Re: [PATCH v9 1/5] docs: driver-api: gpio: rpmsg gpio driver over rpmsg bus

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

Hi Shenwei,

kernel test robot noticed the following build warnings:

[auto build test WARNING on brgl/gpio/for-next]
[also build test WARNING on remoteproc/rproc-next robh/for-next next-20260304]
[cannot apply to linus/master v6.16-rc1]
[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/Shenwei-Wang/docs-driver-api-gpio-rpmsg-gpio-driver-over-rpmsg-bus/20260305-052440
base:   https://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git gpio/for-next
patch link:    https://lore.kernel.org/r/20260304211808.1437846-2-shenwei.wang%40nxp.com
patch subject: [PATCH v9 1/5] docs: driver-api: gpio: rpmsg gpio driver over rpmsg bus
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
docutils: docutils (Docutils 0.21.2, Python 3.13.5, on linux)
reproduce: (https://download.01.org/0day-ci/archive/20260305/202603050819.478UbJ2l-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/202603050819.478UbJ2l-lkp@intel.com/

All warnings (new ones prefixed by >>):

   .. code-block:: none
   +-----+-----+-----+-----+-----+----+
   |0x00 |0x01 |0x02 |0x03 |0x04 |0x05|
   | 1   | 2   |port |line | err | dir|
   +-----+-----+-----+-----+-----+----+ [docutils]
>> Documentation/driver-api/gpio/gpio-rpmsg.rst:115: WARNING: Title underline too short.


vim +115 Documentation/driver-api/gpio/gpio-rpmsg.rst

   112	
   113	
   114	GET_VALUE (Cmd=4)
 > 115	~~~~~~~~~~~~~~~~
   116	

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