From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B05C9C04EB9 for ; Sat, 1 Dec 2018 16:59:55 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7FD392082F for ; Sat, 1 Dec 2018 16:59:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kP+ScI1I" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7FD392082F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=UFr3BNvJsjUzuyOdd/uxmatYp9r5yd2LPNa1Ni4SItc=; b=kP+ScI1I0Eawgq keoD2Z6YAx7o87n3AXC5ta7HpJukXDgPQOez7RqHw4bZSuFqI8FhT45y4qAHUXsgy2/i4kdjp922q oBF7mmGbIo4gyxw++v2HMXV6yP2VIcDA6aCNVZjjMEapL5kAxHqGm9XBjkLTwPBGO/vS8EGXYIhLz oIcUQ4dRBPfAeu0SiK4/ZveRrO8+M3HHwyixhokTiZNcU0ARcaTcVgXZJjgnR0OKZgk/RWt1UKsyJ vm2frWxjgWE60tFXsw1Rqgi9bYHZb6i6uJte4EEScMozOvet0wc8EDrkMpbPeQ4lzt5DU30XSGHzY GwC/fi9SstQYEazSysdQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gT8cT-0004Nr-KW; Sat, 01 Dec 2018 16:59:53 +0000 Received: from verein.lst.de ([213.95.11.211] helo=newverein.lst.de) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gT8cR-0004N8-Dd for linux-arm-kernel@lists.infradead.org; Sat, 01 Dec 2018 16:59:52 +0000 Received: by newverein.lst.de (Postfix, from userid 2407) id 9E2766732A; Sat, 1 Dec 2018 17:59:39 +0100 (CET) Date: Sat, 1 Dec 2018 17:59:39 +0100 From: Christoph Hellwig To: Robin Murphy Subject: Re: [PATCH 3/9] dma-mapping: move the remap helpers to a separate file Message-ID: <20181201165939.GC20912@lst.de> References: <20181105121931.13481-1-hch@lst.de> <20181105121931.13481-4-hch@lst.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181201_085951_602908_5FE5CDE7 X-CRM114-Status: UNSURE ( 9.38 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Catalin Marinas , Will Deacon , linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Guo Ren , Laura Abbott , Christoph Hellwig , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Nov 30, 2018 at 07:05:06PM +0000, Robin Murphy wrote: > On 05/11/2018 12:19, Christoph Hellwig wrote: >> The dma remap code only really makes sense for not cache coherent >> architectures, > > And coherent ones with highmem, presumably? That can at least be the case > on 32-bit Arm, where coherent LPAE systems do exist (e.g. Calxeda Midway). Ok, I've updated the commit log. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel