From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Zhang, Jerry (Junwei)" <Jerry.Zhang-5C7GfCeVMHo@public.gmane.org>
Subject: Re: [PATCH 3/6] drm/amdgpu: reserve/unreserve vmid by vm ioctl v3
Date: Thu, 27 Apr 2017 10:24:08 +0800
Message-ID: <59015648.5010403@amd.com>
References: <1493205039-3721-1-git-send-email-David1.Zhou@amd.com>
 <1493205039-3721-4-git-send-email-David1.Zhou@amd.com>
 <bf812c57-d9ee-8a15-1198-acc687145fea@vodafone.de> <590153B1.3070305@amd.com>
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: <590153B1.3070305-5C7GfCeVMHo@public.gmane.org>
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: zhoucm1 <david1.zhou-5C7GfCeVMHo@public.gmane.org>, =?UTF-8?B?Q2hyaXN0aWFuIEvDtm5pZw==?= <deathsimple-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org>, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
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