Re: [PATCH v2 06/13] vt: use new tables in ucs.c

From: kernel test robot
Date: Thu Apr 17 2025 - 04:30:47 EST


Hi Nicolas,

kernel test robot noticed the following build warnings:

[auto build test WARNING on tty/tty-linus]
[also build test WARNING on linus/master v6.15-rc2]
[cannot apply to tty/tty-testing tty/tty-next next-20250416]
[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/Nicolas-Pitre/vt-minor-cleanup-to-vc_translate_unicode/20250416-142136
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-linus
patch link: https://lore.kernel.org/r/20250415192212.33949-7-nico%40fluxnic.net
patch subject: [PATCH v2 06/13] vt: use new tables in ucs.c
config: arc-randconfig-002-20250417 (https://download.01.org/0day-ci/archive/20250417/202504171646.NDaNfFql-lkp@xxxxxxxxx/config)
compiler: arc-linux-gcc (GCC) 13.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250417/202504171646.NDaNfFql-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504171646.NDaNfFql-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/tty/vt/ucs.c:43: warning: Function parameter or struct member 'cp' not described in 'ucs_is_zero_width'
>> drivers/tty/vt/ucs.c:43: warning: expecting prototype for Determine if a Unicode code point is zero(). Prototype was for ucs_is_zero_width() instead
drivers/tty/vt/ucs.c:55: warning: Function parameter or struct member 'cp' not described in 'ucs_is_double_width'
drivers/tty/vt/ucs.c:55: warning: expecting prototype for Determine if a Unicode code point is double(). Prototype was for ucs_is_double_width() instead


vim +43 drivers/tty/vt/ucs.c

35
36 /**
37 * Determine if a Unicode code point is zero-width.
38 *
39 * @param cp: Unicode code point (UCS-4)
40 * Return: true if the character is zero-width, false otherwise
41 */
42 bool ucs_is_zero_width(u32 cp)
> 43 {
44 return cp_in_range(cp, ucs_zero_width_ranges,
45 ARRAY_SIZE(ucs_zero_width_ranges));
46 }
47

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