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Wong" , Christoph Hellwig CC: Andreas Gruenbacher , "linux-xfs@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: lift the xfs writepage code into iomap v3 Thread-Topic: lift the xfs writepage code into iomap v3 Thread-Index: AQHVQHLnm8YlnzqufEe/8+6cUzq/WQ== Date: Wed, 31 Jul 2019 06:04:59 +0000 Message-ID: References: <20190722095024.19075-1-hch@lst.de> <20190730011705.GO1561054@magnolia> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Damien.LeMoal@wdc.com; x-originating-ip: [199.255.47.11] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: fe6f1290-eed7-43b7-27ab-08d7157d0519 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600148)(711020)(4605104)(1401327)(4618075)(2017052603328)(7193020);SRVR:BYAPR04MB4325; x-ms-traffictypediagnostic: BYAPR04MB4325: x-ms-exchange-purlcount: 1 x-microsoft-antispam-prvs: wdcipoutbound: EOP-TRUE x-ms-oob-tlc-oobclassifiers: OLM:7691; x-forefront-prvs: 011579F31F x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(4636009)(396003)(366004)(39860400002)(346002)(136003)(376002)(199004)(53754006)(189003)(8936002)(55016002)(26005)(486006)(68736007)(102836004)(186003)(6506007)(256004)(446003)(66066001)(25786009)(8676002)(229853002)(53546011)(14444005)(476003)(6306002)(81156014)(53936002)(81166006)(7736002)(6246003)(74316002)(33656002)(9686003)(305945005)(71190400001)(76116006)(478600001)(3846002)(4326008)(64756008)(66476007)(2906002)(7696005)(76176011)(86362001)(966005)(110136005)(71200400001)(6116002)(99286004)(52536014)(316002)(5660300002)(14454004)(6436002)(66446008)(66556008)(66946007)(54906003)(91956017);DIR:OUT;SFP:1102;SCL:1;SRVR:BYAPR04MB4325;H:BYAPR04MB5816.namprd04.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: xegEx0kTgwS2LCa6HlYzIYXyTBcNwn/vhzYYT/e8qxnt7GsWCJxQYG3BiIDNJ19jjL1H4hyoMIVl7bwBuTFMAWRA6sQ1h1kniG7IxDGEB0V4YRU0I/pKjT9shtEgKeNtd8BBLLELErnt9LJJDzjs/vX+FtfSANxsMA+1mS8XuTaApNQfdwrWqIhB4hFH4uZ+CLzm31776TYJuF+8K0xzs9fdx4OUutkNS/3sdydjJJR6x5WySm8dIQakE5EU5CS9KDYV3Wbx8TLEXWduWw5G2r+ha1tuK797eOd2HlRkuWni/AMOgbQ/nNMc0Nt0XmTt/Rj2H1B13TWQytTYT3BXYteH0Q4cBd+PHF4x6uVcqJnkoD5sn3g+6+LlIBuJlffb2mksb5mYpCnxR4k/0hTNBWjilv4ZvKv8BrHLJCWCf3I= Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: fe6f1290-eed7-43b7-27ab-08d7157d0519 X-MS-Exchange-CrossTenant-originalarrivaltime: 31 Jul 2019 06:04:59.4975 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: Damien.LeMoal@wdc.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR04MB4325 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Darrick,=0A= =0A= On 2019/07/30 10:17, Darrick J. Wong wrote:=0A= > On Mon, Jul 22, 2019 at 11:50:12AM +0200, Christoph Hellwig wrote:=0A= >> Hi all,=0A= >>=0A= >> this series cleans up the xfs writepage code and then lifts it to=0A= >> fs/iomap.c so that it could be use by other file system. I've been=0A= >> wanting to this for a while so that I could eventually convert gfs2=0A= >> over to it, but I never got to it. Now Damien has a new zonefs=0A= >> file system for semi-raw access to zoned block devices that would=0A= >> like to use the iomap code instead of reinventing it, so I finally=0A= >> had to do the work.=0A= > =0A= > I've posted a branch against -rc2 for us all to work from:=0A= > =0A= > https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git/log/?h=3Diomap-writeb= ack=0A= > =0A= > and will be emailing the patches shortly to the list for completeness.=0A= =0A= I rebased zonefs on this branch and all tests passed, no compilation proble= ms=0A= either. I will send a v2 of zonefs patch with all of Dave's comments addres= sed=0A= shortly.=0A= =0A= Thank you.=0A= =0A= Best regards.=0A= =0A= =0A= =0A= -- =0A= Damien Le Moal=0A= Western Digital Research=0A=