From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Koenig, Christian" <Christian.Koenig@amd.com>
Subject: Re: [PATCH] dma_resv: prime lockdep annotations
Date: Tue, 3 Sep 2019 09:02:45 +0000
Message-ID: <3ce3d1c6-46c2-8886-5f20-daf3cfdd3ad1@amd.com>
References: <20190821215030.31660-1-daniel.vetter@ffwll.ch>
 <20190822065457.2830-1-daniel.vetter@ffwll.ch>
 <82b6c2e2-22fa-7896-2018-0d0551f5af31@amd.com>
 <20190903081621.GN2112@phenom.ffwll.local>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <intel-gfx-bounces@lists.freedesktop.org>
In-Reply-To: <20190903081621.GN2112@phenom.ffwll.local>
Content-Language: en-US
Content-ID: <68EF028CF7C25C428FE8E11B0FC5B8C6@namprd12.prod.outlook.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: Daniel Vetter <daniel@ffwll.ch>
Cc: Rob Herring <robh@kernel.org>, Thomas Hellstrom <thellstrom@vmware.com>, Tomeu Vizoso <tomeu.vizoso@collabora.com>, Daniel Vetter <daniel.vetter@ffwll.ch>, Intel Graphics Development <intel-gfx@lists.freedesktop.org>, DRI Development <dri-devel@lists.freedesktop.org>, VMware Graphics <linux-graphics-maintainer@vmware.com>, Gerd Hoffmann <kraxel@redhat.com>, Thomas Zimmermann <tzimmermann@suse.de>, Daniel Vetter <daniel.vetter@intel.com>, "Deucher,
 Alexander" <Alexander.Deucher@amd.com>, Dave Airlie <airlied@redhat.com>, Ben Skeggs <bskeggs@redhat.com>
List-Id: intel-gfx@lists.freedesktop.org
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