From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Subject: Re: [PATCH 1/3] drm/i915: Stop holding a ref to the
 ppgtt from each vma
Date: Thu, 16 Aug 2018 15:14:37 +0300
Message-ID: <87a7pmik42.fsf@gaia.fi.intel.com>
References: <20180816073448.19396-1-chris@chris-wilson.co.uk>
 <87d0uiilm7.fsf@gaia.fi.intel.com>
 <153442018690.18531.4897555392829846573@skylake-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 mga07.intel.com (mga07.intel.com [134.134.136.100])
 by gabe.freedesktop.org (Postfix) with ESMTPS id BC9E56E1C4
 for <intel-gfx@lists.freedesktop.org>; Thu, 16 Aug 2018 12:16:13 +0000 (UTC)
In-Reply-To: <153442018690.18531.4897555392829846573@skylake-alporthouse-com>
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: Paulo Zanoni <paulo.r.zanoni@intel.com>
List-Id: intel-gfx@lists.freedesktop.org
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