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=-6.8 required=3.0 tests=BAYES_00, 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 7175DC00A89 for ; Fri, 30 Oct 2020 18:37:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 10F0920791 for ; Fri, 30 Oct 2020 18:37:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727282AbgJ3ShD (ORCPT ); Fri, 30 Oct 2020 14:37:03 -0400 Received: from mga12.intel.com ([192.55.52.136]:34119 "EHLO mga12.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726061AbgJ3ShD (ORCPT ); Fri, 30 Oct 2020 14:37:03 -0400 IronPort-SDR: K8z57+LgseWV2W7+cG4PCiHXgZ1DGDmnNTFz/oha5v2qeVFyjvG6JSd140k38ABT2FFy0aEYIz xpmr0Ifl+wZw== X-IronPort-AV: E=McAfee;i="6000,8403,9790"; a="147935132" X-IronPort-AV: E=Sophos;i="5.77,434,1596524400"; d="scan'208";a="147935132" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Oct 2020 11:37:03 -0700 IronPort-SDR: RZeC37+x+MPof7qd/k5rlin+J81mHWeVHdF8jV41CdjtQ9f/8gndhSl50pBA257UsIlchEEQ9p V+7OOuMZUDwg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,434,1596524400"; d="scan'208";a="351956596" Received: from xshen14-linux.bj.intel.com ([10.238.155.105]) by fmsmga004.fm.intel.com with ESMTP; 30 Oct 2020 11:37:00 -0700 From: Xiaochen Shen To: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, tony.luck@intel.com, fenghua.yu@intel.com, reinette.chatre@intel.com, willemb@google.com Cc: x86@kernel.org, linux-kernel@vger.kernel.org, pei.p.jia@intel.com, xiaochen.shen@intel.com Subject: [PATCH 0/3] Fix kernfs node reference count leak issues Date: Sat, 31 Oct 2020 03:02:10 +0800 Message-Id: <1604084530-31048-1-git-send-email-xiaochen.shen@intel.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fix several kernfs node reference count leak issues: (1) Remove superfluous kernfs_get() calls to prevent refcount leak (2) Add necessary kernfs_put() calls to prevent refcount leak (3) Follow-up cleanup for the change in previous patch. Xiaochen Shen (3): x86/resctrl: Remove superfluous kernfs_get() calls to prevent refcount leak x86/resctrl: Add necessary kernfs_put() calls to prevent refcount leak x86/resctrl: Clean up unused function parameter in rmdir path arch/x86/kernel/cpu/resctrl/rdtgroup.c | 82 ++++++++++++++-------------------- 1 file changed, 33 insertions(+), 49 deletions(-) -- 1.8.3.1