From mboxrd@z Thu Jan  1 00:00:00 1970
From: Lyude Paul <lyude@redhat.com>
Subject: Re: [PATCH] drm/i915: Check for
 I915_MODE_FLAG_INHERITED before drm_atomic_helper_check_modeset
Date: Wed, 21 Feb 2018 18:12:51 -0500
Message-ID: <1519254771.3735.25.camel@redhat.com>
References: <20180221092808.30060-1-maarten.lankhorst@linux.intel.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 mail-qt0-f196.google.com (mail-qt0-f196.google.com
 [209.85.216.196])
 by gabe.freedesktop.org (Postfix) with ESMTPS id E940F6E6FB
 for <intel-gfx@lists.freedesktop.org>; Wed, 21 Feb 2018 23:12:53 +0000 (UTC)
Received: by mail-qt0-f196.google.com with SMTP id c7so4131795qtn.3
 for <intel-gfx@lists.freedesktop.org>; Wed, 21 Feb 2018 15:12:53 -0800 (PST)
In-Reply-To: <20180221092808.30060-1-maarten.lankhorst@linux.intel.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: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>, intel-gfx@lists.freedesktop.org
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
List-Id: intel-gfx@lists.freedesktop.org
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