kernel/sched/core.c:5220:20: error: no previous prototype for 'task_sched_runtime'

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

Hi Ingo,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   57ae8a492116910bad2b3497ffe555b3a4b4180f
commit: 4ff8f2ca6ccd9e0cc5665d09f86d631b3ae3a14c sched/headers: Reorganize, clean up and optimize kernel/sched/sched.h dependencies
date:   10 weeks ago
config: x86_64-sof-customedconfig-edison-defconfig (https://download.01.org/0day-ci/archive/20220501/202205012340.UzMUgB84-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4ff8f2ca6ccd9e0cc5665d09f86d631b3ae3a14c
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 4ff8f2ca6ccd9e0cc5665d09f86d631b3ae3a14c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   kernel/sched/core.c:3516:6: error: no previous prototype for 'sched_set_stop_task' [-Werror=missing-prototypes]
    3516 | void sched_set_stop_task(int cpu, struct task_struct *stop)
         |      ^~~~~~~~~~~~~~~~~~~
>> kernel/sched/core.c:5220:20: error: no previous prototype for 'task_sched_runtime' [-Werror=missing-prototypes]
    5220 | unsigned long long task_sched_runtime(struct task_struct *p)
         |                    ^~~~~~~~~~~~~~~~~~
>> kernel/sched/core.c:8931:6: error: no previous prototype for 'idle_task_exit' [-Werror=missing-prototypes]
    8931 | void idle_task_exit(void)
         |      ^~~~~~~~~~~~~~
>> kernel/sched/core.c:9164:5: error: no previous prototype for 'sched_cpu_activate' [-Werror=missing-prototypes]
    9164 | int sched_cpu_activate(unsigned int cpu)
         |     ^~~~~~~~~~~~~~~~~~
>> kernel/sched/core.c:9209:5: error: no previous prototype for 'sched_cpu_deactivate' [-Werror=missing-prototypes]
    9209 | int sched_cpu_deactivate(unsigned int cpu)
         |     ^~~~~~~~~~~~~~~~~~~~
>> kernel/sched/core.c:9284:5: error: no previous prototype for 'sched_cpu_starting' [-Werror=missing-prototypes]
    9284 | int sched_cpu_starting(unsigned int cpu)
         |     ^~~~~~~~~~~~~~~~~~
>> kernel/sched/core.c:9305:5: error: no previous prototype for 'sched_cpu_wait_empty' [-Werror=missing-prototypes]
    9305 | int sched_cpu_wait_empty(unsigned int cpu)
         |     ^~~~~~~~~~~~~~~~~~~~
>> kernel/sched/core.c:9347:5: error: no previous prototype for 'sched_cpu_dying' [-Werror=missing-prototypes]
    9347 | int sched_cpu_dying(unsigned int cpu)
         |     ^~~~~~~~~~~~~~~
>> kernel/sched/core.c:9370:13: error: no previous prototype for 'sched_init_smp' [-Werror=missing-prototypes]
    9370 | void __init sched_init_smp(void)
         |             ^~~~~~~~~~~~~~
>> kernel/sched/core.c:9431:13: error: no previous prototype for 'sched_init' [-Werror=missing-prototypes]
    9431 | void __init sched_init(void)
         |             ^~~~~~~~~~
   cc1: all warnings being treated as errors
--
>> kernel/sched/fair.c:10634:6: error: no previous prototype for 'nohz_balance_enter_idle' [-Werror=missing-prototypes]
   10634 | void nohz_balance_enter_idle(int cpu)
         |      ^~~~~~~~~~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors
--
   In file included from kernel/sched/build_utility.c:79:
>> kernel/sched/loadavg.c:245:6: error: no previous prototype for 'calc_load_nohz_start' [-Werror=missing-prototypes]
     245 | void calc_load_nohz_start(void)
         |      ^~~~~~~~~~~~~~~~~~~~
>> kernel/sched/loadavg.c:258:6: error: no previous prototype for 'calc_load_nohz_remote' [-Werror=missing-prototypes]
     258 | void calc_load_nohz_remote(struct rq *rq)
         |      ^~~~~~~~~~~~~~~~~~~~~
>> kernel/sched/loadavg.c:263:6: error: no previous prototype for 'calc_load_nohz_stop' [-Werror=missing-prototypes]
     263 | void calc_load_nohz_stop(void)
         |      ^~~~~~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors


vim +/task_sched_runtime +5220 kernel/sched/core.c

6075620b0590ea kernel/sched/core.c Giovanni Gherdovich 2016-08-05  5214  
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31  5215  /*
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31  5216   * Return accounted runtime for the task.
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31  5217   * In case the task is currently running, return the runtime plus current's
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31  5218   * pending runtime that have not been accounted yet.
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31  5219   */
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31 @5220  unsigned long long task_sched_runtime(struct task_struct *p)
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31  5221  {
eb58075149b7f0 kernel/sched/core.c Peter Zijlstra      2015-07-31  5222  	struct rq_flags rf;
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31  5223  	struct rq *rq;
6e998916dfe327 kernel/sched/core.c Stanislaw Gruszka   2014-11-12  5224  	u64 ns;
c5f8d99585d7b5 kernel/sched.c      Hidetoshi Seto      2009-03-31  5225  

:::::: The code at line 5220 was first introduced by commit
:::::: c5f8d99585d7b5b7e857fabf8aefd0174903a98c posixtimers, sched: Fix posix clock monotonicity

:::::: TO: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
:::::: CC: Ingo Molnar <mingo@elte.hu>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp