diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h index c1076b5e17fb..1d2ff3cd1728 100644 --- a/include/linux/sched/sysctl.h +++ b/include/linux/sched/sysctl.h @@ -14,8 +14,6 @@ extern unsigned long sysctl_hung_task_timeout_secs; enum { sysctl_hung_task_timeout_secs = 0 }; #endif -extern unsigned int sysctl_sched_child_runs_first; - enum sched_tunable_scaling { SCHED_TUNABLESCALING_NONE, SCHED_TUNABLESCALING_LOG, diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index d4bd299d67ab..788b1d6a3248 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -109,6 +109,25 @@ static unsigned int sched_nr_latency = 8; * parent will (try to) run first. */ unsigned int sysctl_sched_child_runs_first __read_mostly; +#ifdef CONFIG_SYSCTL +static struct ctl_table sched_child_runs_first_sysctls[] = { + { + .procname = "sched_child_runs_first", + .data = &sysctl_sched_child_runs_first, + .maxlen = sizeof(unsigned int), + .mode = 0644, + .proc_handler = proc_dointvec, + }, + {} +}; + +static int __init sched_child_runs_first_sysctl_init(void) +{ + register_sysctl_init("kernel", sched_child_runs_first_sysctls); + return 0; +} +late_initcall(sched_child_runs_first_sysctl_init); +#endif /* * SCHED_OTHER wake-up granularity. diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 58263f90c559..767fc1de9646 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -108,6 +108,8 @@ extern __read_mostly int scheduler_running; extern unsigned long calc_load_update; extern atomic_long_t calc_load_tasks; +extern unsigned int sysctl_sched_child_runs_first; + extern void calc_global_load_tick(struct rq *this_rq); extern long calc_load_fold_active(struct rq *this_rq, long adjust); diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 830aaf8ca08e..6bbb8e1af675 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -1659,13 +1659,6 @@ int proc_do_static_key(struct ctl_table *table, int write, } static struct ctl_table kern_table[] = { - { - .procname = "sched_child_runs_first", - .data = &sysctl_sched_child_runs_first, - .maxlen = sizeof(unsigned int), - .mode = 0644, - .proc_handler = proc_dointvec, - }, #ifdef CONFIG_SCHEDSTATS { .procname = "sched_schedstats",