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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> 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> ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1655468267; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=daZ4Ii+Pdo9aJ5ikbsbaHmOpPNH3g4lrV035Cc13VJI=; b=AKtEFZWdOoG5VR7GORjcC/qoIHJqTd5lcX6940aO/DGX+W230pVmJaiQgPtHyU7ycbQYEF hlP9f+BiFzv60dXisUEPsUcakh0ebWcKxrSdsgS+6tjBm/11C97mGtlRdBDJ8zlWSykAL/ 0rC/w7MVJYdoXYLJKJGGRgasZnAjxO0= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1655468267; a=rsa-sha256; cv=none; b=aF/mo9HCMW6gXvVjAyKCLWyS8cK9eg3KWARsoIF2uPGZCaBTGSvk5GMdpzNykWG1rpk77j kb7ic8U1BXhzktXWEO1FjplSwV8Xnk5ZdcReJhi1jJM7AKAO9C0YMsVf+TJJnBvd6ERKCm gRRGbGrSxHmAjfiEGMbhlKiyamr+Sqw= ARC-Authentication-Results: i=1; imf15.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=IzdJyj2F; dmarc=pass (policy=none) header.from=intel.com; spf=none (imf15.hostedemail.com: domain of lkp@intel.com has no SPF policy when checking 134.134.136.100) smtp.mailfrom=lkp@intel.com X-Stat-Signature: mtekmp584hwawpch8574fb6k149b3qso X-Rspamd-Queue-Id: 4C936A005B Authentication-Results: imf15.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=IzdJyj2F; dmarc=pass (policy=none) header.from=intel.com; spf=none (imf15.hostedemail.com: domain of lkp@intel.com has no SPF policy when checking 134.134.136.100) smtp.mailfrom=lkp@intel.com X-Rspamd-Server: rspam01 X-Rspam-User: X-HE-Tag: 1655468266-330682 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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