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Thu, 7 Apr 2022 00:32:26 +0000 Received: from SN6PR10MB3006.namprd10.prod.outlook.com ([fe80::8dcf:404c:fc1a:1d42]) by SN6PR10MB3006.namprd10.prod.outlook.com ([fe80::8dcf:404c:fc1a:1d42%5]) with mapi id 15.20.5144.021; Thu, 7 Apr 2022 00:32:26 +0000 Date: Wed, 6 Apr 2022 20:31:48 -0400 From: Konrad Rzeszutek Wilk To: Christoph Hellwig Cc: iommu@lists.linux-foundation.org, x86@kernel.org, Anshuman Khandual , Tom Lendacky , Stefano Stabellini , Boris Ostrovsky , Juergen Gross , Joerg Roedel , David Woodhouse , Lu Baolu , Robin Murphy , linux-arm-kernel@lists.infradead.org, xen-devel@lists.xenproject.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-hyperv@vger.kernel.org, tboot-devel@lists.sourceforge.net, linux-pci@vger.kernel.org Subject: Re: cleanup swiotlb initialization v8 Message-ID: References: <20220404050559.132378-1-hch@lst.de> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220404050559.132378-1-hch@lst.de> X-ClientProxiedBy: BL1PR13CA0160.namprd13.prod.outlook.com (2603:10b6:208:2bd::15) To SN6PR10MB3006.namprd10.prod.outlook.com (2603:10b6:805:cf::13) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 15af4aa8-0caa-4107-ef2f-08da182e035d X-MS-TrafficTypeDiagnostic: CY4PR10MB1671:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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To get there is also removes the x86 iommu table > infrastructure that massively obsfucates the initialization path. > > Git tree: > > git://git.infradead.org/users/hch/misc.git swiotlb-init-cleanup > > Gitweb: > > http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/swiotlb-init-cleanup > > Changes since v7: > - rebased to Linux 5.18-rc1 > - better document the lower bound swiotlb size for xen-swiotlb > - improve the nslabs calculation for the retry case in > swiotlb_init_remap and swiotlb_init_late Hey Christoph, Feel free to tack on Reviewed-by: Konrad Rzeszutek Wilk on them if you would like. Thank you for doing the spring cleaning of this codebase!