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=-8.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 D3E50C433E3 for ; Mon, 20 Jul 2020 06:23:57 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 8DAE92176B for ; Mon, 20 Jul 2020 06:23:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8DAE92176B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4B9BWb5xF2zDqfS for ; Mon, 20 Jul 2020 16:23:55 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lst.de (client-ip=213.95.11.211; helo=verein.lst.de; envelope-from=hch@lst.de; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4B9BRf2vjkzDqNB for ; Mon, 20 Jul 2020 16:20:29 +1000 (AEST) Received: by verein.lst.de (Postfix, from userid 2407) id 324A068BFE; Mon, 20 Jul 2020 08:20:24 +0200 (CEST) Date: Mon, 20 Jul 2020 08:20:24 +0200 From: Christoph Hellwig To: Guenter Roeck Subject: Re: [PATCH 3/5] dma-mapping: make support for dma ops optional Message-ID: <20200720062024.GA10878@lst.de> References: <20200708152449.316476-1-hch@lst.de> <20200708152449.316476-4-hch@lst.de> <20200718171714.GA237687@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200718171714.GA237687@roeck-us.net> User-Agent: Mutt/1.5.17 (2007-11-01) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniel Borkmann , Alexey Kardashevskiy , Greg Kroah-Hartman , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Jesper Dangaard Brouer , Robin Murphy , Christoph Hellwig Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Sat, Jul 18, 2020 at 10:17:14AM -0700, Guenter Roeck wrote: > On Wed, Jul 08, 2020 at 05:24:47PM +0200, Christoph Hellwig wrote: > > Avoid the overhead of the dma ops support for tiny builds that only > > use the direct mapping. > > > > Signed-off-by: Christoph Hellwig > > For ppc:pmac32_defconfig and other configurations, this patch results in: Fixed and force pushed.