[PATCH v1] Documentation: riscv: update Vector discovery for userspace

[kernel test robot]

Hi Andy,

kernel test robot noticed the following build warnings:

[auto build test WARNING on lwn/docs-next]
[also build test WARNING on linus/master v6.19-rc4 next-20260107]
[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/Andy-Chiu/Documentation-riscv-update-Vector-discovery-for-userspace/20260107-080917
base:   git://git.lwn.net/linux.git docs-next
patch link:    https://lore.kernel.org/r/20260107000609.63892-1-andybnac%40gmail.com
patch subject: [PATCH v1] Documentation: riscv: update Vector discovery for userspace
reproduce: (https://download.01.org/0day-ci/archive/20260107/202601071253.83RmycAh-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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601071253.83RmycAh-lkp@intel.com/

All warnings (new ones prefixed by >>):

   Documentation/userspace-api/landlock:453: ./include/uapi/linux/landlock.h:45: ERROR: Unknown target name: "network flags". [docutils]
   Documentation/userspace-api/landlock:453: ./include/uapi/linux/landlock.h:50: ERROR: Unknown target name: "scope flags". [docutils]
   Documentation/userspace-api/landlock:453: ./include/uapi/linux/landlock.h:24: ERROR: Unknown target name: "filesystem flags". [docutils]
   Documentation/userspace-api/landlock:462: ./include/uapi/linux/landlock.h:153: ERROR: Unknown target name: "filesystem flags". [docutils]
   Documentation/userspace-api/landlock:462: ./include/uapi/linux/landlock.h:176: ERROR: Unknown target name: "network flags". [docutils]
>> Documentation/arch/riscv/vector.rst:163: WARNING: Unparseable C cross-reference: 'prctl(PR_RISCV_V_GET_CONTROL)'
   Invalid C declaration: Expected end of definition. [error at 5]
   prctl(PR_RISCV_V_GET_CONTROL)
   -----^


vim +163 Documentation/arch/riscv/vector.rst

   162	
 > 163	c:macro:`HWCAP` is designed to serve as a quick check to see if the standard

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