From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Hellstrom <thellstrom@vmware.com>
Subject: Re: [PATCH] drm: Fix an unwanted master inheritance
Date: Tue, 1 Dec 2015 12:58:13 +0100
Message-ID: <565D8B55.7090400@vmware.com>
References: <1448887461-3175-1-git-send-email-thellstrom@vmware.com>
 <CACvgo527GuoNfwmoh3JvtAaefSPaSY6QAEyavS1X=6unSPtpkA@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
Received: from smtp-outbound-2.vmware.com (smtp-outbound-2.vmware.com
 [208.91.2.13])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 650B86E81D
 for <dri-devel@lists.freedesktop.org>; Tue,  1 Dec 2015 03:58:21 -0800 (PST)
In-Reply-To: <CACvgo527GuoNfwmoh3JvtAaefSPaSY6QAEyavS1X=6unSPtpkA@mail.gmail.com>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
To: Emil Velikov <emil.l.velikov@gmail.com>, Thomas Hellstrom <thellstrom@vmware.com>
Cc: pv-drivers@vmware.com, linux-graphics-maintainer@vmware.com, ML dri-devel <dri-devel@lists.freedesktop.org>
List-Id: dri-devel@lists.freedesktop.org
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