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[85.223.209.52]) by smtp.gmail.com with ESMTPSA id p21-v6sm7331355lfc.70.2018.05.29.04.07.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 29 May 2018 04:07:32 -0700 (PDT) Subject: Re: [PATCH v3] Add udmabuf misc device To: Gerd Hoffmann Cc: dri-devel@lists.freedesktop.org, Tomeu Vizoso , David Airlie , open list , "moderated list:DMA BUFFER SHARING FRAMEWORK" , "open list:KERNEL SELFTEST FRAMEWORK" , Shuah Khan , "open list:DMA BUFFER SHARING FRAMEWORK" References: <20180525140808.12714-1-kraxel@redhat.com> <0ad0606e-3201-e203-ec93-8718d7938751@gmail.com> <20180529105037.uog4tvcckqp5q6fe@sirius.home.kraxel.org> From: Oleksandr Andrushchenko Message-ID: <64c362be-449c-15cb-2673-a5c20b7509eb@gmail.com> Date: Tue, 29 May 2018 14:07:31 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20180529105037.uog4tvcckqp5q6fe@sirius.home.kraxel.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/29/2018 01:50 PM, Gerd Hoffmann wrote: > Hi, > >>> +config UDMABUF >>> + bool "userspace dmabuf misc driver" >>> + default n >>> + depends on DMA_SHARED_BUFFER >> Don't you want "select DMA_SHARED_BUFFER" here instead? > Why do you think so? After thinking a bit more your code looks ok, sorry for the noise > cheers, > Gerd >