mm/sparse.c:653:13: sparse: sparse: symbol 'populate_section_memmap' was not declared. Should it be static?

mm/sparse.c:653:13: sparse: sparse: symbol 'populate_section_memmap' was not declared. Should it be static?

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   c1084b6c5620a743f86947caca66d90f24060f56
commit: e9c0a3f05477e18d2dae816cb61b62be1b7e90d3 mm/sparsemem: convert kmalloc_section_memmap() to populate_section_memmap()
date:   3 years ago
config: ia64-randconfig-s031-20220703 (https://download.01.org/0day-ci/archive/20220705/202207052117.j1h9ayCI-lkp@intel.com/config)
compiler: ia64-linux-gcc (GCC) 11.3.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e9c0a3f05477e18d2dae816cb61b62be1b7e90d3
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout e9c0a3f05477e18d2dae816cb61b62be1b7e90d3
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=ia64 SHELL=/bin/bash

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


sparse warnings: (new ones prefixed by >>)
   mm/sparse.c:213:6: sparse: sparse: symbol 'subsection_mask_set' was not declared. Should it be static?
>> mm/sparse.c:653:13: sparse: sparse: symbol 'populate_section_memmap' was not declared. Should it be static?

vim +/populate_section_memmap +653 mm/sparse.c

   638	
   639	static void depopulate_section_memmap(unsigned long pfn, unsigned long nr_pages,
   640			struct vmem_altmap *altmap)
   641	{
   642		unsigned long start = (unsigned long) pfn_to_page(pfn);
   643		unsigned long end = start + nr_pages * sizeof(struct page);
   644	
   645		vmemmap_free(start, end, altmap);
   646	}
   647	static void free_map_bootmem(struct page *memmap)
   648	{
   649		unsigned long start = (unsigned long)memmap;
   650		unsigned long end = (unsigned long)(memmap + PAGES_PER_SECTION);
   651	
   652		vmemmap_free(start, end, NULL);
 > 653	}
   654	

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