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=-3.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 309E0C2D0DB for ; Fri, 31 Jan 2020 20:53:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ED40B214D8 for ; Fri, 31 Jan 2020 20:53:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="WDQnFvZD" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726567AbgAaUwy (ORCPT ); Fri, 31 Jan 2020 15:52:54 -0500 Received: from mail-pf1-f181.google.com ([209.85.210.181]:33977 "EHLO mail-pf1-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726109AbgAaUwy (ORCPT ); Fri, 31 Jan 2020 15:52:54 -0500 Received: by mail-pf1-f181.google.com with SMTP id i6so3961434pfc.1; Fri, 31 Jan 2020 12:52:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=WcImXaVJ5xFLxdQlO5pxg/sgsWml7hPwoVGgOSXa54E=; b=WDQnFvZDfy2/68PjMYjoj5CQ99WMGu/FrNceTwCeg+RnM/ZZXdJcFJ/etzCH3G+K9r tPy59x+RjefU1Xu85AMTeLTPXPjUEkX6v033jKVmD1FZLBCpbe0jbCvUB/mLMbTZib7u LwEPwJjiGgJ6YaepZWKhvqx0uzJCXo2u6Nta575PYBje/7MeYHwfrtIxxx4QmkiYHIqG 5cI7IXnFqRdKYxmrb4CiUF2eHGpqv9wTILHRvCWTk7706mOrE2qWQTN0XHR2dcXYo5OA jytmExABYZWnRAocmOw5eGQuvfJo8nyX5p4Hke+SqUu1YDWHlXlFi6vAClcI40fV1fqV fuaQ== 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=WcImXaVJ5xFLxdQlO5pxg/sgsWml7hPwoVGgOSXa54E=; b=X20oT0vvAShmJlofTbdnJXOe7/A2BNX8MU9GJrvqy4HXYlCEGxw/bCbNoFlt5aVGh9 K36bfHdzGIv6o9ldJ7YsUnJeTTgvUTt8ddmPgKrSFRHvbeb37gCgp9I5kVOSYqOxj4KV tqwASt5A3aOewaYIQxsJOnz/bOy56UvaCayvDOOZBMa4yCpJk3qj+grXqWOindTuVTEL VnMDBqqoN31gJOqz6K2n9JL/KhmVbn0Pi8mCTJ1ZGxjaBlkNAU/BBOuOIvgcQDIKOfOx /oNsQxUc6YVvw4p5aGMrSB7NBw3KNQQJbrcejwQLAlq9X/GkKuDwaUtHu1LeAwyJ3elB FTJA== X-Gm-Message-State: APjAAAVyswzW5XoFBDc6V+sIX3vjtcYYmcH2DlmhFKJtxsUC3q8etBZs i4wOyPnvGiztdeujMVCZfvYEb5kBvew= X-Google-Smtp-Source: APXvYqxHUey9/YOsqpgaM3L4MdLEhz3u9ODuF/3lT9Ia7gsboTJ175OSI/76JbuQLF3j2NIcMiD3cQ== X-Received: by 2002:a05:6a00:45:: with SMTP id i5mr12189501pfk.252.1580503973481; Fri, 31 Jan 2020 12:52:53 -0800 (PST) Received: from tw-172-25-31-76.office.twttr.net ([8.25.197.24]) by smtp.gmail.com with ESMTPSA id m128sm11599169pfm.183.2020.01.31.12.52.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 31 Jan 2020 12:52:53 -0800 (PST) From: Cong Wang To: netdev@vger.kernel.org Cc: netfilter-devel@vger.kernel.org, Cong Wang Subject: [Patch nf 0/3] netfilter: xt_hashlimit: a few improvements Date: Fri, 31 Jan 2020 12:52:13 -0800 Message-Id: <20200131205216.22213-1-xiyou.wangcong@gmail.com> X-Mailer: git-send-email 2.21.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patchset improves vmalloc allocation handling and hashlimit_mutex usage for xt_hashlimit. --- Cong Wang (3): xt_hashlimit: avoid OOM for user-controlled vmalloc xt_hashlimit: reduce hashlimit_mutex scope for htable_put() xt_hashlimit: limit the max size of hashtable net/netfilter/xt_hashlimit.c | 23 ++++++++++++++--------- 1 file changed, 14 insertions(+), 9 deletions(-) -- 2.21.1