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Fri, 27 Mar 2020 03:12:23 +0000 From: Chaitanya Kulkarni To: "axboe@kernel.dk" CC: "linux-block@vger.kernel.org" , Damien Le Moal Subject: Re: [PATCH V3 0/3] null_blk: add tracepoints for zoned mode Thread-Topic: [PATCH V3 0/3] null_blk: add tracepoints for zoned mode Thread-Index: AQHWAlR/KLeasVEdYkWa6OO45kCzaw== Date: Fri, 27 Mar 2020 03:12:22 +0000 Message-ID: References: <20200325021629.15103-1-chaitanya.kulkarni@wdc.com> 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=Chaitanya.Kulkarni@wdc.com; x-originating-ip: [199.255.45.62] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 57c26091-0704-4e9a-5d37-08d7d1fcab3f x-ms-traffictypediagnostic: BYAPR04MB4070: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: wdcipoutbound: EOP-TRUE x-ms-oob-tlc-oobclassifiers: OLM:8273; x-forefront-prvs: 0355F3A3AE x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BYAPR04MB4965.namprd04.prod.outlook.com;PTR:;CAT:NONE;SFTY:;SFS:(10019020)(4636009)(39860400002)(136003)(396003)(376002)(346002)(366004)(2906002)(186003)(5660300002)(55016002)(52536014)(26005)(4744005)(76116006)(9686003)(66556008)(66476007)(66446008)(66946007)(64756008)(6916009)(33656002)(86362001)(478600001)(54906003)(81156014)(71200400001)(4326008)(316002)(6506007)(8936002)(7696005)(8676002)(53546011)(81166006);DIR:OUT;SFP:1102; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: KA/bvJgxszePCxN4UZacLzSSj+3ZhExkpqbx6MkMsXpd+BjoQ0tI77/Je5DWfhtChP9BnIC03OG/Aj0UILgaAWoUOPipVHqBjE0DFgmJhRy9VQEd1vJXlpKhUp+6LkuxjMu8AC5rNzIidHqvDwdZlmHnTQWBhm9L6LnzTQZA40An47KnoAHi0L4XItfdwAfxn2Z1rRFGZlPiXYeqfL8eCPjNO8Vei5B7Ej8xNVLfAXo1/n2PSMjRmaqaLxjgMG5aZB+yoOErcqKiZy7jWaWmGm7Ojaxs589WzW5HGKYhgug5hp8X6639mcX6EMCCJPqV24mrxqNh1xv6XR9en+c1hwQn2sHw3QaAQoYvrnBPvdfgQNx1p6H9yQO2lJ89fWz3PH2peyiKh973u38dBBDFWykyd6cira+o3y/mrm0zq0suDhcg7M1hhlEgdvaTVuYd x-ms-exchange-antispam-messagedata: bfHMjrLUozOS+Rc3FsxYKsAjiBUmLOCMc+trkdKiiSbBIAtmFhi/uU994XbD3XRZwXeKrrZyzJILoDjBXwVq7CgtiquywWYJtJt912yPPLfcX7uhshWmUTwSQSDDXqzgU6H08qoRdVSmmyAm8cOVCQ== 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: 57c26091-0704-4e9a-5d37-08d7d1fcab3f X-MS-Exchange-CrossTenant-originalarrivaltime: 27 Mar 2020 03:12:22.9725 (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: CSFenOgZTDcRSVP2mfjhTPrHiv2PmrOjvoqU0koPH/y2ZsrNunynj9mtxxNiZlHkHXuxUpLJ19uPsvY6dzNII8OwR8v8iFSpNi3BpxZQRdc= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR04MB4070 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hi Jens,=0A= =0A= Can we get this in ?=0A= =0A= On 03/24/2020 08:21 PM, Chaitanya Kulkarni wrote:=0A= > Hi Jens,=0A= >=0A= > Recently we've added several new operations for zoned block devices=0A= > blk-zone.c (ZBD). These operations have a direct effect on the=0A= > zone-state machine present in the null_blk_zoned.c.=0A= >=0A= > This will allow us to add new testcases in blktests in order to verify=0A= > the correct operations on the driver side.=0A= >=0A= > This is a small patch series which adds tracepoints for the null_blk=0A= > block driver when configured in a zoned mode (with command line=0A= > parameter zoned=3D1).=0A= >=0A= > The first patch is a prep patch that adds a helper to stringify zone=0A= > conditions which we use in the trace, the second patch adds new=0A= > tracepoint definitions and the third patch allows null_blk_zoned to=0A= > trace operations.=0A= >=0A= > Please have a look at the end for sample test output which has tests=0A= > for CONFIG_BLK_DEV_ZONED and !CONFIG_BLK_DEV_ZONED.=0A= >=0A= > Regards,=0A= > Chaitanya=0A= >=0A= =0A=