[linux-de:tip/sched/core_dl_fix_dl_cap_aw 4/5] kernel/sched/deadline.c:660:31: error: 'sched_asym_cpucapacity' undeclared; did you mean 'arch_scale_cpu_capacity'?

[linux-de:tip/sched/core_dl_fix_dl_cap_aw 4/5] kernel/sched/deadline.c:660:31: error: 'sched_asym_cpucapacity' undeclared; did you mean 'arch_scale_cpu_capacity'?

[kbuild test robot]

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tree:   git://linux-arm.org/linux-de.git tip/sched/core_dl_fix_dl_cap_aw
head:   5f50571676da5c98ea40e9eb008e85be2e2d177d
commit: f23df27535d751f761ec7593b8d6311f8385b990 [4/5] sched/deadline: Make DL capacity-aware
config: i386-tinyconfig (attached as .config)
compiler: gcc-7 (Debian 7.5.0-3) 7.5.0
reproduce:
        git checkout f23df27535d751f761ec7593b8d6311f8385b990
        # save the attached .config to linux build tree
        make ARCH=i386 

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

All error/warnings (new ones prefixed by >>):

   In file included from arch/x86/include/asm/current.h:5:0,
                    from include/linux/sched.h:12,
                    from kernel/sched/sched.h:5,
                    from kernel/sched/deadline.c:18:
   kernel/sched/deadline.c: In function 'dl_task_fits_capacity':
>> kernel/sched/deadline.c:660:31: error: 'sched_asym_cpucapacity' undeclared (first use in this function); did you mean 'arch_scale_cpu_capacity'?
     if (!static_branch_unlikely(&sched_asym_cpucapacity))
                                  ^
   include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
    # define unlikely(x) __builtin_expect(!!(x), 0)
                                             ^
>> include/linux/jump_label.h:481:44: note: in expansion of macro 'static_key_enabled'
    #define static_branch_unlikely(x) unlikely(static_key_enabled(&(x)->key))
                                               ^~~~~~~~~~~~~~~~~~
>> kernel/sched/deadline.c:660:7: note: in expansion of macro 'static_branch_unlikely'
     if (!static_branch_unlikely(&sched_asym_cpucapacity))
          ^~~~~~~~~~~~~~~~~~~~~~
   kernel/sched/deadline.c:660:31: note: each undeclared identifier is reported only once for each function it appears in
     if (!static_branch_unlikely(&sched_asym_cpucapacity))
                                  ^
   include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
    # define unlikely(x) __builtin_expect(!!(x), 0)
                                             ^
>> include/linux/jump_label.h:481:44: note: in expansion of macro 'static_key_enabled'
    #define static_branch_unlikely(x) unlikely(static_key_enabled(&(x)->key))
                                               ^~~~~~~~~~~~~~~~~~
>> kernel/sched/deadline.c:660:7: note: in expansion of macro 'static_branch_unlikely'
     if (!static_branch_unlikely(&sched_asym_cpucapacity))
          ^~~~~~~~~~~~~~~~~~~~~~
--
   In file included from arch/x86/include/asm/current.h:5:0,
                    from include/linux/sched.h:12,
                    from kernel//sched/sched.h:5,
                    from kernel//sched/deadline.c:18:
   kernel//sched/deadline.c: In function 'dl_task_fits_capacity':
   kernel//sched/deadline.c:660:31: error: 'sched_asym_cpucapacity' undeclared (first use in this function); did you mean 'arch_scale_cpu_capacity'?
     if (!static_branch_unlikely(&sched_asym_cpucapacity))
                                  ^
   include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
    # define unlikely(x) __builtin_expect(!!(x), 0)
                                             ^
>> include/linux/jump_label.h:481:44: note: in expansion of macro 'static_key_enabled'
    #define static_branch_unlikely(x) unlikely(static_key_enabled(&(x)->key))
                                               ^~~~~~~~~~~~~~~~~~
   kernel//sched/deadline.c:660:7: note: in expansion of macro 'static_branch_unlikely'
     if (!static_branch_unlikely(&sched_asym_cpucapacity))
          ^~~~~~~~~~~~~~~~~~~~~~
   kernel//sched/deadline.c:660:31: note: each undeclared identifier is reported only once for each function it appears in
     if (!static_branch_unlikely(&sched_asym_cpucapacity))
                                  ^
   include/linux/compiler.h:78:42: note: in definition of macro 'unlikely'
    # define unlikely(x) __builtin_expect(!!(x), 0)
                                             ^
>> include/linux/jump_label.h:481:44: note: in expansion of macro 'static_key_enabled'
    #define static_branch_unlikely(x) unlikely(static_key_enabled(&(x)->key))
                                               ^~~~~~~~~~~~~~~~~~
   kernel//sched/deadline.c:660:7: note: in expansion of macro 'static_branch_unlikely'
     if (!static_branch_unlikely(&sched_asym_cpucapacity))
          ^~~~~~~~~~~~~~~~~~~~~~

vim +660 kernel/sched/deadline.c

   642	
   643	/*
   644	 * Verify the fitness of task @p to run on @cpu taking into account the
   645	 * CPU original capacity and the runtime/deadline ratio of the task.
   646	 *
   647	 * This check is only important for heterogeneous systems where CPU
   648	 * original capacity can be less than SCHED_CAPACITY_SCALE. For
   649	 * non-heterogeneous system this function will always return true.
   650	 *
   651	 * The function will return true if the CPU original capacity of the
   652	 * @cpu scaled by SCHED_CAPACITY_SCALE >= runtime/deadline ratio of the
   653	 * task and false otherwise.
   654	 */
   655	static inline bool dl_task_fits_capacity(struct task_struct *p, int cpu)
   656	{
   657		u64 deadline, runtime;
   658		unsigned long cap;
   659	
 > 660		if (!static_branch_unlikely(&sched_asym_cpucapacity))
   661			return true;
   662	
   663		cap = arch_scale_cpu_capacity(cpu);
   664		deadline = p->dl.dl_deadline;
   665		runtime = p->dl.dl_runtime;
   666	
   667		return	cap_scale(deadline, cap) >= runtime;
   668	}
   669	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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