11:47 a.m.
Hi Muchun,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on next-20210310]
[cannot apply to hnaz-linux-mm/master arm64/for-next/core tip/x86/mm linus/master
v5.12-rc2 v5.12-rc1 v5.11 v5.12-rc2]
[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/Muchun-Song/mm-bootmem_info-mark...
base: b01d57bfdc41c8f635b08b8a5af8a31217d46936
config: x86_64-randconfig-r002-20210309 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project
cd9a69289c7825d54450cb6829fef2c8e0f1963a)
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 x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
#
https://github.com/0day-ci/linux/commit/d0b8d83bb423fd25a85be4a62a8bed9f8...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Muchun-Song/mm-bootmem_info-mark-register_page_bootmem_info_section-__init/20210310-161619
git checkout d0b8d83bb423fd25a85be4a62a8bed9f8d8a0d96
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
arch/x86/mm/init_64.c:1585:6: error: implicit declaration of function
'vmemmap_use_new_sub_pmd' [-Werror,-Wimplicit-function-declaration]
vmemmap_use_new_sub_pmd(addr, next);
^
arch/x86/mm/init_64.c:1591:4: error: implicit declaration of function
'vmemmap_use_sub_pmd' [-Werror,-Wimplicit-function-declaration]
vmemmap_use_sub_pmd(addr, next);
^
> arch/x86/mm/init_64.c:1625:6: warning: no previous prototype for
function 'arch_free_vmemmap_page' [-Wmissing-prototypes]
void
arch_free_vmemmap_page(struct page *page)
^
arch/x86/mm/init_64.c:1625:1: note: declare 'static' if the function is not
intended to be used outside of this translation unit
void arch_free_vmemmap_page(struct page *page)
^
static
1 warning and 2 errors generated.
--
mm/bootmem_info.c:87:11: error: implicit declaration of function
'sparse_decode_mem_map' [-Werror,-Wimplicit-function-declaration]
memmap = sparse_decode_mem_map(ms->section_mem_map, section_nr);
^
> mm/bootmem_info.c:87:9: warning: incompatible integer to pointer
conversion assigning to 'struct page *' from 'int' [-Wint-conversion]
memmap = sparse_decode_mem_map(ms->section_mem_map, section_nr);
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning and 1 error generated.
vim +/arch_free_vmemmap_page +1625 arch/x86/mm/init_64.c
c2b91e2eec9678 Yinghai Lu 2008-04-12 1623
cd28b1a6791da0 Muchun Song 2021-03-09 1624 #ifdef CONFIG_HAVE_BOOTMEM_INFO_NODE
92924b23a9f6de Muchun Song 2021-03-10 @1625 void arch_free_vmemmap_page(struct page
*page)
92924b23a9f6de Muchun Song 2021-03-10 1626 {
92924b23a9f6de Muchun Song 2021-03-10 1627 free_bootmem_page(page);
92924b23a9f6de Muchun Song 2021-03-10 1628 }
92924b23a9f6de Muchun Song 2021-03-10 1629
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org