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Fri, 25 Sep 2020 08:35:35 +0000 From: Pavel Tikhomirov To: Miklos Szeredi Cc: Pavel Tikhomirov , Amir Goldstein , Vivek Goyal , linux-unionfs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 0/2] ovl introduce "uuid=off" Date: Fri, 25 Sep 2020 11:35:05 +0300 Message-Id: <20200925083507.13603-1-ptikhomirov@virtuozzo.com> X-Mailer: git-send-email 2.26.2 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: AM0PR05CA0087.eurprd05.prod.outlook.com (2603:10a6:208:136::27) To AM6PR08MB4756.eurprd08.prod.outlook.com (2603:10a6:20b:cd::17) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from snorch.sw.ru (95.179.127.150) by AM0PR05CA0087.eurprd05.prod.outlook.com (2603:10a6:208:136::27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3412.22 via Frontend Transport; Fri, 25 Sep 2020 08:35:34 +0000 X-Mailer: git-send-email 2.26.2 X-Originating-IP: [95.179.127.150] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 0fe0f759-a44f-4179-b902-08d8612df911 X-MS-TrafficTypeDiagnostic: AM6PR08MB3333: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2803; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: gwK4cEI2/FMF9cTlKvaWOBaYc1L0k04+XQvShxxt76kBaEQI6CvmxB+9zsNoxgjjmvPn5pnXb1GxSSTj0Y0zJtMHeTwm5++6SCZBFwALDa/tZPck93KIS1e4UswFvFKhwhAVCWMvq6n14mg9kE8E1yN/LU4Ck6F1t/yQiryEtk1xjJaw477La/EjMQfON0Z+l1uPuBu74fTjsjVHGuCv1J+jjmIZpPj5XHbi6ifNRCyLljJHNwWfpYqzWs0mFAgUhL7q7jzxuVtHKKnE1TFUxMPQJZHkNBAtkAW2ygKQHl+2vv8D5tbuylw/Y9a1LAnMsm+lCAAI6JAmYCCHYvqaIIg6U7SWzq9UeUv1fRKEfEiFEcg+aLnSUv9ggjvmlok3 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM6PR08MB4756.eurprd08.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(376002)(366004)(396003)(136003)(346002)(39840400004)(186003)(36756003)(66946007)(8676002)(86362001)(16526019)(956004)(66556008)(6916009)(8936002)(2906002)(66476007)(316002)(5660300002)(6486002)(2616005)(1076003)(6512007)(4326008)(83380400001)(54906003)(478600001)(6506007)(52116002)(6666004)(26005);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: virtuozzo.com X-MS-Exchange-CrossTenant-Network-Message-Id: 0fe0f759-a44f-4179-b902-08d8612df911 X-MS-Exchange-CrossTenant-AuthSource: AM6PR08MB4756.eurprd08.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Sep 2020 08:35:35.4914 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 0bc7f26d-0264-416e-a6fc-8352af79c58f X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: XY4eH+TWpWzVSQdCr9eygCJXRnHZ1oQvMUWjQ+TDfNd7IBV7luj1fAHnS9h5kbVvdCdTkPL3swHQ6jl3WA5Qcgn3fOJunpYtXtTTs3VBz9E= X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR08MB3333 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a v4 of: ovl: introduce new "index=nouuid" option for inodes index feature Changes in v3: rebase to overlayfs-next, replace uuid with null in file handles, propagate ovl_fs to needed functions in a separate patch, add separate bool "uuid=on/off" option, fix numfs check fallback, add a note to docs. Changes in v4: get rid of double negatives, remove nouuid leftower comment, fix missprint in kernel config name. CC: Amir Goldstein CC: Vivek Goyal CC: Miklos Szeredi CC: linux-unionfs@vger.kernel.org CC: linux-kernel@vger.kernel.org Signed-off-by: Pavel Tikhomirov Pavel Tikhomirov (2): ovl: propagate ovl_fs to ovl_decode_real_fh and ovl_encode_real_fh ovl: introduce new "uuid=off" option for inodes index feature Documentation/filesystems/overlayfs.rst | 6 ++++++ fs/overlayfs/Kconfig | 19 +++++++++++++++++++ fs/overlayfs/copy_up.c | 25 ++++++++++++++----------- fs/overlayfs/export.c | 10 ++++++---- fs/overlayfs/namei.c | 23 +++++++++++++---------- fs/overlayfs/overlayfs.h | 14 ++++++++------ fs/overlayfs/ovl_entry.h | 1 + fs/overlayfs/super.c | 25 +++++++++++++++++++++++++ fs/overlayfs/util.c | 3 ++- 9 files changed, 94 insertions(+), 32 deletions(-) -- 2.26.2