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X-IronPort-AV: E=McAfee;i="6600,9927,10895"; a="9610171" X-IronPort-AV: E=Sophos;i="6.03,306,1694761200"; d="scan'208";a="9610171" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Nov 2023 14:41:17 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10895"; a="855788474" X-IronPort-AV: E=Sophos;i="6.03,306,1694761200"; d="scan'208";a="855788474" Received: from lkp-server02.sh.intel.com (HELO b8de5498638e) ([10.239.97.151]) by FMSMGA003.fm.intel.com with ESMTP; 15 Nov 2023 14:41:11 -0800 Received: from kbuild by b8de5498638e with local (Exim 4.96) (envelope-from ) id 1r3OZI-0000vI-2k; Wed, 15 Nov 2023 22:41:08 +0000 Date: Thu, 16 Nov 2023 06:40:14 +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: <202311160652.wBj0hbPP-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-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 870651C000D X-Stat-Signature: 1x8s75nwjpyadh87exi7cooqcqnbzdgk X-HE-Tag: 1700088079-766399 X-HE-Meta: U2FsdGVkX18+h30ron/rkE3Ft3HydN4j+kDDz/YIZqcOzwZhXjmw1JZQb72jCyZKWW4rrk6msftzLcF7BGMtnWPUp6+OUAhfep+R+Ae3P+t8DDdv4gBmqRPry/soC0BzcM1/yiIf18qJQAQ7Ytz9rwZzydlG9jrRfCKwR3BQryK5Metpma2A65tR4xVTVlX27Ml0uchrQPtfvoBFkfJPwKuXEs6Wb6h9AC7mnu2x56LfamatLbT2cHYdQLhXYXI6YfA8YMl1U3WEaNkmls+FmTfMSl7fg5w11joulJq45STMnJM+O8zqqGv37bN3E4BgzIYiPNGMF2TZogXxDIK1k+CamcFRRmdWSD+UDWvbY2BT0PSMur436e6Y7B+GwZL08F+f6lrFcjgFT3TOo0DMS3t5kh7Kj6DxDlf0TgaCEzKyaIUWBjyMAAijPGnNrpsId26+ELwKcclZdhumpH7zzbLWdGcoaqht4SlrQdZRQwNmnLGG64qloJvo88IExHqckVSaS7sSy4CY6s7PivJddJZxmGamTMF0izKI8UCu8oIUyx1FiO65jSU5Pcj0lrjQHTWx6aXClnYeHEp/KqlkVq1KwGMn+9VjKF2c7kuFSLXkkrYWsLx8lcH19ZXI3jbfLtGNjluXvDkGCnx7vD99g+4rbP/yV3OKJiGAwWTwPhaJFVTZ3YsBzYcaoM9d6PP1/zNqQoOoOZEnz1AE2ECXERvNmPF9T15FDO8ytanlkSMAgg46NWMnLgayhcCaEk71vRsayxzN7zBpbbAC/juFK/EO3cNqd3QJsx0UBZMZ5t5ZfdpCk6+0wP6NebxEQlqUt4YcQKugOVAHUsaw0TFunZvxMNFbbH2WIvJKbXTbBq89+WZhiAf888tS+6n6ehX8a2XhUO/lsb8iH8e6/Vs2ST9197vBUzWzUMLfiqlI4UMIstotcmnrHrgIDjPdxSglikiQxnOBa3vbxv86L0K LagX55Go 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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: alpha-defconfig (https://download.01.org/0day-ci/archive/20231116/202311160652.wBj0hbPP-lkp@intel.com/config) compiler: alpha-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231116/202311160652.wBj0hbPP-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/202311160652.wBj0hbPP-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 >> mm/memory.c:969:16: error: incompatible types when assigning to type 'pgprot_t' from type 'int' In file included from include/linux/shm.h:6, from include/linux/sched.h:16, from include/linux/hardirq.h:9, from include/linux/interrupt.h:11, from include/linux/kernel_stat.h:9, from mm/memory.c:43: >> arch/alpha/include/asm/page.h:38:29: error: request for member 'pgprot' in something not a structure or union 38 | #define pgprot_val(x) ((x).pgprot) | ^ mm/memory.c:981:21: note: in expansion of macro 'pgprot_val' 981 | pgprot_val(pte_pgprot(ptent)) != pgprot_val(prot)) | ^~~~~~~~~~ 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