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=-7.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=unavailable 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 D293AC3F68F for ; Mon, 27 Jan 2020 15:03:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A877222527 for ; Mon, 27 Jan 2020 15:03:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729213AbgA0PDA (ORCPT ); Mon, 27 Jan 2020 10:03:00 -0500 Received: from mga11.intel.com ([192.55.52.93]:44434 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729012AbgA0PDA (ORCPT ); Mon, 27 Jan 2020 10:03:00 -0500 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Jan 2020 07:02:59 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,370,1574150400"; d="scan'208";a="228978160" Received: from lkp-server01.sh.intel.com (HELO lkp-server01) ([10.239.97.150]) by orsmga003.jf.intel.com with ESMTP; 27 Jan 2020 07:02:56 -0800 Received: from kbuild by lkp-server01 with local (Exim 4.89) (envelope-from ) id 1iw5ui-000DTD-52; Mon, 27 Jan 2020 23:02:56 +0800 Date: Mon, 27 Jan 2020 23:02:42 +0800 From: kbuild test robot To: Masami Hiramatsu Cc: kbuild-all@lists.01.org, Brendan Gregg , Steven Rostedt , Alexei Starovoitov , mhiramat@kernel.org, Ingo Molnar , bpf@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Borkmann , Arnaldo Carvalho de Melo , "David S . Miller" , paulmck@kernel.org, joel@joelfernandes.org, "Naveen N . Rao" , Anil S Keshavamurthy Subject: Re: [RFT PATCH 05/13] tracing/kprobe: Use call_rcu to defer freeing event_file_link Message-ID: <202001272248.J9vlbHR3%lkp@intel.com> References: <157918590192.29301.6909688694265698678.stgit@devnote2> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <157918590192.29301.6909688694265698678.stgit@devnote2> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Masami, I love your patch! Perhaps something to improve: [auto build test WARNING on next-20200115] [cannot apply to tip/perf/core ia64/next tip/x86/core linus/master v5.5-rc6 v5.5-rc5 v5.5-rc4 v5.5] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Masami-Hiramatsu/tracing-kprobes-Introduce-async-unregistration/20200117-191143 base: 5b483a1a0ea1ab19a5734051c9692c2cfabe1327 reproduce: # apt-get install sparse # sparse version: v0.6.1-153-g47b6dfef-dirty make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag Reported-by: kbuild test robot sparse warnings: (new ones prefixed by >>) >> kernel/trace/trace_kprobe.c:331:10: sparse: sparse: symbol 'trace_kprobe_disabled_finished' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation