Re: [ammarfaizi2-block:akpm/mm/mm-unstable 289/353] mm/debug_vm_pgtable.c:814:43: error: implicit declaration of function 'generic_max_swapfile_size'

[David Hildenbrand <david@redhat.com>]

On 14.01.23 12:24, kernel test robot wrote:
> tree:   https://github.com/ammarfaizi2/linux-block akpm/mm/mm-unstable
> head:   b62e8196de8602c16d6ea10807d147b480db2712
> commit: 2234b0437c6fa63c611df1032c614464957e9262 [289/353] mm/debug_vm_pgtable: more pte_swp_exclusive() sanity checks
> config: x86_64-randconfig-a013
> compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
> reproduce (this is a W=1 build):
>          # https://github.com/ammarfaizi2/linux-block/commit/2234b0437c6fa63c611df1032c614464957e9262
>          git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
>          git fetch --no-tags ammarfaizi2-block akpm/mm/mm-unstable
>          git checkout 2234b0437c6fa63c611df1032c614464957e9262
>          # save the config file
>          mkdir build_dir && cp config build_dir/.config
>          make W=1 O=build_dir ARCH=x86_64 olddefconfig
>          make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@intel.com>
> 
> All errors (new ones prefixed by >>):
> 
>     mm/debug_vm_pgtable.c: In function 'pte_swap_exclusive_tests':
>>> mm/debug_vm_pgtable.c:814:43: error: implicit declaration of function 'generic_max_swapfile_size' [-Werror=implicit-function-declaration]
>       814 |         unsigned long max_swapfile_size = generic_max_swapfile_size();
>           |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~
>     cc1: some warnings being treated as errors

Triggers without CONFIG_SWAP. Will send a fixup.

-- 
Thanks,

David / dhildenb