Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751792AbdFKCiS (ORCPT ); Sat, 10 Jun 2017 22:38:18 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:29800 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751687AbdFKCiP (ORCPT ); Sat, 10 Jun 2017 22:38:15 -0400 Date: Sat, 10 Jun 2017 22:36:44 -0400 From: Konrad Rzeszutek Wilk To: Christoph Hellwig Cc: x86@kernel.org, linux-arm-kernel@lists.infradead.org, xen-devel@lists.xenproject.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, openrisc@lists.librecores.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, dmaengine@vger.kernel.org, linux-tegra@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, iommu@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 07/44] xen-swiotlb: consolidate xen_swiotlb_dma_ops Message-ID: <20170611023644.GE30966@char.us.oracle.com> References: <20170608132609.32662-1-hch@lst.de> <20170608132609.32662-8-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170608132609.32662-8-hch@lst.de> User-Agent: Mutt/1.8.0 (2017-02-23) X-Source-IP: userv0022.oracle.com [156.151.31.74] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 845 Lines: 20 On Thu, Jun 08, 2017 at 03:25:32PM +0200, Christoph Hellwig wrote: > ARM and x86 had duplicated versions of the dma_ops structure, the > only difference is that x86 hasn't wired up the set_dma_mask, > mmap, and get_sgtable ops yet. On x86 all of them are identical > to the generic version, so they aren't needed but harmless. > > All the symbols used only for xen_swiotlb_dma_ops can now be marked > static as well. > > Signed-off-by: Christoph Hellwig > --- > arch/arm/xen/mm.c | 17 -------- > arch/x86/xen/pci-swiotlb-xen.c | 14 ------- > drivers/xen/swiotlb-xen.c | 93 ++++++++++++++++++++++-------------------- > include/xen/swiotlb-xen.h | 62 +--------------------------- > 4 files changed, 49 insertions(+), 137 deletions(-) Yeeey! Reviewed-by: Konrad Rzeszutek Wilk