From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (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 2C36024EA91; Wed, 5 Mar 2025 15:29:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.21 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741188556; cv=none; b=txRanUZmIz97vEGfKskuECMoib3zbNz6/ZSkW9nJ4Iby6B0kdY58dOdS08Z0ary5QhHgJBzy6zs/+Qv18ih1lPSXIvIzLcEha4HMC7jAsAANfogW+/vQfQ0s8EROjYfz6ijMWGpgMAHd8tggaSpnha2wIazXq4/Dw9oubsOvD7c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741188556; c=relaxed/simple; bh=brd6qryqI2OqJ10VAvgsstU48fVOEBGewa4UW9hHXTM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=l68PN7WmuLT4OYBRcrj+/7Usly61yqCMWA66H0lam8hvq/paukI5U6OmYInT4zAylWQr0wqhuUw0PCsV6lCtoCZwmIyAes4LPmIKnP1XjhEtoDZWT/xiQ50O9POzpP6j6jqDsNV/auugaA084QXrMMaP1l8rIyepyijY0H0ry6c= 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=NFY9EgCH; arc=none smtp.client-ip=198.175.65.21 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="NFY9EgCH" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1741188556; x=1772724556; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=brd6qryqI2OqJ10VAvgsstU48fVOEBGewa4UW9hHXTM=; b=NFY9EgCHnag3K3ffP0IZA/90EwGqBdRVh871Xe7sxBMH+yUUyuj9i3Ax 1Qv/aQyy4ambFHNi8IO6wEWzgvVzaeQhRaZLeSP2t+unoIZ3AtLu2209P y94FkcabebzFFEKcJ+6girkGowjnCjsBAe5tHgl0k6qLEeiHLgafQFQnp Ixck+Rbp97YXh76+RyJsUz6UIZrGTf8YOmMoCD3p5o0yzu1inktFAkf8C 0HDXtt/mMPC0qDiS0R/MwVd3+OX5L9iC/nmns+A3HMxXzRVo40BYHT9cT Ll9hRJqM+ktrgluckbUJO9Kd4cIM+VUEyHvBfK6CQ+5ljGwsJUeBCLd0v A==; X-CSE-ConnectionGUID: Q5y/0Vm4RuC/bKfW3uBZfQ== X-CSE-MsgGUID: mAdViEV0ROy6jhuqJ7kGuw== X-IronPort-AV: E=McAfee;i="6700,10204,11363"; a="42064430" X-IronPort-AV: E=Sophos;i="6.14,223,1736841600"; d="scan'208";a="42064430" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Mar 2025 07:29:15 -0800 X-CSE-ConnectionGUID: pndPWfs6QyOmC1DOheMvlg== X-CSE-MsgGUID: 7knxXuWqScyOLLQ9jGacrg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="119640346" Received: from lkp-server02.sh.intel.com (HELO 76cde6cc1f07) ([10.239.97.151]) by orviesa008.jf.intel.com with ESMTP; 05 Mar 2025 07:29:12 -0800 Received: from kbuild by 76cde6cc1f07 with local (Exim 4.96) (envelope-from ) id 1tpqgG-000L9W-3A; Wed, 05 Mar 2025 15:29:08 +0000 Date: Wed, 5 Mar 2025 23:29:03 +0800 From: kernel test robot To: Madhavan Srinivasan , mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, Madhavan Srinivasan Subject: Re: [PATCH v2 1/4] powerpc/perf/core-book3s: Avoid loading platform pmu driver during dump kernel Message-ID: <202503052346.eTbppObo-lkp@intel.com> References: <20250301182310.6832-1-maddy@linux.ibm.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250301182310.6832-1-maddy@linux.ibm.com> Hi Madhavan, kernel test robot noticed the following build errors: [auto build test ERROR on powerpc/next] [also build test ERROR on powerpc/fixes linus/master v6.14-rc5 next-20250305] [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/Madhavan-Srinivasan/powerpc-perf-hv-24x7-Avoid-loading-hv-24x7-during-dump-kernel/20250302-022531 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next patch link: https://lore.kernel.org/r/20250301182310.6832-1-maddy%40linux.ibm.com patch subject: [PATCH v2 1/4] powerpc/perf/core-book3s: Avoid loading platform pmu driver during dump kernel config: powerpc64-randconfig-001-20250305 (https://download.01.org/0day-ci/archive/20250305/202503052346.eTbppObo-lkp@intel.com/config) compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250305/202503052346.eTbppObo-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/202503052346.eTbppObo-lkp@intel.com/ All errors (new ones prefixed by >>): >> arch/powerpc/perf/core-book3s.c:2599:6: error: call to undeclared function 'is_kdump_kernel'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 2599 | if (is_kdump_kernel() || is_fadump_active()) | ^ 1 error generated. vim +/is_kdump_kernel +2599 arch/powerpc/perf/core-book3s.c 2587 2588 static int __init init_ppc64_pmu(void) 2589 { 2590 if (cpu_has_feature(CPU_FTR_HVMODE) && pmu_override) { 2591 pr_warn("disabling perf due to pmu_override= command line option.\n"); 2592 on_each_cpu(do_pmu_override, NULL, 1); 2593 return 0; 2594 } 2595 2596 /* 2597 * If the dump kernel is active, skip loading these drivers 2598 */ > 2599 if (is_kdump_kernel() || is_fadump_active()) 2600 return 0; 2601 2602 /* run through all the pmu drivers one at a time */ 2603 if (!init_power5_pmu()) 2604 return 0; 2605 else if (!init_power5p_pmu()) 2606 return 0; 2607 else if (!init_power6_pmu()) 2608 return 0; 2609 else if (!init_power7_pmu()) 2610 return 0; 2611 else if (!init_power8_pmu()) 2612 return 0; 2613 else if (!init_power9_pmu()) 2614 return 0; 2615 else if (!init_power10_pmu()) 2616 return 0; 2617 else if (!init_power11_pmu()) 2618 return 0; 2619 else if (!init_ppc970_pmu()) 2620 return 0; 2621 else 2622 return init_generic_compat_pmu(); 2623 } 2624 early_initcall(init_ppc64_pmu); 2625 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki