From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dave Airlie <airlied-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: [PATCH 6/8] drm/syncobj: add semaphore support helpers. (v2)
Date: Wed, 12 Apr 2017 14:57:24 +1000
Message-ID: <20170412045726.13689-7-airlied@gmail.com>
References: <20170412045726.13689-1-airlied@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: <20170412045726.13689-1-airlied-Re5JQEeQqe8AvxtiuMwx3w@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: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
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