[akpm-mm:mm-unstable 199/330] vm_util.c:127:14: error: too few arguments to function 'pagemap_scan_supported'

[akpm-mm:mm-unstable 199/330] vm_util.c:127:14: error: too few arguments to function 'pagemap_scan_supported'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable
head:   74dc4627271e6e367176b519565e901ed72d6e4c
commit: 9652b82ca963243fb80e645319d473a7dc65ee79 [199/330] selftests-mm-add-uffdio_move-huge-zeropage-pmd-regression-test-fix
config: s390-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260327/202603271115.uE9vpppi-lkp@intel.com/config)
compiler: s390x-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260327/202603271115.uE9vpppi-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603271115.uE9vpppi-lkp@intel.com/

Note: the akpm-mm/mm-unstable HEAD 74dc4627271e6e367176b519565e901ed72d6e4c builds fine.
      It only hurts bisectability.

All errors (new ones prefixed by >>):

   vm_util.c: In function 'pagemap_is_huge_zero':
>> vm_util.c:127:14: error: too few arguments to function 'pagemap_scan_supported'
     127 |         if (!pagemap_scan_supported(fd))
         |              ^~~~~~~~~~~~~~~~~~~~~~
   vm_util.c:70:13: note: declared here
      70 | static bool pagemap_scan_supported(int fd, char *start)
         |             ^~~~~~~~~~~~~~~~~~~~~~

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

Re: [akpm-mm:mm-unstable 199/330] vm_util.c:127:14: error: too few arguments to function 'pagemap_scan_supported'

[Lorenzo Stoakes (Oracle)]

On Fri, Mar 27, 2026 at 11:20:28AM +0100, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable
> head:   74dc4627271e6e367176b519565e901ed72d6e4c
> commit: 9652b82ca963243fb80e645319d473a7dc65ee79 [199/330] selftests-mm-add-uffdio_move-huge-zeropage-pmd-regression-test-fix
> config: s390-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260327/202603271115.uE9vpppi-lkp@intel.com/config)
> compiler: s390x-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260327/202603271115.uE9vpppi-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202603271115.uE9vpppi-lkp@intel.com/
>
> Note: the akpm-mm/mm-unstable HEAD 74dc4627271e6e367176b519565e901ed72d6e4c builds fine.
>       It only hurts bisectability.
>
> All errors (new ones prefixed by >>):
>
>    vm_util.c: In function 'pagemap_is_huge_zero':
> >> vm_util.c:127:14: error: too few arguments to function 'pagemap_scan_supported'
>      127 |         if (!pagemap_scan_supported(fd))
>          |              ^~~~~~~~~~~~~~~~~~~~~~
>    vm_util.c:70:13: note: declared here
>       70 | static bool pagemap_scan_supported(int fd, char *start)
>          |             ^~~~~~~~~~~~~~~~~~~~~~
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki
>
>

See https://lore.kernel.org/linux-mm/815b2fc9-cee7-4bfa-8036-4b93d1b47b4e@lucifer.local/

This is because of a broken fix-patch that stuck around after something else got yanked.

Cheers, Lorenzo