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Howlett" , Oscar Salvador Subject: Re: [PATCH v3 9/9] mm: Consolidate common checks in hugetlb_get_unmapped_area Message-ID: <202409131650.lUO7EoXP-lkp@intel.com> References: <20240910080030.1272373-10-osalvador@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240910080030.1272373-10-osalvador@suse.de> X-Rspam-User: X-Stat-Signature: ahuhjuu4k63t9un4kzxxptzxyhjb77na X-Rspamd-Queue-Id: 91D25C0008 X-Rspamd-Server: rspam11 X-HE-Tag: 1726217568-187387 X-HE-Meta: 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 hxQcruO8 ATkfs6klbRAlQ+VqfHb13Q8+FbK4fypHPJ3NZav8mKAvZi6Y4TJrY1q30Joyahqaa0DzmqE/4/Or+XnB1WTCs7Sf7/4CCSL/QjRVpGEy3ne8OyR3HVnk2L9GAg3chy7a1iNf86nb5dxWafCCxuDmx2+gaRpUe993Mekh1R/zJOweK8+gd+vfYInIBlASMEaZ07jFJNkTJUj3gDIqeMOlqOSMFS8jmdoEaRkpHAbUp/wNCtin1EYEqybexv1XnIerdf2CY3/BJiZJxAlDIkVJOLe7KW6v0zPmOesQ5G2xrGfz9nMNT1Ka/3fijJa9X80YkUaiDlFVW1IRjZfPbUMOF8FTAEy7+V1d1uK0OctWxwkpA8mo7q6rGVkhtXxNt2i//2ENHLFehbucPNUfRBYFxJLKo7g== 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 Oscar, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] [also build test WARNING on next-20240912] [cannot apply to s390/features powerpc/next powerpc/fixes deller-parisc/for-next arnd-asm-generic/master linus/master v6.11-rc7] [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/Oscar-Salvador/mm-mmap-Teach-generic_get_unmapped_area-_topdown-to-handle-hugetlb-mappings/20240910-160312 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20240910080030.1272373-10-osalvador%40suse.de patch subject: [PATCH v3 9/9] mm: Consolidate common checks in hugetlb_get_unmapped_area config: loongarch-randconfig-002-20240913 (https://download.01.org/0day-ci/archive/20240913/202409131650.lUO7EoXP-lkp@intel.com/config) compiler: loongarch64-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240913/202409131650.lUO7EoXP-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/202409131650.lUO7EoXP-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/hugetlb.h:792, from include/linux/migrate.h:8, from fs/aio.c:40: arch/loongarch/include/asm/hugetlb.h: In function 'prepare_hugepage_range': >> arch/loongarch/include/asm/hugetlb.h:19:24: warning: unused variable 'h' [-Wunused-variable] 19 | struct hstate *h = hstate_file(file); | ^ vim +/h +19 arch/loongarch/include/asm/hugetlb.h 09cfefb7fa70c3 Huacai Chen 2022-05-31 12 09cfefb7fa70c3 Huacai Chen 2022-05-31 13 #define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE 09cfefb7fa70c3 Huacai Chen 2022-05-31 14 static inline int prepare_hugepage_range(struct file *file, 09cfefb7fa70c3 Huacai Chen 2022-05-31 15 unsigned long addr, 09cfefb7fa70c3 Huacai Chen 2022-05-31 16 unsigned long len) 09cfefb7fa70c3 Huacai Chen 2022-05-31 17 { 09cfefb7fa70c3 Huacai Chen 2022-05-31 18 unsigned long task_size = STACK_TOP; 09cfefb7fa70c3 Huacai Chen 2022-05-31 @19 struct hstate *h = hstate_file(file); 09cfefb7fa70c3 Huacai Chen 2022-05-31 20 09cfefb7fa70c3 Huacai Chen 2022-05-31 21 if (len > task_size) 09cfefb7fa70c3 Huacai Chen 2022-05-31 22 return -ENOMEM; 09cfefb7fa70c3 Huacai Chen 2022-05-31 23 if (task_size - len < addr) 09cfefb7fa70c3 Huacai Chen 2022-05-31 24 return -EINVAL; 09cfefb7fa70c3 Huacai Chen 2022-05-31 25 return 0; 09cfefb7fa70c3 Huacai Chen 2022-05-31 26 } 09cfefb7fa70c3 Huacai Chen 2022-05-31 27 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki