From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5CC1921D5BC; Tue, 3 Feb 2026 04:06:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770091605; cv=none; b=laMxYQl8igq7RpEhXz6RvgBwyegHj3wyWEgbzj96s661Q8eYRFZRJ9pjBSYXJJgY0F0lRkkXmAEeb6Efsirokol81SGRGZP2/+GDwZNX2RN8p8vXOkJnLQ3W2Phasnl487e1a+ekRrGIphavNeEIiZO9Ol3dL0egwzhAPq/rwVc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770091605; c=relaxed/simple; bh=1Fusn8F3ZQ41oFOiUxvQbehOpvikJ/VqiSSVTS8Ut0Y=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=UDiNCadY8cs8aSu7ub2W0AA4+uzfwNJvE/TRwq90ZSiWLUSZQpu7BrUTcx15K1fCSEKw3Sq+WVBxsHsGBSXaJGvd+QviD5k1IQso1lkvzAN6BgHcb0BAkBQ0xDUUcDgG89uIL7Vg6R+z9D3pS9+pcqiJblKuAG6W9SgdnfdjQFQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=JCkf8082; arc=none smtp.client-ip=192.198.163.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="JCkf8082" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770091604; x=1801627604; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=1Fusn8F3ZQ41oFOiUxvQbehOpvikJ/VqiSSVTS8Ut0Y=; b=JCkf8082iVQqNuCRhybnOU8rb0qO/ug7QV8s65rT3R8IsGbWmG6pr/AR SfkJfaHryHBXpIDIpxP6aIEi7dcGSOABNNTmX7318YFTug7dS3rDOzHEk JDETL+h6LFD6F09P9wUfXMxtlbAqq6/qPAYyiMeibqclK241kKY0t9gTv 1QfJCNNSskjroHy5mTvcLfggfYGQ2B7R8qtycaxofh2FdKRRQ1TuR9sol uvJArwjqXJeg2XzE7zE6H/uOT1xjDdIG4qenPuP9xKHvz53s9m/0gr04V vOZS7wteLQ7PKB9ZvnoZ3lGHeWGhYm7WMhDpcRo1f9WFz9cr3c2wZK0pA g==; X-CSE-ConnectionGUID: WHIc80lJQUylPYg9X0XSVg== X-CSE-MsgGUID: NUcH5f5QQ8qDzd/BK8Ak5g== X-IronPort-AV: E=McAfee;i="6800,10657,11690"; a="70274054" X-IronPort-AV: E=Sophos;i="6.21,270,1763452800"; d="scan'208";a="70274054" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Feb 2026 20:06:44 -0800 X-CSE-ConnectionGUID: XjR/6+SgS82PCkDq72YJ+g== X-CSE-MsgGUID: HI82SjdYRGquSLqqWQAa3A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,270,1763452800"; d="scan'208";a="209166509" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa007.fm.intel.com with ESMTP; 02 Feb 2026 20:06:42 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vn7gV-00000000gEC-2cSa; Tue, 03 Feb 2026 04:06:39 +0000 Date: Tue, 3 Feb 2026 12:06:03 +0800 From: kernel test robot To: "jempty.liang" , rostedt@goodmis.org, mhiramat@kernel.org, mark.rutland@arm.com, mathieu.desnoyers@efficios.com Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, "jempty.liang" Subject: Re: [PATCH v2] tracing: Fix funcgraph_exit calltime/rettime offset for 32-bit ARM Message-ID: <202602031142.uHVfwxw3-lkp@intel.com> References: <20260202123342.2544795-1-imntjempty@163.com> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260202123342.2544795-1-imntjempty@163.com> Hi jempty.liang, kernel test robot noticed the following build warnings: [auto build test WARNING on trace/for-next] [also build test WARNING on linus/master v6.19-rc8 next-20260202] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/jempty-liang/tracing-Fix-funcgraph_exit-calltime-rettime-offset-for-32-bit-ARM/20260202-203926 base: https://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace for-next patch link: https://lore.kernel.org/r/20260202123342.2544795-1-imntjempty%40163.com patch subject: [PATCH v2] tracing: Fix funcgraph_exit calltime/rettime offset for 32-bit ARM config: x86_64-buildonly-randconfig-004-20260203 (https://download.01.org/0day-ci/archive/20260203/202602031142.uHVfwxw3-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260203/202602031142.uHVfwxw3-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202602031142.uHVfwxw3-lkp@intel.com/ All warnings (new ones prefixed by >>): kernel/trace/trace_irqsoff.c: In function 'irqsoff_graph_return': >> kernel/trace/trace_irqsoff.c:224:13: warning: unused variable 'rettime' [-Wunused-variable] 224 | u64 rettime; | ^~~~~~~ vim +/rettime +224 kernel/trace/trace_irqsoff.c 62b915f1060996 Jiri Olsa 2010-04-02 214 37238abe3cb47b Steven Rostedt (VMware 2024-06-03 215) static void irqsoff_graph_return(struct ftrace_graph_ret *trace, 2ca8c112c9676e Masami Hiramatsu (Google 2024-12-26 216) struct fgraph_ops *gops, 2ca8c112c9676e Masami Hiramatsu (Google 2024-12-26 217) struct ftrace_regs *fregs) 62b915f1060996 Jiri Olsa 2010-04-02 218 { 62b915f1060996 Jiri Olsa 2010-04-02 219 struct trace_array *tr = irqsoff_trace; 62b915f1060996 Jiri Olsa 2010-04-02 220 struct trace_array_cpu *data; 62b915f1060996 Jiri Olsa 2010-04-02 221 unsigned long flags; 36590c50b2d072 Sebastian Andrzej Siewior 2021-01-25 222 unsigned int trace_ctx; a485ea9e3ef31a Steven Rostedt 2025-01-13 223 u64 *calltime; 66611c04757096 Steven Rostedt 2025-01-21 @224 u64 rettime; a485ea9e3ef31a Steven Rostedt 2025-01-13 225 int size; 62b915f1060996 Jiri Olsa 2010-04-02 226 12117f3307b63f Steven Rostedt (VMware 2024-06-03 227) ftrace_graph_addr_finish(gops, trace); 5cf99a0f3161bc Steven Rostedt (VMware 2018-11-29 228) 5e6d2b9cfa3a6e Steven Rostedt 2010-10-05 229 if (!func_prolog_dec(tr, &data, &flags)) 62b915f1060996 Jiri Olsa 2010-04-02 230 return; 62b915f1060996 Jiri Olsa 2010-04-02 231 77a67833e830fd jempty.liang 2026-02-02 232 trace->rettime = trace_clock_local(); a485ea9e3ef31a Steven Rostedt 2025-01-13 233 calltime = fgraph_retrieve_data(gops->idx, &size); c834a97962c708 Steven Rostedt 2025-10-08 234 if (calltime) { 77a67833e830fd jempty.liang 2026-02-02 235 trace->calltime = *calltime; 36590c50b2d072 Sebastian Andrzej Siewior 2021-01-25 236 trace_ctx = tracing_gen_ctx_flags(flags); 77a67833e830fd jempty.liang 2026-02-02 237 __trace_graph_return(tr, trace, trace_ctx); c834a97962c708 Steven Rostedt 2025-10-08 238 } 90633c34c36d0c Steven Rostedt 2025-05-05 239 local_dec(&data->disabled); 62b915f1060996 Jiri Olsa 2010-04-02 240 } 62b915f1060996 Jiri Olsa 2010-04-02 241 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki