109 lines
3.2 KiB
C
109 lines
3.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _LINUX_SCHED_SYSCTL_H
|
|
#define _LINUX_SCHED_SYSCTL_H
|
|
|
|
#include <linux/types.h>
|
|
|
|
struct ctl_table;
|
|
|
|
#ifdef CONFIG_DETECT_HUNG_TASK
|
|
extern int sysctl_hung_task_check_count;
|
|
extern unsigned int sysctl_hung_task_panic;
|
|
extern unsigned long sysctl_hung_task_timeout_secs;
|
|
extern unsigned long sysctl_hung_task_check_interval_secs;
|
|
extern int sysctl_hung_task_warnings;
|
|
extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
|
|
void __user *buffer,
|
|
size_t *lenp, loff_t *ppos);
|
|
#else
|
|
/* Avoid need for ifdefs elsewhere in the code */
|
|
enum { sysctl_hung_task_timeout_secs = 0 };
|
|
#endif
|
|
|
|
extern unsigned int sysctl_sched_latency;
|
|
extern unsigned int sysctl_sched_min_granularity;
|
|
extern unsigned int sysctl_sched_wakeup_granularity;
|
|
extern unsigned int sysctl_sched_child_runs_first;
|
|
|
|
enum sched_tunable_scaling {
|
|
SCHED_TUNABLESCALING_NONE,
|
|
SCHED_TUNABLESCALING_LOG,
|
|
SCHED_TUNABLESCALING_LINEAR,
|
|
SCHED_TUNABLESCALING_END,
|
|
};
|
|
extern enum sched_tunable_scaling sysctl_sched_tunable_scaling;
|
|
|
|
extern unsigned int sysctl_numa_balancing_scan_delay;
|
|
extern unsigned int sysctl_numa_balancing_scan_period_min;
|
|
extern unsigned int sysctl_numa_balancing_scan_period_max;
|
|
extern unsigned int sysctl_numa_balancing_scan_size;
|
|
|
|
#ifdef CONFIG_MCST
|
|
extern unsigned int sysctl_sched_min_ns_no_migrate;
|
|
#endif
|
|
|
|
#if defined(CONFIG_SCHED_DEBUG) || defined(CONFIG_MCST) && defined(CONFIG_SYSCTL)
|
|
extern __read_mostly unsigned int sysctl_sched_migration_cost;
|
|
extern __read_mostly unsigned int sysctl_sched_nr_migrate;
|
|
|
|
int sched_proc_update_handler(struct ctl_table *table, int write,
|
|
void __user *buffer, size_t *length,
|
|
loff_t *ppos);
|
|
#endif
|
|
|
|
/*
|
|
* control realtime throttling:
|
|
*
|
|
* /proc/sys/kernel/sched_rt_period_us
|
|
* /proc/sys/kernel/sched_rt_runtime_us
|
|
*/
|
|
extern unsigned int sysctl_sched_rt_period;
|
|
extern int sysctl_sched_rt_runtime;
|
|
|
|
#ifdef CONFIG_UCLAMP_TASK
|
|
extern unsigned int sysctl_sched_uclamp_util_min;
|
|
extern unsigned int sysctl_sched_uclamp_util_max;
|
|
#endif
|
|
|
|
#ifdef CONFIG_CFS_BANDWIDTH
|
|
extern unsigned int sysctl_sched_cfs_bandwidth_slice;
|
|
#endif
|
|
|
|
#ifdef CONFIG_SCHED_AUTOGROUP
|
|
extern unsigned int sysctl_sched_autogroup_enabled;
|
|
#endif
|
|
|
|
extern int sysctl_sched_rr_timeslice;
|
|
extern int sched_rr_timeslice;
|
|
|
|
extern int sched_rr_handler(struct ctl_table *table, int write,
|
|
void __user *buffer, size_t *lenp,
|
|
loff_t *ppos);
|
|
|
|
extern int sched_rt_handler(struct ctl_table *table, int write,
|
|
void __user *buffer, size_t *lenp,
|
|
loff_t *ppos);
|
|
|
|
#ifdef CONFIG_UCLAMP_TASK
|
|
extern int sysctl_sched_uclamp_handler(struct ctl_table *table, int write,
|
|
void __user *buffer, size_t *lenp,
|
|
loff_t *ppos);
|
|
#endif
|
|
|
|
extern int sysctl_numa_balancing(struct ctl_table *table, int write,
|
|
void __user *buffer, size_t *lenp,
|
|
loff_t *ppos);
|
|
|
|
extern int sysctl_schedstats(struct ctl_table *table, int write,
|
|
void __user *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;
|
|
extern int sched_energy_aware_handler(struct ctl_table *table, int write,
|
|
void __user *buffer, size_t *lenp,
|
|
loff_t *ppos);
|
|
#endif
|
|
|
|
#endif /* _LINUX_SCHED_SYSCTL_H */
|