From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Koenig, Christian" <Christian.Koenig-5C7GfCeVMHo@public.gmane.org>
Subject: Re: [PATCH 01/13] drm/amdgpu: introduce and honour DRM_FORCE_AUTH
 workaround
Date: Mon, 27 May 2019 10:47:39 +0000
Message-ID: <3c9b5688-5e83-f173-00e3-6e139e05d466@amd.com>
References: <20190527081741.14235-1-emil.l.velikov@gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
In-Reply-To: <20190527081741.14235-1-emil.l.velikov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Content-Language: en-US
Content-ID: <8EAF47728656EA41B59F0592B698A0D0-asWib9pRmPqcE4WynfumptQqCkab/8FMAL8bYrjMMd8@public.gmane.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/amd-gfx>,
 <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/amd-gfx>
List-Post: <mailto:amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
List-Help: <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/amd-gfx>,
 <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=subscribe>
Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Sender: "amd-gfx" <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
To: Emil Velikov <emil.l.velikov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, "dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" <dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
Cc: "Deucher, Alexander" <Alexander.Deucher-5C7GfCeVMHo@public.gmane.org>, David Airlie <airlied-cv59FeDIM0c@public.gmane.org>, Daniel Vetter <daniel-/w4YWyX8dFk@public.gmane.org>, "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" <amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
List-Id: dri-devel@lists.freedesktop.org
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