From patchwork Wed Dec 13 11:45:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "D. Wythe" X-Patchwork-Id: 17975 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7300:3b04:b0:fb:cd0c:d3e with SMTP id c4csp7712789dys; Wed, 13 Dec 2023 03:46:43 -0800 (PST) X-Google-Smtp-Source: AGHT+IEqBPXofl/z9R1G+E6FO+Agr/3Fe40TZwt3pWzG2qZY3SiMCUu0mKRwVMXiJCuGcW6nn1rg X-Received: by 2002:a05:6e02:1b07:b0:35d:5995:798a with SMTP id i7-20020a056e021b0700b0035d5995798amr11882318ilv.36.1702468003089; Wed, 13 Dec 2023 03:46:43 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1702468003; cv=none; d=google.com; s=arc-20160816; b=vB63TOrD8VZcPxheR6dmbJxj4EdzU74L+2ZL+JHTG4fcAjfjv/brgv4FRHWxQBDorC wU/L2faIlmzx01qINiTzkJxmkggXYoT5RHC8bcZiN/C6vACsKtvYfnvgEjqUZJsw1XtQ 10qLoXi/FWozTQ/B7pG0+46kZgZlzeU0+471J2WWMB8AqvmVaa8nLv+sEMlsAWgV3TUD RYL9NO8MqvHpFN99BvYpoRVd5IERrI1zgTqgFEZSDE4aLux+9mfdUF84s20f4w16ezXW ZkE/Xb8xtDcR2cqveMxFn/uCgnP4r5/ZxDJt1Joh5Lw8kM+9e1yigsPw2ULbMhpmeW3B wpcw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:date:subject:cc:to:from; bh=wLvzInBjtRuakrlLkFIiGLXaR2Ih6HSZF2aL+00BOfA=; fh=DtebtD3C5NalZZ7aacdAi1fxTfGxukEt+FlPM6A5a6s=; b=zXhSp7LbU/qNJ56Qd5oeS0mfa10OVxOTD6PKQ7YehRgk8qTgvICzIaCss6I62yA+qi xo/Q2U4xTMECgFfzYy0UwWrbFaYaeAjtLX6Nk8m/4C41HtlM0m0E0RUFYFXEaMqJWxoq jkFnMmOsvyJSArpYeeKIh7IWGJy6iyTa19utLInPEx/NneeLGtn6ufvq8udIK8CHdbD9 AADblp9OX4rnv2vTWQwi58uJh/t6tnQ2uvgJdJggj8qOkDrTz3obI32ubQnCApD8WQTD tzbJQ/pltKoO18STcavs/Wet9SLeAJrsP0D2taL8z8LwTOBLy8/fWS+7xMR9YNOkSvop cqMQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.35 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: from groat.vger.email (groat.vger.email. [23.128.96.35]) by mx.google.com with ESMTPS id e6-20020a654786000000b005c660ba30a7si9165541pgs.512.2023.12.13.03.46.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 Dec 2023 03:46:43 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.35 as permitted sender) client-ip=23.128.96.35; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.35 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by groat.vger.email (Postfix) with ESMTP id D1453803D027; Wed, 13 Dec 2023 03:46:09 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at groat.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233322AbjLMLqB (ORCPT + 99 others); Wed, 13 Dec 2023 06:46:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55706 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233351AbjLMLp7 (ORCPT ); Wed, 13 Dec 2023 06:45:59 -0500 Received: from out30-100.freemail.mail.aliyun.com (out30-100.freemail.mail.aliyun.com [115.124.30.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D3EFCD5; Wed, 13 Dec 2023 03:46:01 -0800 (PST) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R131e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046059;MF=alibuda@linux.alibaba.com;NM=1;PH=DS;RN=14;SR=0;TI=SMTPD_---0VyQzxsZ_1702467954; Received: from j66a10360.sqa.eu95.tbsite.net(mailfrom:alibuda@linux.alibaba.com fp:SMTPD_---0VyQzxsZ_1702467954) by smtp.aliyun-inc.com; Wed, 13 Dec 2023 19:45:59 +0800 From: "D. Wythe" To: pablo@netfilter.org, kadlec@netfilter.org, fw@strlen.de Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, coreteam@netfilter.org, netfilter-devel@vger.kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, ast@kernel.org, "D. Wythe" Subject: [RFC nf-next 0/2] netfilter: bpf: support prog update Date: Wed, 13 Dec 2023 19:45:43 +0800 Message-Id: <1702467945-38866-1-git-send-email-alibuda@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE, UNPARSEABLE_RELAY autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Wed, 13 Dec 2023 03:46:10 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785167059360166641 X-GMAIL-MSGID: 1785167088947017290 From: "D. Wythe" This patches attempt to support updating of progs with bpf netfilter link, introducing a new RCU-protected context to access the prog, and adding a corresponding test case. D. Wythe (2): netfilter: bpf: support prog update selftests/bpf: Add netfilter link prog update test net/netfilter/nf_bpf_link.c | 124 ++++++++++++++++++--- .../bpf/prog_tests/netfilter_link_update_prog.c | 83 ++++++++++++++ .../bpf/progs/test_netfilter_link_update_prog.c | 24 ++++ 3 files changed, 218 insertions(+), 13 deletions(-) create mode 100644 tools/testing/selftests/bpf/prog_tests/netfilter_link_update_prog.c create mode 100644 tools/testing/selftests/bpf/progs/test_netfilter_link_update_prog.c