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GET /api/patches/113444/?format=api
{ "id": 113444, "url": "http://patches.dpdk.org/api/patches/113444/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20220624131956.75160-3-dkozlyuk@nvidia.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20220624131956.75160-3-dkozlyuk@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20220624131956.75160-3-dkozlyuk@nvidia.com", "date": "2022-06-24T13:19:53", "name": "[v4,2/5] usertools: add options to change mount point owner", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "b8770196c647d1ffcc547eec494c72b05931dcc6", "submitter": { "id": 2248, "url": "http://patches.dpdk.org/api/people/2248/?format=api", "name": "Dmitry Kozlyuk", "email": "dkozlyuk@nvidia.com" }, "delegate": { "id": 1, "url": "http://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20220624131956.75160-3-dkozlyuk@nvidia.com/mbox/", "series": [ { "id": 23767, "url": "http://patches.dpdk.org/api/series/23767/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=23767", "date": "2022-06-24T13:19:51", "name": "Improve documentation for running as non-root", "version": 4, "mbox": "http://patches.dpdk.org/series/23767/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/113444/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/113444/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 633C0A0032;\n\tFri, 24 Jun 2022 15:20:15 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 1415F42802;\n\tFri, 24 Jun 2022 15:20:11 +0200 (CEST)", "from NAM10-MW2-obe.outbound.protection.outlook.com\n (mail-mw2nam10on2085.outbound.protection.outlook.com [40.107.94.85])\n by mails.dpdk.org (Postfix) with ESMTP id E86A0400EF\n for <dev@dpdk.org>; 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helo=mail.nvidia.com; pr=C", "From": "Dmitry Kozlyuk <dkozlyuk@nvidia.com>", "To": "<dev@dpdk.org>", "CC": "Bruce Richardson <bruce.richardson@intel.com>", "Subject": "[PATCH v4 2/5] usertools: add options to change mount point owner", "Date": "Fri, 24 Jun 2022 16:19:53 +0300", "Message-ID": "<20220624131956.75160-3-dkozlyuk@nvidia.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20220624131956.75160-1-dkozlyuk@nvidia.com>", "References": "<20220624084817.63145-1-dkozlyuk@nvidia.com>\n <20220624131956.75160-1-dkozlyuk@nvidia.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "233ea56e-7219-42f6-13e4-08da55e44088", "X-MS-TrafficTypeDiagnostic": "DM6PR12MB3675:EE_", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:12.22.5.236; CTRY:US; LANG:en; SCL:1; SRV:;\n IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:InfoNoRecords; CAT:NONE;\n SFS:(13230016)(4636009)(136003)(396003)(39860400002)(376002)(346002)(46966006)(36840700001)(40470700004)(86362001)(316002)(40480700001)(2616005)(426003)(478600001)(36860700001)(83380400001)(41300700001)(82740400003)(6916009)(1076003)(26005)(5660300002)(70206006)(356005)(8676002)(70586007)(336012)(8936002)(186003)(7696005)(82310400005)(81166007)(2906002)(55016003)(40460700003)(4326008)(6286002)(6666004)(36756003)(47076005)(36900700001);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "24 Jun 2022 13:20:04.8817 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 233ea56e-7219-42f6-13e4-08da55e44088", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[12.22.5.236];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n CO1NAM11FT009.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "DM6PR12MB3675", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "Per mount(8), the previous owner and mode of the mount point\nbecome invisible as long as this filesystem remains mounted.\nBecause dpdk-hugepages.py must be run as root,\nthe new owner would be root.\nThis is undesirable if the hugepage directory is being set up\nby the administrator for an unprivileged user.\nHugeTLB filesystem has options to set the mount point owner.\nAdd --user/-U and --group/-G options to apply this when mounting.\nThe benefit of performing this in dpdk-hugepages.py\nis that the user does not need to care about this detail\nof mount command operation.\n\nSigned-off-by: Dmitry Kozlyuk <dkozlyuk@nvidia.com>\n---\nOption --unmount/-u was already taken.\n\n usertools/dpdk-hugepages.py | 18 ++++++++++++++++--\n 1 file changed, 16 insertions(+), 2 deletions(-)", "diff": "diff --git a/usertools/dpdk-hugepages.py b/usertools/dpdk-hugepages.py\nindex 8bab086a2f..a22d504d3a 100755\n--- a/usertools/dpdk-hugepages.py\n+++ b/usertools/dpdk-hugepages.py\n@@ -170,7 +170,7 @@ def get_mountpoints():\n return mounted\n \n \n-def mount_huge(pagesize, mountpoint):\n+def mount_huge(pagesize, mountpoint, user, group):\n '''Mount the huge TLB file system'''\n if mountpoint in get_mountpoints():\n print(mountpoint, \"already mounted\")\n@@ -178,6 +178,10 @@ def mount_huge(pagesize, mountpoint):\n cmd = \"mount -t hugetlbfs\"\n if pagesize:\n cmd += ' -o pagesize={}'.format(pagesize * 1024)\n+ if user:\n+ cmd += ' -o uid=' + user\n+ if group:\n+ cmd += ' -o gid=' + group\n cmd += ' nodev ' + mountpoint\n os.system(cmd)\n \n@@ -234,6 +238,16 @@ def main():\n metavar='DIR',\n default=HUGE_MOUNT,\n help='mount point')\n+ parser.add_argument(\n+ '--user',\n+ '-U',\n+ metavar='UID',\n+ help='set the mounted directory owner user')\n+ parser.add_argument(\n+ '--group',\n+ '-G',\n+ metavar='GID',\n+ help='set the mounted directory owner group')\n parser.add_argument(\n '--node', '-n', help='select numa node to reserve pages on')\n parser.add_argument(\n@@ -279,7 +293,7 @@ def main():\n reserve_pages(\n int(reserve_kb / pagesize_kb), pagesize_kb, node=args.node)\n if args.mount:\n- mount_huge(pagesize_kb, args.directory)\n+ mount_huge(pagesize_kb, args.directory, args.user, args.group)\n if args.show:\n show_pages()\n print()\n", "prefixes": [ "v4", "2/5" ] }