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sched: Move energy_aware sysctls to topology.c

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move energy_aware sysctls to topology.c and use the new
register_sysctl_init() to register the sysctl interface.

Signed-off-by: Zhen Ni <nizhen@uniontech.com>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
This commit is contained in:
Zhen Ni 2022-02-15 19:46:04 +08:00 committed by Luis Chamberlain
parent d4ae80ffa6
commit 8a0441415b
3 changed files with 23 additions and 19 deletions
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6
include/linux/sched/sysctl.h
View file

@ -34,10 +34,4 @@ extern int sysctl_numa_balancing_mode;
int sysctl_numa_balancing(struct ctl_table *table, int write, void *buffer,
size_t *lenp, loff_t *ppos);
#if defined(CONFIG_ENERGY_MODEL) && defined(CONFIG_CPU_FREQ_GOV_SCHEDUTIL)
extern unsigned int sysctl_sched_energy_aware;
int sched_energy_aware_handler(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos);
#endif
#endif /* _LINUX_SCHED_SYSCTL_H */

25
kernel/sched/topology.c
View file

@ -206,7 +206,7 @@ sd_parent_degenerate(struct sched_domain *sd, struct sched_domain *parent)
#if defined(CONFIG_ENERGY_MODEL) && defined(CONFIG_CPU_FREQ_GOV_SCHEDUTIL)
DEFINE_STATIC_KEY_FALSE(sched_energy_present);
unsigned int sysctl_sched_energy_aware = 1;
static unsigned int sysctl_sched_energy_aware = 1;
DEFINE_MUTEX(sched_energy_mutex);
bool sched_energy_update;
@ -220,7 +220,7 @@ void rebuild_sched_domains_energy(void)
}
#ifdef CONFIG_PROC_SYSCTL
int sched_energy_aware_handler(struct ctl_table *table, int write,
static int sched_energy_aware_handler(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos)
{
int ret, state;
@ -237,6 +237,27 @@ int sched_energy_aware_handler(struct ctl_table *table, int write,
return ret;
}
static struct ctl_table sched_energy_aware_sysctls[] = {
{
.procname = "sched_energy_aware",
.data = &sysctl_sched_energy_aware,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = sched_energy_aware_handler,
.extra1 = SYSCTL_ZERO,
.extra2 = SYSCTL_ONE,
},
{}
};
static int __init sched_energy_aware_sysctl_init(void)
{
register_sysctl_init("kernel", sched_energy_aware_sysctls);
return 0;
}
late_initcall(sched_energy_aware_sysctl_init);
#endif
static void free_pd(struct perf_domain *pd)

11
kernel/sysctl.c
View file

@ -1681,17 +1681,6 @@ static struct ctl_table kern_table[] = {
.extra2 = SYSCTL_FOUR,
},
#endif /* CONFIG_NUMA_BALANCING */
#if defined(CONFIG_ENERGY_MODEL) && defined(CONFIG_CPU_FREQ_GOV_SCHEDUTIL)
{
.procname = "sched_energy_aware",
.data = &sysctl_sched_energy_aware,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = sched_energy_aware_handler,
.extra1 = SYSCTL_ZERO,
.extra2 = SYSCTL_ONE,
},
#endif
#ifdef CONFIG_PROVE_LOCKING
{
.procname = "prove_locking",