Received: by 2002:a25:f815:0:0:0:0:0 with SMTP id u21csp3044561ybd; Fri, 28 Jun 2019 01:49:28 -0700 (PDT) X-Google-Smtp-Source: APXvYqyLya97s2188+e0nLGRKEQQspfM2/lQbxQFnLXSuf3KQPwTaSgQ3sNORjst4v1JvIo9n+ux X-Received: by 2002:a63:34c3:: with SMTP id b186mr8124577pga.294.1561711768500; Fri, 28 Jun 2019 01:49:28 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1561711768; cv=none; d=google.com; s=arc-20160816; b=vTkD2+AlWolGyqsS+gB6/EHf4VP7HipaDsuZ6tES+IVCa+lgHB25Ob1kcCSd2cmeHB PLB19ao4TbYJxPPxBCH6FM6xT93CmX7qcfbwh52yHtBsDp9tM6CWq3VI9CsIppIf2ZUb oUykZAmLPDRjpYMwGqOKipgiEAy8cUuNZtEPKMXpEzx6KZcky0ZLd0FbkcaOkOCibmRR 4K76C9EsfnuCvdt2RwpVDVpqJXsBiE7aCwfDKjCgsrniX3Y6yBikcgJogxxiCRsjzMvI YZCz1lWMZL2SLIfY0zcU0+uOB1Tzkx1PdfeyenaGdNeu1+/WtZ+LLYUwujFgRUnrUjBa qkyA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:user-agent:references :in-reply-to:subject:cc:to:from:message-id:date; bh=S1NNE7cWuMhl1C/cILVqICIokBob93yezvnIEMpZ+ZI=; b=EUfVH42iv8tTJzcCkIdRCtQ5jseF3pZ7ZW5Ag4SisJJdO2/gZ3rLbRGfT6ojTn9nsK WMnsUu6HnbgyhTYsKFjDja5kRFFvUKJges9nPTGWuVub0xcvlXNHxaLXKKY+tTVdx05j QXx+UL6eM3NNWTBRHqm1Q96aZGjkapNEjm4TcfEHhfPdQ9h8kI/Jx8ERZghDhkAKRxc9 8No+rOd9Pp1dGfoQbY6b4U6ETG9viIiOA02hLVHthFJXpvbSX9J8ht8MpIxNUM7G0ng2 5lhYDff51IeiVIRMpf+tdAcKnaCxyHXSuQGZby16oOKyLSg//3FbLc/D4DPNpfB91+zH dTig== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 5si1817980pfv.231.2019.06.28.01.49.12; Fri, 28 Jun 2019 01:49:28 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726558AbfF1Is2 (ORCPT + 99 others); Fri, 28 Jun 2019 04:48:28 -0400 Received: from mx2.suse.de ([195.135.220.15]:47472 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725873AbfF1Is2 (ORCPT ); Fri, 28 Jun 2019 04:48:28 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id B99DEAE2D; Fri, 28 Jun 2019 08:48:26 +0000 (UTC) Date: Fri, 28 Jun 2019 10:48:26 +0200 Message-ID: From: Takashi Iwai To: "Fuqian Huang" Cc: , "Michael Ellerman" , "Benjamin Herrenschmidt" , "Rob Herring" , "Thomas Gleixner" , "Greg Kroah-Hartman" , , "Jaroslav Kysela" , "Paul Mackerras" , Subject: Re: [PATCH 41/87] sound: ppc: remove memset after dma_alloc_coherent In-Reply-To: <20190627174018.4015-1-huangfq.daxian@gmail.com> References: <20190627174018.4015-1-huangfq.daxian@gmail.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.8 Emacs/25.3 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 27 Jun 2019 19:40:17 +0200, Fuqian Huang wrote: > > In commit af7ddd8a627c > ("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"), > dma_alloc_coherent has already zeroed the memory. > So memset is not needed. > > Signed-off-by: Fuqian Huang Applied, thanks. Takashi