Re: [PATCH v10 3/4] rust: add support for NUMA ids in allocations

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

Hi Vitaly,

kernel test robot noticed the following build warnings:

[auto build test WARNING on akpm-mm/mm-everything]
[also build test WARNING on rust/rust-next linus/master v6.16-rc4 next-20250704]
[cannot apply to vbabka-slab/for-next]
[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/Vitaly-Wool/mm-vmalloc-allow-to-set-node-and-align-in-vrealloc/20250703-001116
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link:    https://lore.kernel.org/r/20250702160910.3610134-1-vitaly.wool%40konsulko.se
patch subject: [PATCH v10 3/4] rust: add support for NUMA ids in allocations
config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20250706/202507062327.TsP3JVhL-lkp@intel.com/config)
compiler: clang version 20.1.7 (https://github.com/llvm/llvm-project 6146a88f60492b520a36f8f8f3231e15f3cc6082)
rustc: rustc 1.88.0 (6b00bc388 2025-06-23)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250706/202507062327.TsP3JVhL-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/202507062327.TsP3JVhL-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> warning: missing documentation for an associated constant
   --> rust/kernel/alloc.rs:139:5
   |
   139 |     pub const NO_NODE: NumaNode = NumaNode(bindings::NUMA_NO_NODE);
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: requested on the command line with `-W missing-docs`

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