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Mon, 7 Sep 2020 08:49:35 +0000 From: Johannes Thumshirn To: Damien Le Moal CC: "linux-fsdevel@vger.kernel.org" Subject: Re: [PATCH 2/3] zonefs: open/close zone on file open/close Thread-Topic: [PATCH 2/3] zonefs: open/close zone on file open/close Thread-Index: AQHWgq3YPlp6RQIWlkex6nUu1mudEg== Date: Mon, 7 Sep 2020 08:49:35 +0000 Message-ID: References: <20200904112328.28887-1-johannes.thumshirn@wdc.com> <20200904112328.28887-3-johannes.thumshirn@wdc.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: wdc.com; dkim=none (message not signed) header.d=none;wdc.com; dmarc=none action=none header.from=wdc.com; x-originating-ip: [2001:a62:1590:f101:5817:1b3:3c71:ea81] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: 611c13ae-8b88-4770-e413-08d8530af2ab x-ms-traffictypediagnostic: SN6PR04MB4238: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: wdcipoutbound: EOP-TRUE x-ms-oob-tlc-oobclassifiers: OLM:8273; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: X4QijJ7dZRPcEBVdX6JQq/EEVexZMai6qesxBd14ocF5eYhgAtwVDFL+V+fFvY4Tc64UQaHrmRoJLQNgZBt1Ej+17sR7j0O0R8jCuQba4DSMK6epkcT9Gt48cZitmQKHa9IsVAN8kA8s0yw20R6KNn2ZwJZqtTnbaXGBDen74ZQqrYy4B9d28mqSZaROd93JYuo74kTQEFq5gfb4AaFqvdmY1uBDogJ5qLAUr85TnmW0uF9+fs71VR+wHj1Iolkvrp/9kZ/h1ASoETKgjvXrvDrvFRnpYQnJNzTw4d6NGZasl9iz7rrqLKkrF9dL7sGKoifdxBDk0AEM0t7xEJ3PhA== x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SN4PR0401MB3598.namprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(366004)(136003)(376002)(346002)(396003)(39860400002)(8936002)(8676002)(478600001)(2906002)(316002)(76116006)(71200400001)(66556008)(86362001)(55016002)(66946007)(64756008)(66446008)(91956017)(6636002)(186003)(66476007)(9686003)(33656002)(4744005)(53546011)(5660300002)(4326008)(6506007)(52536014)(7696005)(6862004);DIR:OUT;SFP:1102; x-ms-exchange-antispam-messagedata: 4IOE5QXs2cv4Ik+GMLHYW/dWc67g1BTs9tFQQP//T3G/Jx+fN/uhelv18TdohynzCH/1qF+eVwto9mY+A7zNBHgEUw4XS524sO81cwn/t+X07khhGjus/VyfVJRvx+C3BiQlyjrKfn4yed6M+HkH99Fx05t4puSgeK1Md6tMAC7/WxKqJS8CWFnhBaBHSND66O4Lm7g/XeOdermVkcbCYUrU79CM6RioaiYAamUtpBd8kGR5mHkZpEU4weEgScdjPUpDD9QTUDYjX0GMwgrZC/DvPZpE3kzZ0jGdnvBT/GjKAiT/b1p62YXUgO7VQzABm9nG7ctTcvUhdQZo0V53hqT719WiOVIATwttRwHBO2a8DJJkvWMVveWgYhgsR0hf780q/l/uBY+KanNkJmO/6HvO1xDDSF2MeL/jOHUX3V1apVA8ePUWIfysgUrgrZe978wGtG2ksjluv+BvIZKcX2a999GWIprH1m2CIiga7rQ+34ENz3IWHsbiFQjk3eZ8qHOfYoStmz1OprF1CCzWT1QTSlS8av0llB+WbmYs307JRlnOV4XA3nZX/sZyMk0l5PWaz3ixqJLTOzOFZn9g3W4uqemtP333zLrqA5TJMkrqQVFytEmY7y2Zqz6q407BwUYdX1W86HhNYs7WbZ8YxnevMV2y0sDtSKrw+gGVZ1nKkzIiHkeFGFjxLOzjR7SpFJm1oNvYqJtxOv7vvzkcXw== Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SN4PR0401MB3598.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 611c13ae-8b88-4770-e413-08d8530af2ab X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Sep 2020 08:49:35.7765 (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: aBiG5azMEE8dORXV9PUl6NZjfWkshj4mIS1OdI6Dh35QtDkiVG1lfZbNnZwdI7Olb6BzX8ZCSSEzyhPMEVMwGs+O9rH5GIF5QyAwR4OyrSY= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN6PR04MB4238 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On 07/09/2020 05:06, Damien Le Moal wrote:=0A= > May be you meant something like "leave a zone not active after a truncate= when=0A= > the zone file is open for writing" ?=0A= =0A= No I meant, we shouldn't decrement the 's_open_zones' count on truncate to = 0=0A= or full, when a zone is still opened for write. Because if we do, another t= hread=0A= could open the last available open zone and the application won't be able t= o write=0A= to a previously opened zone, if that makes sense.=0A=