Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef _SCHED_SYSCTL_H
2#define _SCHED_SYSCTL_H
3
4#ifdef CONFIG_DETECT_HUNG_TASK
5extern int sysctl_hung_task_check_count;
6extern unsigned int sysctl_hung_task_panic;
7extern unsigned long sysctl_hung_task_timeout_secs;
8extern int sysctl_hung_task_warnings;
9extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
10 void __user *buffer,
11 size_t *lenp, loff_t *ppos);
12#else
13/* Avoid need for ifdefs elsewhere in the code */
14enum { sysctl_hung_task_timeout_secs = 0 };
15#endif
16
17extern unsigned int sysctl_sched_latency;
18extern unsigned int sysctl_sched_min_granularity;
19extern unsigned int sysctl_sched_wakeup_granularity;
20extern unsigned int sysctl_sched_child_runs_first;
21
22enum sched_tunable_scaling {
23 SCHED_TUNABLESCALING_NONE,
24 SCHED_TUNABLESCALING_LOG,
25 SCHED_TUNABLESCALING_LINEAR,
26 SCHED_TUNABLESCALING_END,
27};
28extern enum sched_tunable_scaling sysctl_sched_tunable_scaling;
29
30extern unsigned int sysctl_numa_balancing_scan_delay;
31extern unsigned int sysctl_numa_balancing_scan_period_min;
32extern unsigned int sysctl_numa_balancing_scan_period_max;
33extern unsigned int sysctl_numa_balancing_scan_size;
34
35#ifdef CONFIG_SCHED_DEBUG
36extern unsigned int sysctl_sched_migration_cost;
37extern unsigned int sysctl_sched_nr_migrate;
38extern unsigned int sysctl_sched_time_avg;
39extern unsigned int sysctl_sched_shares_window;
40
41int sched_proc_update_handler(struct ctl_table *table, int write,
42 void __user *buffer, size_t *length,
43 loff_t *ppos);
44#endif
45
46/*
47 * control realtime throttling:
48 *
49 * /proc/sys/kernel/sched_rt_period_us
50 * /proc/sys/kernel/sched_rt_runtime_us
51 */
52extern unsigned int sysctl_sched_rt_period;
53extern int sysctl_sched_rt_runtime;
54
55#ifdef CONFIG_CFS_BANDWIDTH
56extern unsigned int sysctl_sched_cfs_bandwidth_slice;
57#endif
58
59#ifdef CONFIG_SCHED_AUTOGROUP
60extern unsigned int sysctl_sched_autogroup_enabled;
61#endif
62
63extern int sched_rr_timeslice;
64
65extern int sched_rr_handler(struct ctl_table *table, int write,
66 void __user *buffer, size_t *lenp,
67 loff_t *ppos);
68
69extern int sched_rt_handler(struct ctl_table *table, int write,
70 void __user *buffer, size_t *lenp,
71 loff_t *ppos);
72
73extern int sysctl_numa_balancing(struct ctl_table *table, int write,
74 void __user *buffer, size_t *lenp,
75 loff_t *ppos);
76
77extern int sysctl_schedstats(struct ctl_table *table, int write,
78 void __user *buffer, size_t *lenp,
79 loff_t *ppos);
80
81#endif /* _SCHED_SYSCTL_H */