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Wed, 22 Nov 2023 10:47:53 +0000 From: Lukas Funke To: openembedded-core@lists.openembedded.org CC: Alexandre Belloni , Lukas Funke Subject: [meta-oe][PATCH v2 0/1] wic: extend empty plugin with options to write zeros to partiton Date: Wed, 22 Nov 2023 11:47:46 +0100 Message-ID: X-Mailer: git-send-email 2.30.2 X-ClientProxiedBy: FR0P281CA0065.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:49::18) To AS2PR08MB8431.eurprd08.prod.outlook.com (2603:10a6:20b:55a::18) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS2PR08MB8431:EE_|PAXPR08MB6493:EE_ X-MS-Office365-Filtering-Correlation-Id: 6ccd3beb-8781-4ed3-3a31-08dbeb487ab9 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AS2PR08MB8431.eurprd08.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(366004)(396003)(39860400002)(376002)(136003)(346002)(230922051799003)(451199024)(186009)(64100799003)(1800799012)(38350700005)(36756003)(86362001)(6512007)(2616005)(6506007)(8936002)(4326008)(8676002)(52116002)(26005)(83380400001)(107886003)(2906002)(66946007)(6916009)(4744005)(316002)(54906003)(66476007)(66556008)(5660300002)(6666004)(478600001)(6486002)(38100700002)(41300700001);DIR:OUT;SFP:1101; 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Wed, 22 Nov 2023 10:48:07 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/191057 From: Lukas Funke Adds features to explicitly write zeros to the start of the partition. This is useful to overwrite old content like filesystem signatures which may be re-recognized otherwise. The new features can be enabled with '--soucreparams="[fill|size=[S|s|K|k|M|G]][,][bs=[S|s|K|k|M|G]]"' Conflicting or missing options throw errors. The features are: - fill Fill the entire partition with zeros. Requires '--fixed-size' option to be set. - size=[S|s|K|k|M|G] Set the first N bytes of the partition to zero. Default unit is 'K'. - bs=[S|s|K|k|M|G] Write at most N bytes at a time during source file creation. Defaults to '1M'. Default unit is 'K'. Changed in v2: - Added SoB --- Malte Schmidt (1): wic: extend empty plugin with options to write zeros to partiton scripts/lib/wic/plugins/source/empty.py | 57 ++++++++++++++++++++++++- 1 file changed, 56 insertions(+), 1 deletion(-)