From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) (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 229522F25 for ; Fri, 17 Jun 2022 12:17:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1655468265; x=1687004265; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Tz/jD2Salb21vnVNTIoALhjVotJpZYYZiJs32UY8QMI=; b=Zr//+V52MZwB9l2QGq9LpzN5UBFmQDHN4d4pxk7zSmz9F1Ub/E05iVfu cgQWa0W/yDKMbniNTcLbKjAMz5MO4cwsu+YpaFzLBluFG6cgNhb31+6qj M6jnVQ4mvkGll4AoamXIyqNMljoY5jlMfHpo8DeP5FzpReuz5OD/Y1Yxz oobkQgxEQSRqwSpRZ8f64qZaggTAIh5GynA1awzzmbLLQB368iA3FpOKW koc4r99yLkd+jQw4uF2jOyxDMgHKbqVP3Ffgtto8rOqmt8Jh0yOdUU8Rt sxY8CKv1VN0QRHP92m+SMMj85naia8eAX4F1O5jgSDZayYltQ3/8Xbg9s g==; X-IronPort-AV: E=McAfee;i="6400,9594,10380"; a="280211320" X-IronPort-AV: E=Sophos;i="5.92,306,1650956400"; d="scan'208";a="280211320" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Jun 2022 05:17:44 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.92,306,1650956400"; d="scan'208";a="584013616" Received: from lkp-server01.sh.intel.com (HELO 60dabacc1df6) ([10.239.97.150]) by orsmga007.jf.intel.com with ESMTP; 17 Jun 2022 05:17:41 -0700 Received: from kbuild by 60dabacc1df6 with local (Exim 4.95) (envelope-from ) id 1o2Auz-000PRE-6l; Fri, 17 Jun 2022 12:17:41 +0000 Date: Fri, 17 Jun 2022 20:17:30 +0800 From: kernel test robot To: Baolin Wang , mike.kravetz@oracle.com Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, songmuchun@bytedance.com, akpm@linux-foundation.org, catalin.marinas@arm.com, will@kernel.org, anshuman.khandual@arm.com, baolin.wang@linux.alibaba.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH] arm64/hugetlb: Implement arm64 specific hugetlb_mask_last_hp Message-ID: <202206172000.6Fwmo99P-lkp@intel.com> References: <7256dbe078d7231f45b0f47c2c52a3bd3aa10da7.1655350193.git.baolin.wang@linux.alibaba.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: <7256dbe078d7231f45b0f47c2c52a3bd3aa10da7.1655350193.git.baolin.wang@linux.alibaba.com> Hi Baolin, I love your patch! Perhaps something to improve: [auto build test WARNING on arm64/for-next/core] [also build test WARNING on linus/master v5.19-rc2 next-20220617] [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] url: https://github.com/intel-lab-lkp/linux/commits/Baolin-Wang/arm64-hugetlb-Implement-arm64-specific-hugetlb_mask_last_hp/20220616-113640 base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core config: arm64-randconfig-r011-20220616 (https://download.01.org/0day-ci/archive/20220617/202206172000.6Fwmo99P-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project f0e608de27b3d568000046eebf3712ab542979d6) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/intel-lab-lkp/linux/commit/f1309dfbc2b70ec5dd72ac38e95a49b7be42b9b6 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Baolin-Wang/arm64-hugetlb-Implement-arm64-specific-hugetlb_mask_last_hp/20220616-113640 git checkout f1309dfbc2b70ec5dd72ac38e95a49b7be42b9b6 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/mm/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> arch/arm64/mm/hugetlbpage.c:371:15: warning: no previous prototype for function 'hugetlb_mask_last_hp' [-Wmissing-prototypes] unsigned long hugetlb_mask_last_hp(struct hstate *h) ^ arch/arm64/mm/hugetlbpage.c:371:1: note: declare 'static' if the function is not intended to be used outside of this translation unit unsigned long hugetlb_mask_last_hp(struct hstate *h) ^ static 1 warning generated. vim +/hugetlb_mask_last_hp +371 arch/arm64/mm/hugetlbpage.c 370 > 371 unsigned long hugetlb_mask_last_hp(struct hstate *h) 372 { 373 unsigned long hp_size = huge_page_size(h); 374 375 switch (hp_size) { 376 case PUD_SIZE: 377 return PGDIR_SIZE - PUD_SIZE; 378 case CONT_PMD_SIZE: 379 return PUD_SIZE - CONT_PMD_SIZE; 380 case PMD_SIZE: 381 return PUD_SIZE - PMD_SIZE; 382 case CONT_PTE_SIZE: 383 return PMD_SIZE - CONT_PTE_SIZE; 384 default: 385 break; 386 } 387 388 return ~0UL; 389 } 390 -- 0-DAY CI Kernel Test Service https://01.org/lkp