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{ "id": 812659, "url": "http://patchwork.ozlabs.org/api/covers/812659/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/cover/20170911233332.7594-1-xiyou.wangcong@gmail.com/", "project": { "id": 7, "url": "http://patchwork.ozlabs.org/api/projects/7/?format=api", "name": "Linux network development", "link_name": "netdev", "list_id": "netdev.vger.kernel.org", "list_email": "netdev@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170911233332.7594-1-xiyou.wangcong@gmail.com>", "list_archive_url": null, "date": "2017-09-11T23:33:29", "name": "[net,v3,0/3] net_sched: fix filter chain reference counting", "submitter": { "id": 211, "url": "http://patchwork.ozlabs.org/api/people/211/?format=api", "name": "Cong Wang", "email": "xiyou.wangcong@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/netdev/cover/20170911233332.7594-1-xiyou.wangcong@gmail.com/mbox/", "series": [ { "id": 2596, "url": "http://patchwork.ozlabs.org/api/series/2596/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=2596", "date": "2017-09-11T23:33:29", "name": "net_sched: fix filter chain reference counting", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/2596/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/812659/comments/", "headers": { "Return-Path": "<netdev-owner@vger.kernel.org>", "X-Original-To": "patchwork-incoming@ozlabs.org", "Delivered-To": "patchwork-incoming@ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=<UNKNOWN>)", "ozlabs.org; dkim=pass (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"DUC5NmUl\"; dkim-atps=neutral" ], "Received": [ "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xrklQ45rJz9s8J\n\tfor <patchwork-incoming@ozlabs.org>;\n\tTue, 12 Sep 2017 09:33:54 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751069AbdIKXdv (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tMon, 11 Sep 2017 19:33:51 -0400", "from mail-pg0-f65.google.com ([74.125.83.65]:35408 \"EHLO\n\tmail-pg0-f65.google.com\" rhost-flags-OK-OK-OK-OK) by vger.kernel.org\n\twith ESMTP id S1750957AbdIKXdu (ORCPT\n\t<rfc822;netdev@vger.kernel.org>); Mon, 11 Sep 2017 19:33:50 -0400", "by mail-pg0-f65.google.com with SMTP id j16so2231490pga.2\n\tfor <netdev@vger.kernel.org>; Mon, 11 Sep 2017 16:33:50 -0700 (PDT)", "from tw-172-25-30-113.office.twttr.net ([8.25.197.25])\n\tby smtp.gmail.com with ESMTPSA id\n\tf5sm15676526pga.30.2017.09.11.16.33.49\n\t(version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256);\n\tMon, 11 Sep 2017 16:33:49 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=gmail.com; s=20161025;\n\th=from:to:cc:subject:date:message-id;\n\tbh=FuR8HEpRqCVV1j0pDfwf5NrPcYxwxq/zAarIY/kJGtc=;\n\tb=DUC5NmUlXSP905ztwkqyo64wlbB0bqqiy6UteE7cW+bcObtAkMc4ZBpdQRupqmYVCJ\n\tyQX76r3ttd74wsnLdqEa8Cys2YgqjOEmxkzRqZyCmYcNMAp6l+5pXXqXUmiCPNM4u1UU\n\ttGZN1/0NG9VTwb7d48MAn6lT+lJyteDqNK/dsnda4lOoxoohE8D6++aNNO5BbddR+bfs\n\t83EvoI8ukSkQlQc6aHhVsvuM6r+jl69a7tsQ9Zo5RwCzSi2Dg2PPti3En4jaFzNPZrZ8\n\tujOM3wJwLGhMc9loBSpNId2zjzLl4OTHFcyF+klvKe3l8O9MYsP/uoDoBTbY0Dg+34w5\n\tEhZQ==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id;\n\tbh=FuR8HEpRqCVV1j0pDfwf5NrPcYxwxq/zAarIY/kJGtc=;\n\tb=qCpdioSmAq90S1q98YnVxIAr0N4QGmG0UwJdH2254J8F8zMBW5rp8psffyWy/oktz+\n\t1Vo8CnVjDNFkm6pybJSv6kA3JjukZKeSmtrpEKF4sySAmPRJlr9tQPwcOKNF6lhfnfux\n\tLwHtfp3E6q4jEcW85vtpynPwz0SztrxLJRVma9GsWyimr9b4GeTrm0OAb38rLcVRRZpX\n\t9ZWhNxC1v8z5VSu4X2tQYjJJjbDMmoi3KYPhrHZIJpI2Ullz+WjWuxcNHMLL9UYDb1AH\n\tkXYNhkLlgejMwE4ATrb7TOUJcIM/u4yXSQc1ThzQdOHxuvmxXcEIfcu2IRaYmiFK4Qno\n\txCHQ==", "X-Gm-Message-State": "AHPjjUhIZ1fJnrooGUaR8F8wT0EgObhiD5qlrGhWI+XqPG2/Az12Hdv/\n\thWgwmmDadFUx6r7PoS8=", "X-Google-Smtp-Source": "ADKCNb6ZlL/dZMDODEowBKBnImAj1Eek6h/cfQIaN7sUCS6kXi2sqYN2dp2v9DYLGPHSNvNewjfYwA==", "X-Received": "by 10.84.217.138 with SMTP id p10mr14986781pli.400.1505172830297;\n\tMon, 11 Sep 2017 16:33:50 -0700 (PDT)", "From": "Cong Wang <xiyou.wangcong@gmail.com>", "To": "netdev@vger.kernel.org", "Cc": "jiri@mellanox.com, jakub.kicinski@netronome.com, jhs@mojatatu.com,\n\tCong Wang <xiyou.wangcong@gmail.com>", "Subject": "[Patch net v3 0/3] net_sched: fix filter chain reference counting", "Date": "Mon, 11 Sep 2017 16:33:29 -0700", "Message-Id": "<20170911233332.7594-1-xiyou.wangcong@gmail.com>", "X-Mailer": "git-send-email 2.9.4", "Sender": "netdev-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<netdev.vger.kernel.org>", "X-Mailing-List": "netdev@vger.kernel.org" }, "content": "This patchset fixes tc filter chain reference counting and nasty race\nconditions with RCU callbacks. Please see each patch for details.\n\n---\n\nv3: Rebase on the latest -net\n Add code comment in patch 1\n Improve comment and changelog for patch 2\n Add patch 3\n\nv2: Add patch 1\n Get rid of more ugly code in patch 2\n\nCong Wang (3):\n net_sched: get rid of tcfa_rcu\n net_sched: fix reference counting of tc filter chain\n net_sched: carefully handle tcf_block_put()\n\n include/net/act_api.h | 2 --\n net/sched/act_api.c | 17 +++++++-------\n net/sched/cls_api.c | 63 ++++++++++++++++++++++++++++++++-------------------\n 3 files changed, 48 insertions(+), 34 deletions(-)" }