From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 369C3C3F2D7 for ; Wed, 4 Mar 2020 10:13:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0AF2B21741 for ; Wed, 4 Mar 2020 10:13:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=cloudflare.com header.i=@cloudflare.com header.b="RIInD9Rl" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729256AbgCDKNj (ORCPT ); Wed, 4 Mar 2020 05:13:39 -0500 Received: from mail-lj1-f195.google.com ([209.85.208.195]:37661 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728946AbgCDKNj (ORCPT ); Wed, 4 Mar 2020 05:13:39 -0500 Received: by mail-lj1-f195.google.com with SMTP id q23so1352645ljm.4 for ; Wed, 04 Mar 2020 02:13:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cloudflare.com; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=l5VLUtAhfgBsOg4rLlIPQN68IyjJbYsnM/8jmzkLZnQ=; b=RIInD9Rl9eoyZ0sJ0STDuAF22JibGvVr3aRcUtVhDkdBnSbVOmtRAX9+5echD6mm63 BnMTtLnvWMZ5nvEaAcOHY0ztXNuETcLi3xcKEr/Rr4X6c9a2XveXcTG4bdsEyJPaaKRr kucRLSIfDPte4frBdgzDikLSyUI2mmKdbWQaw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=l5VLUtAhfgBsOg4rLlIPQN68IyjJbYsnM/8jmzkLZnQ=; b=mZ6LXPBN+Q7+vS5RujdBioeImX8q70QWFOh7u5shsvZ2HgENe8gpcuK9jTmvZskTJ0 +CJ+umWASauGcd70tIYz3xD63zbrdBslZXUAL+xR7ixa5BNMg0rbZGX6UOnxHYt/Tzbw Dp3L1sM9Nexe7SGdyko5/qSXabRumMkEDzD1o5iJniThOVn8h8qzXy0Uaao3o+xIyroJ ndnD5FtbWmEIkQf0PHg6VGXDrzcnXZeuya6ZYTzpagPPgaDNc3WchSPytyiEgHWQkW6a ERFXiScSRUGqwyoe3crrEbvNP6MxU7AVFt1CTkac1XhO4DKiSalsHZLEGIdfjCsq63DF N0Ow== X-Gm-Message-State: ANhLgQ33JjI9wF9LRKp6E0rScxKMXru2k8DON92/OtBihnvtLbTahgYF y4MPaj+/ppQPd3eDj9uP2XakX3HyDVqfZ0Vv X-Google-Smtp-Source: ADFU+vuLnv++HnjkYrEVdCsFq4UJneukNpbkIfLrDxxcsvSJgk5pm6VKCjO5OpHJYP4UubwzN/Y1IQ== X-Received: by 2002:a2e:3812:: with SMTP id f18mr1511119lja.129.1583316815678; Wed, 04 Mar 2020 02:13:35 -0800 (PST) Received: from localhost.localdomain ([176.221.114.230]) by smtp.gmail.com with ESMTPSA id l7sm341777lfk.65.2020.03.04.02.13.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2020 02:13:35 -0800 (PST) From: Lorenz Bauer To: john.fastabend@gmail.com, Alexei Starovoitov , Daniel Borkmann Cc: kernel-team@cloudflare.com, Lorenz Bauer , netdev@vger.kernel.org, bpf@vger.kernel.org Subject: [PATCH bpf-next v3 00/12] bpf: sockmap, sockhash: support storing UDP sockets Date: Wed, 4 Mar 2020 11:13:05 +0100 Message-Id: <20200304101318.5225-1-lmb@cloudflare.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Thanks to Jakub's suggestion I was able to eliminate sk_psock_hooks! Now TCP and UDP only need to export a single function get_proto, which is called from the sockmap code. This reduced the amount of boilerplate a bit. The downside is that the IPv6 proto rebuild is copied and pasted from TCP, but I think I can live with that. Changes since v2: - Remove sk_psock_hooks based on Jakub's idea - Fix reference to tcp_bpf_clone in commit message - Add inet_csk_has_ulp helper Changes since v1: - Check newsk->sk_prot in tcp_bpf_clone - Fix compilation with BPF_STREAM_PARSER disabled - Use spin_lock_init instead of static initializer - Elaborate on TCPF_SYN_RECV - Cosmetic changes to TEST macros, and more tests - Add Jakub and me as maintainers Jakub Sitnicki (2): bpf: add sockmap hooks for UDP sockets bpf: sockmap: add UDP support Lorenz Bauer (10): bpf: sockmap: only check ULP for TCP sockets skmsg: update saved hooks only once bpf: tcp: move assertions into tcp_bpf_get_proto bpf: tcp: guard declarations with CONFIG_NET_SOCK_MSG bpf: sockmap: move generic sockmap hooks from BPF TCP bpf: sockmap: simplify sock_map_init_proto selftests: bpf: don't listen() on UDP sockets selftests: bpf: add tests for UDP sockets in sockmap selftests: bpf: enable UDP sockmap reuseport tests bpf, doc: update maintainers for L7 BPF MAINTAINERS | 3 + include/linux/bpf.h | 4 +- include/linux/skmsg.h | 56 ++--- include/net/tcp.h | 20 +- include/net/udp.h | 5 + net/core/sock_map.c | 158 +++++++++++--- net/ipv4/Makefile | 1 + net/ipv4/tcp_bpf.c | 114 ++-------- net/ipv4/udp_bpf.c | 53 +++++ .../bpf/prog_tests/select_reuseport.c | 6 - .../selftests/bpf/prog_tests/sockmap_listen.c | 204 +++++++++++++----- 11 files changed, 399 insertions(+), 225 deletions(-) create mode 100644 net/ipv4/udp_bpf.c -- 2.20.1