Nov 2017 13:57:41 +0000 (UTC)
In-Reply-To: <151074906355.26264.17691017974767695926@mail.alporthouse.com>
Content-Language: en-US
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>, intel-gfx@lists.freedesktop.org
Cc: Sourab Gupta <sourab.gupta@intel.com>, Matthew Auld <matthew.auld@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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