tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable head: 882be1ed6b1b5073fc88552181b99bd2b9c0031f commit: d3b90b76e1013bb7e201bcccf5f5433f322f2123 [255/261] mm: convert destroy_compound_page() to destroy_large_folio() config: parisc64-defconfig (https://download.01.org/0day-ci/archive/20220618/202206181437.AwvGIkuq-lkp@xxxxxxxxx/config) compiler: hppa64-linux-gcc (GCC) 11.3.0 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=d3b90b76e1013bb7e201bcccf5f5433f322f2123 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 d3b90b76e1013bb7e201bcccf5f5433f322f2123 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=parisc64 prepare If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from arch/parisc/include/asm/page.h:185, from include/linux/shm.h:6, from include/linux/sched.h:16, from arch/parisc/kernel/asm-offsets.c:18: include/linux/mm.h: In function 'destroy_large_folio': >> include/asm-generic/memory_model.h:35:21: error: implicit declaration of function 'page_to_section'; did you mean 'present_section'? [-Werror=implicit-function-declaration] 35 | int __sec = page_to_section(__pg); \ | ^~~~~~~~~~~~~~~ include/asm-generic/memory_model.h:40:32: note: in definition of macro '__pfn_to_page' 40 | ({ unsigned long __pfn = (pfn); \ | ^~~ include/asm-generic/memory_model.h:52:21: note: in expansion of macro '__page_to_pfn' 52 | #define page_to_pfn __page_to_pfn | ^~~~~~~~~~~~~ include/linux/mm.h:214:38: note: in expansion of macro 'page_to_pfn' 214 | #define nth_page(page,n) pfn_to_page(page_to_pfn((page)) + (n)) | ^~~~~~~~~~~ include/linux/page-flags.h:307:33: note: in expansion of macro 'nth_page' 307 | #define folio_page(folio, n) nth_page(&(folio)->page, n) | ^~~~~~~~ include/linux/mm.h:928:38: note: in expansion of macro 'folio_page' 928 | enum compound_dtor_id dtor = folio_page(folio, 1)->compound_dtor; | ^~~~~~~~~~ In file included from include/linux/pid_namespace.h:7, from include/linux/ptrace.h:10, from arch/parisc/kernel/asm-offsets.c:20: include/linux/mm.h: At top level: >> include/linux/mm.h:1556:29: error: conflicting types for 'page_to_section'; have 'long unsigned int(const struct page *)' 1556 | static inline unsigned long page_to_section(const struct page *page) | ^~~~~~~~~~~~~~~ In file included from arch/parisc/include/asm/page.h:185, from include/linux/shm.h:6, from include/linux/sched.h:16, from arch/parisc/kernel/asm-offsets.c:18: include/asm-generic/memory_model.h:35:21: note: previous implicit declaration of 'page_to_section' with type 'int()' 35 | int __sec = page_to_section(__pg); \ | ^~~~~~~~~~~~~~~ include/asm-generic/memory_model.h:40:32: note: in definition of macro '__pfn_to_page' 40 | ({ unsigned long __pfn = (pfn); \ | ^~~ include/asm-generic/memory_model.h:52:21: note: in expansion of macro '__page_to_pfn' 52 | #define page_to_pfn __page_to_pfn | ^~~~~~~~~~~~~ include/linux/mm.h:214:38: note: in expansion of macro 'page_to_pfn' 214 | #define nth_page(page,n) pfn_to_page(page_to_pfn((page)) + (n)) | ^~~~~~~~~~~ include/linux/page-flags.h:307:33: note: in expansion of macro 'nth_page' 307 | #define folio_page(folio, n) nth_page(&(folio)->page, n) | ^~~~~~~~ include/linux/mm.h:928:38: note: in expansion of macro 'folio_page' 928 | enum compound_dtor_id dtor = folio_page(folio, 1)->compound_dtor; | ^~~~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:117: arch/parisc/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1200: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:219: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +1556 include/linux/mm.h bf4e8902ee5080 Daniel Kiper 2011-05-24 1555 aa462abe8aaf21 Ian Campbell 2011-08-17 @1556 static inline unsigned long page_to_section(const struct page *page) d41dee369bff3b Andy Whitcroft 2005-06-23 1557 { d41dee369bff3b Andy Whitcroft 2005-06-23 1558 return (page->flags >> SECTIONS_PGSHIFT) & SECTIONS_MASK; d41dee369bff3b Andy Whitcroft 2005-06-23 1559 } 308c05e35e3517 Christoph Lameter 2008-04-28 1560 #endif d41dee369bff3b Andy Whitcroft 2005-06-23 1561 :::::: The code at line 1556 was first introduced by commit :::::: aa462abe8aaf2198d6aef97da20c874ac694a39f mm: fix __page_to_pfn for a const struct page argument :::::: TO: Ian Campbell <ian.campbell@xxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://01.org/lkp
