Re: [PATCH] mm: Move mem_init_print_info() into mm_init()

[kernel test robot <lkp@intel.com>]

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Hi Kefeng,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tip/x86/mm]
[also build test ERROR on linus/master v5.12-rc3 next-20210316]
[cannot apply to hnaz-linux-mm/master sparc/master sparc-next/master]
[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]

url:    https://github.com/0day-ci/linux/commits/Kefeng-Wang/mm-Move-mem_init_print_info-into-mm_init/20210316-222501
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git a500fc918f7b8dc3dff2e6c74f3e73e856c18248
config: riscv-randconfig-r031-20210316 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 50c7504a93fdb90c26870db8c8ea7add895c7725)
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
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/0day-ci/linux/commit/0b2c07917fb7f9f87f0e2ecac3a3985155778856
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Kefeng-Wang/mm-Move-mem_init_print_info-into-mm_init/20210316-222501
        git checkout 0b2c07917fb7f9f87f0e2ecac3a3985155778856
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   mm/page_alloc.c:3600:15: warning: no previous prototype for function 'should_fail_alloc_page' [-Wmissing-prototypes]
   noinline bool should_fail_alloc_page(gfp_t gfp_mask, unsigned int order)
                 ^
   mm/page_alloc.c:3600:10: note: declare 'static' if the function is not intended to be used outside of this translation unit
   noinline bool should_fail_alloc_page(gfp_t gfp_mask, unsigned int order)
            ^
            static 
>> mm/page_alloc.c:7744:3: error: use of undeclared identifier 'str'
                   str ? ", " : "", str ? str : "");
                   ^
   mm/page_alloc.c:7744:20: error: use of undeclared identifier 'str'
                   str ? ", " : "", str ? str : "");
                                    ^
   mm/page_alloc.c:7744:26: error: use of undeclared identifier 'str'
                   str ? ", " : "", str ? str : "");
                                          ^
   1 warning and 3 errors generated.


vim +/str +7744 mm/page_alloc.c

7ee3d4e8cd5605 Jiang Liu   2013-07-03  7729  
756a025f000919 Joe Perches 2016-03-17  7730  	pr_info("Memory: %luK/%luK available (%luK kernel code, %luK rwdata, %luK rodata, %luK init, %luK bss, %luK reserved, %luK cma-reserved"
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7731  #ifdef	CONFIG_HIGHMEM
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7732  		", %luK highmem"
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7733  #endif
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7734  		"%s%s)\n",
756a025f000919 Joe Perches 2016-03-17  7735  		nr_free_pages() << (PAGE_SHIFT - 10),
756a025f000919 Joe Perches 2016-03-17  7736  		physpages << (PAGE_SHIFT - 10),
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7737  		codesize >> 10, datasize >> 10, rosize >> 10,
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7738  		(init_data_size + init_code_size) >> 10, bss_size >> 10,
ca79b0c211af63 Arun KS     2018-12-28  7739  		(physpages - totalram_pages() - totalcma_pages) << (PAGE_SHIFT - 10),
e48322abb061d7 Pintu Kumar 2014-12-18  7740  		totalcma_pages << (PAGE_SHIFT - 10),
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7741  #ifdef	CONFIG_HIGHMEM
ca79b0c211af63 Arun KS     2018-12-28  7742  		totalhigh_pages() << (PAGE_SHIFT - 10),
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7743  #endif
7ee3d4e8cd5605 Jiang Liu   2013-07-03 @7744  		str ? ", " : "", str ? str : "");
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7745  }
7ee3d4e8cd5605 Jiang Liu   2013-07-03  7746  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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