[mcgrof:20250807-migrate-folios-stats-pw 2/16] Warning: fs/fs-writeback.c:1008 function parameter 'bdi_wb_ctx' not described in 'bdi_split_work_to_wbs'

[mcgrof:20250807-migrate-folios-stats-pw 2/16] Warning: fs/fs-writeback.c:1008 function parameter 'bdi_wb_ctx' not described in 'bdi_split_work_to_wbs'

[kernel test robot]

Hi Kundan,

FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git 20250807-migrate-folios-stats-pw
head:   9e85a0c893452d1be01703635526b5ce793760f3
commit: bff8f032a029ab66ff54c19048c9f45489da6a8e [2/16] writeback: add infra for parallel writeback
config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20250807/202508072355.WudSLBwt-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
rustc: rustc 1.88.0 (6b00bc388 2025-06-23)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250807/202508072355.WudSLBwt-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/202508072355.WudSLBwt-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> Warning: fs/fs-writeback.c:1008 function parameter 'bdi_wb_ctx' not described in 'bdi_split_work_to_wbs'
--
>> Warning: mm/backing-dev.c:788 function parameter 'bdi_wb_ctx' not described in 'wb_get_lookup'
>> Warning: mm/backing-dev.c:788 Excess function parameter 'bdi' description in 'wb_get_lookup'
>> Warning: mm/backing-dev.c:823 function parameter 'bdi_wb_ctx' not described in 'wb_get_create'

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