From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ville =?iso-8859-1?Q?Syrj=E4l=E4?= <ville.syrjala@linux.intel.com>
Subject: Re: [PATCH 3/4] drm/i915: Make
 i915_gem_object_phys_attach() use obj->mm.lock more appropriately
Date: Fri, 30 Jun 2017 14:40:08 +0300
Message-ID: <20170630114008.GQ12629@intel.com>
References: <20170615082509.23820-1-chris@chris-wilson.co.uk>
 <20170615082509.23820-3-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 mga11.intel.com (mga11.intel.com [192.55.52.93])
 by gabe.freedesktop.org (Postfix) with ESMTPS id DFF866E194
 for <intel-gfx@lists.freedesktop.org>; Fri, 30 Jun 2017 11:40:11 +0000 (UTC)
Content-Disposition: inline
In-Reply-To: <20170615082509.23820-3-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: Chris Wilson <chris@chris-wilson.co.uk>
Cc: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org
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