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Thu, 26 Mar 2020 06:25:17 +0000 Date: Wed, 25 Mar 2020 23:25:14 -0700 From: Martin KaFai Lau To: Joe Stringer CC: Lorenz Bauer , bpf , Networking , Daniel Borkmann , Alexei Starovoitov , Eric Dumazet Subject: Re: [PATCHv2 bpf-next 5/5] selftests: bpf: add test for sk_assign Message-ID: <20200326062514.lc7f6xbg5sg4hhjj@kafai-mbp> References: <20200325055745.10710-1-joe@wand.net.nz> <20200325055745.10710-6-joe@wand.net.nz> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 X-ClientProxiedBy: MWHPR21CA0049.namprd21.prod.outlook.com (2603:10b6:300:db::11) To MW2PR1501MB2171.namprd15.prod.outlook.com (2603:10b6:302:13::27) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from kafai-mbp (2620:10d:c090:400::5:cd36) by MWHPR21CA0049.namprd21.prod.outlook.com (2603:10b6:300:db::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2878.2 via Frontend Transport; Thu, 26 Mar 2020 06:25:16 +0000 X-Originating-IP: [2620:10d:c090:400::5:cd36] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 03511939-014b-4566-4400-08d7d14e73c2 X-MS-TrafficTypeDiagnostic: MW2PR1501MB2185: X-Microsoft-Antispam-PRVS: X-FB-Source: Internal X-MS-Oob-TLC-OOBClassifiers: OLM:4941; X-Forefront-PRVS: 0354B4BED2 X-Forefront-Antispam-Report: SFV:NSPM;SFS:(10019020)(376002)(136003)(346002)(366004)(396003)(39860400002)(54906003)(55016002)(4744005)(1076003)(66556008)(86362001)(53546011)(6916009)(66946007)(316002)(66476007)(9686003)(8676002)(6496006)(478600001)(81166006)(8936002)(33716001)(52116002)(5660300002)(16526019)(81156014)(2906002)(4326008)(186003);DIR:OUT;SFP:1102;SCL:1;SRVR:MW2PR1501MB2185;H:MW2PR1501MB2171.namprd15.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords; Received-SPF: None (protection.outlook.com: fb.com does not designate permitted sender hosts) X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: wjBE65WfA25Ajz2f7ltKBvCxvGFfk5z9kptjZkWdYMXP3jBL7EmviAOJP0g/jB+xWjToz5lQToc1k3BmU90qseFErUmdiimxNM4UuJNSJzcE1ej6tHuJdvoosNYko0I61MmQ53iMSFT8tL80ulqXrDi9WkoIJt4bSd0rbsOOEIB78A7cA4ukTYZQF+ddtp6gcbWmuZ/9VvmkBtxlKi4j1lFRPsrX+eMocrQdKeULT779rK7/4/5YGaHWbkVSZ4YydMXBzQziT28ndklXC5DKi8dRz0Ppxq7DJ5zRAygFhttdHWY36taxiNPasKuhWQINzxhhZlGHZX3mFnzvvyHlNtoiIrrHsrcD20UIuuUp5xi5Q079HtSf0ZQVB4aQdTP8z9tYu8wBfMbXM5UFiDKsLrlOU2H4vifCRaMep+/8YbQTlY4wXoIHzgCvuRQ96cDO X-MS-Exchange-AntiSpam-MessageData: zsWSDRU4xcndiNcPmel+mhLAm/Piz+NRYb9dRql3VvbxtE2aYew2v3jkhLsQChuoXEP7jIhCLnrYjnTq2PIQ9JbUdw5q7ffDTWGhf13wCDFzIaPfO4IvEc7dbTTtHekrziDA77cLLa9l840rqMCf0Dof3U3OCCk59g5z/FjWbBW+2c030cm1pH/4e7Ocuw2P X-MS-Exchange-CrossTenant-Network-Message-Id: 03511939-014b-4566-4400-08d7d14e73c2 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Mar 2020 06:25:17.8018 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 8ae927fe-1255-47a7-a2af-5f3a069daaa2 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: SqLo6ETnOKB4J+zmDOj8oeNqPAKnY+RqeK0H3C49dQc7UF0rwjo7GWz6cvwigOof X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW2PR1501MB2185 X-OriginatorOrg: fb.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.645 definitions=2020-03-25_15:2020-03-24,2020-03-25 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 mlxscore=0 phishscore=0 suspectscore=0 clxscore=1015 adultscore=0 lowpriorityscore=0 bulkscore=0 malwarescore=0 spamscore=0 priorityscore=1501 impostorscore=0 mlxlogscore=917 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2003260042 X-FB-Internal: deliver Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Wed, Mar 25, 2020 at 01:55:59PM -0700, Joe Stringer wrote: > On Wed, Mar 25, 2020 at 3:35 AM Lorenz Bauer wrote: > > > > On Wed, 25 Mar 2020 at 05:58, Joe Stringer wrote: > > > > > > From: Lorenz Bauer > > > > > > Attach a tc direct-action classifier to lo in a fresh network > > > namespace, and rewrite all connection attempts to localhost:4321 > > > to localhost:1234 (for port tests) and connections to unreachable > > > IPv4/IPv6 IPs to the local socket (for address tests). > > > > Can you extend this to cover UDP as well? > > I'm working on a follow-up series for UDP, we need this too. Other than selftests, what are the changes for UDP in patch 1 - 4?