Re: [PATCH 4/4] selftests: ALSA: Cover userspace-driven timers with test

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Hi Ivan,

kernel test robot noticed the following build warnings:

[auto build test WARNING on tiwai-sound/for-next]
[also build test WARNING on tiwai-sound/for-linus linus/master v6.10 next-20240726]
[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/Ivan-Orlov/ALSA-aloop-Allow-using-global-timers/20240726-155158
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next
patch link:    https://lore.kernel.org/r/20240726074750.626671-5-ivan.orlov0322%40gmail.com
patch subject: [PATCH 4/4] selftests: ALSA: Cover userspace-driven timers with test
:::::: branch date: 2 days ago
:::::: commit date: 2 days ago
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240728/202407281359.vMYdESrT-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/r/202407281359.vMYdESrT-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> utimer-test.c:73:1: warning: non-void function does not return a value [-Wreturn-type]
      73 | }
         | ^
>> utimer-test.c:117:11: warning: enumeration value 'TIMER_NO_EVENT' not handled in switch [-Wswitch]
     117 |                 switch (parse_timer_output(buf)) {
         |                         ^~~~~~~~~~~~~~~~~~~~~~~
   2 warnings generated.


vim +73 tools/testing/selftests/alsa/utimer-test.c

5cf58530fa628b Ivan Orlov 2024-07-26  62  
5cf58530fa628b Ivan Orlov 2024-07-26  63  static void *ticking_func(void *data)
5cf58530fa628b Ivan Orlov 2024-07-26  64  {
5cf58530fa628b Ivan Orlov 2024-07-26  65  	int i;
5cf58530fa628b Ivan Orlov 2024-07-26  66  	int *fd = (int *)data;
5cf58530fa628b Ivan Orlov 2024-07-26  67  
5cf58530fa628b Ivan Orlov 2024-07-26  68  	for (i = 0; i < TICKS_COUNT; i++) {
5cf58530fa628b Ivan Orlov 2024-07-26  69  		/* Well, trigger the timer! */
5cf58530fa628b Ivan Orlov 2024-07-26  70  		ioctl(*fd, SNDRV_TIMER_IOCTL_TRIGGER, NULL);
5cf58530fa628b Ivan Orlov 2024-07-26  71  		sleep(TIMER_FREQ_SEC);
5cf58530fa628b Ivan Orlov 2024-07-26  72  	}
5cf58530fa628b Ivan Orlov 2024-07-26 @73  }
5cf58530fa628b Ivan Orlov 2024-07-26  74  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki





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