Re: [PATCH] rust: workqueue: add cancel_work for Arc<T>

[kernel test robot <lkp@intel.com>]

Hi Moayad,

kernel test robot noticed the following build warnings:

[auto build test WARNING on rust/rust-next]
[also build test WARNING on linus/master v7.1-rc4 next-20260518]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Moayad-Salloum/rust-workqueue-add-cancel_work-for-Arc-T/20260518-122747
base:   https://github.com/Rust-for-Linux/linux rust-next
patch link:    https://lore.kernel.org/r/20260518042347.95213-1-salloummoayad4%40gmail.com
patch subject: [PATCH] rust: workqueue: add cancel_work for Arc<T>
config: x86_64-randconfig-011-20260518 (https://download.01.org/0day-ci/archive/20260519/202605190332.rlkguvbn-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/20260519/202605190332.rlkguvbn-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/202605190332.rlkguvbn-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> warning: missing documentation for a function
   --> rust/kernel/workqueue.rs:874:1
   |
   874 | / pub fn cancel_work<T, const ID: u64>(item: &Arc<T>) -> bool
   875 | | where
   876 | |     T: WorkItem<ID, Pointer = Arc<T>>,
   877 | |     T: HasWork<T, ID>,
   | |______________________^
   |
   = note: requested on the command line with `-W missing-docs`

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