From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chris Wilson <chris@chris-wilson.co.uk>
Subject: [PATCH 2/2] dma-buf: Relax the write-seqlock for
 reallocating the shared fence list
Date: Fri, 12 Jul 2019 09:03:14 +0100
Message-ID: <20190712080314.21018-2-chris@chris-wilson.co.uk>
References: <20190712080314.21018-1-chris@chris-wilson.co.uk>
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: <20190712080314.21018-1-chris@chris-wilson.co.uk>
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: dri-devel@lists.freedesktop.org
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>, intel-gfx@lists.freedesktop.org, =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
List-Id: dri-devel@lists.freedesktop.org
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