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 9BF9CC433E1 for ; Mon, 20 Jul 2020 06:20:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 78F1420729 for ; Mon, 20 Jul 2020 06:20:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726611AbgGTGU1 (ORCPT ); Mon, 20 Jul 2020 02:20:27 -0400 Received: from verein.lst.de ([213.95.11.211]:45494 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725805AbgGTGU1 (ORCPT ); Mon, 20 Jul 2020 02:20:27 -0400 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 Cc: Christoph Hellwig , iommu@lists.linux-foundation.org, Alexey Kardashevskiy , Daniel Borkmann , Greg Kroah-Hartman , Robin Murphy , linux-kernel@vger.kernel.org, Jesper Dangaard Brouer , linuxppc-dev@lists.ozlabs.org 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) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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.