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Tue, 12 Nov 2019 02:12:09 +0000 From: Bharat Kumar Gogada To: "linux-nvdimm@lists.01.org" , "linux-fsdevel@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: "willy@infradead.org" , "viro@zeniv.linux.org.uk" , "jack@suse.cz" Subject: DAX filesystem support on ARMv8 Thread-Topic: DAX filesystem support on ARMv8 Thread-Index: AdWY/Oy6C0M7BvSlQD+OiC0acLTSOw== Date: Tue, 12 Nov 2019 02:12:09 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=bharatku@xilinx.com; x-originating-ip: [115.98.198.77] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: f6dec05d-dfdd-4a1a-6274-08d76715b90c x-ms-traffictypediagnostic: MN2PR02MB6270: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:5236; x-forefront-prvs: 021975AE46 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(4636009)(39860400002)(376002)(366004)(136003)(346002)(396003)(199004)(189003)(53754006)(14454004)(81156014)(5660300002)(33656002)(186003)(74316002)(8936002)(81166006)(2906002)(25786009)(7736002)(558084003)(7696005)(305945005)(26005)(486006)(66066001)(54906003)(8676002)(6506007)(110136005)(102836004)(2501003)(99286004)(316002)(66946007)(6116002)(71200400001)(71190400001)(64756008)(66556008)(6436002)(2201001)(66476007)(66446008)(3846002)(478600001)(52536014)(4326008)(86362001)(76116006)(9686003)(256004)(55016002)(476003);DIR:OUT;SFP:1101;SCL:1;SRVR:MN2PR02MB6270;H:MN2PR02MB6336.namprd02.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; received-spf: None (protection.outlook.com: xilinx.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: ToKBUI16fbR5on/MKL+S7BiDXU/pb6sV8gMKgKPMrRMDEmWiIlaL4n3944XwRYF/FPb65FHPiZkKNOmDbsOWKjYx/EKFk5yzhcNS13/O4dhF1DVJgARHvPDZvxA95Vht4ZggThwLUcNKXLu5o4nzEFQ6SIDsghK4vXWAd+YA3KOss0zSnFpwAB72QAzEH694k7f+LjgKi/2YDhzn98WA9KqpxtLeqGT3S0ZDJc90HfZxRNld7Hx5wqgLv6PZDFwPbDXmYEv7Mzn3TMhI2RWYgzL7lYV4XD/X7m3js2fKDSYPbuwOxHQraTEPv6GjeCsRbpFiLO1oOKSSGl2QcBD1surEVzqwlnwTXRKG9uN31XcLrSpmq6dT1qE7QEftLGxU9yIOnSjSbL0+PvQq+XObuwnY8haV/wJDsxhZFJg4ekrXHgTLyRIfClPevEwFaxdl x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-Network-Message-Id: f6dec05d-dfdd-4a1a-6274-08d76715b90c X-MS-Exchange-CrossTenant-originalarrivaltime: 12 Nov 2019 02:12:09.0856 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: rzzrg5awa7zXO5N7LVmUXMfUqXHkVeYRleq+463TJDWcG+Btro/62PUrMDw+2m98cGvp9vGJVHFr86hmJZObJQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR02MB6270 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Hi All, As per Documentation/filesystems/dax.txt The DAX code does not work correctly on architectures which have virtually mapped caches such as ARM, MIPS and SPARC. Can anyone please shed light on dax filesystem issue w.r.t ARM architecture= ?=20 Regards, Bharat