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Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , "Matthew Wilcox (Oracle)" , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH 2/2] mm/memory-failure: improve large block size folio handling. 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 ilnlQkEQ 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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: On 11 Oct 2025, at 6:23, kernel test robot wrote: > Hi Zi, > > kernel test robot noticed the following build errors: > > [auto build test ERROR on linus/master] > [also build test ERROR on v6.17 next-20251010] > [cannot apply to akpm-mm/mm-everything] > [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/Zi-Yan/mm-huge_m= emory-do-not-change-split_huge_page-target-order-silently/20251011-014145= > base: linus/master > patch link: https://lore.kernel.org/r/20251010173906.3128789-3-ziy%4= 0nvidia.com > patch subject: [PATCH 2/2] mm/memory-failure: improve large block size = folio handling. > config: parisc-allmodconfig (https://download.01.org/0day-ci/archive/20= 251011/202510111805.rg0AewVk-lkp@intel.com/config) > compiler: hppa-linux-gcc (GCC) 15.1.0 > reproduce (this is a W=3D1 build): (https://download.01.org/0day-ci/arc= hive/20251011/202510111805.rg0AewVk-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new ve= rsion of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202510111805.rg0AewVk-l= kp@intel.com/ > > All errors (new ones prefixed by >>): > > mm/memory-failure.c: In function 'memory_failure': >>> mm/memory-failure.c:2278:33: error: implicit declaration of function = 'min_order_for_split' [-Wimplicit-function-declaration] > 2278 | int new_order =3D min_order_for_split(folio)= ; > | ^~~~~~~~~~~~~~~~~~~ > min_order_for_split() is missing in the !CONFIG_TRANSPARENT_HUGEPAGE case= =2E Will add one to get rid of this error. Thanks. -- Best Regards, Yan, Zi