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 +0QbTFy1 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ede43f2956cc25e387a5e225324104f22e715908 > > commit: 6c096b0425160233d2a8c3ec3f3d82dae5c37678 [167/506] mm: hugetlb: proc: check for hugetlb shared PMD in /proc/PID/smaps > > config: i386-randconfig-a015 (https://download.01.org/0day-ci/archive/20230128/202301282035.M6wJfQhs-lkp@intel.com/config) > > compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) > > 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 > > # https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git/commit/?id=6c096b0425160233d2a8c3ec3f3d82dae5c37678 > > git remote add akpm-mm https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git > > git fetch --no-tags akpm-mm mm-unstable > > git checkout 6c096b0425160233d2a8c3ec3f3d82dae5c37678 > > # save the config file > > mkdir build_dir && cp config build_dir/.config > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/infiniband/core/ drivers/net/ethernet/mellanox/mlx5/core/ fs/cifs/ > > > > If you fix the issue, kindly add following tag where applicable > > | Reported-by: kernel test robot > > > > Note: the akpm-mm/mm-unstable HEAD ede43f2956cc25e387a5e225324104f22e715908 builds fine. > > It only hurts bisectability. > > > > All errors (new ones prefixed by >>): > > > > In file included from drivers/infiniband/core/umem_odp.c:41: > > >> include/linux/hugetlb.h:1193:9: error: implicit declaration of function 'page_count' is invalid in C99 [-Werror,-Wimplicit-function-declaration] > > return page_count(virt_to_page(pte)) > 1; > > ^ > > Thanks. > > I hesitate to include mm.h into hugetlb.h, but page_ref.h looks OK. > I was a bit confused because linux/hugetlb.h already includes linux/mm.h which includes linux/page_ref.h. Have not yet looked into this more closely. -- Mike Kravetz > --- a/include/linux/hugetlb.h~mm-hugetlb-proc-check-for-hugetlb-shared-pmd-in-proc-pid-smaps-fix-2 > +++ a/include/linux/hugetlb.h > @@ -7,6 +7,7 @@ > #include > #include > #include > +#include > #include > #include > #include > _ >