Re: [PATCH tip 2/3] sched: make migrate_enable/migrate_disable inline

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

Hi Menglong,

kernel test robot noticed the following build warnings:

[auto build test WARNING on tip/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Menglong-Dong/arch-add-the-macro-COMPILE_OFFSETS-to-all-the-asm-offsets-c/20250810-110846
base:   tip/master
patch link:    https://lore.kernel.org/r/20250810030442.246974-3-dongml2%40chinatelecom.cn
patch subject: [PATCH tip 2/3] sched: make migrate_enable/migrate_disable inline
config: arc-randconfig-001-20250810 (https://download.01.org/0day-ci/archive/20250810/202508101230.2KBZa0Ql-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250810/202508101230.2KBZa0Ql-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/202508101230.2KBZa0Ql-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> kernel/sched/core.c:2385:6: warning: no previous prototype for '__migrate_enable' [-Wmissing-prototypes]
    void __migrate_enable(void)
         ^~~~~~~~~~~~~~~~


vim +/__migrate_enable +2385 kernel/sched/core.c

  2384	
> 2385	void __migrate_enable(void)
  2386	{
  2387		struct task_struct *p = current;
  2388		struct affinity_context ac = {
  2389			.new_mask  = &p->cpus_mask,
  2390			.flags     = SCA_MIGRATE_ENABLE,
  2391		};
  2392	
  2393		__set_cpus_allowed_ptr(p, &ac);
  2394	}
  2395	EXPORT_SYMBOL_GPL(__migrate_enable);
  2396	

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