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X-IronPort-AV: E=McAfee;i="6600,9927,10895"; a="388124669" X-IronPort-AV: E=Sophos;i="6.03,306,1694761200"; d="scan'208";a="388124669" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Nov 2023 13:28:10 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.03,306,1694761200"; d="scan'208";a="6298239" Received: from lkp-server02.sh.intel.com (HELO b8de5498638e) ([10.239.97.151]) by orviesa002.jf.intel.com with ESMTP; 15 Nov 2023 13:28:04 -0800 Received: from kbuild by b8de5498638e with local (Exim 4.96) (envelope-from ) id 1r3NQX-0000ql-1m; Wed, 15 Nov 2023 21:28:01 +0000 Date: Thu, 16 Nov 2023 05:26:49 +0800 From: kernel test robot To: Ryan Roberts , Catalin Marinas , Will Deacon , Ard Biesheuvel , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Andrey Ryabinin , Alexander Potapenko , Andrey Konovalov , Dmitry Vyukov , Vincenzo Frascino , Andrew Morton , Anshuman Khandual , Matthew Wilcox , Yu Zhao , Mark Rutland , David Hildenbrand , Kefeng Wang , John Hubbard , Zi Yan Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Ryan Roberts , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 01/14] mm: Batch-copy PTE ranges during fork() Message-ID: <202311160516.kHhfmjvl-lkp@intel.com> References: <20231115163018.1303287-2-ryan.roberts@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231115163018.1303287-2-ryan.roberts@arm.com> X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 6CCC7C000F X-Stat-Signature: symdom9e5xun58e9x58bzdtjxuh6tdfa X-Rspam-User: X-HE-Tag: 1700083692-957560 X-HE-Meta: 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 Sj7iwL3w 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 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: List-Subscribe: List-Unsubscribe: Hi Ryan, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on linus/master v6.7-rc1 next-20231115] [cannot apply to arm64/for-next/core efi/next] [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/Ryan-Roberts/mm-Batch-copy-PTE-ranges-during-fork/20231116-010123 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20231115163018.1303287-2-ryan.roberts%40arm.com patch subject: [PATCH v2 01/14] mm: Batch-copy PTE ranges during fork() config: arm-randconfig-002-20231116 (https://download.01.org/0day-ci/archive/20231116/202311160516.kHhfmjvl-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231116/202311160516.kHhfmjvl-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/202311160516.kHhfmjvl-lkp@intel.com/ All errors (new ones prefixed by >>): mm/memory.c: In function 'folio_nr_pages_cont_mapped': >> mm/memory.c:969:16: error: implicit declaration of function 'pte_pgprot'; did you mean 'ptep_get'? [-Werror=implicit-function-declaration] 969 | prot = pte_pgprot(pte_mkold(pte_mkclean(ptent))); | ^~~~~~~~~~ | ptep_get cc1: some warnings being treated as errors vim +969 mm/memory.c 950 951 static int folio_nr_pages_cont_mapped(struct folio *folio, 952 struct page *page, pte_t *pte, 953 unsigned long addr, unsigned long end, 954 pte_t ptent, bool *any_dirty) 955 { 956 int floops; 957 int i; 958 unsigned long pfn; 959 pgprot_t prot; 960 struct page *folio_end; 961 962 if (!folio_test_large(folio)) 963 return 1; 964 965 folio_end = &folio->page + folio_nr_pages(folio); 966 end = min(page_cont_mapped_vaddr(folio_end, page, addr), end); 967 floops = (end - addr) >> PAGE_SHIFT; 968 pfn = page_to_pfn(page); > 969 prot = pte_pgprot(pte_mkold(pte_mkclean(ptent))); 970 971 *any_dirty = pte_dirty(ptent); 972 973 pfn++; 974 pte++; 975 976 for (i = 1; i < floops; i++) { 977 ptent = ptep_get(pte); 978 ptent = pte_mkold(pte_mkclean(ptent)); 979 980 if (!pte_present(ptent) || pte_pfn(ptent) != pfn || 981 pgprot_val(pte_pgprot(ptent)) != pgprot_val(prot)) 982 break; 983 984 if (pte_dirty(ptent)) 985 *any_dirty = true; 986 987 pfn++; 988 pte++; 989 } 990 991 return i; 992 } 993 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki