move schedstats sysctls to core.c and use the new
register_sysctl_init() to register the sysctl interface.
Signed-off-by: Zhen Ni <nizhen@xxxxxxxxxxxxx>
---
include/linux/sched/sysctl.h | 2 --
kernel/sched/core.c | 22 +++++++++++++++++++++-
kernel/sysctl.c | 11 -----------
3 files changed, 21 insertions(+), 14 deletions(-)
diff --git a/include/linux/sched/sysctl.h b/include/linux/sched/sysctl.h
index c19dd5a2c05c..e3555a1bc013 100644
--- a/include/linux/sched/sysctl.h
+++ b/include/linux/sched/sysctl.h
@@ -60,8 +60,6 @@ int sysctl_sched_uclamp_handler(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos);
int sysctl_numa_balancing(struct ctl_table *table, int write, void *buffer,
size_t *lenp, loff_t *ppos);
-int sysctl_schedstats(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;
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 848eaa0efe0e..024e09875472 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4352,7 +4352,7 @@ static int __init setup_schedstats(char *str)
__setup("schedstats=", setup_schedstats);
#ifdef CONFIG_PROC_SYSCTL
-int sysctl_schedstats(struct ctl_table *table, int write, void *buffer,
+static int sysctl_schedstats(struct ctl_table *table, int write, void *buffer,
size_t *lenp, loff_t *ppos)
{
struct ctl_table t;
@@ -4371,6 +4371,26 @@ int sysctl_schedstats(struct ctl_table *table, int write, void *buffer,
set_schedstats(state);
return err;
}
+
+static struct ctl_table sched_schedstats_sysctls[] = {
+ {
+ .procname = "sched_schedstats",
+ .data = NULL,
+ .maxlen = sizeof(unsigned int),
+ .mode = 0644,
+ .proc_handler = sysctl_schedstats,
+ .extra1 = SYSCTL_ZERO,
+ .extra2 = SYSCTL_ONE,
+ },
+ {}
+};
+
+static int __init sched_schedstats_sysctl_init(void)
+{
+ register_sysctl_init("kernel", sched_schedstats_sysctls);
+ return 0;
+}
+late_initcall(sched_schedstats_sysctl_init);
#endif /* CONFIG_PROC_SYSCTL */
#endif /* CONFIG_SCHEDSTATS */
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 5ae443b2882e..4b2716387e35 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -1659,17 +1659,6 @@ static struct ctl_table kern_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec,
},
-#ifdef CONFIG_SCHEDSTATS
- {
- .procname = "sched_schedstats",
- .data = NULL,
- .maxlen = sizeof(unsigned int),
- .mode = 0644,
- .proc_handler = sysctl_schedstats,
- .extra1 = SYSCTL_ZERO,
- .extra2 = SYSCTL_ONE,
- },
-#endif /* CONFIG_SCHEDSTATS */
#ifdef CONFIG_TASK_DELAY_ACCT
{
.procname = "task_delayacct",
--
2.20.1
