tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: ccc252d2e818f6a479441119ad453c3ce7c7c461 commit: 010623568222bd144eb73aa9f3b46c79b63d7676 [5094/7430] riscv: mm: init: Consolidate vars, functions config: riscv-randconfig-r002-20210604 (attached as .config) compiler: riscv32-linux-gcc (GCC) 9.3.0 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/next/linux-next.git/commit/?id=010623568222bd144eb73aa9f3b46c79b63d7676 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 010623568222bd144eb73aa9f3b46c79b63d7676 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from include/linux/pgtable.h:6, from include/linux/mm.h:33, from arch/riscv/mm/init.c:10: arch/riscv/include/asm/pgtable.h: In function 'mk_pmd': arch/riscv/include/asm/pgtable.h:518:9: error: implicit declaration of function 'pfn_pmd'; did you mean 'pfn_pgd'? [-Werror=implicit-function-declaration] 518 | return pfn_pmd(page_to_pfn(page), prot); | ^~~~~~~ | pfn_pgd In file included from arch/riscv/include/asm/page.h:185, from arch/riscv/include/asm/thread_info.h:11, from include/linux/thread_info.h:59, from include/asm-generic/preempt.h:5, from ./arch/riscv/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/mmzone.h:8, from include/linux/gfp.h:6, from include/linux/mm.h:10, from arch/riscv/mm/init.c:10: include/asm-generic/memory_model.h:64:14: error: implicit declaration of function 'page_to_section'; did you mean 'present_section'? [-Werror=implicit-function-declaration] 64 | int __sec = page_to_section(__pg); \ | ^~~~~~~~~~~~~~~ include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn' 81 | #define page_to_pfn __page_to_pfn | ^~~~~~~~~~~~~ arch/riscv/include/asm/pgtable.h:518:17: note: in expansion of macro 'page_to_pfn' 518 | return pfn_pmd(page_to_pfn(page), prot); | ^~~~~~~~~~~ In file included from include/linux/pgtable.h:6, from include/linux/mm.h:33, from arch/riscv/mm/init.c:10: arch/riscv/include/asm/pgtable.h:518:9: error: incompatible types when returning type 'int' but 'pmd_t' {aka 'struct <anonymous>'} was expected 518 | return pfn_pmd(page_to_pfn(page), prot); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from arch/riscv/mm/init.c:10: include/linux/mm.h: At top level: include/linux/mm.h:1552:29: error: conflicting types for 'page_to_section' 1552 | static inline unsigned long page_to_section(const struct page *page) | ^~~~~~~~~~~~~~~ In file included from arch/riscv/include/asm/page.h:185, from arch/riscv/include/asm/thread_info.h:11, from include/linux/thread_info.h:59, from include/asm-generic/preempt.h:5, from ./arch/riscv/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/mmzone.h:8, from include/linux/gfp.h:6, from include/linux/mm.h:10, from arch/riscv/mm/init.c:10: include/asm-generic/memory_model.h:64:14: note: previous implicit declaration of 'page_to_section' was here 64 | int __sec = page_to_section(__pg); \ | ^~~~~~~~~~~~~~~ include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn' 81 | #define page_to_pfn __page_to_pfn | ^~~~~~~~~~~~~ arch/riscv/include/asm/pgtable.h:518:17: note: in expansion of macro 'page_to_pfn' 518 | return pfn_pmd(page_to_pfn(page), prot); | ^~~~~~~~~~~ In file included from include/linux/kexec.h:28, from include/linux/crash_dump.h:5, from arch/riscv/mm/init.c:20: arch/riscv/include/asm/kexec.h:45:1: warning: 'extern' is not at beginning of declaration [-Wold-style-declaration] 45 | const extern unsigned char riscv_kexec_relocate[]; | ^~~~~ arch/riscv/include/asm/kexec.h:46:1: warning: 'extern' is not at beginning of declaration [-Wold-style-declaration] 46 | const extern unsigned int riscv_kexec_relocate_size; | ^~~~~ >> arch/riscv/mm/init.c:454:25: error: expected '=', ',', ';', 'asm' or '__attribute__' before '__inidata' 454 | static uintptr_t xiprom __inidata; | ^~~~~~~~~ In file included from include/linux/pgtable.h:6, from include/linux/mm.h:33, from arch/riscv/mm/init.c:10: arch/riscv/mm/init.c: In function 'create_kernel_page_table': >> arch/riscv/mm/init.c:457:51: error: 'xiprom' undeclared (first use in this function); did you mean '_xiprom'? 457 | #define xiprom (*((uintptr_t *)XIP_FIXUP(&xiprom))) | ^~~~~~ arch/riscv/include/asm/pgtable.h:98:30: note: in definition of macro 'XIP_FIXUP' 98 | uintptr_t __a = (uintptr_t)(addr); \ | ^~~~ arch/riscv/mm/init.c:467:8: note: in expansion of macro 'xiprom' 467 | xiprom + (va - kernel_virt_addr), | ^~~~~~ arch/riscv/mm/init.c:457:51: note: each undeclared identifier is reported only once for each function it appears in 457 | #define xiprom (*((uintptr_t *)XIP_FIXUP(&xiprom))) | ^~~~~~ arch/riscv/include/asm/pgtable.h:98:30: note: in definition of macro 'XIP_FIXUP' 98 | uintptr_t __a = (uintptr_t)(addr); \ | ^~~~ arch/riscv/mm/init.c:467:8: note: in expansion of macro 'xiprom' 467 | xiprom + (va - kernel_virt_addr), | ^~~~~~ arch/riscv/mm/init.c: In function 'setup_vm': >> arch/riscv/mm/init.c:457:51: error: 'xiprom' undeclared (first use in this function); did you mean '_xiprom'? 457 | #define xiprom (*((uintptr_t *)XIP_FIXUP(&xiprom))) | ^~~~~~ arch/riscv/include/asm/pgtable.h:98:30: note: in definition of macro 'XIP_FIXUP' 98 | uintptr_t __a = (uintptr_t)(addr); \ | ^~~~ arch/riscv/mm/init.c:499:2: note: in expansion of macro 'xiprom' 499 | xiprom = (uintptr_t)CONFIG_XIP_PHYS_ADDR; | ^~~~~~ cc1: some warnings being treated as errors vim +454 arch/riscv/mm/init.c 452 453 #ifdef CONFIG_XIP_KERNEL > 454 static uintptr_t xiprom __inidata; 455 static uintptr_t xiprom_sz __initdata; 456 #define xiprom_sz (*((uintptr_t *)XIP_FIXUP(&xiprom_sz))) > 457 #define xiprom (*((uintptr_t *)XIP_FIXUP(&xiprom))) 458 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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