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Tue, 23 Jul 2019 15:37:08 +0000 (GMT) Received: from eusmgms2.samsung.com (unknown [182.198.249.180]) by eusmtrp1.samsung.com (KnoxPortal) with ESMTP id 20190723153707eusmtrp1105be7ebcedd5acc33c460afb36c6768~0E1VZ-eDG2308223082eusmtrp1g; Tue, 23 Jul 2019 15:37:07 +0000 (GMT) X-AuditID: cbfec7f4-12dff70000001119-a4-5d3729a43c11 Received: from eusmtip1.samsung.com ( [203.254.199.221]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id 15.E1.04140.3A9273D5; Tue, 23 Jul 2019 16:37:07 +0100 (BST) Received: from [106.120.51.71] (unknown [106.120.51.71]) by eusmtip1.samsung.com (KnoxPortal) with ESMTPA id 20190723153707eusmtip140edcd8c0add74c5baa56194b6284bfc~0E1VFrwCM1278412784eusmtip1Y; Tue, 23 Jul 2019 15:37:07 +0000 (GMT) Subject: Re: [PATCH v3 24/24] video: fbdev-MMP: Remove call to memset after dma_alloc_coherent To: Emil Velikov , Fuqian Huang Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org From: Bartlomiej Zolnierkiewicz Message-ID: Date: Tue, 23 Jul 2019 17:37:06 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190715104049.GC20839@arch-x1c3> Content-Language: en-US Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprGKsWRmVeSWpSXmKPExsWy7djP87pLNM1jDW7cUbO48vU9m8Weq/eY LJadOslqcaLvA6vF5V1z2BxYPXbOusvucb/7OJPH501yAcxRXDYpqTmZZalF+nYJXBmru26y Fexmrdj/9B5rA+Nuli5GTg4JAROJ6xtmsHUxcnEICaxglLh7dQ0ThPOFUWL5m8dQmc+MEt// /ATKcIC1LD2dDxFfzihxtvMMK4TzllFifd8+JpC5wgIJEju2nASzRQTCJL7tnMQKYjMDxf+f 3wkWZxOwkpjYvooRZCivgJ3EprN2IGEWAVWJc2v2MIPYogIREvePbQBr5RUQlDg58wnY2ZwC +hLvjy9mhBgpLnHryXwmCFteYvvbOcwg90gITGeXOPjwKNSfLhJnznxlhrCFJV4d38IOYctI nJ7cwwLRsI5R4m/HC6ju7UD/T/7HBlFlLXH4+EVWkEuZBTQl1u/Shwg7Siz/vJ8ZEip8Ejfe CkIcwScxadt0qDCvREebEES1msSGZRvYYNZ27VzJPIFRaRaS12YheWcWkndmIexdwMiyilE8 tbQ4Nz212CgvtVyvODG3uDQvXS85P3cTIzC1nP53/MsOxl1/kg4xCnAwKvHwVjCZxwqxJpYV V+YeYpTgYFYS4Q1sMIsV4k1JrKxKLcqPLyrNSS0+xCjNwaIkzlvN8CBaSCA9sSQ1OzW1ILUI JsvEwSnVwKh0tmNpehWXhG5rrkrf6WNWkaKzzl3axHl+v97enTN4y192y9+XqbLkP7rbTE87 XujGMp+Jfk2fTiQk1+0TF5OOYe7MO7f8e8qrGicLhvrsKy/mnl1XNyF5Sljn+RXMqWaB4Ud6 3vg6HM40mH4nc9IvpXuyjA+n96yV/Rfcl7w2wG/h7R+TliqxFGckGmoxFxUnAgAzkNA3KQMA AA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrGIsWRmVeSWpSXmKPExsVy+t/xu7qLNc1jDY69NbS48vU9m8Weq/eY LJadOslqcaLvA6vF5V1z2BxYPXbOusvucb/7OJPH501yAcxRejZF+aUlqQoZ+cUltkrRhhZG eoaWFnpGJpZ6hsbmsVZGpkr6djYpqTmZZalF+nYJehmru26yFexmrdj/9B5rA+Nuli5GDg4J AROJpafzuxg5OYQEljJKXDwqBRGWkTi+vgwkLCEgLPHnWhdbFyMXUMlrRonjc16xgCSEBRIk dmw5yQRiiwiESbyfsRkszgwU37yykRmiYSujxPanv1lBEmwCVhIT21cxgizgFbCT2HTWDiTM IqAqcW7NHmYQW1QgQuLM+xVgc3gFBCVOznwCZnMK6Eu8P76YEWK+usSfeZeYIWxxiVtP5jNB 2PIS29/OYZ7AKDQLSfssJC2zkLTMQtKygJFlFaNIamlxbnpusZFecWJucWleul5yfu4mRmAc bTv2c8sOxq53wYcYBTgYlXh4K5jMY4VYE8uKK3MPMUpwMCuJ8AY2mMUK8aYkVlalFuXHF5Xm pBYfYjQFem4is5Rocj4wxvNK4g1NDc0tLA3Njc2NzSyUxHk7BA7GCAmkJ5akZqemFqQWwfQx cXBKNTCeORbtkHriXpOypLP4y3XF318lXWUSCeIqUNxhK/Imkiecb+aWV/UBLlNOf+s5bVna a68aeWJlwezYyTy6hTV2j++ZtLdLz5/G7Ppq76+sj09uh+0/lJsU2dx9f78Jf2Km53wDD4Od m7ZYFRV2i7tN3/1joXdy3iXZL6Hyu247z+metfP/5Y1KLMUZiYZazEXFiQBo5QxsuQIAAA== X-CMS-MailID: 20190723153708eucas1p218eb08397f9939db7a81478a5e51e79e X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20190715104058epcas1p2da7ed04b6c6d0d9e81c75e2b118d2dcb X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20190715104058epcas1p2da7ed04b6c6d0d9e81c75e2b118d2dcb References: <20190715032017.7311-1-huangfq.daxian@gmail.com> <20190715104049.GC20839@arch-x1c3> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/15/19 12:40 PM, Emil Velikov wrote: > On 2019/07/15, Fuqian Huang wrote: >> In commit 518a2f1925c3 >> ("dma-mapping: zero memory returned from dma_alloc_*"), >> dma_alloc_coherent has already zeroed the memory. >> So memset is not needed. >> >> Signed-off-by: Fuqian Huang >> --- >> Changes in v3: >> - Use actual commit rather than the merge commit in the commit message >> >> drivers/video/fbdev/mmp/fb/mmpfb.c | 1 - >> 1 file changed, 1 deletion(-) >> > > Reviewed-by: Emil Velikov Patch queued for v5.4, thanks. Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics