From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 45A4A40BEB; Fri, 29 Mar 2024 07:48:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711698530; cv=none; b=C11Z4Mvvawm9fX+GUrNyjTvN/IsRjR2nKDdAPRRyT71j+7z11jC9TkO2378S7EO/PgvhRMw9iyFJTjCvFZ50OwVf7gvGYwWxgOPM/A2eIEtFc9ppjyd5qd11YASdot/OOw/budVrEZRo+8OwWbr51hQQ5uWSsWLZVcQ1jVti8kA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711698530; c=relaxed/simple; bh=K3lfruPLDXAgbRS/3QXJ1ZZTRwjGi8oDJ8bx0xAHDKY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=uGfqrMtoaCIEL2VO9yn+gQhTWyusilrvd+NgBpbZ5Ty8jJfQF1IjxnrsRcWYKydczt2j61dxsuACQunNtmkwqcrEnoNrd9u+jHtv/fLrYcJjIIRRMiBh2oW0gkZU0cNZ/Mg/zwFcR7qhGlumfBF43xGFMizWENXDpVXstKhwOAE= 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=dt+GALQx; arc=none smtp.client-ip=192.198.163.8 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="dt+GALQx" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1711698527; x=1743234527; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=K3lfruPLDXAgbRS/3QXJ1ZZTRwjGi8oDJ8bx0xAHDKY=; b=dt+GALQxZ24b9Vwdn0lBjl09bhsjJGoNktjBkqY1A8ozFeEHSFYW8Pfw fhghEAu/BEsUCq2mpkWBhuLRBAk0mSQLt7K7urADpqJsSHG5ROJvsUc7g wUw7WPN0S2o8sQd1Cv8ud0i4pF4PIlmUGwOivyZutwYEhdgH8M3eBjF92 bV9fgH4R3doTpLPcU0hkMy18tfKLDnAFTKCK2qDPgup027SLutKFPzVfV wU/Wmq03sx1CSgMn+R204r/CDKu1YP1nHuQ4vQFQgGFRhNgSY0W5Y2UnD pLwBX7AkEZOtqu5lu2KLXG2nfrOjjhvY4J+d8fugkVu5G+avVITzAMaqC A==; X-CSE-ConnectionGUID: xSfZ5697SmS92VqckP2IYw== X-CSE-MsgGUID: PSG+9ogLQreyheNyFS0RlQ== X-IronPort-AV: E=McAfee;i="6600,9927,11027"; a="24377002" X-IronPort-AV: E=Sophos;i="6.07,164,1708416000"; d="scan'208";a="24377002" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Mar 2024 00:48:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,164,1708416000"; d="scan'208";a="47876495" Received: from lkp-server01.sh.intel.com (HELO be39aa325d23) ([10.239.97.150]) by orviesa002.jf.intel.com with ESMTP; 29 Mar 2024 00:48:40 -0700 Received: from kbuild by be39aa325d23 with local (Exim 4.96) (envelope-from ) id 1rq6yb-0002xm-2i; Fri, 29 Mar 2024 07:48:37 +0000 Date: Fri, 29 Mar 2024 15:48:11 +0800 From: kernel test robot To: Lai Jiangshan , linux-kernel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, rcu@vger.kernel.org, x86@kernel.org, Lai Jiangshan , "Paul E. McKenney" , Peter Zijlstra , Frederic Weisbecker , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Uros Bizjak , Josh Poimboeuf , Nadav Amit , Breno Leitao , Kent Overstreet , Pawan Gupta , Rick Edgecombe , Vegard Nossum , Daniel Sneddon , Nikolay Borisov Subject: Re: [PATCH 09/10] x86/rcu: Add rcu_preempt_count Message-ID: <202403291537.fHsEhtlq-lkp@intel.com> References: <20240328075318.83039-10-jiangshanlai@gmail.com> Precedence: bulk X-Mailing-List: rcu@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: <20240328075318.83039-10-jiangshanlai@gmail.com> Hi Lai, kernel test robot noticed the following build errors: [auto build test ERROR on paulmck-rcu/dev] [also build test ERROR on tip/locking/core tip/sched/core tip/x86/asm tip/master linus/master v6.9-rc1 next-20240328] [cannot apply to tip/x86/core tip/auto-latest] [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/Lai-Jiangshan/lib-Use-rcu_preempt_depth-to-replace-current-rcu_read_lock_nesting/20240328-155513 base: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev patch link: https://lore.kernel.org/r/20240328075318.83039-10-jiangshanlai%40gmail.com patch subject: [PATCH 09/10] x86/rcu: Add rcu_preempt_count config: i386-randconfig-141-20240328 (https://download.01.org/0day-ci/archive/20240329/202403291537.fHsEhtlq-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240329/202403291537.fHsEhtlq-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/202403291537.fHsEhtlq-lkp@intel.com/ All errors (new ones prefixed by >>): >> arch/x86/kernel/cpu/common.c:1998:23: error: use of undeclared identifier 'RCU_PREEMPT_INIT' 1998 | .rcu_preempt_count = RCU_PREEMPT_INIT, | ^ 1 error generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for DRM_I915_DEBUG_GEM Depends on [n]: HAS_IOMEM [=y] && DRM_I915 [=y] && EXPERT [=y] && DRM_I915_WERROR [=n] Selected by [y]: - DRM_I915_DEBUG [=y] && HAS_IOMEM [=y] && DRM_I915 [=y] && EXPERT [=y] && !COMPILE_TEST [=n] vim +/RCU_PREEMPT_INIT +1998 arch/x86/kernel/cpu/common.c 1993 1994 DEFINE_PER_CPU_ALIGNED(struct pcpu_hot, pcpu_hot) = { 1995 .current_task = &init_task, 1996 .preempt_count = INIT_PREEMPT_COUNT, 1997 .top_of_stack = TOP_OF_INIT_STACK, > 1998 .rcu_preempt_count = RCU_PREEMPT_INIT, 1999 }; 2000 EXPORT_PER_CPU_SYMBOL(pcpu_hot); 2001 EXPORT_PER_CPU_SYMBOL(const_pcpu_hot); 2002 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki