Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 011FFC64ED6 for ; Wed, 1 Mar 2023 13:04:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230064AbjCANEL (ORCPT ); Wed, 1 Mar 2023 08:04:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37340 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230021AbjCAND4 (ORCPT ); Wed, 1 Mar 2023 08:03:56 -0500 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A82194108D; Wed, 1 Mar 2023 05:03:49 -0800 (PST) Received: by verein.lst.de (Postfix, from userid 2407) id 634FF68C7B; Wed, 1 Mar 2023 14:03:46 +0100 (CET) Date: Wed, 1 Mar 2023 14:03:45 +0100 From: Christoph Hellwig To: Jiaxun Yang Cc: linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, tsbogend@alpha.franken.de, mpe@ellerman.id.au, paul.walmsley@sifive.com, palmer@dabbelt.com, robh+dt@kernel.org, hch@lst.de, m.szyprowski@samsung.com, robin.murphy@arm.com, linux-riscv@lists.infradead.org Subject: Re: [PATCH v2 3/5] dma-mapping: Provide CONFIG_ARCH_DMA_DEFAULT_COHERENT Message-ID: <20230301130345.GB467@lst.de> References: <20230223113644.23356-1-jiaxun.yang@flygoat.com> <20230223113644.23356-4-jiaxun.yang@flygoat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20230223113644.23356-4-jiaxun.yang@flygoat.com> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > +config ARCH_DMA_DEFAULT_COHERENT > + bool Please add a comment here explaining when an architecture should Ń•elect this symbol.