From mboxrd@z Thu Jan  1 00:00:00 1970
From: John Stultz <john.stultz@linaro.org>
Subject: [PATCH v15 4/5] dma-buf: heaps: Add CMA heap to dmabuf heaps
Date: Wed,  6 Nov 2019 04:22:51 +0000
Message-ID: <20191106042252.72452-5-john.stultz@linaro.org>
References: <20191106042252.72452-1-john.stultz@linaro.org>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com
 [IPv6:2607:f8b0:4864:20::642])
 by gabe.freedesktop.org (Postfix) with ESMTPS id D662C6EBEA
 for <dri-devel@lists.freedesktop.org>; Wed,  6 Nov 2019 04:23:06 +0000 (UTC)
Received: by mail-pl1-x642.google.com with SMTP id e3so8691297plt.7
 for <dri-devel@lists.freedesktop.org>; Tue, 05 Nov 2019 20:23:06 -0800 (PST)
In-Reply-To: <20191106042252.72452-1-john.stultz@linaro.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
To: lkml <linux-kernel@vger.kernel.org>
Cc: Hillf Danton <hdanton@sina.com>, Sudipto Paul <Sudipto.Paul@arm.com>, Sandeep Patil <sspatil@google.com>, Vincent Donnefort <Vincent.Donnefort@arm.com>, Chenbo Feng <fengc@google.com>, Alistair Strachan <astrachan@google.com>, Liam Mark <lmark@codeaurora.org>, Christoph Hellwig <hch@infradead.org>, dri-devel@lists.freedesktop.org, "Andrew F . Davis" <afd@ti.com>, Hridya Valsaraju <hridya@google.com>, Pratik Patel <pratikp@codeaurora.org>
List-Id: dri-devel@lists.freedesktop.org
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==