From mboxrd@z Thu Jan  1 00:00:00 1970
From: =?UTF-8?Q?Christian_K=c3=b6nig?= <ckoenig.leichtzumerken-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v4] drm/amd/amdgpu:Fix compute ring unable to detect hang.
Date: Thu, 19 Sep 2019 10:14:24 +0200
Message-ID: <11780781-0649-f4c4-ec34-7823a9bbdce0@gmail.com>
References: <1568876935-18731-2-git-send-email-zhexi.zhang@amd.com>
 <1568880041-19830-1-git-send-email-zhexi.zhang@amd.com>
Reply-To: christian.koenig-5C7GfCeVMHo@public.gmane.org
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
In-Reply-To: <1568880041-19830-1-git-send-email-zhexi.zhang-5C7GfCeVMHo@public.gmane.org>
Content-Language: en-US
List-Id: Discussion list for AMD gfx <amd-gfx.lists.freedesktop.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: Jesse Zhang <zhexi.zhang-5C7GfCeVMHo@public.gmane.org>, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
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