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 Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5506EC433EF for ; Thu, 24 Feb 2022 10:17:07 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id E5C8140482; Thu, 24 Feb 2022 10:17:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id JYhgHHUX1UVJ; Thu, 24 Feb 2022 10:17:05 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp2.osuosl.org (Postfix) with ESMTPS id 5E3F9400EA; Thu, 24 Feb 2022 10:17:05 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 36916C001A; Thu, 24 Feb 2022 10:17:05 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [IPv6:2605:bc80:3010::136]) by lists.linuxfoundation.org (Postfix) with ESMTP id 81465C0011 for ; Thu, 24 Feb 2022 10:17:03 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id 6E25260B2D for ; Thu, 24 Feb 2022 10:17:03 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id y57MzPPhGHRl for ; Thu, 24 Feb 2022 10:17:02 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp3.osuosl.org (Postfix) with ESMTP id A22EF60AC0 for ; Thu, 24 Feb 2022 10:17:02 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E30E4ED1; Thu, 24 Feb 2022 02:17:01 -0800 (PST) Received: from [10.163.48.178] (unknown [10.163.48.178]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id E609A3F70D; Thu, 24 Feb 2022 02:16:54 -0800 (PST) From: Anshuman Khandual Subject: Re: [PATCH 10/11] swiotlb: merge swiotlb-xen initialization into swiotlb To: Christoph Hellwig , iommu@lists.linux-foundation.org References: <20220222153514.593231-1-hch@lst.de> <20220222153514.593231-11-hch@lst.de> Message-ID: Date: Thu, 24 Feb 2022 15:46:55 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20220222153514.593231-11-hch@lst.de> Content-Language: en-US Cc: Juergen Gross , linux-s390@vger.kernel.org, linux-hyperv@vger.kernel.org, Stefano Stabellini , linux-ia64@vger.kernel.org, Robin Murphy , x86@kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, tboot-devel@lists.sourceforge.net, linux-pci@vger.kernel.org, xen-devel@lists.xenproject.org, Boris Ostrovsky , David Woodhouse , linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On 2/22/22 9:05 PM, Christoph Hellwig wrote: > Allow to pass a remap argument to the swiotlb initialization functions > to handle the Xen/x86 remap case. ARM/ARM64 never did any remapping > from xen_swiotlb_fixup, so we don't even need that quirk. > > Signed-off-by: Christoph Hellwig > --- > arch/arm/xen/mm.c | 23 +++--- > arch/x86/include/asm/xen/page.h | 5 -- > arch/x86/kernel/pci-dma.c | 27 ++++--- > arch/x86/pci/sta2x11-fixup.c | 2 +- > drivers/xen/swiotlb-xen.c | 128 +------------------------------- > include/linux/swiotlb.h | 7 +- > include/xen/arm/page.h | 1 - > include/xen/swiotlb-xen.h | 8 +- > kernel/dma/swiotlb.c | 120 +++++++++++++++--------------- > 9 files changed, 102 insertions(+), 219 deletions(-) checkpatch.pl has some warnings here. ERROR: trailing whitespace #151: FILE: arch/x86/kernel/pci-dma.c:217: + $ WARNING: please, no spaces at the start of a line #151: FILE: arch/x86/kernel/pci-dma.c:217: + $ total: 1 errors, 1 warnings, 470 lines checked _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu