Re: [PATCH v2 net 4/7] net/sched: taprio: get corrected value of cycle_time and interval

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

Hi Faizal,

kernel test robot noticed the following build warnings:

[auto build test WARNING on net/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Faizal-Rahim/net-sched-taprio-fix-too-early-schedules-switching/20231107-192843
base:   net/main
patch link:    https://lore.kernel.org/r/20231107112023.676016-5-faizal.abdul.rahim%40linux.intel.com
patch subject: [PATCH v2 net 4/7] net/sched: taprio: get corrected value of cycle_time and interval
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20231111/202311110208.GT4trtEk-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231111/202311110208.GT4trtEk-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/202311110208.GT4trtEk-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> net/sched/sch_taprio.c:227:5: warning: no previous prototype for function 'get_interval' [-Wmissing-prototypes]
     227 | u32 get_interval(const struct sched_entry *entry,
         |     ^
   net/sched/sch_taprio.c:227:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
     227 | u32 get_interval(const struct sched_entry *entry,
         | ^
         | static 
>> net/sched/sch_taprio.c:236:5: warning: no previous prototype for function 'get_cycle_time' [-Wmissing-prototypes]
     236 | s64 get_cycle_time(const struct sched_gate_list *oper)
         |     ^
   net/sched/sch_taprio.c:236:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
     236 | s64 get_cycle_time(const struct sched_gate_list *oper)
         | ^
         | static 
   2 warnings generated.


vim +/get_interval +227 net/sched/sch_taprio.c

   226	
 > 227	u32 get_interval(const struct sched_entry *entry,
   228			 const struct sched_gate_list *oper)
   229	{
   230		if (entry->correction_active)
   231			return entry->interval + oper->cycle_time_correction;
   232		else
   233			return entry->interval;
   234	}
   235	
 > 236	s64 get_cycle_time(const struct sched_gate_list *oper)
   237	{
   238		if (cycle_corr_active(oper->cycle_time_correction))
   239			return oper->cycle_time + oper->cycle_time_correction;
   240		else
   241			return oper->cycle_time;
   242	}
   243	

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